diff options
Diffstat (limited to 'calendar/gui/e-day-view.c')
| -rw-r--r-- | calendar/gui/e-day-view.c | 6582 |
1 files changed, 0 insertions, 6582 deletions
diff --git a/calendar/gui/e-day-view.c b/calendar/gui/e-day-view.c deleted file mode 100644 index bbf0732122..0000000000 --- a/calendar/gui/e-day-view.c +++ /dev/null @@ -1,6582 +0,0 @@ -/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */ - -/* - * Author : - * Damon Chaplin <damon@helixcode.com> - * - * Copyright 1999, Helix Code, Inc. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation; either version 2 of the - * License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 - * USA - */ - -/* - * EDayView - displays the Day & Work-Week views of the calendar. - */ - -#include <config.h> -#include <math.h> -#include <time.h> -#include <gdk/gdkx.h> -#include <cal-util/timeutil.h> -#include "dialogs/delete-comp.h" -#include "comp-util.h" -#include "e-day-view.h" -#include "e-day-view-time-item.h" -#include "e-day-view-top-item.h" -#include "e-day-view-main-item.h" -#include "calendar-commands.h" -#include "popup-menu.h" -#include <gal/widgets/e-canvas.h> -#include <gal/e-text/e-text.h> -#include <gal/widgets/e-canvas-utils.h> -#include "e-meeting-edit.h" - -/* Images */ -#include "bell.xpm" -#include "recur.xpm" - -/* The minimum amount of space wanted on each side of the date string. */ -#define E_DAY_VIEW_DATE_X_PAD 4 - -#define E_DAY_VIEW_LARGE_FONT \ - "-adobe-utopia-regular-r-normal-*-*-240-*-*-p-*-iso8859-*" -#define E_DAY_VIEW_LARGE_FONT_FALLBACK \ - "-adobe-helvetica-bold-r-normal-*-*-240-*-*-p-*-iso8859-*" - -/* The offset from the top/bottom of the canvas before auto-scrolling starts.*/ -#define E_DAY_VIEW_AUTO_SCROLL_OFFSET 16 - -/* The time between each auto-scroll, in milliseconds. */ -#define E_DAY_VIEW_AUTO_SCROLL_TIMEOUT 50 - -/* The number of timeouts we skip before we start scrolling. */ -#define E_DAY_VIEW_AUTO_SCROLL_DELAY 5 - -/* The number of pixels the mouse has to be moved with the button down before - we start a drag. */ -#define E_DAY_VIEW_DRAG_START_OFFSET 4 - -/* The amount we scroll the main canvas when the Page Up/Down keys are pressed, - as a fraction of the page size. */ -#define E_DAY_VIEW_PAGE_STEP 0.5 - -/* The amount we scroll the main canvas when the mouse wheel buttons are - pressed, as a fraction of the page size. */ -#define E_DAY_VIEW_WHEEL_MOUSE_STEP_SIZE 0.25 - - -/* Drag and Drop stuff. */ -enum { - TARGET_CALENDAR_EVENT -}; -static GtkTargetEntry target_table[] = { - { "application/x-e-calendar-event", 0, TARGET_CALENDAR_EVENT } -}; -static guint n_targets = sizeof(target_table) / sizeof(target_table[0]); - -static void e_day_view_class_init (EDayViewClass *class); -static void e_day_view_init (EDayView *day_view); -static void e_day_view_destroy (GtkObject *object); -static void e_day_view_realize (GtkWidget *widget); -static void e_day_view_unrealize (GtkWidget *widget); -static void e_day_view_style_set (GtkWidget *widget, - GtkStyle *previous_style); -static void e_day_view_size_allocate (GtkWidget *widget, - GtkAllocation *allocation); -static gboolean e_day_view_update_scroll_regions (EDayView *day_view); -static gint e_day_view_focus_in (GtkWidget *widget, - GdkEventFocus *event); -static gint e_day_view_focus_out (GtkWidget *widget, - GdkEventFocus *event); -static gint e_day_view_key_press (GtkWidget *widget, - GdkEventKey *event); -static void e_day_view_cursor_key_up_shifted (EDayView *day_view, - GdkEventKey *event); -static void e_day_view_cursor_key_down_shifted (EDayView *day_view, - GdkEventKey *event); -static void e_day_view_cursor_key_left_shifted (EDayView *day_view, - GdkEventKey *event); -static void e_day_view_cursor_key_right_shifted (EDayView *day_view, - GdkEventKey *event); -static void e_day_view_cursor_key_up (EDayView *day_view, - GdkEventKey *event); -static void e_day_view_cursor_key_down (EDayView *day_view, - GdkEventKey *event); -static void e_day_view_cursor_key_left (EDayView *day_view, - GdkEventKey *event); -static void e_day_view_cursor_key_right (EDayView *day_view, - GdkEventKey *event); -static void e_day_view_ensure_rows_visible (EDayView *day_view, - gint start_row, - gint end_row); -static void e_day_view_scroll (EDayView *day_view, - gfloat pages_to_scroll); - -static gboolean e_day_view_check_if_new_event_fits (EDayView *day_view); - -static void e_day_view_on_canvas_realized (GtkWidget *widget, - EDayView *day_view); - -static gboolean e_day_view_on_top_canvas_button_press (GtkWidget *widget, - GdkEventButton *event, - EDayView *day_view); -static gboolean e_day_view_on_top_canvas_button_release (GtkWidget *widget, - GdkEventButton *event, - EDayView *day_view); -static gboolean e_day_view_on_top_canvas_motion (GtkWidget *widget, - GdkEventMotion *event, - EDayView *day_view); - -static gboolean e_day_view_on_main_canvas_button_press (GtkWidget *widget, - GdkEventButton *event, - EDayView *day_view); -static gboolean e_day_view_on_main_canvas_button_release (GtkWidget *widget, - GdkEventButton *event, - EDayView *day_view); - -static gboolean e_day_view_on_time_canvas_button_press (GtkWidget *widget, - GdkEventButton *event, - EDayView *day_view); - -static void e_day_view_update_calendar_selection_time (EDayView *day_view); -static gboolean e_day_view_on_main_canvas_motion (GtkWidget *widget, - GdkEventMotion *event, - EDayView *day_view); -static gboolean e_day_view_convert_event_coords (EDayView *day_view, - GdkEvent *event, - GdkWindow *window, - gint *x_return, - gint *y_return); -static void e_day_view_update_long_event_resize (EDayView *day_view, - gint day); -static void e_day_view_update_resize (EDayView *day_view, - gint row); -static void e_day_view_finish_long_event_resize (EDayView *day_view); -static void e_day_view_finish_resize (EDayView *day_view); -static void e_day_view_abort_resize (EDayView *day_view, - guint32 time); - - -static gboolean e_day_view_on_long_event_button_press (EDayView *day_view, - gint event_num, - GdkEventButton *event, - EDayViewPosition pos, - gint event_x, - gint event_y); -static gboolean e_day_view_on_event_button_press (EDayView *day_view, - gint day, - gint event_num, - GdkEventButton *event, - EDayViewPosition pos, - gint event_x, - gint event_y); -static void e_day_view_on_long_event_click (EDayView *day_view, - gint event_num, - GdkEventButton *bevent, - EDayViewPosition pos, - gint event_x, - gint event_y); -static void e_day_view_on_event_click (EDayView *day_view, - gint day, - gint event_num, - GdkEventButton *event, - EDayViewPosition pos, - gint event_x, - gint event_y); -static void e_day_view_on_event_double_click (EDayView *day_view, - gint day, - gint event_num); -static void e_day_view_on_event_right_click (EDayView *day_view, - GdkEventButton *bevent, - gint day, - gint event_num); - -static void e_day_view_recalc_day_starts (EDayView *day_view, - time_t start_time); -static void e_day_view_recalc_num_rows (EDayView *day_view); -static void e_day_view_recalc_cell_sizes (EDayView *day_view); - -static EDayViewPosition e_day_view_convert_position_in_top_canvas (EDayView *day_view, - gint x, - gint y, - gint *day_return, - gint *event_num_return); -static EDayViewPosition e_day_view_convert_position_in_main_canvas (EDayView *day_view, - gint x, - gint y, - gint *day_return, - gint *row_return, - gint *event_num_return); -static gboolean e_day_view_find_event_from_item (EDayView *day_view, - GnomeCanvasItem *item, - gint *day_return, - gint *event_num_return); -static gboolean e_day_view_find_event_from_uid (EDayView *day_view, - const gchar *uid, - gint *day_return, - gint *event_num_return); - -typedef gboolean (* EDayViewForeachEventCallback) (EDayView *day_view, - gint day, - gint event_num, - gpointer data); - -static void e_day_view_foreach_event (EDayView *day_view, - EDayViewForeachEventCallback callback, - gpointer data); -static void e_day_view_foreach_event_with_uid (EDayView *day_view, - const gchar *uid, - EDayViewForeachEventCallback callback, - gpointer data); - -static void e_day_view_queue_reload_events (EDayView *day_view); -static gboolean e_day_view_reload_events_idle_cb (gpointer data); -static void e_day_view_reload_events (EDayView *day_view); -static void e_day_view_free_events (EDayView *day_view); -static void e_day_view_free_event_array (EDayView *day_view, - GArray *array); -static int e_day_view_add_event (CalComponent *comp, - time_t start, - time_t end, - gpointer data); -static void e_day_view_update_event_label (EDayView *day_view, - gint day, - gint event_num); -static void e_day_view_update_long_event_label (EDayView *day_view, - gint event_num); - -static void e_day_view_layout_long_events (EDayView *day_view); -static void e_day_view_layout_long_event (EDayView *day_view, - EDayViewEvent *event, - guint8 *grid); -static void e_day_view_reshape_long_events (EDayView *day_view); -static void e_day_view_reshape_long_event (EDayView *day_view, - gint event_num); -static void e_day_view_layout_day_events (EDayView *day_view, - gint day); -static void e_day_view_layout_day_event (EDayView *day_view, - gint day, - EDayViewEvent *event, - guint8 *grid, - guint16 *group_starts); -static void e_day_view_expand_day_event (EDayView *day_view, - gint day, - EDayViewEvent *event, - guint8 *grid); -static void e_day_view_recalc_cols_per_row (EDayView *day_view, - gint day, - guint16 *group_starts); -static void e_day_view_reshape_day_events (EDayView *day_view, - gint day); -static void e_day_view_reshape_day_event (EDayView *day_view, - gint day, - gint event_num); -static void e_day_view_reshape_main_canvas_resize_bars (EDayView *day_view); -static void e_day_view_reshape_resize_long_event_rect_item (EDayView *day_view); -static void e_day_view_reshape_resize_rect_item (EDayView *day_view); - -static void e_day_view_ensure_events_sorted (EDayView *day_view); -static gint e_day_view_event_sort_func (const void *arg1, - const void *arg2); - -static void e_day_view_start_editing_event (EDayView *day_view, - gint day, - gint event_num, - gchar *initial_text); -static void e_day_view_stop_editing_event (EDayView *day_view); -static gboolean e_day_view_on_text_item_event (GnomeCanvasItem *item, - GdkEvent *event, - EDayView *day_view); -static void e_day_view_on_editing_started (EDayView *day_view, - GnomeCanvasItem *item); -static void e_day_view_on_editing_stopped (EDayView *day_view, - GnomeCanvasItem *item); - -static time_t e_day_view_convert_grid_position_to_time (EDayView *day_view, - gint col, - gint row); -static gboolean e_day_view_convert_time_to_grid_position (EDayView *day_view, - time_t time, - gint *col, - gint *row); - -static void e_day_view_start_auto_scroll (EDayView *day_view, - gboolean scroll_up); -static gboolean e_day_view_auto_scroll_handler (gpointer data); - -static void e_day_view_on_new_appointment (GtkWidget *widget, - gpointer data); -static void e_day_view_on_edit_appointment (GtkWidget *widget, - gpointer data); -static void e_day_view_on_delete_occurrence (GtkWidget *widget, - gpointer data); -static void e_day_view_on_delete_appointment (GtkWidget *widget, - gpointer data); -static void e_day_view_on_schedule_meet (GtkWidget *widget, - gpointer data); -static void e_day_view_on_unrecur_appointment (GtkWidget *widget, - gpointer data); -static EDayViewEvent* e_day_view_get_popup_menu_event (EDayView *day_view); - -static gint e_day_view_on_top_canvas_drag_motion (GtkWidget *widget, - GdkDragContext *context, - gint x, - gint y, - guint time, - EDayView *day_view); -static void e_day_view_update_top_canvas_drag (EDayView *day_view, - gint day); -static void e_day_view_reshape_top_canvas_drag_item (EDayView *day_view); -static gint e_day_view_on_main_canvas_drag_motion (GtkWidget *widget, - GdkDragContext *context, - gint x, - gint y, - guint time, - EDayView *day_view); -static void e_day_view_reshape_main_canvas_drag_item (EDayView *day_view); -static void e_day_view_update_main_canvas_drag (EDayView *day_view, - gint row, - gint day); -static void e_day_view_on_top_canvas_drag_leave (GtkWidget *widget, - GdkDragContext *context, - guint time, - EDayView *day_view); -static void e_day_view_on_main_canvas_drag_leave (GtkWidget *widget, - GdkDragContext *context, - guint time, - EDayView *day_view); -static void e_day_view_on_drag_begin (GtkWidget *widget, - GdkDragContext *context, - EDayView *day_view); -static void e_day_view_on_drag_end (GtkWidget *widget, - GdkDragContext *context, - EDayView *day_view); -static void e_day_view_on_drag_data_get (GtkWidget *widget, - GdkDragContext *context, - GtkSelectionData *selection_data, - guint info, - guint time, - EDayView *day_view); -static void e_day_view_on_top_canvas_drag_data_received (GtkWidget *widget, - GdkDragContext *context, - gint x, - gint y, - GtkSelectionData *data, - guint info, - guint time, - EDayView *day_view); -static void e_day_view_on_main_canvas_drag_data_received (GtkWidget *widget, - GdkDragContext *context, - gint x, - gint y, - GtkSelectionData *data, - guint info, - guint time, - EDayView *day_view); - -static gboolean e_day_view_update_event_cb (EDayView *day_view, - gint day, - gint event_num, - gpointer data); -static gboolean e_day_view_remove_event_cb (EDayView *day_view, - gint day, - gint event_num, - gpointer data); -static void e_day_view_normalize_selection (EDayView *day_view); -static gboolean e_day_view_set_show_times_cb (EDayView *day_view, - gint day, - gint event_num, - gpointer data); -static time_t e_day_view_find_work_week_start (EDayView *day_view, - time_t start_time); -static void e_day_view_recalc_work_week (EDayView *day_view); -static void e_day_view_recalc_work_week_days_shown (EDayView *day_view); -static gboolean e_day_view_set_event_font_cb (EDayView *day_view, - gint day, - gint event_num, - gpointer data); - - -static GtkTableClass *parent_class; - - -GtkType -e_day_view_get_type (void) -{ - static GtkType e_day_view_type = 0; - - if (!e_day_view_type){ - GtkTypeInfo e_day_view_info = { - "EDayView", - sizeof (EDayView), - sizeof (EDayViewClass), - (GtkClassInitFunc) e_day_view_class_init, - (GtkObjectInitFunc) e_day_view_init, - NULL, /* reserved 1 */ - NULL, /* reserved 2 */ - (GtkClassInitFunc) NULL - }; - - parent_class = gtk_type_class (GTK_TYPE_TABLE); - e_day_view_type = gtk_type_unique (GTK_TYPE_TABLE, - &e_day_view_info); - } - - return e_day_view_type; -} - - -static void -e_day_view_class_init (EDayViewClass *class) -{ - GtkObjectClass *object_class; - GtkWidgetClass *widget_class; - - object_class = (GtkObjectClass *) class; - widget_class = (GtkWidgetClass *) class; - - /* Method override */ - object_class->destroy = e_day_view_destroy; - - widget_class->realize = e_day_view_realize; - widget_class->unrealize = e_day_view_unrealize; - widget_class->style_set = e_day_view_style_set; - widget_class->size_allocate = e_day_view_size_allocate; - widget_class->focus_in_event = e_day_view_focus_in; - widget_class->focus_out_event = e_day_view_focus_out; - widget_class->key_press_event = e_day_view_key_press; -} - - -static void -e_day_view_init (EDayView *day_view) -{ - gint day; - GnomeCanvasGroup *canvas_group; - - GTK_WIDGET_SET_FLAGS (day_view, GTK_CAN_FOCUS); - - day_view->calendar = NULL; - day_view->client = NULL; - - day_view->long_events = g_array_new (FALSE, FALSE, - sizeof (EDayViewEvent)); - day_view->long_events_sorted = TRUE; - day_view->long_events_need_layout = FALSE; - day_view->long_events_need_reshape = FALSE; - day_view->reload_events_idle_id = 0; - - for (day = 0; day < E_DAY_VIEW_MAX_DAYS; day++) { - day_view->events[day] = g_array_new (FALSE, FALSE, - sizeof (EDayViewEvent)); - day_view->events_sorted[day] = TRUE; - day_view->need_layout[day] = FALSE; - day_view->need_reshape[day] = FALSE; - } - - /* These indicate that the times haven't been set. */ - day_view->lower = 0; - day_view->upper = 0; - - day_view->work_week_view = FALSE; - day_view->days_shown = 1; - - day_view->mins_per_row = 30; - day_view->date_format = E_DAY_VIEW_DATE_FULL; - day_view->rows_in_top_display = 0; - - /* Note that these don't work yet. It would need a few fixes to the - way event->start_minute and event->end_minute are used, and there - may be problems with events that go outside the visible times. */ - day_view->first_hour_shown = 0; - day_view->first_minute_shown = 0; - day_view->last_hour_shown = 24; - day_view->last_minute_shown = 0; - - day_view->main_gc = NULL; - e_day_view_recalc_num_rows (day_view); - - day_view->working_days = E_DAY_VIEW_MONDAY | E_DAY_VIEW_TUESDAY - | E_DAY_VIEW_WEDNESDAY | E_DAY_VIEW_THURSDAY - | E_DAY_VIEW_FRIDAY; - - day_view->work_day_start_hour = 9; - day_view->work_day_start_minute = 0; - day_view->work_day_end_hour = 17; - day_view->work_day_end_minute = 0; - day_view->show_event_end_times = TRUE; - day_view->week_start_day = 0; - day_view->scroll_to_work_day = TRUE; - - day_view->editing_event_day = -1; - day_view->editing_event_num = -1; - - day_view->resize_bars_event_day = -1; - day_view->resize_bars_event_num = -1; - - day_view->selection_start_row = -1; - day_view->selection_start_day = -1; - day_view->selection_end_row = -1; - day_view->selection_end_day = -1; - day_view->selection_is_being_dragged = FALSE; - day_view->selection_drag_pos = E_DAY_VIEW_DRAG_END; - day_view->selection_in_top_canvas = FALSE; - - day_view->resize_drag_pos = E_DAY_VIEW_POS_NONE; - - day_view->pressed_event_day = -1; - - day_view->drag_event_day = -1; - day_view->drag_last_day = -1; - - day_view->auto_scroll_timeout_id = 0; - - /* Create the large font. */ - day_view->large_font = gdk_font_load (E_DAY_VIEW_LARGE_FONT); - if (!day_view->large_font) - day_view->large_font = gdk_font_load (E_DAY_VIEW_LARGE_FONT_FALLBACK); - if (!day_view->large_font) - g_warning ("Couldn't load font"); - - /* String to use in 12-hour time format for times in the morning. */ - day_view->am_string = _("am"); - - /* String to use in 12-hour time format for times in the afternoon. */ - day_view->pm_string = _("pm"); - - - /* - * Top Canvas - */ - day_view->top_canvas = e_canvas_new (); - gtk_table_attach (GTK_TABLE (day_view), day_view->top_canvas, - 1, 2, 0, 1, GTK_EXPAND | GTK_FILL, GTK_FILL, 0, 0); - gtk_widget_show (day_view->top_canvas); - gtk_signal_connect_after (GTK_OBJECT (day_view->top_canvas), "button_press_event", - GTK_SIGNAL_FUNC (e_day_view_on_top_canvas_button_press), - day_view); - gtk_signal_connect_after (GTK_OBJECT (day_view->top_canvas), "button_release_event", - GTK_SIGNAL_FUNC (e_day_view_on_top_canvas_button_release), - day_view); - gtk_signal_connect_after (GTK_OBJECT (day_view->top_canvas), "motion_notify_event", - GTK_SIGNAL_FUNC (e_day_view_on_top_canvas_motion), - day_view); - gtk_signal_connect_after (GTK_OBJECT (day_view->top_canvas), - "drag_motion", - GTK_SIGNAL_FUNC (e_day_view_on_top_canvas_drag_motion), - day_view); - gtk_signal_connect_after (GTK_OBJECT (day_view->top_canvas), - "drag_leave", - GTK_SIGNAL_FUNC (e_day_view_on_top_canvas_drag_leave), - day_view); - gtk_signal_connect (GTK_OBJECT (day_view->top_canvas), - "drag_begin", - GTK_SIGNAL_FUNC (e_day_view_on_drag_begin), - day_view); - gtk_signal_connect (GTK_OBJECT (day_view->top_canvas), - "drag_end", - GTK_SIGNAL_FUNC (e_day_view_on_drag_end), - day_view); - gtk_signal_connect (GTK_OBJECT (day_view->top_canvas), - "drag_data_get", - GTK_SIGNAL_FUNC (e_day_view_on_drag_data_get), - day_view); - gtk_signal_connect (GTK_OBJECT (day_view->top_canvas), - "drag_data_received", - GTK_SIGNAL_FUNC (e_day_view_on_top_canvas_drag_data_received), - day_view); - - canvas_group = GNOME_CANVAS_GROUP (GNOME_CANVAS (day_view->top_canvas)->root); - - day_view->top_canvas_item = - gnome_canvas_item_new (canvas_group, - e_day_view_top_item_get_type (), - "EDayViewTopItem::day_view", day_view, - NULL); - - day_view->resize_long_event_rect_item = - gnome_canvas_item_new (canvas_group, - gnome_canvas_rect_get_type(), - NULL); - gnome_canvas_item_hide (day_view->resize_long_event_rect_item); - - day_view->drag_long_event_rect_item = - gnome_canvas_item_new (canvas_group, - gnome_canvas_rect_get_type (), - "width_pixels", 1, - NULL); - gnome_canvas_item_hide (day_view->drag_long_event_rect_item); - - day_view->drag_long_event_item = - gnome_canvas_item_new (canvas_group, - e_text_get_type (), - "anchor", GTK_ANCHOR_NW, - "line_wrap", TRUE, - "clip", TRUE, - "max_lines", 1, - "editable", TRUE, - "draw_background", FALSE, - "fill_color_rgba", GNOME_CANVAS_COLOR(0, 0, 0), - NULL); - gnome_canvas_item_hide (day_view->drag_long_event_item); - - /* - * Main Canvas - */ - day_view->main_canvas = e_canvas_new (); - gtk_table_attach (GTK_TABLE (day_view), day_view->main_canvas, - 1, 2, 1, 2, - GTK_EXPAND | GTK_FILL, GTK_EXPAND | GTK_FILL, 0, 0); - gtk_widget_show (day_view->main_canvas); - gtk_signal_connect (GTK_OBJECT (day_view->main_canvas), "realize", - GTK_SIGNAL_FUNC (e_day_view_on_canvas_realized), - day_view); - gtk_signal_connect_after (GTK_OBJECT (day_view->main_canvas), - "button_press_event", - GTK_SIGNAL_FUNC (e_day_view_on_main_canvas_button_press), - day_view); - gtk_signal_connect_after (GTK_OBJECT (day_view->main_canvas), - "button_release_event", - GTK_SIGNAL_FUNC (e_day_view_on_main_canvas_button_release), - day_view); - gtk_signal_connect_after (GTK_OBJECT (day_view->main_canvas), - "motion_notify_event", - GTK_SIGNAL_FUNC (e_day_view_on_main_canvas_motion), - day_view); - gtk_signal_connect_after (GTK_OBJECT (day_view->main_canvas), - "drag_motion", - GTK_SIGNAL_FUNC (e_day_view_on_main_canvas_drag_motion), - day_view); - gtk_signal_connect_after (GTK_OBJECT (day_view->main_canvas), - "drag_leave", - GTK_SIGNAL_FUNC (e_day_view_on_main_canvas_drag_leave), - day_view); - gtk_signal_connect (GTK_OBJECT (day_view->main_canvas), - "drag_begin", - GTK_SIGNAL_FUNC (e_day_view_on_drag_begin), - day_view); - gtk_signal_connect (GTK_OBJECT (day_view->main_canvas), - "drag_end", - GTK_SIGNAL_FUNC (e_day_view_on_drag_end), - day_view); - gtk_signal_connect (GTK_OBJECT (day_view->main_canvas), - "drag_data_get", - GTK_SIGNAL_FUNC (e_day_view_on_drag_data_get), - day_view); - gtk_signal_connect (GTK_OBJECT (day_view->main_canvas), - "drag_data_received", - GTK_SIGNAL_FUNC (e_day_view_on_main_canvas_drag_data_received), - day_view); - - canvas_group = GNOME_CANVAS_GROUP (GNOME_CANVAS (day_view->main_canvas)->root); - - day_view->main_canvas_item = - gnome_canvas_item_new (canvas_group, - e_day_view_main_item_get_type (), - "EDayViewMainItem::day_view", day_view, - NULL); - - day_view->resize_rect_item = - gnome_canvas_item_new (canvas_group, - gnome_canvas_rect_get_type(), - NULL); - gnome_canvas_item_hide (day_view->resize_rect_item); - - day_view->resize_bar_item = - gnome_canvas_item_new (canvas_group, - gnome_canvas_rect_get_type(), - NULL); - gnome_canvas_item_hide (day_view->resize_bar_item); - - day_view->main_canvas_top_resize_bar_item = - gnome_canvas_item_new (canvas_group, - gnome_canvas_rect_get_type (), - "width_pixels", 1, - NULL); - gnome_canvas_item_hide (day_view->main_canvas_top_resize_bar_item); - - day_view->main_canvas_bottom_resize_bar_item = - gnome_canvas_item_new (canvas_group, - gnome_canvas_rect_get_type (), - "width_pixels", 1, - NULL); - gnome_canvas_item_hide (day_view->main_canvas_bottom_resize_bar_item); - - - day_view->drag_rect_item = - gnome_canvas_item_new (canvas_group, - gnome_canvas_rect_get_type (), - "width_pixels", 1, - NULL); - gnome_canvas_item_hide (day_view->drag_rect_item); - - day_view->drag_bar_item = - gnome_canvas_item_new (canvas_group, - gnome_canvas_rect_get_type (), - "width_pixels", 1, - NULL); - gnome_canvas_item_hide (day_view->drag_bar_item); - - day_view->drag_item = - gnome_canvas_item_new (canvas_group, - e_text_get_type (), - "anchor", GTK_ANCHOR_NW, - "line_wrap", TRUE, - "clip", TRUE, - "editable", TRUE, - "draw_background", FALSE, - "fill_color_rgba", GNOME_CANVAS_COLOR(0, 0, 0), - NULL); - gnome_canvas_item_hide (day_view->drag_item); - - - /* - * Times Canvas - */ - day_view->time_canvas = e_canvas_new (); - gtk_layout_set_vadjustment (GTK_LAYOUT (day_view->time_canvas), - GTK_LAYOUT (day_view->main_canvas)->vadjustment); - gtk_table_attach (GTK_TABLE (day_view), day_view->time_canvas, - 0, 1, 1, 2, - GTK_FILL, GTK_EXPAND | GTK_FILL, 0, 0); - gtk_widget_show (day_view->time_canvas); - gtk_signal_connect_after (GTK_OBJECT (day_view->time_canvas), - "button_press_event", - GTK_SIGNAL_FUNC (e_day_view_on_time_canvas_button_press), - day_view); - - canvas_group = GNOME_CANVAS_GROUP (GNOME_CANVAS (day_view->time_canvas)->root); - - day_view->time_canvas_item = - gnome_canvas_item_new (canvas_group, - e_day_view_time_item_get_type (), - "EDayViewTimeItem::day_view", day_view, - NULL); - - - /* - * Scrollbar. - */ - day_view->vscrollbar = gtk_vscrollbar_new (GTK_LAYOUT (day_view->main_canvas)->vadjustment); - gtk_table_attach (GTK_TABLE (day_view), day_view->vscrollbar, - 2, 3, 1, 2, 0, GTK_EXPAND | GTK_FILL, 0, 0); - gtk_widget_show (day_view->vscrollbar); - - - /* Create the cursors. */ - day_view->normal_cursor = gdk_cursor_new (GDK_TOP_LEFT_ARROW); - day_view->move_cursor = gdk_cursor_new (GDK_FLEUR); - day_view->resize_width_cursor = gdk_cursor_new (GDK_SB_H_DOUBLE_ARROW); - day_view->resize_height_cursor = gdk_cursor_new (GDK_SB_V_DOUBLE_ARROW); - day_view->last_cursor_set_in_top_canvas = NULL; - day_view->last_cursor_set_in_main_canvas = NULL; - - /* Set up the drop sites. */ - gtk_drag_dest_set (day_view->top_canvas, - GTK_DEST_DEFAULT_ALL, - target_table, n_targets, - GDK_ACTION_COPY | GDK_ACTION_MOVE); - gtk_drag_dest_set (day_view->main_canvas, - GTK_DEST_DEFAULT_ALL, - target_table, n_targets, - GDK_ACTION_COPY | GDK_ACTION_MOVE); -} - - -/* Turn off the background of the canvas windows. This reduces flicker - considerably when scrolling. (Why isn't it in GnomeCanvas?). */ -static void -e_day_view_on_canvas_realized (GtkWidget *widget, - EDayView *day_view) -{ - gdk_window_set_back_pixmap (GTK_LAYOUT (widget)->bin_window, - NULL, FALSE); -} - - -/** - * e_day_view_new: - * @Returns: a new #EDayView. - * - * Creates a new #EDayView. - **/ -GtkWidget * -e_day_view_new (void) -{ - GtkWidget *day_view; - - day_view = GTK_WIDGET (gtk_type_new (e_day_view_get_type ())); - - return day_view; -} - - -static void -e_day_view_destroy (GtkObject *object) -{ - EDayView *day_view; - gint day; - - day_view = E_DAY_VIEW (object); - - e_day_view_stop_auto_scroll (day_view); - - if (day_view->reload_events_idle_id != 0) { - g_source_remove (day_view->reload_events_idle_id); - day_view->reload_events_idle_id = 0; - } - - if (day_view->client) { - gtk_signal_disconnect_by_data (GTK_OBJECT (day_view->client), day_view); - gtk_object_unref (GTK_OBJECT (day_view->client)); - day_view->client = NULL; - } - - if (day_view->large_font) - gdk_font_unref (day_view->large_font); - - gdk_cursor_destroy (day_view->normal_cursor); - gdk_cursor_destroy (day_view->move_cursor); - gdk_cursor_destroy (day_view->resize_width_cursor); - gdk_cursor_destroy (day_view->resize_height_cursor); - - e_day_view_free_events (day_view); - g_array_free (day_view->long_events, TRUE); - for (day = 0; day < E_DAY_VIEW_MAX_DAYS; day++) - g_array_free (day_view->events[day], TRUE); - - GTK_OBJECT_CLASS (parent_class)->destroy (object); -} - - -static void -e_day_view_realize (GtkWidget *widget) -{ - EDayView *day_view; - GdkColormap *colormap; - gboolean success[E_DAY_VIEW_COLOR_LAST]; - gint nfailed; - - if (GTK_WIDGET_CLASS (parent_class)->realize) - (*GTK_WIDGET_CLASS (parent_class)->realize)(widget); - - day_view = E_DAY_VIEW (widget); - day_view->main_gc = gdk_gc_new (widget->window); - - colormap = gtk_widget_get_colormap (widget); - - /* Allocate the colors. */ - day_view->colors[E_DAY_VIEW_COLOR_BG_WORKING].red = 247 * 257; - day_view->colors[E_DAY_VIEW_COLOR_BG_WORKING].green = 247 * 257; - day_view->colors[E_DAY_VIEW_COLOR_BG_WORKING].blue = 244 * 257; - - day_view->colors[E_DAY_VIEW_COLOR_BG_NOT_WORKING].red = 216 * 257; - day_view->colors[E_DAY_VIEW_COLOR_BG_NOT_WORKING].green = 216 * 257; - day_view->colors[E_DAY_VIEW_COLOR_BG_NOT_WORKING].blue = 214 * 257; - - day_view->colors[E_DAY_VIEW_COLOR_BG_SELECTED].red = 0 * 257; - day_view->colors[E_DAY_VIEW_COLOR_BG_SELECTED].green = 0 * 257; - day_view->colors[E_DAY_VIEW_COLOR_BG_SELECTED].blue = 156 * 257; - - day_view->colors[E_DAY_VIEW_COLOR_BG_GRID].red = 148 * 257; - day_view->colors[E_DAY_VIEW_COLOR_BG_GRID].green = 149 * 257; - day_view->colors[E_DAY_VIEW_COLOR_BG_GRID].blue = 148 * 257; - - day_view->colors[E_DAY_VIEW_COLOR_BG_TOP_CANVAS].red = 148 * 257; - day_view->colors[E_DAY_VIEW_COLOR_BG_TOP_CANVAS].green = 149 * 257; - day_view->colors[E_DAY_VIEW_COLOR_BG_TOP_CANVAS].blue = 148 * 257; - - day_view->colors[E_DAY_VIEW_COLOR_BG_TOP_CANVAS_SELECTED].red = 65535; - day_view->colors[E_DAY_VIEW_COLOR_BG_TOP_CANVAS_SELECTED].green = 65535; - day_view->colors[E_DAY_VIEW_COLOR_BG_TOP_CANVAS_SELECTED].blue = 65535; - - day_view->colors[E_DAY_VIEW_COLOR_BG_TOP_CANVAS_GRID].red = 0; - day_view->colors[E_DAY_VIEW_COLOR_BG_TOP_CANVAS_GRID].green = 0; - day_view->colors[E_DAY_VIEW_COLOR_BG_TOP_CANVAS_GRID].blue = 0; - - day_view->colors[E_DAY_VIEW_COLOR_EVENT_VBAR].red = 0; - day_view->colors[E_DAY_VIEW_COLOR_EVENT_VBAR].green = 0; - day_view->colors[E_DAY_VIEW_COLOR_EVENT_VBAR].blue = 65535; - - day_view->colors[E_DAY_VIEW_COLOR_EVENT_BACKGROUND].red = 65535; - day_view->colors[E_DAY_VIEW_COLOR_EVENT_BACKGROUND].green = 65535; - day_view->colors[E_DAY_VIEW_COLOR_EVENT_BACKGROUND].blue = 65535; - - day_view->colors[E_DAY_VIEW_COLOR_EVENT_BORDER].red = 0; - day_view->colors[E_DAY_VIEW_COLOR_EVENT_BORDER].green = 0; - day_view->colors[E_DAY_VIEW_COLOR_EVENT_BORDER].blue = 0; - - day_view->colors[E_DAY_VIEW_COLOR_LONG_EVENT_BACKGROUND].red = 213 * 257; - day_view->colors[E_DAY_VIEW_COLOR_LONG_EVENT_BACKGROUND].green = 213 * 257; - day_view->colors[E_DAY_VIEW_COLOR_LONG_EVENT_BACKGROUND].blue = 213 * 257; - - day_view->colors[E_DAY_VIEW_COLOR_LONG_EVENT_BORDER].red = 0; - day_view->colors[E_DAY_VIEW_COLOR_LONG_EVENT_BORDER].green = 0; - day_view->colors[E_DAY_VIEW_COLOR_LONG_EVENT_BORDER].blue = 0; - - nfailed = gdk_colormap_alloc_colors (colormap, day_view->colors, - E_DAY_VIEW_COLOR_LAST, FALSE, - TRUE, success); - if (nfailed) - g_warning ("Failed to allocate all colors"); - - - /* Create the pixmaps. */ - day_view->reminder_icon = gdk_pixmap_colormap_create_from_xpm_d (NULL, colormap, &day_view->reminder_mask, NULL, bell_xpm); - day_view->recurrence_icon = gdk_pixmap_colormap_create_from_xpm_d (NULL, colormap, &day_view->recurrence_mask, NULL, recur_xpm); - - - - /* Set the canvas item colors. */ - gnome_canvas_item_set (day_view->resize_long_event_rect_item, - "fill_color_gdk", &day_view->colors[E_DAY_VIEW_COLOR_EVENT_BACKGROUND], - "outline_color_gdk", &day_view->colors[E_DAY_VIEW_COLOR_EVENT_BORDER], - NULL); - - gnome_canvas_item_set (day_view->drag_long_event_rect_item, - "fill_color_gdk", &day_view->colors[E_DAY_VIEW_COLOR_EVENT_BACKGROUND], - "outline_color_gdk", &day_view->colors[E_DAY_VIEW_COLOR_EVENT_BORDER], - NULL); - - - gnome_canvas_item_set (day_view->resize_rect_item, - "fill_color_gdk", &day_view->colors[E_DAY_VIEW_COLOR_EVENT_BACKGROUND], - "outline_color_gdk", &day_view->colors[E_DAY_VIEW_COLOR_EVENT_BORDER], - NULL); - - gnome_canvas_item_set (day_view->resize_bar_item, - "fill_color_gdk", &day_view->colors[E_DAY_VIEW_COLOR_EVENT_VBAR], - "outline_color_gdk", &day_view->colors[E_DAY_VIEW_COLOR_EVENT_BORDER], - NULL); - - gnome_canvas_item_set (day_view->main_canvas_top_resize_bar_item, - "fill_color_gdk", &day_view->colors[E_DAY_VIEW_COLOR_EVENT_VBAR], - "outline_color_gdk", &day_view->colors[E_DAY_VIEW_COLOR_EVENT_BORDER], - NULL); - - gnome_canvas_item_set (day_view->main_canvas_bottom_resize_bar_item, - "fill_color_gdk", &day_view->colors[E_DAY_VIEW_COLOR_EVENT_VBAR], - "outline_color_gdk", &day_view->colors[E_DAY_VIEW_COLOR_EVENT_BORDER], - NULL); - - - gnome_canvas_item_set (day_view->drag_rect_item, - "fill_color_gdk", &day_view->colors[E_DAY_VIEW_COLOR_EVENT_BACKGROUND], - "outline_color_gdk", &day_view->colors[E_DAY_VIEW_COLOR_EVENT_BORDER], - NULL); - - gnome_canvas_item_set (day_view->drag_bar_item, - "fill_color_gdk", &day_view->colors[E_DAY_VIEW_COLOR_EVENT_VBAR], - "outline_color_gdk", &day_view->colors[E_DAY_VIEW_COLOR_EVENT_BORDER], - NULL); -} - - -static void -e_day_view_unrealize (GtkWidget *widget) -{ - EDayView *day_view; - GdkColormap *colormap; - gint i; - - day_view = E_DAY_VIEW (widget); - - gdk_gc_unref (day_view->main_gc); - day_view->main_gc = NULL; - - colormap = gtk_widget_get_colormap (widget); - for (i = 0; i < E_DAY_VIEW_COLOR_LAST; i++) - gdk_colors_free (colormap, &day_view->colors[i].pixel, 1, 0); - - gdk_pixmap_unref (day_view->reminder_icon); - day_view->reminder_icon = NULL; - gdk_pixmap_unref (day_view->recurrence_icon); - day_view->recurrence_icon = NULL; - - if (GTK_WIDGET_CLASS (parent_class)->unrealize) - (*GTK_WIDGET_CLASS (parent_class)->unrealize)(widget); -} - - -static void -e_day_view_style_set (GtkWidget *widget, - GtkStyle *previous_style) -{ - EDayView *day_view; - GdkFont *font; - gint top_rows, top_canvas_height; - gint hour, max_large_hour_width; - gint minute, max_minute_width, i; - gint month, day, width; - gint longest_month_width, longest_abbreviated_month_width; - gint longest_weekday_width, longest_abbreviated_weekday_width; - struct tm date_tm; - gchar buffer[128]; - gint times_width; - - if (GTK_WIDGET_CLASS (parent_class)->style_set) - (*GTK_WIDGET_CLASS (parent_class)->style_set)(widget, previous_style); - - day_view = E_DAY_VIEW (widget); - font = widget->style->font; - - /* Recalculate the height of each row based on the font size. */ - day_view->row_height = font->ascent + font->descent + E_DAY_VIEW_EVENT_BORDER_HEIGHT + E_DAY_VIEW_EVENT_Y_PAD * 2 + 2 /* FIXME */; - day_view->row_height = MAX (day_view->row_height, E_DAY_VIEW_ICON_HEIGHT + E_DAY_VIEW_ICON_Y_PAD + 2); - GTK_LAYOUT (day_view->main_canvas)->vadjustment->step_increment = day_view->row_height; - - day_view->top_row_height = font->ascent + font->descent + E_DAY_VIEW_LONG_EVENT_BORDER_HEIGHT * 2 + E_DAY_VIEW_LONG_EVENT_Y_PAD * 2 + E_DAY_VIEW_TOP_CANVAS_Y_GAP; - day_view->top_row_height = MAX (day_view->top_row_height, E_DAY_VIEW_ICON_HEIGHT + E_DAY_VIEW_ICON_Y_PAD + 2 + E_DAY_VIEW_TOP_CANVAS_Y_GAP); - - /* Set the height of the top canvas based on the row height and the - number of rows needed (min 1 + 1 for the dates + 1 space for DnD).*/ - top_rows = MAX (1, day_view->rows_in_top_display); - top_canvas_height = (top_rows + 2) * day_view->top_row_height; - gtk_widget_set_usize (day_view->top_canvas, -1, top_canvas_height); - - /* Find the longest full & abbreviated month names. */ - memset (&date_tm, 0, sizeof (date_tm)); - date_tm.tm_year = 100; - date_tm.tm_mday = 1; - date_tm.tm_isdst = -1; - - longest_month_width = 0; - longest_abbreviated_month_width = 0; - for (month = 0; month < 12; month++) { - date_tm.tm_mon = month; - - strftime (buffer, sizeof (buffer), "%B", &date_tm); - width = gdk_string_width (font, buffer); - if (width > longest_month_width) { - longest_month_width = width; - day_view->longest_month_name = month; - } - - strftime (buffer, sizeof (buffer), "%b", &date_tm); - width = gdk_string_width (font, buffer); - if (width > longest_abbreviated_month_width) { - longest_abbreviated_month_width = width; - day_view->longest_abbreviated_month_name = month; - } - } - - /* Find the longest full & abbreviated weekday names. */ - memset (&date_tm, 0, sizeof (date_tm)); - date_tm.tm_year = 100; - date_tm.tm_mon = 0; - date_tm.tm_isdst = -1; - - longest_weekday_width = 0; - longest_abbreviated_weekday_width = 0; - for (day = 0; day < 7; day++) { - date_tm.tm_mday = 2 + day; - date_tm.tm_wday = day; - - strftime (buffer, sizeof (buffer), "%A", &date_tm); - width = gdk_string_width (font, buffer); - if (width > longest_weekday_width) { - longest_weekday_width = width; - day_view->longest_weekday_name = day; - } - - strftime (buffer, sizeof (buffer), "%a", &date_tm); - width = gdk_string_width (font, buffer); - if (width > longest_abbreviated_weekday_width) { - longest_abbreviated_weekday_width = width; - day_view->longest_abbreviated_weekday_name = day; - } - } - - - /* Calculate the widths of all the time strings necessary. */ - day_view->max_small_hour_width = 0; - max_large_hour_width = 0; - for (hour = 0; hour < 24; hour++) { - g_snprintf (buffer, sizeof (buffer), "%02i", hour); - day_view->small_hour_widths[hour] = gdk_string_width (font, buffer); - day_view->max_small_hour_width = MAX (day_view->max_small_hour_width, day_view->small_hour_widths[hour]); - } - - max_minute_width = 0; - for (minute = 0, i = 0; minute < 60; minute += 5, i++) { - gint minute_width; - - g_snprintf (buffer, sizeof (buffer), "%02i", minute); - minute_width = gdk_string_width (font, buffer); - max_minute_width = MAX (max_minute_width, minute_width); - } - day_view->max_minute_width = max_minute_width; - day_view->colon_width = gdk_string_width (font, ":"); - day_view->digit_width = gdk_string_width (font, "0"); - - day_view->am_string_width = gdk_string_width (font, - day_view->am_string); - day_view->pm_string_width = gdk_string_width (font, - day_view->pm_string); - - /* Calculate the width of the time column. */ - times_width = e_day_view_time_item_get_column_width (E_DAY_VIEW_TIME_ITEM (day_view->time_canvas_item)); - gtk_widget_set_usize (day_view->time_canvas, times_width, -1); - - /* Set the font of all the EText items. */ - e_day_view_foreach_event (day_view, e_day_view_set_event_font_cb, - font); - - /* Set the fonts for the text items used when dragging. */ - gnome_canvas_item_set (day_view->drag_long_event_item, - "font_gdk", GTK_WIDGET (day_view)->style->font, - NULL); - - gnome_canvas_item_set (day_view->drag_item, - "font_gdk", GTK_WIDGET (day_view)->style->font, - NULL); -} - - -static gboolean -e_day_view_set_event_font_cb (EDayView *day_view, - gint day, - gint event_num, - gpointer data) -{ - EDayViewEvent *event; - GdkFont *font = data; - - if (day == E_DAY_VIEW_LONG_EVENT) - event = &g_array_index (day_view->long_events, - EDayViewEvent, event_num); - else - event = &g_array_index (day_view->events[day], - EDayViewEvent, event_num); - - if (event->canvas_item) - gnome_canvas_item_set (event->canvas_item, - "font_gdk", font, - NULL); - - return TRUE; -} - - -/* This recalculates the sizes of each column. */ -static void -e_day_view_size_allocate (GtkWidget *widget, GtkAllocation *allocation) -{ - EDayView *day_view; - gint day, scroll_y; - gboolean need_reshape; - gdouble old_x2, old_y2, new_x2, new_y2; - -#if 0 - g_print ("In e_day_view_size_allocate\n"); -#endif - day_view = E_DAY_VIEW (widget); - - (*GTK_WIDGET_CLASS (parent_class)->size_allocate) (widget, allocation); - - e_day_view_recalc_cell_sizes (day_view); - - /* Set the scroll region of the top canvas to its allocated size. */ - gnome_canvas_get_scroll_region (GNOME_CANVAS (day_view->top_canvas), - NULL, NULL, &old_x2, &old_y2); - new_x2 = day_view->top_canvas->allocation.width - 1; - new_y2 = day_view->top_canvas->allocation.height - 1; - if (old_x2 != new_x2 || old_y2 != new_y2) - gnome_canvas_set_scroll_region (GNOME_CANVAS (day_view->top_canvas), - 0, 0, new_x2, new_y2); - - need_reshape = e_day_view_update_scroll_regions (day_view); - - /* Scroll to the start of the working day, if this is the initial - allocation. */ - if (day_view->scroll_to_work_day) { - scroll_y = e_day_view_convert_time_to_position (day_view, day_view->work_day_start_hour, day_view->work_day_start_minute); - gnome_canvas_scroll_to (GNOME_CANVAS (day_view->main_canvas), - 0, scroll_y); - day_view->scroll_to_work_day = FALSE; - } - - /* Flag that we need to reshape the events. Note that changes in height - don't matter, since the rows are always the same height. */ - if (need_reshape) { - day_view->long_events_need_reshape = TRUE; - for (day = 0; day < E_DAY_VIEW_MAX_DAYS; day++) - day_view->need_reshape[day] = TRUE; - - e_day_view_check_layout (day_view); - } -} - - -static void -e_day_view_recalc_cell_sizes (EDayView *day_view) -{ - /* An array of dates, one for each month in the year 2000. They must - all be Sundays. */ - static const int days[12] = { 23, 20, 19, 23, 21, 18, - 23, 20, 17, 22, 19, 24 }; - gfloat width, offset; - gint day, max_width; - struct tm date_tm; - GdkFont *font; - char buffer[128]; - - g_return_if_fail (((GtkWidget*)day_view)->style != NULL); - font = GTK_WIDGET (day_view)->style->font; - - /* Calculate the column sizes, using floating point so that pixels - get divided evenly. Note that we use one more element than the - number of columns, to make it easy to get the column widths. */ - width = day_view->main_canvas->allocation.width; - width /= day_view->days_shown; - offset = 0; - for (day = 0; day <= day_view->days_shown; day++) { - day_view->day_offsets[day] = floor (offset + 0.5); - offset += width; - } - - /* Calculate the days widths based on the offsets. */ - for (day = 0; day < day_view->days_shown; day++) { - day_view->day_widths[day] = day_view->day_offsets[day + 1] - day_view->day_offsets[day]; - } - - /* Determine which date format to use, based on the column widths. - We want to check the widths using the longest full or abbreviated - month name and the longest full or abbreviated weekday name, as - appropriate. */ - max_width = day_view->day_widths[0]; - - memset (&date_tm, 0, sizeof (date_tm)); - date_tm.tm_year = 100; - - /* Try "Thursday 21 January". */ - date_tm.tm_mon = day_view->longest_month_name; - date_tm.tm_mday = days[date_tm.tm_mon] - + day_view->longest_weekday_name; - date_tm.tm_wday = day_view->longest_weekday_name; - date_tm.tm_isdst = -1; - /* strftime format %A = full weekday name, %d = day of month, - %B = full month name. Don't use any other specifiers. */ - strftime (buffer, sizeof (buffer), _("%A %d %B"), &date_tm); - if (gdk_string_width (font, buffer) < max_width) { - day_view->date_format = E_DAY_VIEW_DATE_FULL; - return; - } - - /* Try "Thu 21 Jan". */ - date_tm.tm_mon = day_view->longest_abbreviated_month_name; - date_tm.tm_mday = days[date_tm.tm_mon] - + day_view->longest_abbreviated_weekday_name; - date_tm.tm_wday = day_view->longest_abbreviated_weekday_name; - date_tm.tm_isdst = -1; - /* strftime format %a = abbreviated weekday name, %d = day of month, - %b = abbreviated month name. Don't use any other specifiers. */ - strftime (buffer, sizeof (buffer), _("%a %d %b"), &date_tm); - if (gdk_string_width (font, buffer) < max_width) { - day_view->date_format = E_DAY_VIEW_DATE_ABBREVIATED; - return; - } - - /* Try "23 Jan". */ - date_tm.tm_mon = day_view->longest_abbreviated_month_name; - date_tm.tm_mday = 23; - date_tm.tm_wday = 0; - date_tm.tm_isdst = -1; - /* strftime format %d = day of month, %b = abbreviated month name. - Don't use any other specifiers. */ - strftime (buffer, sizeof (buffer), _("%d %b"), &date_tm); - if (gdk_string_width (font, buffer) < max_width) - day_view->date_format = E_DAY_VIEW_DATE_NO_WEEKDAY; - else - day_view->date_format = E_DAY_VIEW_DATE_SHORT; -} - - -static gint -e_day_view_focus_in (GtkWidget *widget, GdkEventFocus *event) -{ - EDayView *day_view; - - g_return_val_if_fail (widget != NULL, FALSE); - g_return_val_if_fail (E_IS_DAY_VIEW (widget), FALSE); - g_return_val_if_fail (event != NULL, FALSE); - - day_view = E_DAY_VIEW (widget); - - GTK_WIDGET_SET_FLAGS (widget, GTK_HAS_FOCUS); - - gtk_widget_queue_draw (day_view->top_canvas); - gtk_widget_queue_draw (day_view->main_canvas); - - return FALSE; -} - - -static gint -e_day_view_focus_out (GtkWidget *widget, GdkEventFocus *event) -{ - EDayView *day_view; - - g_return_val_if_fail (widget != NULL, FALSE); - g_return_val_if_fail (E_IS_DAY_VIEW (widget), FALSE); - g_return_val_if_fail (event != NULL, FALSE); - - day_view = E_DAY_VIEW (widget); - - GTK_WIDGET_UNSET_FLAGS (widget, GTK_HAS_FOCUS); - - gtk_widget_queue_draw (day_view->top_canvas); - gtk_widget_queue_draw (day_view->main_canvas); - - return FALSE; -} - - -void -e_day_view_set_calendar (EDayView *day_view, - GnomeCalendar *calendar) -{ - g_return_if_fail (E_IS_DAY_VIEW (day_view)); - - day_view->calendar = calendar; -} - - -/* Callback used when the calendar client finishes opening */ -static void -cal_opened_cb (CalClient *client, CalClientOpenStatus status, gpointer data) -{ - EDayView *day_view; - - day_view = E_DAY_VIEW (data); - - if (status != CAL_CLIENT_OPEN_SUCCESS) - return; - - e_day_view_queue_reload_events (day_view); -} - -/* Callback used when the calendar client tells us that an object changed */ -static void -obj_updated_cb (CalClient *client, const char *uid, gpointer data) -{ - EDayView *day_view; - EDayViewEvent *event; - CalComponent *comp; - CalClientGetStatus status; - gint day, event_num; - - g_return_if_fail (E_IS_DAY_VIEW (data)); - - day_view = E_DAY_VIEW (data); - - /* Sanity check. */ - g_return_if_fail (client == day_view->client); - - /* If our time hasn't been set yet, just return. */ - if (day_view->lower == 0 && day_view->upper == 0) - return; - - /* Get the event from the server. */ - status = cal_client_get_object (day_view->client, uid, &comp); - - switch (status) { - case CAL_CLIENT_GET_SUCCESS: - /* Everything is fine */ - break; - - case CAL_CLIENT_GET_SYNTAX_ERROR: - g_message ("obj_updated_cb(): Syntax error when getting object `%s'", uid); - return; - - case CAL_CLIENT_GET_NOT_FOUND: - /* The object is no longer in the server, so do nothing */ - return; - - default: - g_assert_not_reached (); - return; - } - - /* We only care about events. */ - if (cal_component_get_vtype (comp) != CAL_COMPONENT_EVENT) { - gtk_object_unref (GTK_OBJECT (comp)); - return; - } - - /* If the event already exists and the dates didn't change, we can - update the event fairly easily without changing the events arrays - or computing a new layout. */ - if (e_day_view_find_event_from_uid (day_view, uid, &day, &event_num)) { - if (day == E_DAY_VIEW_LONG_EVENT) - event = &g_array_index (day_view->long_events, - EDayViewEvent, event_num); - else - event = &g_array_index (day_view->events[day], - EDayViewEvent, event_num); - - if (!cal_component_has_recurrences (comp) - && !cal_component_has_recurrences (event->comp) - && cal_component_event_dates_match (comp, event->comp)) { -#if 0 - g_print ("updated object's dates unchanged\n"); -#endif - e_day_view_foreach_event_with_uid (day_view, uid, e_day_view_update_event_cb, comp); - gtk_object_unref (GTK_OBJECT (comp)); - gtk_widget_queue_draw (day_view->top_canvas); - gtk_widget_queue_draw (day_view->main_canvas); - return; - } - - /* The dates have changed, so we need to remove the - old occurrrences before adding the new ones. */ -#if 0 - g_print ("dates changed - removing occurrences\n"); -#endif - e_day_view_foreach_event_with_uid (day_view, uid, - e_day_view_remove_event_cb, - NULL); - } - - /* Add the occurrences of the event. */ - cal_recur_generate_instances (comp, day_view->lower, - day_view->upper, - e_day_view_add_event, - day_view); - gtk_object_unref (GTK_OBJECT (comp)); - - e_day_view_check_layout (day_view); - - gtk_widget_queue_draw (day_view->top_canvas); - gtk_widget_queue_draw (day_view->main_canvas); -} - - -/* Callback used when the calendar client tells us that an object was removed */ -static void -obj_removed_cb (CalClient *client, const char *uid, gpointer data) -{ - EDayView *day_view; - - day_view = E_DAY_VIEW (data); - - e_day_view_foreach_event_with_uid (day_view, uid, - e_day_view_remove_event_cb, NULL); - - e_day_view_check_layout (day_view); - gtk_widget_queue_draw (day_view->top_canvas); - gtk_widget_queue_draw (day_view->main_canvas); -} - - -/** - * e_day_view_set_cal_client: - * @day_view: A day view. - * @client: A calendar client interface object. - * - * Sets the calendar client interface object that a day view will monitor. - **/ -void -e_day_view_set_cal_client (EDayView *day_view, - CalClient *client) -{ - g_return_if_fail (day_view != NULL); - g_return_if_fail (E_IS_DAY_VIEW (day_view)); - - if (client == day_view->client) - return; - - if (client) - g_return_if_fail (IS_CAL_CLIENT (client)); - - if (client) - gtk_object_ref (GTK_OBJECT (client)); - - if (day_view->client) { - gtk_signal_disconnect_by_data (GTK_OBJECT (day_view->client), day_view); - gtk_object_unref (GTK_OBJECT (day_view->client)); - } - - day_view->client = client; - - if (day_view->client) { - if (cal_client_get_load_state (day_view->client) != CAL_CLIENT_LOAD_LOADED) - gtk_signal_connect (GTK_OBJECT (day_view->client), "cal_opened", - GTK_SIGNAL_FUNC (cal_opened_cb), day_view); - - gtk_signal_connect (GTK_OBJECT (day_view->client), "obj_updated", - GTK_SIGNAL_FUNC (obj_updated_cb), day_view); - gtk_signal_connect (GTK_OBJECT (day_view->client), "obj_removed", - GTK_SIGNAL_FUNC (obj_removed_cb), day_view); - } - - e_day_view_queue_reload_events (day_view); -} - - -static gboolean -e_day_view_update_event_cb (EDayView *day_view, - gint day, - gint event_num, - gpointer data) -{ - EDayViewEvent *event; - CalComponent *comp; - - comp = data; -#if 0 - g_print ("In e_day_view_update_event_cb day:%i event_num:%i\n", - day, event_num); -#endif - if (day == E_DAY_VIEW_LONG_EVENT) { - event = &g_array_index (day_view->long_events, EDayViewEvent, - event_num); - } else { - event = &g_array_index (day_view->events[day], EDayViewEvent, - event_num); - } - - gtk_object_unref (GTK_OBJECT (event->comp)); - event->comp = comp; - gtk_object_ref (GTK_OBJECT (comp)); - - if (day == E_DAY_VIEW_LONG_EVENT) { - e_day_view_update_long_event_label (day_view, event_num); - e_day_view_reshape_long_event (day_view, event_num); - } else { - e_day_view_update_event_label (day_view, day, event_num); - e_day_view_reshape_day_event (day_view, day, event_num); - } - return TRUE; -} - - -/* This calls a given function for each event instance (in both views). - If the callback returns FALSE the iteration is stopped. - Note that it is safe for the callback to remove the event (since we - step backwards through the arrays). */ -static void -e_day_view_foreach_event (EDayView *day_view, - EDayViewForeachEventCallback callback, - gpointer data) -{ - EDayViewEvent *event; - gint day, event_num; - - for (day = 0; day < day_view->days_shown; day++) { - for (event_num = day_view->events[day]->len - 1; - event_num >= 0; - event_num--) { - event = &g_array_index (day_view->events[day], - EDayViewEvent, event_num); - - if (!(*callback) (day_view, day, event_num, data)) - return; - } - } - - for (event_num = day_view->long_events->len - 1; - event_num >= 0; - event_num--) { - event = &g_array_index (day_view->long_events, - EDayViewEvent, event_num); - - if (!(*callback) (day_view, E_DAY_VIEW_LONG_EVENT, event_num, - data)) - return; - } -} - - -/* This calls a given function for each event instance that matches the given - uid. If the callback returns FALSE the iteration is stopped. - Note that it is safe for the callback to remove the event (since we - step backwards through the arrays). */ -static void -e_day_view_foreach_event_with_uid (EDayView *day_view, - const gchar *uid, - EDayViewForeachEventCallback callback, - gpointer data) -{ - EDayViewEvent *event; - gint day, event_num; - const char *u; - - for (day = 0; day < day_view->days_shown; day++) { - for (event_num = day_view->events[day]->len - 1; - event_num >= 0; - event_num--) { - event = &g_array_index (day_view->events[day], - EDayViewEvent, event_num); - - cal_component_get_uid (event->comp, &u); - if (uid && !strcmp (uid, u)) { - if (!(*callback) (day_view, day, event_num, - data)) - return; - } - } - } - - for (event_num = day_view->long_events->len - 1; - event_num >= 0; - event_num--) { - event = &g_array_index (day_view->long_events, - EDayViewEvent, event_num); - - cal_component_get_uid (event->comp, &u); - if (u && !strcmp (uid, u)) { - if (!(*callback) (day_view, E_DAY_VIEW_LONG_EVENT, - event_num, data)) - return; - } - } -} - - -static gboolean -e_day_view_remove_event_cb (EDayView *day_view, - gint day, - gint event_num, - gpointer data) -{ - EDayViewEvent *event; - -#if 0 - g_print ("In e_day_view_remove_event_cb day:%i event_num:%i\n", - day, event_num); -#endif - - if (day == E_DAY_VIEW_LONG_EVENT) - event = &g_array_index (day_view->long_events, - EDayViewEvent, event_num); - else - event = &g_array_index (day_view->events[day], - EDayViewEvent, event_num); - - /* If we were editing this event, set editing_event_num to -1 so - on_editing_stopped doesn't try to update the event. */ - if (day_view->editing_event_day == day - && day_view->editing_event_num == event_num) - day_view->editing_event_day = -1; - - if (event->canvas_item) - gtk_object_destroy (GTK_OBJECT (event->canvas_item)); - gtk_object_unref (GTK_OBJECT (event->comp)); - - if (day == E_DAY_VIEW_LONG_EVENT) { - g_array_remove_index (day_view->long_events, event_num); - day_view->long_events_need_layout = TRUE; - } else { - g_array_remove_index (day_view->events[day], event_num); - day_view->need_layout[day] = TRUE; - } - return TRUE; -} - - -/* This updates the text shown for an event. If the event start or end do not - lie on a row boundary, the time is displayed before the summary. */ -static void -e_day_view_update_event_label (EDayView *day_view, - gint day, - gint event_num) -{ - EDayViewEvent *event; - char *text, *start_suffix, *end_suffix; - gboolean free_text = FALSE, editing_event = FALSE; - gint offset; - gint start_hour, start_display_hour, start_minute, start_suffix_width; - gint end_hour, end_display_hour, end_minute, end_suffix_width; - CalComponentText summary; - - event = &g_array_index (day_view->events[day], EDayViewEvent, - event_num); - - /* If the event isn't visible just return. */ - if (!event->canvas_item) - return; - - cal_component_get_summary (event->comp, &summary); - text = summary.value ? (char*) summary.value : ""; - - if (day_view->editing_event_day == day - && day_view->editing_event_num == event_num) - editing_event = TRUE; - - if (!editing_event - && (event->start_minute % day_view->mins_per_row != 0 - || (day_view->show_event_end_times - && event->end_minute % day_view->mins_per_row != 0))) { - offset = day_view->first_hour_shown * 60 - + day_view->first_minute_shown; - start_minute = offset + event->start_minute; - end_minute = offset + event->end_minute; - - start_hour = start_minute / 60; - start_minute = start_minute % 60; - - end_hour = end_minute / 60; - end_minute = end_minute % 60; - - e_day_view_convert_time_to_display (day_view, start_hour, - &start_display_hour, - &start_suffix, - &start_suffix_width); - e_day_view_convert_time_to_display (day_view, end_hour, - &end_display_hour, - &end_suffix, - &end_suffix_width); - - if (day_view->use_24_hour_format) { - if (day_view->show_event_end_times) { - /* 24 hour format with end time. */ - text = g_strdup_printf - ("%2i:%02i-%2i:%02i %s", - start_display_hour, start_minute, - end_display_hour, end_minute, - text); - } else { - /* 24 hour format without end time. */ - text = g_strdup_printf - ("%2i:%02i %s", - start_display_hour, start_minute, - text); - } - } else { - if (day_view->show_event_end_times) { - /* 12 hour format with end time. */ - text = g_strdup_printf - ("%2i:%02i%s-%2i:%02i%s %s", - start_display_hour, start_minute, - start_suffix, - end_display_hour, end_minute, - end_suffix, - text); - } else { - /* 12 hour format without end time. */ - text = g_strdup_printf - ("%2i:%02i%s %s", - start_display_hour, start_minute, - start_suffix, - text); - } - } - - free_text = TRUE; - } - - gnome_canvas_item_set (event->canvas_item, - "text", text, - NULL); - - if (free_text) - g_free (text); -} - - -static void -e_day_view_update_long_event_label (EDayView *day_view, - gint event_num) -{ - EDayViewEvent *event; - CalComponentText summary; - - event = &g_array_index (day_view->long_events, EDayViewEvent, - event_num); - - /* If the event isn't visible just return. */ - if (!event->canvas_item) - return; - - cal_component_get_summary (event->comp, &summary); - gnome_canvas_item_set (event->canvas_item, - "text", summary.value ? summary.value : "", - NULL); -} - - -/* Finds the day and index of the event with the given canvas item. - If is is a long event, -1 is returned as the day. - Returns TRUE if the event was found. */ -static gboolean -e_day_view_find_event_from_item (EDayView *day_view, - GnomeCanvasItem *item, - gint *day_return, - gint *event_num_return) -{ - EDayViewEvent *event; - gint day, event_num; - - for (day = 0; day < day_view->days_shown; day++) { - for (event_num = 0; event_num < day_view->events[day]->len; - event_num++) { - event = &g_array_index (day_view->events[day], - EDayViewEvent, event_num); - if (event->canvas_item == item) { - *day_return = day; - *event_num_return = event_num; - return TRUE; - } - } - } - - for (event_num = 0; event_num < day_view->long_events->len; - event_num++) { - event = &g_array_index (day_view->long_events, - EDayViewEvent, event_num); - if (event->canvas_item == item) { - *day_return = E_DAY_VIEW_LONG_EVENT; - *event_num_return = event_num; - return TRUE; - } - } - - return FALSE; -} - - -/* Finds the day and index of the event with the given uid. - If is is a long event, E_DAY_VIEW_LONG_EVENT is returned as the day. - Returns TRUE if an event with the uid was found. - Note that for recurring events there may be several EDayViewEvents, one - for each instance, all with the same iCalObject and uid. So only use this - function if you know the event doesn't recur or you are just checking to - see if any events with the uid exist. */ -static gboolean -e_day_view_find_event_from_uid (EDayView *day_view, - const gchar *uid, - gint *day_return, - gint *event_num_return) -{ - EDayViewEvent *event; - gint day, event_num; - const char *u; - - for (day = 0; day < day_view->days_shown; day++) { - for (event_num = 0; event_num < day_view->events[day]->len; - event_num++) { - event = &g_array_index (day_view->events[day], - EDayViewEvent, event_num); - - cal_component_get_uid (event->comp, &u); - if (u && !strcmp (uid, u)) { - *day_return = day; - *event_num_return = event_num; - return TRUE; - } - } - } - - for (event_num = 0; event_num < day_view->long_events->len; - event_num++) { - event = &g_array_index (day_view->long_events, - EDayViewEvent, event_num); - - cal_component_get_uid (event->comp, &u); - if (u && !strcmp (uid, u)) { - *day_return = E_DAY_VIEW_LONG_EVENT; - *event_num_return = event_num; - return TRUE; - } - } - - return FALSE; -} - - -/* This sets the selected time range. The EDayView will show the day or week - corresponding to the start time. If the start_time & end_time are not equal - and are both visible in the view, then the selection is set to those times, - otherwise it is set to 1 hour from the start of the working day. */ -void -e_day_view_set_selected_time_range (EDayView *day_view, - time_t start_time, - time_t end_time) -{ - time_t lower; - gint start_row, start_col, end_row, end_col; - gboolean need_redraw = FALSE, start_in_grid, end_in_grid; - - g_return_if_fail (E_IS_DAY_VIEW (day_view)); - - /* Calculate the first day that should be shown, based on start_time - and the days_shown setting. If we are showing 1 day it is just the - start of the day given by start_time, otherwise it is the previous - work-week start day. */ - if (!day_view->work_week_view) { - lower = time_day_begin (start_time); - } else { - lower = e_day_view_find_work_week_start (day_view, start_time); - } - - /* See if we need to change the days shown. */ - if (lower != day_view->lower) { - e_day_view_recalc_day_starts (day_view, lower); - e_day_view_queue_reload_events (day_view); - } - - /* Set the selection. */ - start_in_grid = e_day_view_convert_time_to_grid_position (day_view, - start_time, - &start_col, - &start_row); - end_in_grid = e_day_view_convert_time_to_grid_position (day_view, - end_time - 60, - &end_col, - &end_row); - - /* If either of the times isn't in the grid, or the selection covers - an entire day, we set the selection to 1 row from the start of the - working day, in the day corresponding to the start time. */ - if (!start_in_grid || !end_in_grid - || (start_row == 0 && end_row == day_view->rows - 1)) { - end_col = start_col; - - start_row = e_day_view_convert_time_to_row (day_view, day_view->work_day_start_hour, day_view->work_day_start_minute); - start_row = CLAMP (start_row, 0, day_view->rows - 1); - end_row = start_row; - } - - if (start_row != day_view->selection_start_row - || start_col != day_view->selection_start_day) { - need_redraw = TRUE; - day_view->selection_in_top_canvas = FALSE; - day_view->selection_start_row = start_row; - day_view->selection_start_day = start_col; - } - - if (end_row != day_view->selection_end_row - || end_col != day_view->selection_end_day) { - need_redraw = TRUE; - day_view->selection_in_top_canvas = FALSE; - day_view->selection_end_row = end_row; - day_view->selection_end_day = end_col; - } - - if (need_redraw) { - gtk_widget_queue_draw (day_view->top_canvas); - gtk_widget_queue_draw (day_view->main_canvas); - } -} - - -/* Finds the start of the working week which includes the given time. */ -static time_t -e_day_view_find_work_week_start (EDayView *day_view, - time_t start_time) -{ - GDate date; - gint weekday, day, i, offset; - - g_date_clear (&date, 1); - g_date_set_time (&date, start_time); - - /* The start of the work-week is the first working day after the - week start day. */ - - /* Get the weekday corresponding to start_time, 0 (Sun) to 6 (Sat). */ - weekday = g_date_weekday (&date) % 7; - - /* Calculate the first working day of the week, 0 (Sun) to 6 (Sat). - It will automatically default to the week start day if no days - are set as working days. */ - day = (day_view->week_start_day + 1) % 7; - for (i = 0; i < 7; i++) { - if (day_view->working_days & (1 << day)) - break; - day = (day + 1) % 7; - } - - /* Calculate how many days we need to go back to the first workday. */ - offset = (weekday + 7 - day) % 7; - - g_date_subtract_days (&date, offset); - - return time_from_day (g_date_year (&date), - g_date_month (&date) - 1, - g_date_day (&date)); -} - - -/* Returns the selected time range. */ -void -e_day_view_get_selected_time_range (EDayView *day_view, - time_t *start_time, - time_t *end_time) -{ - gint start_col, start_row, end_col, end_row; - time_t start, end; - - start_col = day_view->selection_start_day; - start_row = day_view->selection_start_row; - end_col = day_view->selection_end_day; - end_row = day_view->selection_end_row; - - if (start_col == -1) { - start_col = 0; - start_row = 0; - end_col = 0; - end_row = 0; - } - - /* Check if the selection is only in the top canvas, in which case - we can simply use the day_starts array. */ - if (day_view->selection_in_top_canvas) { - start = day_view->day_starts[start_col]; - end = day_view->day_starts[end_col + 1]; - } else { - /* Convert the start col + row into a time. */ - start = e_day_view_convert_grid_position_to_time (day_view, start_col, start_row); - end = e_day_view_convert_grid_position_to_time (day_view, end_col, end_row + 1); - } - - if (start_time) - *start_time = start; - - if (end_time) - *end_time = end; -} - - -static void -e_day_view_recalc_day_starts (EDayView *day_view, - time_t start_time) -{ - gint day; - - day_view->day_starts[0] = start_time; - for (day = 1; day <= day_view->days_shown; day++) { - day_view->day_starts[day] = time_add_day (day_view->day_starts[day - 1], 1); - } - - day_view->lower = start_time; - day_view->upper = day_view->day_starts[day_view->days_shown]; -} - - -/* Whether we are displaying a work-week, in which case the display always - starts on the first day of the working week. */ -gboolean -e_day_view_get_work_week_view (EDayView *day_view) -{ - g_return_val_if_fail (E_IS_DAY_VIEW (day_view), FALSE); - - return day_view->work_week_view; -} - - -void -e_day_view_set_work_week_view (EDayView *day_view, - gboolean work_week_view) -{ - g_return_if_fail (E_IS_DAY_VIEW (day_view)); - - if (day_view->work_week_view == work_week_view) - return; - - day_view->work_week_view = work_week_view; - - if (day_view->work_week_view) - e_day_view_recalc_work_week (day_view); -} - - -gint -e_day_view_get_days_shown (EDayView *day_view) -{ - g_return_val_if_fail (E_IS_DAY_VIEW (day_view), -1); - - return day_view->days_shown; -} - - -void -e_day_view_set_days_shown (EDayView *day_view, - gint days_shown) -{ - g_return_if_fail (E_IS_DAY_VIEW (day_view)); - g_return_if_fail (days_shown >= 1); - g_return_if_fail (days_shown <= E_DAY_VIEW_MAX_DAYS); - - if (day_view->days_shown == days_shown) - return; - - day_view->days_shown = days_shown; - - /* If the date isn't set, just return. */ - if (day_view->lower == 0 && day_view->upper == 0) - return; - - e_day_view_recalc_day_starts (day_view, day_view->lower); - e_day_view_recalc_cell_sizes (day_view); - e_day_view_queue_reload_events (day_view); -} - - -gint -e_day_view_get_mins_per_row (EDayView *day_view) -{ - g_return_val_if_fail (E_IS_DAY_VIEW (day_view), -1); - - return day_view->mins_per_row; -} - - -void -e_day_view_set_mins_per_row (EDayView *day_view, - gint mins_per_row) -{ - gint day; - - g_return_if_fail (E_IS_DAY_VIEW (day_view)); - - if (mins_per_row != 5 && mins_per_row != 10 && mins_per_row != 15 - && mins_per_row != 30 && mins_per_row != 60) { - g_warning ("Invalid minutes per row setting"); - return; - } - - if (day_view->mins_per_row == mins_per_row) - return; - - day_view->mins_per_row = mins_per_row; - e_day_view_recalc_num_rows (day_view); - - /* If we aren't visible, we'll sort it out later. */ - if (!GTK_WIDGET_VISIBLE (day_view)) - return; - - for (day = 0; day < E_DAY_VIEW_MAX_DAYS; day++) - day_view->need_layout[day] = TRUE; - - /* We need to update all the day event labels since the start & end - times may or may not be on row boundaries any more. */ - e_day_view_foreach_event (day_view, - e_day_view_set_show_times_cb, NULL); - - /* We must layout the events before updating the scroll region, since - that will result in a redraw which would crash otherwise. */ - e_day_view_check_layout (day_view); - gtk_widget_queue_draw (day_view->time_canvas); - gtk_widget_queue_draw (day_view->main_canvas); - - e_day_view_update_scroll_regions (day_view); -} - - -/* This specifies the working days in the week. The value is a bitwise - combination of day flags. Defaults to Mon-Fri. */ -EDayViewDays -e_day_view_get_working_days (EDayView *day_view) -{ - g_return_val_if_fail (E_IS_DAY_VIEW (day_view), 0); - - return day_view->working_days; -} - - -void -e_day_view_set_working_days (EDayView *day_view, - EDayViewDays days) -{ - g_return_if_fail (E_IS_DAY_VIEW (day_view)); - - if (day_view->working_days == days) - return; - - day_view->working_days = days; - - if (day_view->work_week_view) - e_day_view_recalc_work_week (day_view); - - /* We have to do this, as the new working days may have no effect on - the days shown, but we still want the background color to change. */ - gtk_widget_queue_draw (day_view->main_canvas); -} - - -static void -e_day_view_recalc_work_week_days_shown (EDayView *day_view) -{ - gint first_day, last_day, i, days_shown; - gboolean has_working_days = FALSE; - - /* Find the first working day in the week, 0 (Sun) to 6 (Sat). */ - first_day = (day_view->week_start_day + 1) % 7; - for (i = 0; i < 7; i++) { - if (day_view->working_days & (1 << first_day)) { - has_working_days = TRUE; - break; - } - first_day = (first_day + 1) % 7; - } - - if (has_working_days) { - /* Now find the last working day of the week, backwards. */ - last_day = day_view->week_start_day % 7; - for (i = 0; i < 7; i++) { - if (day_view->working_days & (1 << last_day)) - break; - last_day = (last_day + 6) % 7; - } - /* Now calculate the days we need to show to include all the - working days in the week. Add 1 to make it inclusive. */ - days_shown = (last_day + 7 - first_day) % 7 + 1; - } else { - /* If no working days are set, just use 7. */ - days_shown = 7; - } - - e_day_view_set_days_shown (day_view, days_shown); -} - - -/* The start and end time of the working day. This only affects the background - colors. */ -void -e_day_view_get_working_day (EDayView *day_view, - gint *start_hour, - gint *start_minute, - gint *end_hour, - gint *end_minute) -{ - g_return_if_fail (E_IS_DAY_VIEW (day_view)); - - *start_hour = day_view->work_day_start_hour; - *start_minute = day_view->work_day_start_minute; - *end_hour = day_view->work_day_end_hour; - *end_minute = day_view->work_day_end_minute; -} - - -void -e_day_view_set_working_day (EDayView *day_view, - gint start_hour, - gint start_minute, - gint end_hour, - gint end_minute) -{ - g_return_if_fail (E_IS_DAY_VIEW (day_view)); - - day_view->work_day_start_hour = start_hour; - day_view->work_day_start_minute = start_minute; - day_view->work_day_end_hour = end_hour; - day_view->work_day_end_minute = end_minute; - - gtk_widget_queue_draw (day_view->main_canvas); -} - - -/* Whether we use 12-hour of 24-hour format. */ -gboolean -e_day_view_get_24_hour_format (EDayView *day_view) -{ - g_return_val_if_fail (E_IS_DAY_VIEW (day_view), FALSE); - - return day_view->use_24_hour_format; -} - - -void -e_day_view_set_24_hour_format (EDayView *day_view, - gboolean use_24_hour) -{ - g_return_if_fail (E_IS_DAY_VIEW (day_view)); - - if (day_view->use_24_hour_format == use_24_hour) - return; - - day_view->use_24_hour_format = use_24_hour; - - /* We need to update all the text in the events since they may contain - the time in the old format. */ - e_day_view_foreach_event (day_view, e_day_view_set_show_times_cb, - NULL); - - /* FIXME: We need to re-layout the top canvas since the time - format affects the sizes. */ - gtk_widget_queue_draw (day_view->time_canvas); - gtk_widget_queue_draw (day_view->top_canvas); -} - - -/* Whether we display event end times in the main canvas. */ -gboolean -e_day_view_get_show_event_end_times (EDayView *day_view) -{ - g_return_val_if_fail (E_IS_DAY_VIEW (day_view), TRUE); - - return day_view->show_event_end_times; -} - - -void -e_day_view_set_show_event_end_times (EDayView *day_view, - gboolean show) -{ - g_return_if_fail (E_IS_DAY_VIEW (day_view)); - - if (day_view->show_event_end_times != show) { - day_view->show_event_end_times = show; - e_day_view_foreach_event (day_view, - e_day_view_set_show_times_cb, NULL); - } -} - - -/* This is a callback used to update all day event labels. */ -static gboolean -e_day_view_set_show_times_cb (EDayView *day_view, - gint day, - gint event_num, - gpointer data) -{ - if (day != E_DAY_VIEW_LONG_EVENT) { - e_day_view_update_event_label (day_view, day, event_num); - } - - return TRUE; -} - - -/* The first day of the week, 0 (Monday) to 6 (Sunday). */ -gint -e_day_view_get_week_start_day (EDayView *day_view) -{ - g_return_val_if_fail (E_IS_DAY_VIEW (day_view), 0); - - return day_view->week_start_day; -} - - -void -e_day_view_set_week_start_day (EDayView *day_view, - gint week_start_day) -{ - g_return_if_fail (E_IS_DAY_VIEW (day_view)); - g_return_if_fail (week_start_day >= 0); - g_return_if_fail (week_start_day < 7); - - if (day_view->week_start_day == week_start_day) - return; - - day_view->week_start_day = week_start_day; - - if (day_view->work_week_view) - e_day_view_recalc_work_week (day_view); -} - - -static void -e_day_view_recalc_work_week (EDayView *day_view) -{ - time_t lower; - - /* If we aren't showing the work week, just return. */ - if (!day_view->work_week_view) - return; - - e_day_view_recalc_work_week_days_shown (day_view); - - /* If the date isn't set, just return. */ - if (day_view->lower == 0 && day_view->upper == 0) - return; - - lower = e_day_view_find_work_week_start (day_view, day_view->lower); - if (lower != day_view->lower) { - /* Reset the selection, as it may disappear. */ - day_view->selection_start_day = -1; - - e_day_view_recalc_day_starts (day_view, lower); - e_day_view_queue_reload_events (day_view); - - /* This updates the date navigator. */ - e_day_view_update_calendar_selection_time (day_view); - } -} - - -static gboolean -e_day_view_update_scroll_regions (EDayView *day_view) -{ - gdouble old_x2, old_y2, new_x2, new_y2; - gboolean need_reshape = FALSE; - - /* Set the scroll region of the time canvas to its allocated width, - but with the height the same as the main canvas. */ - gnome_canvas_get_scroll_region (GNOME_CANVAS (day_view->time_canvas), - NULL, NULL, &old_x2, &old_y2); - new_x2 = day_view->time_canvas->allocation.width - 1; - new_y2 = MAX (day_view->rows * day_view->row_height, - day_view->main_canvas->allocation.height) - 1; - if (old_x2 != new_x2 || old_y2 != new_y2) - gnome_canvas_set_scroll_region (GNOME_CANVAS (day_view->time_canvas), - 0, 0, new_x2, new_y2); - - /* Set the scroll region of the main canvas to its allocated width, - but with the height depending on the number of rows needed. */ - gnome_canvas_get_scroll_region (GNOME_CANVAS (day_view->main_canvas), - NULL, NULL, &old_x2, &old_y2); - new_x2 = day_view->main_canvas->allocation.width - 1; - if (old_x2 != new_x2 || old_y2 != new_y2) { - need_reshape = TRUE; - gnome_canvas_set_scroll_region (GNOME_CANVAS (day_view->main_canvas), - 0, 0, new_x2, new_y2); - } - - return need_reshape; -} - - -/* This recalculates the number of rows to display, based on the time range - shown and the minutes per row. */ -static void -e_day_view_recalc_num_rows (EDayView *day_view) -{ - gint hours, minutes, total_minutes; - - hours = day_view->last_hour_shown - day_view->first_hour_shown; - /* This could be negative but it works out OK. */ - minutes = day_view->last_minute_shown - day_view->first_minute_shown; - total_minutes = hours * 60 + minutes; - day_view->rows = total_minutes / day_view->mins_per_row; -} - - -/* Converts an hour and minute to a row in the canvas. Note that if we aren't - showing all 24 hours of the day, the returned row may be negative or - greater than day_view->rows. */ -gint -e_day_view_convert_time_to_row (EDayView *day_view, - gint hour, - gint minute) -{ - gint total_minutes, start_minute, offset; - - total_minutes = hour * 60 + minute; - start_minute = day_view->first_hour_shown * 60 - + day_view->first_minute_shown; - offset = total_minutes - start_minute; - if (offset < 0) - return -1; - else - return offset / day_view->mins_per_row; -} - - -/* Converts an hour and minute to a y coordinate in the canvas. */ -gint -e_day_view_convert_time_to_position (EDayView *day_view, - gint hour, - gint minute) -{ - gint total_minutes, start_minute, offset; - - total_minutes = hour * 60 + minute; - start_minute = day_view->first_hour_shown * 60 - + day_view->first_minute_shown; - offset = total_minutes - start_minute; - - return offset * day_view->row_height / day_view->mins_per_row; -} - - -static gboolean -e_day_view_on_top_canvas_button_press (GtkWidget *widget, - GdkEventButton *event, - EDayView *day_view) -{ - gint event_x, event_y, scroll_x, scroll_y, day, event_num; - EDayViewPosition pos; - - /* Convert the coords to the main canvas window, or return if the - window is not found. */ - if (!e_day_view_convert_event_coords (day_view, (GdkEvent*) event, - GTK_LAYOUT (widget)->bin_window, - &event_x, &event_y)) - return FALSE; - - /* The top canvas doesn't scroll, but just in case. */ - gnome_canvas_get_scroll_offsets (GNOME_CANVAS (widget), - &scroll_x, &scroll_y); - event_x += scroll_x; - event_y += scroll_y; - - pos = e_day_view_convert_position_in_top_canvas (day_view, - event_x, event_y, - &day, &event_num); - - if (pos == E_DAY_VIEW_POS_OUTSIDE) - return FALSE; - - if (pos != E_DAY_VIEW_POS_NONE) - return e_day_view_on_long_event_button_press (day_view, - event_num, - event, pos, - event_x, - event_y); - - e_day_view_stop_editing_event (day_view); - - if (event->button == 1) { - if (!GTK_WIDGET_HAS_FOCUS (day_view)) - gtk_widget_grab_focus (GTK_WIDGET (day_view)); - - if (gdk_pointer_grab (GTK_LAYOUT (widget)->bin_window, FALSE, - GDK_POINTER_MOTION_MASK - | GDK_BUTTON_RELEASE_MASK, - FALSE, NULL, event->time) == 0) { - e_day_view_start_selection (day_view, day, -1); - } - } else if (event->button == 3) { - if (!GTK_WIDGET_HAS_FOCUS (day_view)) - gtk_widget_grab_focus (GTK_WIDGET (day_view)); - - e_day_view_on_event_right_click (day_view, event, -1, -1); - } - - return TRUE; -} - - -static gboolean -e_day_view_convert_event_coords (EDayView *day_view, - GdkEvent *event, - GdkWindow *window, - gint *x_return, - gint *y_return) -{ - gint event_x, event_y, win_x, win_y; - GdkWindow *event_window;; - - /* Get the event window, x & y from the appropriate event struct. */ - switch (event->type) { - case GDK_BUTTON_PRESS: - case GDK_2BUTTON_PRESS: - case GDK_3BUTTON_PRESS: - case GDK_BUTTON_RELEASE: - event_x = event->button.x; - event_y = event->button.y; - event_window = event->button.window; - break; - case GDK_MOTION_NOTIFY: - event_x = event->motion.x; - event_y = event->motion.y; - event_window = event->motion.window; - break; - default: - /* Shouldn't get here. */ - g_assert_not_reached (); - return FALSE; - } - - while (event_window && event_window != window - && event_window != GDK_ROOT_PARENT()) { - gdk_window_get_position (event_window, &win_x, &win_y); - event_x += win_x; - event_y += win_y; - event_window = gdk_window_get_parent (event_window); - } - - *x_return = event_x; - *y_return = event_y; - - if (event_window != window) - g_warning ("Couldn't find event window\n"); - - return (event_window == window) ? TRUE : FALSE; -} - - -static gboolean -e_day_view_on_main_canvas_button_press (GtkWidget *widget, - GdkEventButton *event, - EDayView *day_view) -{ - gint event_x, event_y, scroll_x, scroll_y, row, day, event_num; - EDayViewPosition pos; - - /* Handle scroll wheel events */ - if (event->button == 4) { - /* The wheel has been moved up, so scroll the canvas down. */ - e_day_view_scroll (day_view, E_DAY_VIEW_WHEEL_MOUSE_STEP_SIZE); - return TRUE; - } - if (event->button == 5) { - /* The wheel has been moved down, so scroll the canvas up. */ - e_day_view_scroll (day_view, -E_DAY_VIEW_WHEEL_MOUSE_STEP_SIZE); - return TRUE; - } - - /* Convert the coords to the main canvas window, or return if the - window is not found. */ - if (!e_day_view_convert_event_coords (day_view, (GdkEvent*) event, - GTK_LAYOUT (widget)->bin_window, - &event_x, &event_y)) - return FALSE; - - gnome_canvas_get_scroll_offsets (GNOME_CANVAS (widget), - &scroll_x, &scroll_y); - event_x += scroll_x; - event_y += scroll_y; - - /* Find out where the mouse is. */ - pos = e_day_view_convert_position_in_main_canvas (day_view, - event_x, event_y, - &day, &row, - &event_num); - - if (pos == E_DAY_VIEW_POS_OUTSIDE) - return FALSE; - - if (pos != E_DAY_VIEW_POS_NONE) - return e_day_view_on_event_button_press (day_view, day, - event_num, event, pos, - event_x, event_y); - - e_day_view_stop_editing_event (day_view); - - /* Start the selection drag. */ - if (event->button == 1) { - if (!GTK_WIDGET_HAS_FOCUS (day_view)) - gtk_widget_grab_focus (GTK_WIDGET (day_view)); - - if (gdk_pointer_grab (GTK_LAYOUT (widget)->bin_window, FALSE, - GDK_POINTER_MOTION_MASK - | GDK_BUTTON_RELEASE_MASK, - FALSE, NULL, event->time) == 0) { - e_day_view_start_selection (day_view, day, row); - } - } else if (event->button == 3) { - if (!GTK_WIDGET_HAS_FOCUS (day_view)) - gtk_widget_grab_focus (GTK_WIDGET (day_view)); - - e_day_view_on_event_right_click (day_view, event, -1, -1); - } - - return TRUE; -} - - -static gboolean -e_day_view_on_time_canvas_button_press (GtkWidget *widget, - GdkEventButton *event, - EDayView *day_view) -{ - /* Handle scroll wheel events */ - if (event->button == 4 || event->button == 5) { - GtkAdjustment *adj = GTK_LAYOUT (day_view->main_canvas)->vadjustment; - gfloat new_value; - - new_value = adj->value + ((event->button == 4) ? - -adj->page_increment / 2: - adj->page_increment / 2); - new_value = CLAMP (new_value, adj->lower, adj->upper - adj->page_size); - gtk_adjustment_set_value (adj, new_value); - - return TRUE; - } - - return FALSE; -} - - -static gboolean -e_day_view_on_long_event_button_press (EDayView *day_view, - gint event_num, - GdkEventButton *event, - EDayViewPosition pos, - gint event_x, - gint event_y) -{ - if (event->button == 1) { - if (event->type == GDK_BUTTON_PRESS) { - e_day_view_on_long_event_click (day_view, event_num, - event, pos, - event_x, event_y); - return TRUE; - } else if (event->type == GDK_2BUTTON_PRESS) { - e_day_view_on_event_double_click (day_view, -1, - event_num); - return TRUE; - } - } else if (event->button == 3) { - if (!GTK_WIDGET_HAS_FOCUS (day_view)) - gtk_widget_grab_focus (GTK_WIDGET (day_view)); - - e_day_view_on_event_right_click (day_view, event, - E_DAY_VIEW_LONG_EVENT, - event_num); - return TRUE; - } - return FALSE; -} - - -static gboolean -e_day_view_on_event_button_press (EDayView *day_view, - gint day, - gint event_num, - GdkEventButton *event, - EDayViewPosition pos, - gint event_x, - gint event_y) -{ - if (event->button == 1) { - if (event->type == GDK_BUTTON_PRESS) { - e_day_view_on_event_click (day_view, day, event_num, - event, pos, - event_x, event_y); - return TRUE; - } else if (event->type == GDK_2BUTTON_PRESS) { - e_day_view_on_event_double_click (day_view, day, - event_num); - return TRUE; - } - } else if (event->button == 3) { - if (!GTK_WIDGET_HAS_FOCUS (day_view)) - gtk_widget_grab_focus (GTK_WIDGET (day_view)); - - e_day_view_on_event_right_click (day_view, event, - day, event_num); - return TRUE; - } - return FALSE; -} - - -static void -e_day_view_on_long_event_click (EDayView *day_view, - gint event_num, - GdkEventButton *bevent, - EDayViewPosition pos, - gint event_x, - gint event_y) -{ - EDayViewEvent *event; - gint start_day, end_day, day; - gint item_x, item_y, item_w, item_h; - - event = &g_array_index (day_view->long_events, EDayViewEvent, - event_num); - - /* Ignore clicks on the EText while editing. */ - if (pos == E_DAY_VIEW_POS_EVENT - && E_TEXT (event->canvas_item)->editing) - return; - - if (!(cal_component_has_recurrences (event->comp)) - && (pos == E_DAY_VIEW_POS_LEFT_EDGE - || pos == E_DAY_VIEW_POS_RIGHT_EDGE)) { - if (!e_day_view_find_long_event_days (day_view, event, - &start_day, &end_day)) - return; - - /* Grab the keyboard focus, so the event being edited is saved - and we can use the Escape key to abort the resize. */ - if (!GTK_WIDGET_HAS_FOCUS (day_view)) - gtk_widget_grab_focus (GTK_WIDGET (day_view)); - - if (gdk_pointer_grab (GTK_LAYOUT (day_view->top_canvas)->bin_window, FALSE, - GDK_POINTER_MOTION_MASK - | GDK_BUTTON_RELEASE_MASK, - FALSE, NULL, bevent->time) == 0) { - - day_view->resize_event_day = E_DAY_VIEW_LONG_EVENT; - day_view->resize_event_num = event_num; - day_view->resize_drag_pos = pos; - day_view->resize_start_row = start_day; - day_view->resize_end_row = end_day; - - /* Create the edit rect if necessary. */ - e_day_view_reshape_resize_long_event_rect_item (day_view); - - /* Make sure the text item is on top. */ - gnome_canvas_item_raise_to_top (day_view->resize_long_event_rect_item); - - /* Raise the event's item, above the rect as well. */ - gnome_canvas_item_raise_to_top (event->canvas_item); - } - } else if (e_day_view_get_long_event_position (day_view, event_num, - &start_day, &end_day, - &item_x, &item_y, - &item_w, &item_h)) { - /* Remember the item clicked and the mouse position, - so we can start a drag if the mouse moves. */ - day_view->pressed_event_day = E_DAY_VIEW_LONG_EVENT; - day_view->pressed_event_num = event_num; - - day_view->drag_event_x = event_x; - day_view->drag_event_y = event_y; - - e_day_view_convert_position_in_top_canvas (day_view, - event_x, event_y, - &day, NULL); - day_view->drag_event_offset = day - start_day; - } -} - - -static void -e_day_view_on_event_click (EDayView *day_view, - gint day, - gint event_num, - GdkEventButton *bevent, - EDayViewPosition pos, - gint event_x, - gint event_y) -{ - EDayViewEvent *event; - gint tmp_day, row, start_row; - - event = &g_array_index (day_view->events[day], EDayViewEvent, - event_num); - - /* Ignore clicks on the EText while editing. */ - if (pos == E_DAY_VIEW_POS_EVENT - && E_TEXT (event->canvas_item)->editing) - return; - - if (!(cal_component_has_recurrences (event->comp)) - && (pos == E_DAY_VIEW_POS_TOP_EDGE - || pos == E_DAY_VIEW_POS_BOTTOM_EDGE)) { - /* Grab the keyboard focus, so the event being edited is saved - and we can use the Escape key to abort the resize. */ - if (!GTK_WIDGET_HAS_FOCUS (day_view)) - gtk_widget_grab_focus (GTK_WIDGET (day_view)); - - if (gdk_pointer_grab (GTK_LAYOUT (day_view->main_canvas)->bin_window, FALSE, - GDK_POINTER_MOTION_MASK - | GDK_BUTTON_RELEASE_MASK, - FALSE, NULL, bevent->time) == 0) { - - day_view->resize_event_day = day; - day_view->resize_event_num = event_num; - day_view->resize_drag_pos = pos; - day_view->resize_start_row = event->start_minute / day_view->mins_per_row; - day_view->resize_end_row = (event->end_minute - 1) / day_view->mins_per_row; - - day_view->resize_bars_event_day = day; - day_view->resize_bars_event_num = event_num; - - /* Create the edit rect if necessary. */ - e_day_view_reshape_resize_rect_item (day_view); - - e_day_view_reshape_main_canvas_resize_bars (day_view); - - /* Make sure the text item is on top. */ - gnome_canvas_item_raise_to_top (day_view->resize_rect_item); - gnome_canvas_item_raise_to_top (day_view->resize_bar_item); - - /* Raise the event's item, above the rect as well. */ - gnome_canvas_item_raise_to_top (event->canvas_item); - } - - } else { - /* Remember the item clicked and the mouse position, - so we can start a drag if the mouse moves. */ - day_view->pressed_event_day = day; - day_view->pressed_event_num = event_num; - - day_view->drag_event_x = event_x; - day_view->drag_event_y = event_y; - - e_day_view_convert_position_in_main_canvas (day_view, - event_x, event_y, - &tmp_day, &row, - NULL); - start_row = event->start_minute / day_view->mins_per_row; - day_view->drag_event_offset = row - start_row; - } -} - - -static void -e_day_view_reshape_resize_long_event_rect_item (EDayView *day_view) -{ - gint day, event_num, start_day, end_day; - gint item_x, item_y, item_w, item_h; - gdouble x1, y1, x2, y2; - - day = day_view->resize_event_day; - event_num = day_view->resize_event_num; - - /* If we're not resizing an event, or the event is not shown, - hide the resize bars. */ - if (day_view->resize_drag_pos == E_DAY_VIEW_POS_NONE - || !e_day_view_get_long_event_position (day_view, event_num, - &start_day, &end_day, - &item_x, &item_y, - &item_w, &item_h)) { - gnome_canvas_item_hide (day_view->resize_long_event_rect_item); - return; - } - - x1 = item_x; - y1 = item_y; - x2 = item_x + item_w - 1; - y2 = item_y + item_h - 1; - - gnome_canvas_item_set (day_view->resize_long_event_rect_item, - "x1", x1, - "y1", y1, - "x2", x2, - "y2", y2, - NULL); - gnome_canvas_item_show (day_view->resize_long_event_rect_item); -} - - -static void -e_day_view_reshape_resize_rect_item (EDayView *day_view) -{ - gint day, event_num; - gint item_x, item_y, item_w, item_h; - gdouble x1, y1, x2, y2; - - day = day_view->resize_event_day; - event_num = day_view->resize_event_num; - - /* If we're not resizing an event, or the event is not shown, - hide the resize bars. */ - if (day_view->resize_drag_pos == E_DAY_VIEW_POS_NONE - || !e_day_view_get_event_position (day_view, day, event_num, - &item_x, &item_y, - &item_w, &item_h)) { - gnome_canvas_item_hide (day_view->resize_rect_item); - return; - } - - x1 = item_x; - y1 = item_y; - x2 = item_x + item_w - 1; - y2 = item_y + item_h - 1; - - gnome_canvas_item_set (day_view->resize_rect_item, - "x1", x1 + E_DAY_VIEW_BAR_WIDTH - 1, - "y1", y1, - "x2", x2, - "y2", y2, - NULL); - gnome_canvas_item_show (day_view->resize_rect_item); - - gnome_canvas_item_set (day_view->resize_bar_item, - "x1", x1, - "y1", y1, - "x2", x1 + E_DAY_VIEW_BAR_WIDTH - 1, - "y2", y2, - NULL); - gnome_canvas_item_show (day_view->resize_bar_item); -} - - -static void -e_day_view_on_event_double_click (EDayView *day_view, - gint day, - gint event_num) -{ -#if 0 - g_print ("In e_day_view_on_event_double_click\n"); -#endif - -} - - -static void -e_day_view_on_event_right_click (EDayView *day_view, - GdkEventButton *bevent, - gint day, - gint event_num) -{ - EDayViewEvent *event; - int have_selection, not_being_edited, items, i; - struct menu_item *context_menu; - - static struct menu_item main_items[] = { - { N_("New appointment..."), (GtkSignalFunc) e_day_view_on_new_appointment, NULL, TRUE } - }; - - static struct menu_item child_items[] = { - { N_("Schedule meeting"), (GtkSignalFunc) e_day_view_on_schedule_meet, NULL, TRUE }, - - { NULL, NULL, NULL, TRUE}, - - { N_("Edit this appointment..."), (GtkSignalFunc) e_day_view_on_edit_appointment, NULL, TRUE }, - { N_("Delete this appointment"), (GtkSignalFunc) e_day_view_on_delete_appointment, NULL, TRUE }, - - { NULL, NULL, NULL, TRUE}, - - { N_("New appointment..."), (GtkSignalFunc) e_day_view_on_new_appointment, NULL, TRUE } - }; - - static struct menu_item recur_child_items[] = { - { N_("Make this appointment movable"), (GtkSignalFunc) e_day_view_on_unrecur_appointment, NULL, TRUE }, - { N_("Schedule meeting"), (GtkSignalFunc) e_day_view_on_schedule_meet, NULL, TRUE }, - - { NULL, NULL, NULL, TRUE}, - - { N_("Edit this appointment..."), (GtkSignalFunc) e_day_view_on_edit_appointment, NULL, TRUE }, - { N_("Delete this occurrence"), (GtkSignalFunc) e_day_view_on_delete_occurrence, NULL, TRUE }, - { N_("Delete all occurrences"), (GtkSignalFunc) e_day_view_on_delete_appointment, NULL, TRUE }, - - { NULL, NULL, NULL, TRUE}, - - { N_("New appointment..."), (GtkSignalFunc) e_day_view_on_new_appointment, NULL, TRUE }, - }; - - have_selection = GTK_WIDGET_HAS_FOCUS (day_view) - && day_view->selection_start_day != -1; - - if (event_num == -1) { - items = 1; - context_menu = &main_items[0]; - context_menu[0].sensitive = have_selection; - } else { - if (day == E_DAY_VIEW_LONG_EVENT) - event = &g_array_index (day_view->long_events, - EDayViewEvent, event_num); - else - event = &g_array_index (day_view->events[day], - EDayViewEvent, event_num); - - /* This used to be set only if the event wasn't being edited - in the event editor, but we can't check that at present. - We could possibly set up another method of checking it. */ - not_being_edited = TRUE; - - if (cal_component_has_recurrences (event->comp)) { - items = 8; - context_menu = &recur_child_items[0]; - context_menu[0].sensitive = not_being_edited; - context_menu[1].sensitive = not_being_edited; - context_menu[3].sensitive = not_being_edited; - context_menu[4].sensitive = not_being_edited; - context_menu[5].sensitive = not_being_edited; - context_menu[7].sensitive = have_selection; - } else { - items = 6; - context_menu = &child_items[0]; - context_menu[0].sensitive = not_being_edited; - context_menu[2].sensitive = not_being_edited; - context_menu[3].sensitive = not_being_edited; - context_menu[5].sensitive = have_selection; - } - } - - for (i = 0; i < items; i++) - context_menu[i].data = day_view; - - day_view->popup_event_day = day; - day_view->popup_event_num = event_num; - popup_menu (context_menu, items, bevent); -} - - -static void -e_day_view_on_new_appointment (GtkWidget *widget, gpointer data) -{ - EDayView *day_view; - CalComponent *comp; - CalComponentDateTime date; - time_t dtstart, dtend; - struct icaltimetype itt; - - day_view = E_DAY_VIEW (data); - - comp = cal_component_new (); - cal_component_set_new_vtype (comp, CAL_COMPONENT_EVENT); - e_day_view_get_selected_time_range (day_view, &dtstart, &dtend); - - date.value = &itt; - date.tzid = NULL; - - *date.value = icaltime_from_timet (dtstart, FALSE); - cal_component_set_dtstart (comp, &date); - - *date.value = icaltime_from_timet (dtend, FALSE); - cal_component_set_dtend (comp, &date); - - cal_component_commit_sequence (comp); - - if (day_view->calendar) - gnome_calendar_edit_object (day_view->calendar, comp); - else - g_warning ("Calendar not set"); - - gtk_object_unref (GTK_OBJECT (comp)); -} - - -static void -e_day_view_on_edit_appointment (GtkWidget *widget, gpointer data) -{ - EDayView *day_view; - EDayViewEvent *event; - - day_view = E_DAY_VIEW (data); - - event = e_day_view_get_popup_menu_event (day_view); - if (event == NULL) - return; - - if (day_view->calendar) - gnome_calendar_edit_object (day_view->calendar, event->comp); - else - g_warning ("Calendar not set"); -} - - -static void -e_day_view_on_delete_occurrence (GtkWidget *widget, gpointer data) -{ - EDayView *day_view; - EDayViewEvent *event; - CalComponent *comp; - - day_view = E_DAY_VIEW (data); - - event = e_day_view_get_popup_menu_event (day_view); - if (event == NULL) - return; - - /* We must duplicate the CalComponent, or we won't know it has changed - when we get the "update_event" callback. */ - comp = cal_component_clone (event->comp); - cal_comp_util_add_exdate (comp, icaltime_from_timet (event->start, FALSE)); - - if (!cal_client_update_object (day_view->client, comp)) - g_message ("e_day_view_on_delete_occurrence(): Could not update the object!"); - - gtk_object_unref (GTK_OBJECT (comp)); -} - - -static void -e_day_view_on_delete_appointment (GtkWidget *widget, gpointer data) -{ - EDayView *day_view; - EDayViewEvent *event; - - day_view = E_DAY_VIEW (data); - - event = e_day_view_get_popup_menu_event (day_view); - if (event == NULL) - return; - - if (day_view->editing_event_day >= 0) - e_day_view_stop_editing_event (day_view); - - if (delete_component_dialog (event->comp, widget)) { - const char *uid; - - cal_component_get_uid (event->comp, &uid); - - /* We don't check the return value; FALSE can mean the object - * was not in the server anyways. - */ - cal_client_remove_object (day_view->client, uid); - } -} - - -static void -e_day_view_on_schedule_meet (GtkWidget *widget, gpointer data) -{ - EDayView *day_view; - EDayViewEvent *event; - EMeetingEditor *editor; - - day_view = E_DAY_VIEW (data); - - event = e_day_view_get_popup_menu_event (day_view); - if (event == NULL) - return; - - editor = e_meeting_editor_new (event->comp, day_view->client); - - e_meeting_edit (editor); - e_meeting_editor_free (editor); -} - -static void -e_day_view_on_unrecur_appointment (GtkWidget *widget, gpointer data) -{ - EDayView *day_view; - EDayViewEvent *event; - CalComponent *comp, *new_comp; - CalComponentDateTime date; - struct icaltimetype itt; - - day_view = E_DAY_VIEW (data); - - event = e_day_view_get_popup_menu_event (day_view); - if (event == NULL) - return; - - date.value = &itt; - date.tzid = NULL; - - /* For the recurring object, we add an exception to get rid of the - instance. */ - - comp = cal_component_clone (event->comp); - cal_comp_util_add_exdate (comp, icaltime_from_timet (event->start, FALSE)); - - /* For the unrecurred instance we duplicate the original object, - create a new uid for it, get rid of the recurrence rules, and set - the start & end times to the instances times. */ - new_comp = cal_component_clone (event->comp); - cal_component_set_uid (new_comp, cal_component_gen_uid ()); - cal_component_set_rdate_list (new_comp, NULL); - cal_component_set_rrule_list (new_comp, NULL); - cal_component_set_exdate_list (new_comp, NULL); - cal_component_set_exrule_list (new_comp, NULL); - - date.value = &itt; - date.tzid = NULL; - - *date.value = icaltime_from_timet (event->start, FALSE); - cal_component_set_dtstart (new_comp, &date); - *date.value = icaltime_from_timet (event->end, FALSE); - cal_component_set_dtend (new_comp, &date); - - /* Now update both CalComponents. Note that we do this last since at - * present the updates happen synchronously so our event may disappear. - */ - if (!cal_client_update_object (day_view->client, comp)) - g_message ("e_day_view_on_unrecur_appointment(): Could not update the object!"); - - gtk_object_unref (GTK_OBJECT (comp)); - - if (!cal_client_update_object (day_view->client, new_comp)) - g_message ("e_day_view_on_unrecur_appointment(): Could not update the object!"); - - gtk_object_unref (GTK_OBJECT (new_comp)); -} - - -static EDayViewEvent* -e_day_view_get_popup_menu_event (EDayView *day_view) -{ - if (day_view->popup_event_num == -1) - return NULL; - - if (day_view->popup_event_day == E_DAY_VIEW_LONG_EVENT) - return &g_array_index (day_view->long_events, - EDayViewEvent, - day_view->popup_event_num); - else - return &g_array_index (day_view->events[day_view->popup_event_day], - EDayViewEvent, - day_view->popup_event_num); -} - - -static gboolean -e_day_view_on_top_canvas_button_release (GtkWidget *widget, - GdkEventButton *event, - EDayView *day_view) -{ - if (day_view->selection_is_being_dragged) { - gdk_pointer_ungrab (event->time); - e_day_view_finish_selection (day_view); - } else if (day_view->resize_drag_pos != E_DAY_VIEW_POS_NONE) { - e_day_view_finish_long_event_resize (day_view); - gdk_pointer_ungrab (event->time); - } else if (day_view->pressed_event_day != -1) { - e_day_view_start_editing_event (day_view, - day_view->pressed_event_day, - day_view->pressed_event_num, - NULL); - } - - day_view->pressed_event_day = -1; - - return FALSE; -} - - -static gboolean -e_day_view_on_main_canvas_button_release (GtkWidget *widget, - GdkEventButton *event, - EDayView *day_view) -{ - if (day_view->selection_is_being_dragged) { - gdk_pointer_ungrab (event->time); - e_day_view_finish_selection (day_view); - e_day_view_stop_auto_scroll (day_view); - } else if (day_view->resize_drag_pos != E_DAY_VIEW_POS_NONE) { - e_day_view_finish_resize (day_view); - gdk_pointer_ungrab (event->time); - e_day_view_stop_auto_scroll (day_view); - } else if (day_view->pressed_event_day != -1) { - e_day_view_start_editing_event (day_view, - day_view->pressed_event_day, - day_view->pressed_event_num, - NULL); - } - - day_view->pressed_event_day = -1; - - return FALSE; -} - - -static void -e_day_view_update_calendar_selection_time (EDayView *day_view) -{ - time_t start, end; - - e_day_view_get_selected_time_range (day_view, &start, &end); - -#if 0 - g_print ("Start: %s", ctime (&start)); - g_print ("End : %s", ctime (&end)); -#endif - - if (day_view->calendar) - gnome_calendar_set_selected_time_range (day_view->calendar, - start, end); -} - - -static gboolean -e_day_view_on_top_canvas_motion (GtkWidget *widget, - GdkEventMotion *mevent, - EDayView *day_view) -{ - EDayViewEvent *event = NULL; - EDayViewPosition pos; - gint event_x, event_y, scroll_x, scroll_y, canvas_x, canvas_y; - gint day, event_num; - GdkCursor *cursor; - -#if 0 - g_print ("In e_day_view_on_top_canvas_motion\n"); -#endif - - /* Convert the coords to the main canvas window, or return if the - window is not found. */ - if (!e_day_view_convert_event_coords (day_view, (GdkEvent*) mevent, - GTK_LAYOUT (widget)->bin_window, - &event_x, &event_y)) - return FALSE; - - /* The top canvas doesn't scroll, but just in case. */ - gnome_canvas_get_scroll_offsets (GNOME_CANVAS (widget), - &scroll_x, &scroll_y); - canvas_x = event_x + scroll_x; - canvas_y = event_y + scroll_y; - - pos = e_day_view_convert_position_in_top_canvas (day_view, - canvas_x, canvas_y, - &day, &event_num); - if (event_num != -1) - event = &g_array_index (day_view->long_events, EDayViewEvent, - event_num); - - if (day_view->selection_is_being_dragged) { - e_day_view_update_selection (day_view, day, -1); - return TRUE; - } else if (day_view->resize_drag_pos != E_DAY_VIEW_POS_NONE) { - if (pos != E_DAY_VIEW_POS_OUTSIDE) { - e_day_view_update_long_event_resize (day_view, day); - return TRUE; - } - } else if (day_view->pressed_event_day == E_DAY_VIEW_LONG_EVENT) { - GtkTargetList *target_list; - - event = &g_array_index (day_view->long_events, EDayViewEvent, - day_view->pressed_event_num); - - if (!(cal_component_has_recurrences (event->comp)) - && (abs (canvas_x - day_view->drag_event_x) - > E_DAY_VIEW_DRAG_START_OFFSET - || abs (canvas_y - day_view->drag_event_y) - > E_DAY_VIEW_DRAG_START_OFFSET)) { - day_view->drag_event_day = day_view->pressed_event_day; - day_view->drag_event_num = day_view->pressed_event_num; - day_view->pressed_event_day = -1; - - /* Hide the horizontal bars. */ - if (day_view->resize_bars_event_day != -1) { - day_view->resize_bars_event_day = -1; - day_view->resize_bars_event_num = -1; - gnome_canvas_item_hide (day_view->main_canvas_top_resize_bar_item); - gnome_canvas_item_hide (day_view->main_canvas_bottom_resize_bar_item); - } - - target_list = gtk_target_list_new (target_table, - n_targets); - gtk_drag_begin (widget, target_list, - GDK_ACTION_COPY | GDK_ACTION_MOVE, - 1, (GdkEvent*)mevent); - gtk_target_list_unref (target_list); - } - } else { - cursor = day_view->normal_cursor; - - /* Recurring events can't be resized. */ - if (event && !cal_component_has_recurrences (event->comp)) { - switch (pos) { - case E_DAY_VIEW_POS_LEFT_EDGE: - case E_DAY_VIEW_POS_RIGHT_EDGE: - cursor = day_view->resize_width_cursor; - break; - default: - break; - } - } - - /* Only set the cursor if it is different to last one set. */ - if (day_view->last_cursor_set_in_top_canvas != cursor) { - day_view->last_cursor_set_in_top_canvas = cursor; - gdk_window_set_cursor (widget->window, cursor); - } - - } - - return FALSE; -} - - -static gboolean -e_day_view_on_main_canvas_motion (GtkWidget *widget, - GdkEventMotion *mevent, - EDayView *day_view) -{ - EDayViewEvent *event = NULL; - EDayViewPosition pos; - gint event_x, event_y, scroll_x, scroll_y, canvas_x, canvas_y; - gint row, day, event_num; - GdkCursor *cursor; - -#if 0 - g_print ("In e_day_view_on_main_canvas_motion\n"); -#endif - - /* Convert the coords to the main canvas window, or return if the - window is not found. */ - if (!e_day_view_convert_event_coords (day_view, (GdkEvent*) mevent, - GTK_LAYOUT (widget)->bin_window, - &event_x, &event_y)) - return FALSE; - - gnome_canvas_get_scroll_offsets (GNOME_CANVAS (widget), - &scroll_x, &scroll_y); - canvas_x = event_x + scroll_x; - canvas_y = event_y + scroll_y; - - pos = e_day_view_convert_position_in_main_canvas (day_view, - canvas_x, canvas_y, - &day, &row, - &event_num); - if (event_num != -1) - event = &g_array_index (day_view->events[day], EDayViewEvent, - event_num); - - if (day_view->selection_is_being_dragged) { - if (pos != E_DAY_VIEW_POS_OUTSIDE) { - e_day_view_update_selection (day_view, day, row); - e_day_view_check_auto_scroll (day_view, - event_x, event_y); - return TRUE; - } - } else if (day_view->resize_drag_pos != E_DAY_VIEW_POS_NONE) { - if (pos != E_DAY_VIEW_POS_OUTSIDE) { - e_day_view_update_resize (day_view, row); - e_day_view_check_auto_scroll (day_view, - event_x, event_y); - return TRUE; - } - } else if (day_view->pressed_event_day != -1 - && day_view->pressed_event_day != E_DAY_VIEW_LONG_EVENT) { - GtkTargetList *target_list; - - event = &g_array_index (day_view->events[day_view->pressed_event_day], EDayViewEvent, day_view->pressed_event_num); - - if (!cal_component_has_recurrences (event->comp) - && (abs (canvas_x - day_view->drag_event_x) - > E_DAY_VIEW_DRAG_START_OFFSET - || abs (canvas_y - day_view->drag_event_y) - > E_DAY_VIEW_DRAG_START_OFFSET)) { - day_view->drag_event_day = day_view->pressed_event_day; - day_view->drag_event_num = day_view->pressed_event_num; - day_view->pressed_event_day = -1; - - /* Hide the horizontal bars. */ - if (day_view->resize_bars_event_day != -1) { - day_view->resize_bars_event_day = -1; - day_view->resize_bars_event_num = -1; - gnome_canvas_item_hide (day_view->main_canvas_top_resize_bar_item); - gnome_canvas_item_hide (day_view->main_canvas_bottom_resize_bar_item); - } - - target_list = gtk_target_list_new (target_table, - n_targets); - gtk_drag_begin (widget, target_list, - GDK_ACTION_COPY | GDK_ACTION_MOVE, - 1, (GdkEvent*)mevent); - gtk_target_list_unref (target_list); - } - } else { - cursor = day_view->normal_cursor; - - /* Recurring events can't be resized. */ - if (event && !cal_component_has_recurrences (event->comp)) { - switch (pos) { - case E_DAY_VIEW_POS_LEFT_EDGE: - cursor = day_view->move_cursor; - break; - case E_DAY_VIEW_POS_TOP_EDGE: - case E_DAY_VIEW_POS_BOTTOM_EDGE: - cursor = day_view->resize_height_cursor; - break; - default: - break; - } - } - - /* Only set the cursor if it is different to last one set. */ - if (day_view->last_cursor_set_in_main_canvas != cursor) { - day_view->last_cursor_set_in_main_canvas = cursor; - gdk_window_set_cursor (widget->window, cursor); - } - } - - return FALSE; -} - - -/* This sets the selection to a single cell. If day is -1 then the current - start day is reused. If row is -1 then the selection is in the top canvas. -*/ -void -e_day_view_start_selection (EDayView *day_view, - gint day, - gint row) -{ - if (day == -1) { - day = day_view->selection_start_day; - if (day == -1) - day = 0; - } - - day_view->selection_start_day = day; - day_view->selection_end_day = day; - - day_view->selection_start_row = row; - day_view->selection_end_row = row; - - day_view->selection_is_being_dragged = TRUE; - day_view->selection_drag_pos = E_DAY_VIEW_DRAG_END; - day_view->selection_in_top_canvas = (row == -1) ? TRUE : FALSE; - - /* FIXME: Optimise? */ - gtk_widget_queue_draw (day_view->top_canvas); - gtk_widget_queue_draw (day_view->main_canvas); -} - - -/* Updates the selection during a drag. If day is -1 the selection day is - unchanged. */ -void -e_day_view_update_selection (EDayView *day_view, - gint day, - gint row) -{ - gboolean need_redraw = FALSE; - -#if 0 - g_print ("Updating selection %i,%i\n", day, row); -#endif - - day_view->selection_in_top_canvas = (row == -1) ? TRUE : FALSE; - - if (day == -1) - day = (day_view->selection_drag_pos == E_DAY_VIEW_DRAG_START) - ? day_view->selection_start_day - : day_view->selection_end_day; - - if (day_view->selection_drag_pos == E_DAY_VIEW_DRAG_START) { - if (row != day_view->selection_start_row - || day != day_view->selection_start_day) { - need_redraw = TRUE; - day_view->selection_start_row = row; - day_view->selection_start_day = day; - } - } else { - if (row != day_view->selection_end_row - || day != day_view->selection_end_day) { - need_redraw = TRUE; - day_view->selection_end_row = row; - day_view->selection_end_day = day; - } - } - - e_day_view_normalize_selection (day_view); - - /* FIXME: Optimise? */ - if (need_redraw) { - gtk_widget_queue_draw (day_view->top_canvas); - gtk_widget_queue_draw (day_view->main_canvas); - } -} - - -static void -e_day_view_normalize_selection (EDayView *day_view) -{ - gint tmp_row, tmp_day; - - /* Switch the drag position if necessary. */ - if (day_view->selection_start_day > day_view->selection_end_day - || (day_view->selection_start_day == day_view->selection_end_day - && day_view->selection_start_row > day_view->selection_end_row)) { - tmp_row = day_view->selection_start_row; - tmp_day = day_view->selection_start_day; - day_view->selection_start_day = day_view->selection_end_day; - day_view->selection_start_row = day_view->selection_end_row; - day_view->selection_end_day = tmp_day; - day_view->selection_end_row = tmp_row; - if (day_view->selection_drag_pos == E_DAY_VIEW_DRAG_START) - day_view->selection_drag_pos = E_DAY_VIEW_DRAG_END; - else - day_view->selection_drag_pos = E_DAY_VIEW_DRAG_START; - } -} - - -void -e_day_view_finish_selection (EDayView *day_view) -{ - day_view->selection_is_being_dragged = FALSE; - e_day_view_update_calendar_selection_time (day_view); -} - - -static void -e_day_view_update_long_event_resize (EDayView *day_view, - gint day) -{ - EDayViewEvent *event; - gint event_num; - gboolean need_reshape = FALSE; - -#if 0 - g_print ("Updating resize Day:%i\n", day); -#endif - - event_num = day_view->resize_event_num; - event = &g_array_index (day_view->long_events, EDayViewEvent, - event_num); - - if (day_view->resize_drag_pos == E_DAY_VIEW_POS_LEFT_EDGE) { - day = MIN (day, day_view->resize_end_row); - if (day != day_view->resize_start_row) { - need_reshape = TRUE; - day_view->resize_start_row = day; - - } - } else { - day = MAX (day, day_view->resize_start_row); - if (day != day_view->resize_end_row) { - need_reshape = TRUE; - day_view->resize_end_row = day; - } - } - - /* FIXME: Optimise? */ - if (need_reshape) { - e_day_view_reshape_long_event (day_view, event_num); - e_day_view_reshape_resize_long_event_rect_item (day_view); - gtk_widget_queue_draw (day_view->top_canvas); - } -} - - -static void -e_day_view_update_resize (EDayView *day_view, - gint row) -{ - EDayViewEvent *event; - gint day, event_num; - gboolean need_reshape = FALSE; - -#if 0 - g_print ("Updating resize Row:%i\n", row); -#endif - - day = day_view->resize_event_day; - event_num = day_view->resize_event_num; - event = &g_array_index (day_view->events[day], EDayViewEvent, - event_num); - - if (day_view->resize_drag_pos == E_DAY_VIEW_POS_TOP_EDGE) { - row = MIN (row, day_view->resize_end_row); - if (row != day_view->resize_start_row) { - need_reshape = TRUE; - day_view->resize_start_row = row; - - } - } else { - row = MAX (row, day_view->resize_start_row); - if (row != day_view->resize_end_row) { - need_reshape = TRUE; - day_view->resize_end_row = row; - } - } - - /* FIXME: Optimise? */ - if (need_reshape) { - e_day_view_reshape_day_event (day_view, day, event_num); - e_day_view_reshape_resize_rect_item (day_view); - e_day_view_reshape_main_canvas_resize_bars (day_view); - gtk_widget_queue_draw (day_view->main_canvas); - } -} - - -/* This converts the resize start or end row back to a time and updates the - event. */ -static void -e_day_view_finish_long_event_resize (EDayView *day_view) -{ - EDayViewEvent *event; - gint event_num; - CalComponent *comp; - CalComponentDateTime date; - struct icaltimetype itt; - time_t dt; - - event_num = day_view->resize_event_num; - event = &g_array_index (day_view->long_events, EDayViewEvent, - event_num); - - /* We use a temporary copy of the comp since we don't want to - change the original comp here. Otherwise we would not detect that - the event's time had changed in the "update_event" callback. */ - comp = cal_component_clone (event->comp); - - date.value = &itt; - date.tzid = NULL; - - if (day_view->resize_drag_pos == E_DAY_VIEW_POS_LEFT_EDGE) { - dt = day_view->day_starts[day_view->resize_start_row]; - *date.value = icaltime_from_timet (dt, FALSE); - cal_component_set_dtstart (comp, &date); - } else { - dt = day_view->day_starts[day_view->resize_end_row + 1]; - *date.value = icaltime_from_timet (dt, FALSE); - cal_component_set_dtend (comp, &date); - } - - gnome_canvas_item_hide (day_view->resize_long_event_rect_item); - - day_view->resize_drag_pos = E_DAY_VIEW_POS_NONE; - - if (!cal_client_update_object (day_view->client, comp)) - g_message ("e_day_view_finish_long_event_resize(): Could not update the object!"); - - gtk_object_unref (GTK_OBJECT (comp)); -} - - -/* This converts the resize start or end row back to a time and updates the - event. */ -static void -e_day_view_finish_resize (EDayView *day_view) -{ - EDayViewEvent *event; - gint day, event_num; - CalComponent *comp; - CalComponentDateTime date; - struct icaltimetype itt; - time_t dt; - - day = day_view->resize_event_day; - event_num = day_view->resize_event_num; - event = &g_array_index (day_view->events[day], EDayViewEvent, - event_num); - - /* We use a temporary shallow copy of the ico since we don't want to - change the original ico here. Otherwise we would not detect that - the event's time had changed in the "update_event" callback. */ - comp = cal_component_clone (event->comp); - - date.value = &itt; - date.tzid = NULL; - - if (day_view->resize_drag_pos == E_DAY_VIEW_POS_TOP_EDGE) { - dt = e_day_view_convert_grid_position_to_time (day_view, day, day_view->resize_start_row); - *date.value = icaltime_from_timet (dt, FALSE); - cal_component_set_dtstart (comp, &date); - } else { - dt = e_day_view_convert_grid_position_to_time (day_view, day, day_view->resize_end_row + 1); - *date.value = icaltime_from_timet (dt, FALSE); - cal_component_set_dtend (comp, &date); - } - - gnome_canvas_item_hide (day_view->resize_rect_item); - gnome_canvas_item_hide (day_view->resize_bar_item); - - /* Hide the horizontal bars. */ - day_view->resize_bars_event_day = -1; - day_view->resize_bars_event_num = -1; - gnome_canvas_item_hide (day_view->main_canvas_top_resize_bar_item); - gnome_canvas_item_hide (day_view->main_canvas_bottom_resize_bar_item); - - day_view->resize_drag_pos = E_DAY_VIEW_POS_NONE; - - if (!cal_client_update_object (day_view->client, comp)) - g_message ("e_day_view_finish_resize(): Could not update the object!"); - - gtk_object_unref (GTK_OBJECT (comp)); -} - - -static void -e_day_view_abort_resize (EDayView *day_view, - guint32 time) -{ - gint day, event_num; - - if (day_view->resize_drag_pos == E_DAY_VIEW_POS_NONE) - return; - - day_view->resize_drag_pos = E_DAY_VIEW_POS_NONE; - gdk_pointer_ungrab (time); - - day = day_view->resize_event_day; - event_num = day_view->resize_event_num; - - if (day == E_DAY_VIEW_LONG_EVENT) { - e_day_view_reshape_long_event (day_view, event_num); - gtk_widget_queue_draw (day_view->top_canvas); - - day_view->last_cursor_set_in_top_canvas = day_view->normal_cursor; - gdk_window_set_cursor (day_view->top_canvas->window, - day_view->normal_cursor); - gnome_canvas_item_hide (day_view->resize_long_event_rect_item); - } else { - e_day_view_reshape_day_event (day_view, day, event_num); - e_day_view_reshape_main_canvas_resize_bars (day_view); - gtk_widget_queue_draw (day_view->main_canvas); - - day_view->last_cursor_set_in_main_canvas = day_view->normal_cursor; - gdk_window_set_cursor (day_view->main_canvas->window, - day_view->normal_cursor); - gnome_canvas_item_hide (day_view->resize_rect_item); - gnome_canvas_item_hide (day_view->resize_bar_item); - } -} - - -/* This frees any events currently loaded, and queues a reload. */ -static void -e_day_view_queue_reload_events (EDayView *day_view) -{ - e_day_view_free_events (day_view); - - if (day_view->reload_events_idle_id == 0) { - /* We'll use a high idle priority here, so the events are - reloaded before the canvas is updated. */ - day_view->reload_events_idle_id = g_idle_add_full - (G_PRIORITY_HIGH_IDLE, - e_day_view_reload_events_idle_cb, day_view, NULL); - } -} - - -static gboolean -e_day_view_reload_events_idle_cb (gpointer data) -{ - EDayView *day_view; - - g_return_val_if_fail (E_IS_DAY_VIEW (data), FALSE); - - GDK_THREADS_ENTER (); - - day_view = E_DAY_VIEW (data); - - day_view->reload_events_idle_id = 0; - - e_day_view_reload_events (day_view); - - GDK_THREADS_LEAVE (); - return FALSE; -} - - -static void -e_day_view_reload_events (EDayView *day_view) -{ - e_day_view_free_events (day_view); - - if (!(day_view->client - && cal_client_get_load_state (day_view->client) == CAL_CLIENT_LOAD_LOADED)) - return; - - /* If both lower & upper are 0, then the time range hasn't been set, - so we don't try to load any events. */ - if (day_view->lower != 0 || day_view->upper != 0) { -#if 0 - g_print ("EDayView (%s) generating instances\n", - day_view->work_week_view ? "Work Week" : "1 Day View"); -#endif - cal_client_generate_instances (day_view->client, - CALOBJ_TYPE_EVENT, - day_view->lower, - day_view->upper, - e_day_view_add_event, - day_view); - } - - /* We need to do this to make sure the top canvas is resized. */ - day_view->long_events_need_layout = TRUE; - - e_day_view_check_layout (day_view); - e_day_view_reshape_main_canvas_resize_bars (day_view); - - gtk_widget_queue_draw (day_view->top_canvas); - gtk_widget_queue_draw (day_view->main_canvas); -} - - -static void -e_day_view_free_events (EDayView *day_view) -{ - gint day; - - /* Reset all our indices. */ - day_view->editing_event_day = -1; - day_view->popup_event_day = -1; - day_view->resize_bars_event_day = -1; - day_view->resize_event_day = -1; - day_view->pressed_event_day = -1; - day_view->drag_event_day = -1; - - e_day_view_free_event_array (day_view, day_view->long_events); - - for (day = 0; day < E_DAY_VIEW_MAX_DAYS; day++) - e_day_view_free_event_array (day_view, day_view->events[day]); -} - - -static void -e_day_view_free_event_array (EDayView *day_view, - GArray *array) -{ - EDayViewEvent *event; - gint event_num; - - for (event_num = 0; event_num < array->len; event_num++) { - event = &g_array_index (array, EDayViewEvent, event_num); - if (event->canvas_item) - gtk_object_destroy (GTK_OBJECT (event->canvas_item)); - gtk_object_unref (GTK_OBJECT (event->comp)); - } - - g_array_set_size (array, 0); -} - - -/* This adds one event to the view, adding it to the appropriate array. */ -static gboolean -e_day_view_add_event (CalComponent *comp, - time_t start, - time_t end, - gpointer data) - -{ - EDayView *day_view; - EDayViewEvent event; - gint day, offset; - struct tm start_tm, end_tm; - - day_view = E_DAY_VIEW (data); - -#if 0 - g_print ("Day view lower: %s", ctime (&day_view->lower)); - g_print ("Day view upper: %s", ctime (&day_view->upper)); - g_print ("Event start: %s", ctime (&start)); - g_print ("Event end : %s\n", ctime (&end)); -#endif - - /* Check that the event times are valid. */ - g_return_val_if_fail (start <= end, TRUE); - g_return_val_if_fail (start < day_view->upper, TRUE); - g_return_val_if_fail (end > day_view->lower, TRUE); - - start_tm = *(localtime (&start)); - end_tm = *(localtime (&end)); - - event.comp = comp; - gtk_object_ref (GTK_OBJECT (comp)); - event.start = start; - event.end = end; - event.canvas_item = NULL; - - /* Calculate the start & end minute, relative to the top of the - display. */ - offset = day_view->first_hour_shown * 60 - + day_view->first_minute_shown; - event.start_minute = start_tm.tm_hour * 60 + start_tm.tm_min - offset; - event.end_minute = end_tm.tm_hour * 60 + end_tm.tm_min - offset; - - event.start_row_or_col = -1; - event.num_columns = -1; - - /* Find out which array to add the event to. */ - for (day = 0; day < day_view->days_shown; day++) { - if (start >= day_view->day_starts[day] - && end <= day_view->day_starts[day + 1]) { - - /* Special case for when the appointment ends at - midnight, i.e. the start of the next day. */ - if (end == day_view->day_starts[day + 1]) { - - /* If the event last the entire day, then we - skip it here so it gets added to the top - canvas. */ - if (start == day_view->day_starts[day]) - break; - - event.end_minute = 24 * 60; - } - - g_array_append_val (day_view->events[day], event); - day_view->events_sorted[day] = FALSE; - day_view->need_layout[day] = TRUE; - return TRUE; - } - } - - /* The event wasn't within one day so it must be a long event, - i.e. shown in the top canvas. */ - g_array_append_val (day_view->long_events, event); - day_view->long_events_sorted = FALSE; - day_view->long_events_need_layout = TRUE; - return TRUE; -} - - -/* This lays out the short (less than 1 day) events in the columns. - Any long events are simply skipped. */ -void -e_day_view_check_layout (EDayView *day_view) -{ - gint day; - - /* Don't bother if we aren't visible. */ - if (!GTK_WIDGET_VISIBLE (day_view)) - return; - - /* Make sure the events are sorted (by start and size). */ - e_day_view_ensure_events_sorted (day_view); - - for (day = 0; day < day_view->days_shown; day++) { - if (day_view->need_layout[day]) - e_day_view_layout_day_events (day_view, day); - - if (day_view->need_layout[day] - || day_view->need_reshape[day]) { - e_day_view_reshape_day_events (day_view, day); - - if (day_view->resize_bars_event_day == day) - e_day_view_reshape_main_canvas_resize_bars (day_view); - } - - day_view->need_layout[day] = FALSE; - day_view->need_reshape[day] = FALSE; - } - - if (day_view->long_events_need_layout) - e_day_view_layout_long_events (day_view); - - if (day_view->long_events_need_layout - || day_view->long_events_need_reshape) - e_day_view_reshape_long_events (day_view); - - day_view->long_events_need_layout = FALSE; - day_view->long_events_need_reshape = FALSE; -} - - -static void -e_day_view_layout_long_events (EDayView *day_view) -{ - EDayViewEvent *event; - gint event_num, old_rows_in_top_display, top_canvas_height, top_rows; - guint8 *grid; - - /* This is a temporary 2-d grid which is used to place events. - Each element is 0 if the position is empty, or 1 if occupied. - We allocate the maximum size possible here, assuming that each - event will need its own row. */ - grid = g_new0 (guint8, - day_view->long_events->len * E_DAY_VIEW_MAX_DAYS); - - /* Reset the number of rows in the top display to 0. It will be - updated as events are layed out below. */ - old_rows_in_top_display = day_view->rows_in_top_display; - day_view->rows_in_top_display = 0; - - /* Iterate over the events, finding which days they cover, and putting - them in the first free row available. */ - for (event_num = 0; event_num < day_view->long_events->len; - event_num++) { - event = &g_array_index (day_view->long_events, - EDayViewEvent, event_num); - e_day_view_layout_long_event (day_view, event, grid); - } - - /* Free the grid. */ - g_free (grid); - - /* Set the height of the top canvas based on the row height and the - number of rows needed (min 1 + 1 for the dates + 1 space for DnD).*/ - if (day_view->rows_in_top_display != old_rows_in_top_display) { - top_rows = MAX (1, day_view->rows_in_top_display); - top_canvas_height = (top_rows + 2) * day_view->top_row_height; - gtk_widget_set_usize (day_view->top_canvas, -1, - top_canvas_height); - } -} - - -static void -e_day_view_layout_long_event (EDayView *day_view, - EDayViewEvent *event, - guint8 *grid) -{ - gint start_day, end_day, free_row, day, row; - - event->num_columns = 0; - - if (!e_day_view_find_long_event_days (day_view, event, - &start_day, &end_day)) - return; - - /* Try each row until we find a free one. */ - row = 0; - do { - free_row = row; - for (day = start_day; day <= end_day; day++) { - if (grid[row * E_DAY_VIEW_MAX_DAYS + day]) { - free_row = -1; - break; - } - } - row++; - } while (free_row == -1); - - event->start_row_or_col = free_row; - event->num_columns = 1; - - /* Mark the cells as full. */ - for (day = start_day; day <= end_day; day++) { - grid[free_row * E_DAY_VIEW_MAX_DAYS + day] = 1; - } - - /* Update the number of rows in the top canvas if necessary. */ - day_view->rows_in_top_display = MAX (day_view->rows_in_top_display, - free_row + 1); -} - - -static void -e_day_view_reshape_long_events (EDayView *day_view) -{ - EDayViewEvent *event; - gint event_num; - - for (event_num = 0; event_num < day_view->long_events->len; - event_num++) { - event = &g_array_index (day_view->long_events, EDayViewEvent, - event_num); - - if (event->num_columns == 0) { - if (event->canvas_item) { - gtk_object_destroy (GTK_OBJECT (event->canvas_item)); - event->canvas_item = NULL; - } - } else { - e_day_view_reshape_long_event (day_view, event_num); - } - } -} - - -static void -e_day_view_reshape_long_event (EDayView *day_view, - gint event_num) -{ - EDayViewEvent *event; - GdkFont *font; - gint start_day, end_day, item_x, item_y, item_w, item_h; - gint text_x, text_w, num_icons, icons_width, width, time_width; - CalComponent *comp; - gint min_text_x, max_text_w, text_width, line_len; - gchar *text, *end_of_line; - gboolean show_icons = TRUE, use_max_width = FALSE; - - event = &g_array_index (day_view->long_events, EDayViewEvent, - event_num); - - if (!e_day_view_get_long_event_position (day_view, event_num, - &start_day, &end_day, - &item_x, &item_y, - &item_w, &item_h)) { - if (event->canvas_item) { - gtk_object_destroy (GTK_OBJECT (event->canvas_item)); - event->canvas_item = NULL; - } - return; - } - - /* Take off the border and padding. */ - item_x += E_DAY_VIEW_LONG_EVENT_BORDER_WIDTH + E_DAY_VIEW_LONG_EVENT_X_PAD; - item_w -= (E_DAY_VIEW_LONG_EVENT_BORDER_WIDTH + E_DAY_VIEW_LONG_EVENT_X_PAD) * 2; - item_y += E_DAY_VIEW_LONG_EVENT_BORDER_HEIGHT + E_DAY_VIEW_LONG_EVENT_Y_PAD; - item_h -= (E_DAY_VIEW_LONG_EVENT_BORDER_HEIGHT + E_DAY_VIEW_LONG_EVENT_Y_PAD) * 2; - - /* We don't show the icons while resizing, since we'd have to - draw them on top of the resize rect. Nor when editing. */ - num_icons = 0; - comp = event->comp; - font = GTK_WIDGET (day_view)->style->font; - - if (day_view->resize_drag_pos != E_DAY_VIEW_POS_NONE - && day_view->resize_event_day == E_DAY_VIEW_LONG_EVENT - && day_view->resize_event_num == event_num) - show_icons = FALSE; - - if (day_view->editing_event_day == E_DAY_VIEW_LONG_EVENT - && day_view->editing_event_num == event_num) { - show_icons = FALSE; - use_max_width = TRUE; - } - - if (show_icons) { - if (cal_component_has_alarms (comp)) - num_icons++; - if (cal_component_has_recurrences (comp)) - num_icons++; - } - - if (!event->canvas_item) { - event->canvas_item = - gnome_canvas_item_new (GNOME_CANVAS_GROUP (GNOME_CANVAS (day_view->top_canvas)->root), - e_text_get_type (), - "font_gdk", GTK_WIDGET (day_view)->style->font, - "anchor", GTK_ANCHOR_NW, - "clip", TRUE, - "max_lines", 1, - "editable", TRUE, - "use_ellipsis", TRUE, - "draw_background", FALSE, - "fill_color_rgba", GNOME_CANVAS_COLOR(0, 0, 0), - NULL); - gtk_signal_connect (GTK_OBJECT (event->canvas_item), "event", - GTK_SIGNAL_FUNC (e_day_view_on_text_item_event), - day_view); - e_day_view_update_long_event_label (day_view, event_num); - } - - /* Calculate its position. We first calculate the ideal position which - is centered with the icons. We then make sure we haven't gone off - the left edge of the available space. Finally we make sure we don't - go off the right edge. */ - icons_width = (E_DAY_VIEW_ICON_WIDTH + E_DAY_VIEW_ICON_X_PAD) - * num_icons; - time_width = e_day_view_get_time_string_width (day_view); - - if (use_max_width) { - text_x = item_x; - text_w = item_w; - } else { - /* Get the requested size of the label. */ - gtk_object_get (GTK_OBJECT (event->canvas_item), - "text", &text, - NULL); - text_width = 0; - if (text) { - end_of_line = strchr (text, '\n'); - if (end_of_line) - line_len = end_of_line - text; - else - line_len = strlen (text); - text_width = gdk_text_width (font, text, line_len); - g_free (text); - } - - width = text_width + icons_width; - text_x = item_x + (item_w - width) / 2; - - min_text_x = item_x; - if (event->start > day_view->day_starts[start_day]) - min_text_x += time_width + E_DAY_VIEW_LONG_EVENT_TIME_X_PAD; - - text_x = MAX (text_x, min_text_x); - - max_text_w = item_x + item_w - text_x; - if (event->end < day_view->day_starts[end_day + 1]) - max_text_w -= time_width + E_DAY_VIEW_LONG_EVENT_TIME_X_PAD; - - text_w = MIN (width, max_text_w); - - /* Now take out the space for the icons. */ - text_x += icons_width; - text_w -= icons_width; - } - - text_w = MAX (text_w, 0); - gnome_canvas_item_set (event->canvas_item, - "clip_width", (gdouble) text_w, - "clip_height", (gdouble) item_h, - NULL); - e_canvas_item_move_absolute(event->canvas_item, - text_x, item_y); -} - - -/* Find the start and end days for the event. */ -gboolean -e_day_view_find_long_event_days (EDayView *day_view, - EDayViewEvent *event, - gint *start_day_return, - gint *end_day_return) -{ - gint day, start_day, end_day; - - start_day = -1; - end_day = -1; - - for (day = 0; day < day_view->days_shown; day++) { - if (start_day == -1 - && event->start < day_view->day_starts[day + 1]) - start_day = day; - if (event->end > day_view->day_starts[day]) - end_day = day; - } - - /* Sanity check. */ - if (start_day < 0 || start_day >= day_view->days_shown - || end_day < 0 || end_day >= day_view->days_shown - || end_day < start_day) { - g_warning ("Invalid date range for event"); - return FALSE; - } - - *start_day_return = start_day; - *end_day_return = end_day; - - return TRUE; -} - - -static void -e_day_view_layout_day_events (EDayView *day_view, - gint day) -{ - EDayViewEvent *event; - gint row, event_num; - guint8 *grid; - - /* This is a temporary array which keeps track of rows which are - connected. When an appointment spans multiple rows then the number - of columns in each of these rows must be the same (i.e. the maximum - of all of them). Each element in the array corresponds to one row - and contains the index of the first row in the group of connected - rows. */ - guint16 group_starts[12 * 24]; - - /* Reset the cols_per_row array, and initialize the connected rows so - that all rows are not connected - each row is the start of a new - group. */ - for (row = 0; row < day_view->rows; row++) { - day_view->cols_per_row[day][row] = 0; - group_starts[row] = row; - } - - /* This is a temporary 2-d grid which is used to place events. - Each element is 0 if the position is empty, or 1 if occupied. */ - grid = g_new0 (guint8, day_view->rows * E_DAY_VIEW_MAX_COLUMNS); - - - /* Iterate over the events, finding which rows they cover, and putting - them in the first free column available. Increment the number of - events in each of the rows it covers, and make sure they are all - in one group. */ - for (event_num = 0; event_num < day_view->events[day]->len; - event_num++) { - event = &g_array_index (day_view->events[day], EDayViewEvent, - event_num); - - e_day_view_layout_day_event (day_view, day, event, - grid, group_starts); - } - - /* Recalculate the number of columns needed in each row. */ - e_day_view_recalc_cols_per_row (day_view, day, group_starts); - - /* Iterate over the events again, trying to expand events horizontally - if there is enough space. */ - for (event_num = 0; event_num < day_view->events[day]->len; - event_num++) { - event = &g_array_index (day_view->events[day], EDayViewEvent, - event_num); - e_day_view_expand_day_event (day_view, day, event, grid); - } - - /* Free the grid. */ - g_free (grid); -} - - -/* Finds the first free position to place the event in. - Increments the number of events in each of the rows it covers, and makes - sure they are all in one group. */ -static void -e_day_view_layout_day_event (EDayView *day_view, - gint day, - EDayViewEvent *event, - guint8 *grid, - guint16 *group_starts) -{ - gint start_row, end_row, free_col, col, row, group_start; - - start_row = event->start_minute / day_view->mins_per_row; - end_row = (event->end_minute - 1) / day_view->mins_per_row; - - event->num_columns = 0; - - /* If the event can't currently be seen, just return. */ - if (start_row >= day_view->rows || end_row < 0) - return; - - /* Make sure we don't go outside the visible times. */ - start_row = CLAMP (start_row, 0, day_view->rows - 1); - end_row = CLAMP (end_row, 0, day_view->rows - 1); - - /* Try each column until we find a free one. */ - for (col = 0; col < E_DAY_VIEW_MAX_COLUMNS; col++) { - free_col = col; - for (row = start_row; row <= end_row; row++) { - if (grid[row * E_DAY_VIEW_MAX_COLUMNS + col]) { - free_col = -1; - break; - } - } - - if (free_col != -1) - break; - } - - /* If we can't find space for the event, just return. */ - if (free_col == -1) - return; - - /* The event is assigned 1 col initially, but may be expanded later. */ - event->start_row_or_col = free_col; - event->num_columns = 1; - - /* Determine the start index of the group. */ - group_start = group_starts[start_row]; - - /* Increment number of events in each of the rows the event covers. - We use the cols_per_row array for this. It will be sorted out after - all the events have been layed out. Also make sure all the rows that - the event covers are in one group. */ - for (row = start_row; row <= end_row; row++) { - grid[row * E_DAY_VIEW_MAX_COLUMNS + free_col] = 1; - day_view->cols_per_row[day][row]++; - group_starts[row] = group_start; - } - - /* If any following rows should be in the same group, add them. */ - for (row = end_row + 1; row < day_view->rows; row++) { - if (group_starts[row] > end_row) - break; - group_starts[row] = group_start; - } -} - - -/* For each group of rows, find the max number of events in all the - rows, and set the number of cols in each of the rows to that. */ -static void -e_day_view_recalc_cols_per_row (EDayView *day_view, - gint day, - guint16 *group_starts) -{ - gint start_row = 0, row, next_start_row, max_events; - - while (start_row < day_view->rows) { - - max_events = 0; - for (row = start_row; row < day_view->rows && group_starts[row] == start_row; row++) - max_events = MAX (max_events, day_view->cols_per_row[day][row]); - - next_start_row = row; - - for (row = start_row; row < next_start_row; row++) - day_view->cols_per_row[day][row] = max_events; - - start_row = next_start_row; - } -} - - -/* Expands the event horizontally to fill any free space. */ -static void -e_day_view_expand_day_event (EDayView *day_view, - gint day, - EDayViewEvent *event, - guint8 *grid) -{ - gint start_row, end_row, col, row; - gboolean clashed; - - start_row = event->start_minute / day_view->mins_per_row; - end_row = (event->end_minute - 1) / day_view->mins_per_row; - - /* Try each column until we find a free one. */ - clashed = FALSE; - for (col = event->start_row_or_col + 1; col < day_view->cols_per_row[day][start_row]; col++) { - for (row = start_row; row <= end_row; row++) { - if (grid[row * E_DAY_VIEW_MAX_COLUMNS + col]) { - clashed = TRUE; - break; - } - } - - if (clashed) - break; - - event->num_columns++; - } -} - - -/* This creates or updates the sizes of the canvas items for one day of the - main canvas. */ -static void -e_day_view_reshape_day_events (EDayView *day_view, - gint day) -{ - gint event_num; - - for (event_num = 0; event_num < day_view->events[day]->len; - event_num++) { - e_day_view_reshape_day_event (day_view, day, event_num); - } -} - - -static void -e_day_view_reshape_day_event (EDayView *day_view, - gint day, - gint event_num) -{ - EDayViewEvent *event; - gint item_x, item_y, item_w, item_h; - gint num_icons, icons_offset; - CalComponent *comp; - - event = &g_array_index (day_view->events[day], EDayViewEvent, - event_num); - comp = event->comp; - - if (!e_day_view_get_event_position (day_view, day, event_num, - &item_x, &item_y, - &item_w, &item_h)) { - if (event->canvas_item) { - gtk_object_destroy (GTK_OBJECT (event->canvas_item)); - event->canvas_item = NULL; - } - } else { - /* Skip the border and padding. */ - item_x += E_DAY_VIEW_BAR_WIDTH + E_DAY_VIEW_EVENT_X_PAD; - item_w -= E_DAY_VIEW_BAR_WIDTH + E_DAY_VIEW_EVENT_X_PAD * 2; - item_y += E_DAY_VIEW_EVENT_BORDER_HEIGHT + E_DAY_VIEW_EVENT_Y_PAD; - item_h -= (E_DAY_VIEW_EVENT_BORDER_HEIGHT + E_DAY_VIEW_EVENT_Y_PAD) * 2; - - /* We don't show the icons while resizing, since we'd have to - draw them on top of the resize rect. */ - num_icons = 0; - if (day_view->resize_drag_pos == E_DAY_VIEW_POS_NONE - || day_view->resize_event_day != day - || day_view->resize_event_num != event_num) { - if (cal_component_has_alarms (comp)) - num_icons++; - if (cal_component_has_recurrences (comp)) - num_icons++; - } - - if (num_icons > 0) { - if (item_h >= (E_DAY_VIEW_ICON_HEIGHT + E_DAY_VIEW_ICON_Y_PAD) * num_icons) - icons_offset = E_DAY_VIEW_ICON_WIDTH + E_DAY_VIEW_ICON_X_PAD * 2; - else - icons_offset = (E_DAY_VIEW_ICON_WIDTH + E_DAY_VIEW_ICON_X_PAD) * num_icons + E_DAY_VIEW_ICON_X_PAD; - item_x += icons_offset; - item_w -= icons_offset; - } - - if (!event->canvas_item) { - event->canvas_item = - gnome_canvas_item_new (GNOME_CANVAS_GROUP (GNOME_CANVAS (day_view->main_canvas)->root), - e_text_get_type (), - "font_gdk", GTK_WIDGET (day_view)->style->font, - "anchor", GTK_ANCHOR_NW, - "line_wrap", TRUE, - "editable", TRUE, - "clip", TRUE, - "use_ellipsis", TRUE, - "draw_background", FALSE, - "fill_color_rgba", GNOME_CANVAS_COLOR(0, 0, 0), - NULL); - gtk_signal_connect (GTK_OBJECT (event->canvas_item), - "event", - GTK_SIGNAL_FUNC (e_day_view_on_text_item_event), - day_view); - e_day_view_update_event_label (day_view, day, - event_num); - } - - item_w = MAX (item_w, 0); - gnome_canvas_item_set (event->canvas_item, - "clip_width", (gdouble) item_w, - "clip_height", (gdouble) item_h, - NULL); - e_canvas_item_move_absolute(event->canvas_item, - item_x, item_y); - } -} - - -/* This creates or resizes the horizontal bars used to resize events in the - main canvas. */ -static void -e_day_view_reshape_main_canvas_resize_bars (EDayView *day_view) -{ - gint day, event_num; - gint item_x, item_y, item_w, item_h; - gdouble x, y, w, h; - - day = day_view->resize_bars_event_day; - event_num = day_view->resize_bars_event_num; - - /* If we're not editing an event, or the event is not shown, - hide the resize bars. */ - if (day != -1 && day == day_view->drag_event_day - && event_num == day_view->drag_event_num) { - gtk_object_get (GTK_OBJECT (day_view->drag_rect_item), - "x1", &x, - "y1", &y, - "x2", &w, - "y2", &h, - NULL); - w -= x; - x++; - h -= y; - } else if (day != -1 - && e_day_view_get_event_position (day_view, day, event_num, - &item_x, &item_y, - &item_w, &item_h)) { - x = item_x + E_DAY_VIEW_BAR_WIDTH; - y = item_y; - w = item_w - E_DAY_VIEW_BAR_WIDTH; - h = item_h; - } else { - gnome_canvas_item_hide (day_view->main_canvas_top_resize_bar_item); - gnome_canvas_item_hide (day_view->main_canvas_bottom_resize_bar_item); - return; - } - - gnome_canvas_item_set (day_view->main_canvas_top_resize_bar_item, - "x1", x - E_DAY_VIEW_BAR_WIDTH, - "y1", y - E_DAY_VIEW_BAR_HEIGHT, - "x2", x + w - 1, - "y2", y - 1, - NULL); - gnome_canvas_item_show (day_view->main_canvas_top_resize_bar_item); - - gnome_canvas_item_set (day_view->main_canvas_bottom_resize_bar_item, - "x1", x - E_DAY_VIEW_BAR_WIDTH, - "y1", y + h, - "x2", x + w - 1, - "y2", y + h + E_DAY_VIEW_BAR_HEIGHT - 1, - NULL); - gnome_canvas_item_show (day_view->main_canvas_bottom_resize_bar_item); -} - - -static void -e_day_view_ensure_events_sorted (EDayView *day_view) -{ - gint day; - - /* Sort the long events. */ - if (!day_view->long_events_sorted) { - qsort (day_view->long_events->data, - day_view->long_events->len, - sizeof (EDayViewEvent), - e_day_view_event_sort_func); - day_view->long_events_sorted = TRUE; - } - - /* Sort the events for each day. */ - for (day = 0; day < day_view->days_shown; day++) { - if (!day_view->events_sorted[day]) { - qsort (day_view->events[day]->data, - day_view->events[day]->len, - sizeof (EDayViewEvent), - e_day_view_event_sort_func); - day_view->events_sorted[day] = TRUE; - } - } -} - - -static gint -e_day_view_event_sort_func (const void *arg1, - const void *arg2) -{ - EDayViewEvent *event1, *event2; - - event1 = (EDayViewEvent*) arg1; - event2 = (EDayViewEvent*) arg2; - - if (event1->start < event2->start) - return -1; - if (event1->start > event2->start) - return 1; - - if (event1->end > event2->end) - return -1; - if (event1->end < event2->end) - return 1; - - return 0; -} - - -static gint -e_day_view_key_press (GtkWidget *widget, GdkEventKey *event) -{ - EDayView *day_view; - CalComponent *comp; - gint day, event_num; - gchar *initial_text; - guint keyval; - gboolean stop_emission; - time_t dtstart, dtend; - CalComponentDateTime dt; - struct icaltimetype itt; - const char *uid; - - g_return_val_if_fail (widget != NULL, FALSE); - g_return_val_if_fail (E_IS_DAY_VIEW (widget), FALSE); - g_return_val_if_fail (event != NULL, FALSE); - - day_view = E_DAY_VIEW (widget); - keyval = event->keyval; - - /* The Escape key aborts a resize operation. */ - if (day_view->resize_drag_pos != E_DAY_VIEW_POS_NONE) { - if (keyval == GDK_Escape) { - e_day_view_abort_resize (day_view, event->time); - } - return FALSE; - } - - /* Handle the cursor keys for moving & extending the selection. */ - stop_emission = TRUE; - if (event->state & GDK_SHIFT_MASK) { - switch (keyval) { - case GDK_Up: - e_day_view_cursor_key_up_shifted (day_view, event); - break; - case GDK_Down: - e_day_view_cursor_key_down_shifted (day_view, event); - break; - case GDK_Left: - e_day_view_cursor_key_left_shifted (day_view, event); - break; - case GDK_Right: - e_day_view_cursor_key_right_shifted (day_view, event); - break; - default: - stop_emission = FALSE; - break; - } - } else { - switch (keyval) { - case GDK_Up: - e_day_view_cursor_key_up (day_view, event); - break; - case GDK_Down: - e_day_view_cursor_key_down (day_view, event); - break; - case GDK_Left: - e_day_view_cursor_key_left (day_view, event); - break; - case GDK_Right: - e_day_view_cursor_key_right (day_view, event); - break; - case GDK_Page_Up: - e_day_view_scroll (day_view, E_DAY_VIEW_PAGE_STEP); - break; - case GDK_Page_Down: - e_day_view_scroll (day_view, -E_DAY_VIEW_PAGE_STEP); - break; - default: - stop_emission = FALSE; - break; - } - } - if (stop_emission) - return TRUE; - - if (day_view->selection_start_day == -1) - return FALSE; - - /* Check if there is room for a new event to be typed in. If there - isn't we don't want to add an event as we will then add a new - event for every key press. */ - if (!e_day_view_check_if_new_event_fits (day_view)) { - return FALSE; - } - - /* We only want to start an edit with a return key or a simple - character. */ - if (keyval == GDK_Return) { - initial_text = NULL; - } else if ((keyval < 0x20) - || (keyval > 0xFF) - || (event->length == 0) - || (event->state & (GDK_CONTROL_MASK | GDK_MOD1_MASK))) { - return FALSE; - } else { - initial_text = event->string; - } - - /* Add a new event covering the selected range */ - - comp = cal_component_new (); - cal_component_set_new_vtype (comp, CAL_COMPONENT_EVENT); - - e_day_view_get_selected_time_range (day_view, &dtstart, &dtend); - - dt.value = &itt; - dt.tzid = NULL; - - *dt.value = icaltime_from_timet (dtstart, FALSE); - cal_component_set_dtstart (comp, &dt); - - *dt.value = icaltime_from_timet (dtend, FALSE); - cal_component_set_dtend (comp, &dt); - - /* We add the event locally and start editing it. When we get the - "update_event" callback from the server, we basically ignore it. - If we were to wait for the "update_event" callback it wouldn't be - as responsive and we may lose a few keystrokes. */ - e_day_view_add_event (comp, dtstart, dtend, day_view); - e_day_view_check_layout (day_view); - gtk_widget_queue_draw (day_view->top_canvas); - gtk_widget_queue_draw (day_view->main_canvas); - - cal_component_get_uid (comp, &uid); - if (e_day_view_find_event_from_uid (day_view, uid, &day, &event_num)) { - e_day_view_start_editing_event (day_view, day, event_num, - initial_text); - } else { - g_warning ("Couldn't find event to start editing.\n"); - } - - gtk_object_unref (GTK_OBJECT (comp)); - - return TRUE; -} - - -static void -e_day_view_cursor_key_up_shifted (EDayView *day_view, GdkEventKey *event) -{ - gint *row; - - if (day_view->selection_in_top_canvas) - return; - - if (day_view->selection_drag_pos == E_DAY_VIEW_DRAG_START) - row = &day_view->selection_start_row; - else - row = &day_view->selection_end_row; - - if (*row == 0) - return; - - *row = *row - 1; - - e_day_view_ensure_rows_visible (day_view, *row, *row); - - e_day_view_normalize_selection (day_view); - - e_day_view_update_calendar_selection_time (day_view); - - /* FIXME: Optimise? */ - gtk_widget_queue_draw (day_view->top_canvas); - gtk_widget_queue_draw (day_view->main_canvas); -} - - -static void -e_day_view_cursor_key_down_shifted (EDayView *day_view, GdkEventKey *event) -{ - gint *row; - - if (day_view->selection_in_top_canvas) - return; - - if (day_view->selection_drag_pos == E_DAY_VIEW_DRAG_START) - row = &day_view->selection_start_row; - else - row = &day_view->selection_end_row; - - if (*row >= day_view->rows - 1) - return; - - *row = *row + 1; - - e_day_view_ensure_rows_visible (day_view, *row, *row); - - e_day_view_normalize_selection (day_view); - - e_day_view_update_calendar_selection_time (day_view); - - /* FIXME: Optimise? */ - gtk_widget_queue_draw (day_view->top_canvas); - gtk_widget_queue_draw (day_view->main_canvas); -} - - -static void -e_day_view_cursor_key_left_shifted (EDayView *day_view, GdkEventKey *event) -{ - gint *day; - - if (day_view->selection_drag_pos == E_DAY_VIEW_DRAG_START) - day = &day_view->selection_start_day; - else - day = &day_view->selection_end_day; - - if (*day == 0) - return; - - *day = *day - 1; - - e_day_view_normalize_selection (day_view); - - e_day_view_update_calendar_selection_time (day_view); - - /* FIXME: Optimise? */ - gtk_widget_queue_draw (day_view->top_canvas); - gtk_widget_queue_draw (day_view->main_canvas); -} - - -static void -e_day_view_cursor_key_right_shifted (EDayView *day_view, GdkEventKey *event) -{ - gint *day; - - if (day_view->selection_drag_pos == E_DAY_VIEW_DRAG_START) - day = &day_view->selection_start_day; - else - day = &day_view->selection_end_day; - - if (*day >= day_view->days_shown - 1) - return; - - *day = *day + 1; - - e_day_view_normalize_selection (day_view); - - e_day_view_update_calendar_selection_time (day_view); - - /* FIXME: Optimise? */ - gtk_widget_queue_draw (day_view->top_canvas); - gtk_widget_queue_draw (day_view->main_canvas); -} - - -static void -e_day_view_cursor_key_up (EDayView *day_view, GdkEventKey *event) -{ - if (day_view->selection_start_day == -1) { - day_view->selection_start_day = 0; - day_view->selection_start_row = 0; - } - day_view->selection_end_day = day_view->selection_start_day; - - if (day_view->selection_in_top_canvas) { - return; - } else if (day_view->selection_start_row == 0) { - day_view->selection_in_top_canvas = TRUE; - day_view->selection_start_row = -1; - } else { - day_view->selection_start_row--; - } - day_view->selection_end_row = day_view->selection_start_row; - - if (!day_view->selection_in_top_canvas) - e_day_view_ensure_rows_visible (day_view, - day_view->selection_start_row, - day_view->selection_end_row); - - e_day_view_update_calendar_selection_time (day_view); - - /* FIXME: Optimise? */ - gtk_widget_queue_draw (day_view->top_canvas); - gtk_widget_queue_draw (day_view->main_canvas); -} - - -static void -e_day_view_cursor_key_down (EDayView *day_view, GdkEventKey *event) -{ - if (day_view->selection_start_day == -1) { - day_view->selection_start_day = 0; - day_view->selection_start_row = 0; - } - day_view->selection_end_day = day_view->selection_start_day; - - if (day_view->selection_in_top_canvas) { - day_view->selection_in_top_canvas = FALSE; - day_view->selection_start_row = 0; - } else if (day_view->selection_start_row >= day_view->rows - 1) { - return; - } else { - day_view->selection_start_row++; - } - day_view->selection_end_row = day_view->selection_start_row; - - if (!day_view->selection_in_top_canvas) - e_day_view_ensure_rows_visible (day_view, - day_view->selection_start_row, - day_view->selection_end_row); - - e_day_view_update_calendar_selection_time (day_view); - - /* FIXME: Optimise? */ - gtk_widget_queue_draw (day_view->top_canvas); - gtk_widget_queue_draw (day_view->main_canvas); -} - - -static void -e_day_view_cursor_key_left (EDayView *day_view, GdkEventKey *event) -{ - if (day_view->selection_start_day == 0) { - if (day_view->calendar) - gnome_calendar_previous (day_view->calendar); - } else { - day_view->selection_start_day--; - day_view->selection_end_day--; - - e_day_view_update_calendar_selection_time (day_view); - - /* FIXME: Optimise? */ - gtk_widget_queue_draw (day_view->top_canvas); - gtk_widget_queue_draw (day_view->main_canvas); - } -} - - -static void -e_day_view_cursor_key_right (EDayView *day_view, GdkEventKey *event) -{ - if (day_view->selection_end_day == day_view->days_shown - 1) { - if (day_view->calendar) - gnome_calendar_next (day_view->calendar); - } else { - day_view->selection_start_day++; - day_view->selection_end_day++; - - e_day_view_update_calendar_selection_time (day_view); - - /* FIXME: Optimise? */ - gtk_widget_queue_draw (day_view->top_canvas); - gtk_widget_queue_draw (day_view->main_canvas); - } -} - - -/* Scrolls the main canvas up or down. The pages_to_scroll argument - is multiplied with the adjustment's page size and added to the adjustment's - value, while ensuring we stay within the bounds. A positive value will - scroll the canvas down and a negative value will scroll it up. */ -static void -e_day_view_scroll (EDayView *day_view, - gfloat pages_to_scroll) -{ - GtkAdjustment *adj = GTK_LAYOUT (day_view->main_canvas)->vadjustment; - gfloat new_value; - - new_value = adj->value - adj->page_size * pages_to_scroll; - new_value = CLAMP (new_value, adj->lower, adj->upper - adj->page_size); - gtk_adjustment_set_value (adj, new_value); -} - - -static gboolean -e_day_view_check_if_new_event_fits (EDayView *day_view) -{ - gint day, start_row, end_row, row; - - day = day_view->selection_start_day; - start_row = day_view->selection_start_row; - end_row = day_view->selection_end_row; - - /* Long events always fit, since we keep adding rows to the top - canvas. */ - if (day != day_view->selection_end_day) - return TRUE; - if (start_row == 0 && end_row == day_view->rows) - return TRUE; - - /* If any of the rows already have E_DAY_VIEW_MAX_COLUMNS columns, - return FALSE. */ - for (row = start_row; row <= end_row; row++) { - if (day_view->cols_per_row[day][row] >= E_DAY_VIEW_MAX_COLUMNS) - return FALSE; - } - - return TRUE; -} - - -static void -e_day_view_ensure_rows_visible (EDayView *day_view, - gint start_row, - gint end_row) -{ - GtkAdjustment *adj; - gfloat value, min_value, max_value; - - adj = GTK_LAYOUT (day_view->main_canvas)->vadjustment; - - value = adj->value; - - min_value = (end_row + 1) * day_view->row_height - adj->page_size; - if (value < min_value) - value = min_value; - - max_value = start_row * day_view->row_height; - if (value > max_value) - value = max_value; - - if (value != adj->value) { - adj->value = value; - gtk_adjustment_value_changed (adj); - } -} - - -static void -e_day_view_start_editing_event (EDayView *day_view, - gint day, - gint event_num, - gchar *initial_text) -{ - EDayViewEvent *event; - ETextEventProcessor *event_processor = NULL; - ETextEventProcessorCommand command; - -#if 0 - g_print ("In e_day_view_start_editing_event\n"); -#endif - - /* If we are already editing the event, just return. */ - if (day == day_view->editing_event_day - && event_num == day_view->editing_event_num) - return; - - if (day == E_DAY_VIEW_LONG_EVENT) { - event = &g_array_index (day_view->long_events, EDayViewEvent, - event_num); - } else { - event = &g_array_index (day_view->events[day], EDayViewEvent, - event_num); - } - - /* If the event is not shown, don't try to edit it. */ - if (!event->canvas_item) - return; - - /* We must grab the focus before setting the initial text, since - grabbing the focus will result in a call to - e_day_view_on_editing_started(), which will reset the text to get - rid of the start and end times. */ - e_canvas_item_grab_focus (event->canvas_item); - - if (initial_text) { - gnome_canvas_item_set (event->canvas_item, - "text", initial_text, - NULL); - } - - /* Try to move the cursor to the end of the text. */ - gtk_object_get (GTK_OBJECT (event->canvas_item), - "event_processor", &event_processor, - NULL); - if (event_processor) { - command.action = E_TEP_MOVE; - command.position = E_TEP_END_OF_BUFFER; - gtk_signal_emit_by_name (GTK_OBJECT (event_processor), - "command", &command); - } -} - - -/* This stops the current edit. If accept is TRUE the event summary is update, - else the edit is cancelled. */ -static void -e_day_view_stop_editing_event (EDayView *day_view) -{ - GtkWidget *toplevel; - - /* Check we are editing an event. */ - if (day_view->editing_event_day == -1) - return; - - /* Set focus to the toplevel so the item loses focus. */ - toplevel = gtk_widget_get_toplevel (GTK_WIDGET (day_view)); - if (toplevel && GTK_IS_WINDOW (toplevel)) - gtk_window_set_focus (GTK_WINDOW (toplevel), NULL); -} - - -static gboolean -e_day_view_on_text_item_event (GnomeCanvasItem *item, - GdkEvent *event, - EDayView *day_view) -{ - switch (event->type) { - case GDK_KEY_PRESS: - if (event && event->key.keyval == GDK_Return) { - /* We set the keyboard focus to the EDayView, so the - EText item loses it and stops the edit. */ - gtk_widget_grab_focus (GTK_WIDGET (day_view)); - - /* Stop the signal last or we will also stop any - other events getting to the EText item. */ - gtk_signal_emit_stop_by_name (GTK_OBJECT (item), - "event"); - return TRUE; - } - break; - case GDK_BUTTON_PRESS: - case GDK_BUTTON_RELEASE: - /* Only let the EText handle the event while editing. */ - if (!E_TEXT (item)->editing) - gtk_signal_emit_stop_by_name (GTK_OBJECT (item), - "event"); - break; - case GDK_FOCUS_CHANGE: - if (event->focus_change.in) - e_day_view_on_editing_started (day_view, item); - else - e_day_view_on_editing_stopped (day_view, item); - - return FALSE; - default: - break; - } - - return FALSE; -} - - -static void -e_day_view_on_editing_started (EDayView *day_view, - GnomeCanvasItem *item) -{ - gint day, event_num; - - if (!e_day_view_find_event_from_item (day_view, item, - &day, &event_num)) - return; - -#if 0 - g_print ("In e_day_view_on_editing_started Day:%i Event:%i\n", - day, event_num); -#endif - - /* FIXME: This is a temporary workaround for a bug which seems to stop - us getting focus_out signals. It is not a complete fix since if we - don't get focus_out signals we don't save the appointment text so - this may be lost. */ - if (day_view->editing_event_day == day - && day_view->editing_event_num == event_num) - return; - - day_view->editing_event_day = day; - day_view->editing_event_num = event_num; - - if (day == E_DAY_VIEW_LONG_EVENT) { - e_day_view_reshape_long_event (day_view, event_num); - } else { - day_view->resize_bars_event_day = day; - day_view->resize_bars_event_num = event_num; - e_day_view_update_event_label (day_view, day, event_num); - e_day_view_reshape_main_canvas_resize_bars (day_view); - } -} - - -static void -e_day_view_on_editing_stopped (EDayView *day_view, - GnomeCanvasItem *item) -{ - gint day, event_num; - gboolean editing_long_event = FALSE; - EDayViewEvent *event; - gchar *text = NULL; - CalComponentText summary; - - /* Note: the item we are passed here isn't reliable, so we just stop - the edit of whatever item was being edited. We also receive this - event twice for some reason. */ - day = day_view->editing_event_day; - event_num = day_view->editing_event_num; - -#if 0 - g_print ("In e_day_view_on_editing_stopped Day:%i Event:%i\n", - day, event_num); -#endif - - /* If no item is being edited, just return. */ - if (day == -1) - return; - - if (day == E_DAY_VIEW_LONG_EVENT) { - editing_long_event = TRUE; - event = &g_array_index (day_view->long_events, EDayViewEvent, - event_num); - } else { - event = &g_array_index (day_view->events[day], EDayViewEvent, - event_num); - - /* Hide the horizontal bars. */ - gnome_canvas_item_hide (day_view->main_canvas_top_resize_bar_item); - gnome_canvas_item_hide (day_view->main_canvas_bottom_resize_bar_item); - } - - /* Reset the edit fields. */ - day_view->editing_event_day = -1; - day_view->editing_event_num = -1; - - day_view->resize_bars_event_day = -1; - day_view->resize_bars_event_num = -1; - - gtk_object_get (GTK_OBJECT (event->canvas_item), - "text", &text, - NULL); - - /* Only update the summary if necessary. */ - cal_component_get_summary (event->comp, &summary); - if (text && summary.value && !strcmp (text, summary.value)) { - g_free (text); - - if (day == E_DAY_VIEW_LONG_EVENT) - e_day_view_reshape_long_event (day_view, event_num); - return; - } - - if (text) { - summary.value = text; - summary.altrep = NULL; - cal_component_set_summary (event->comp, &summary); - - g_free (text); - } else - cal_component_set_summary (event->comp, NULL); - - if (!cal_client_update_object (day_view->client, event->comp)) - g_message ("e_day_view_on_editing_stopped(): Could not update the object!"); -} - - -/* FIXME: It is possible that we may produce an invalid time due to daylight - saving times (i.e. when clocks go forward there is a range of time which - is not valid). I don't know the best way to handle daylight saving time. */ -static time_t -e_day_view_convert_grid_position_to_time (EDayView *day_view, - gint col, - gint row) -{ - struct tm *tmp_tm; - time_t val; - gint minutes; - - /* Calulate the number of minutes since the start of the day. */ - minutes = day_view->first_hour_shown * 60 - + day_view->first_minute_shown - + row * day_view->mins_per_row; - - /* A special case for midnight, where we can use the start of the - next day. */ - if (minutes == 60 * 24) - return day_view->day_starts[col + 1]; - - /* We convert the start of the day to a struct tm, then set the - hour and minute, then convert it back to a time_t. */ - tmp_tm = localtime (&day_view->day_starts[col]); - - tmp_tm->tm_hour = minutes / 60; - tmp_tm->tm_min = minutes % 60; - tmp_tm->tm_isdst = -1; - - val = mktime (tmp_tm); - return val; -} - - -static gboolean -e_day_view_convert_time_to_grid_position (EDayView *day_view, - time_t time, - gint *col, - gint *row) -{ - struct tm *tmp_tm; - gint day, minutes; - - *col = *row = 0; - - if (time < day_view->lower || time >= day_view->upper) - return FALSE; - - /* We can find the column easily using the day_starts array. */ - for (day = 1; day <= day_view->days_shown; day++) { - if (time < day_view->day_starts[day]) { - *col = day - 1; - break; - } - } - - /* To find the row we need to convert the time to a struct tm, - calculate the offset in minutes from the top of the display and - divide it by the mins per row setting. */ - tmp_tm = localtime (&time); - minutes = tmp_tm->tm_hour * 60 + tmp_tm->tm_min; - minutes -= day_view->first_hour_shown * 60 - + day_view->first_minute_shown; - - *row = minutes / day_view->mins_per_row; - - if (*row < 0 || *row >= day_view->rows) - return FALSE; - - return TRUE; -} - - -/* This starts or stops auto-scrolling when dragging a selection or resizing - an event. */ -void -e_day_view_check_auto_scroll (EDayView *day_view, - gint event_x, - gint event_y) -{ - day_view->last_mouse_x = event_x; - day_view->last_mouse_y = event_y; - - if (event_y < E_DAY_VIEW_AUTO_SCROLL_OFFSET) - e_day_view_start_auto_scroll (day_view, TRUE); - else if (event_y >= day_view->main_canvas->allocation.height - - E_DAY_VIEW_AUTO_SCROLL_OFFSET) - e_day_view_start_auto_scroll (day_view, FALSE); - else - e_day_view_stop_auto_scroll (day_view); -} - - -static void -e_day_view_start_auto_scroll (EDayView *day_view, - gboolean scroll_up) -{ - if (day_view->auto_scroll_timeout_id == 0) { - day_view->auto_scroll_timeout_id = g_timeout_add (E_DAY_VIEW_AUTO_SCROLL_TIMEOUT, e_day_view_auto_scroll_handler, day_view); - day_view->auto_scroll_delay = E_DAY_VIEW_AUTO_SCROLL_DELAY; - } - day_view->auto_scroll_up = scroll_up; -} - - -void -e_day_view_stop_auto_scroll (EDayView *day_view) -{ - if (day_view->auto_scroll_timeout_id != 0) { - gtk_timeout_remove (day_view->auto_scroll_timeout_id); - day_view->auto_scroll_timeout_id = 0; - } -} - - -static gboolean -e_day_view_auto_scroll_handler (gpointer data) -{ - EDayView *day_view; - EDayViewPosition pos; - gint scroll_x, scroll_y, new_scroll_y, canvas_x, canvas_y, row, day; - GtkAdjustment *adj; - - g_return_val_if_fail (E_IS_DAY_VIEW (data), FALSE); - - day_view = E_DAY_VIEW (data); - - GDK_THREADS_ENTER (); - - if (day_view->auto_scroll_delay > 0) { - day_view->auto_scroll_delay--; - GDK_THREADS_LEAVE (); - return TRUE; - } - - gnome_canvas_get_scroll_offsets (GNOME_CANVAS (day_view->main_canvas), - &scroll_x, &scroll_y); - - adj = GTK_LAYOUT (day_view->main_canvas)->vadjustment; - - if (day_view->auto_scroll_up) - new_scroll_y = MAX (scroll_y - adj->step_increment, 0); - else - new_scroll_y = MIN (scroll_y + adj->step_increment, - adj->upper - adj->page_size); - - if (new_scroll_y != scroll_y) { - /* NOTE: This reduces flicker, but only works if we don't use - canvas items which have X windows. */ - gtk_layout_freeze (GTK_LAYOUT (day_view->main_canvas)); - - gnome_canvas_scroll_to (GNOME_CANVAS (day_view->main_canvas), - scroll_x, new_scroll_y); - - gtk_layout_thaw (GTK_LAYOUT (day_view->main_canvas)); - } - - canvas_x = day_view->last_mouse_x + scroll_x; - canvas_y = day_view->last_mouse_y + new_scroll_y; - - /* The last_mouse_x position is set to -1 when we are selecting using - the time column. In this case we set canvas_x to 0 and we ignore - the resulting day. */ - if (day_view->last_mouse_x == -1) - canvas_x = 0; - - /* Update the selection/resize/drag if necessary. */ - pos = e_day_view_convert_position_in_main_canvas (day_view, - canvas_x, canvas_y, - &day, &row, NULL); - - if (day_view->last_mouse_x == -1) - day = -1; - - if (pos != E_DAY_VIEW_POS_OUTSIDE) { - if (day_view->selection_is_being_dragged) { - e_day_view_update_selection (day_view, day, row); - } else if (day_view->resize_drag_pos != E_DAY_VIEW_POS_NONE) { - e_day_view_update_resize (day_view, row); - } else if (day_view->drag_item->object.flags - & GNOME_CANVAS_ITEM_VISIBLE) { - e_day_view_update_main_canvas_drag (day_view, row, - day); - } - } - - GDK_THREADS_LEAVE (); - return TRUE; -} - - -gboolean -e_day_view_get_event_position (EDayView *day_view, - gint day, - gint event_num, - gint *item_x, - gint *item_y, - gint *item_w, - gint *item_h) -{ - EDayViewEvent *event; - gint start_row, end_row, cols_in_row, start_col, num_columns; - - event = &g_array_index (day_view->events[day], EDayViewEvent, - event_num); - - /* If the event is flagged as not displayed, return FALSE. */ - if (event->num_columns == 0) - return FALSE; - - start_row = event->start_minute / day_view->mins_per_row; - end_row = (event->end_minute - 1) / day_view->mins_per_row; - cols_in_row = day_view->cols_per_row[day][start_row]; - start_col = event->start_row_or_col; - num_columns = event->num_columns; - - if (cols_in_row == 0) - return FALSE; - - /* If the event is being resize, use the resize position. */ - if (day_view->resize_drag_pos != E_DAY_VIEW_POS_NONE - && day_view->resize_event_day == day - && day_view->resize_event_num == event_num) { - if (day_view->resize_drag_pos == E_DAY_VIEW_POS_TOP_EDGE) - start_row = day_view->resize_start_row; - else if (day_view->resize_drag_pos == E_DAY_VIEW_POS_BOTTOM_EDGE) - end_row = day_view->resize_end_row; - } - - - *item_x = day_view->day_offsets[day] - + day_view->day_widths[day] * start_col / cols_in_row; - *item_w = day_view->day_widths[day] * num_columns / cols_in_row - - E_DAY_VIEW_GAP_WIDTH; - *item_w = MAX (*item_w, 0); - *item_y = start_row * day_view->row_height; -#if 0 - *item_h = (end_row - start_row + 1) * day_view->row_height; -#else - /* This makes the event end on the grid line of the next row, - which maybe looks nicer if you have 2 events on consecutive rows. */ - *item_h = (end_row - start_row + 1) * day_view->row_height + 1; -#endif - return TRUE; -} - - -gboolean -e_day_view_get_long_event_position (EDayView *day_view, - gint event_num, - gint *start_day, - gint *end_day, - gint *item_x, - gint *item_y, - gint *item_w, - gint *item_h) -{ - EDayViewEvent *event; - - event = &g_array_index (day_view->long_events, EDayViewEvent, - event_num); - - /* If the event is flagged as not displayed, return FALSE. */ - if (event->num_columns == 0) - return FALSE; - - if (!e_day_view_find_long_event_days (day_view, event, - start_day, end_day)) - return FALSE; - - /* If the event is being resize, use the resize position. */ - if (day_view->resize_drag_pos != E_DAY_VIEW_POS_NONE - && day_view->resize_event_day == E_DAY_VIEW_LONG_EVENT - && day_view->resize_event_num == event_num) { - if (day_view->resize_drag_pos == E_DAY_VIEW_POS_LEFT_EDGE) - *start_day = day_view->resize_start_row; - else if (day_view->resize_drag_pos == E_DAY_VIEW_POS_RIGHT_EDGE) - *end_day = day_view->resize_end_row; - } - - *item_x = day_view->day_offsets[*start_day] + E_DAY_VIEW_BAR_WIDTH; - *item_w = day_view->day_offsets[*end_day + 1] - *item_x - - E_DAY_VIEW_GAP_WIDTH; - *item_w = MAX (*item_w, 0); - *item_y = (event->start_row_or_col + 1) * day_view->top_row_height; - *item_h = day_view->top_row_height - E_DAY_VIEW_TOP_CANVAS_Y_GAP; - return TRUE; -} - - -/* Converts a position within the entire top canvas to a day & event and - a place within the event if appropriate. If event_num_return is NULL, it - simply returns the grid position without trying to find the event. */ -static EDayViewPosition -e_day_view_convert_position_in_top_canvas (EDayView *day_view, - gint x, - gint y, - gint *day_return, - gint *event_num_return) -{ - EDayViewEvent *event; - gint day, row, col; - gint event_num, start_day, end_day, item_x, item_y, item_w, item_h; - - *day_return = -1; - if (event_num_return) - *event_num_return = -1; - - if (x < 0 || y < 0) - return E_DAY_VIEW_POS_OUTSIDE; - - row = y / day_view->top_row_height - 1; - - day = -1; - for (col = 1; col <= day_view->days_shown; col++) { - if (x < day_view->day_offsets[col]) { - day = col - 1; - break; - } - } - if (day == -1) - return E_DAY_VIEW_POS_OUTSIDE; - - *day_return = day; - - /* If only the grid position is wanted, return. */ - if (event_num_return == NULL) - return E_DAY_VIEW_POS_NONE; - - for (event_num = 0; event_num < day_view->long_events->len; - event_num++) { - event = &g_array_index (day_view->long_events, EDayViewEvent, - event_num); - - if (event->start_row_or_col != row) - continue; - - if (!e_day_view_get_long_event_position (day_view, event_num, - &start_day, &end_day, - &item_x, &item_y, - &item_w, &item_h)) - continue; - - if (x < item_x) - continue; - - if (x >= item_x + item_w) - continue; - - *event_num_return = event_num; - - if (x < item_x + E_DAY_VIEW_LONG_EVENT_BORDER_WIDTH - + E_DAY_VIEW_LONG_EVENT_X_PAD) - return E_DAY_VIEW_POS_LEFT_EDGE; - - if (x >= item_x + item_w - E_DAY_VIEW_LONG_EVENT_BORDER_WIDTH - - E_DAY_VIEW_LONG_EVENT_X_PAD) - return E_DAY_VIEW_POS_RIGHT_EDGE; - - return E_DAY_VIEW_POS_EVENT; - } - - return E_DAY_VIEW_POS_NONE; -} - - -/* Converts a position within the entire main canvas to a day, row, event and - a place within the event if appropriate. If event_num_return is NULL, it - simply returns the grid position without trying to find the event. */ -static EDayViewPosition -e_day_view_convert_position_in_main_canvas (EDayView *day_view, - gint x, - gint y, - gint *day_return, - gint *row_return, - gint *event_num_return) -{ - gint day, row, col, event_num; - gint item_x, item_y, item_w, item_h; - - *day_return = -1; - *row_return = -1; - if (event_num_return) - *event_num_return = -1; - - /* Check the position is inside the canvas, and determine the day - and row. */ - if (x < 0 || y < 0) - return E_DAY_VIEW_POS_OUTSIDE; - - row = y / day_view->row_height; - if (row >= day_view->rows) - return E_DAY_VIEW_POS_OUTSIDE; - - day = -1; - for (col = 1; col <= day_view->days_shown; col++) { - if (x < day_view->day_offsets[col]) { - day = col - 1; - break; - } - } - if (day == -1) - return E_DAY_VIEW_POS_OUTSIDE; - - *day_return = day; - *row_return = row; - - /* If only the grid position is wanted, return. */ - if (event_num_return == NULL) - return E_DAY_VIEW_POS_NONE; - - /* Check the selected item first, since the horizontal resizing bars - may be above other events. */ - if (day_view->resize_bars_event_day == day) { - if (e_day_view_get_event_position (day_view, day, - day_view->resize_bars_event_num, - &item_x, &item_y, - &item_w, &item_h)) { - if (x >= item_x && x < item_x + item_w) { - *event_num_return = day_view->resize_bars_event_num; - if (y >= item_y - E_DAY_VIEW_BAR_HEIGHT - && y < item_y + E_DAY_VIEW_EVENT_BORDER_HEIGHT) - return E_DAY_VIEW_POS_TOP_EDGE; - if (y >= item_y + item_h - E_DAY_VIEW_EVENT_BORDER_HEIGHT - && y < item_y + item_h + E_DAY_VIEW_BAR_HEIGHT) - return E_DAY_VIEW_POS_BOTTOM_EDGE; - } - } - } - - /* Try to find the event at the found position. */ - *event_num_return = -1; - for (event_num = 0; event_num < day_view->events[day]->len; - event_num++) { - if (!e_day_view_get_event_position (day_view, day, event_num, - &item_x, &item_y, - &item_w, &item_h)) - continue; - - if (x < item_x || x >= item_x + item_w - || y < item_y || y >= item_y + item_h) - continue; - - *event_num_return = event_num; - - if (x < item_x + E_DAY_VIEW_BAR_WIDTH) - return E_DAY_VIEW_POS_LEFT_EDGE; - - if (y < item_y + E_DAY_VIEW_EVENT_BORDER_HEIGHT - + E_DAY_VIEW_EVENT_Y_PAD) - return E_DAY_VIEW_POS_TOP_EDGE; - - if (y >= item_y + item_h - E_DAY_VIEW_EVENT_BORDER_HEIGHT - - E_DAY_VIEW_EVENT_Y_PAD) - return E_DAY_VIEW_POS_BOTTOM_EDGE; - - return E_DAY_VIEW_POS_EVENT; - } - - return E_DAY_VIEW_POS_NONE; -} - - -static gint -e_day_view_on_top_canvas_drag_motion (GtkWidget *widget, - GdkDragContext *context, - gint x, - gint y, - guint time, - EDayView *day_view) -{ - gint scroll_x, scroll_y; - - gnome_canvas_get_scroll_offsets (GNOME_CANVAS (widget), - &scroll_x, &scroll_y); - day_view->drag_event_x = x + scroll_x; - day_view->drag_event_y = y + scroll_y; - - e_day_view_reshape_top_canvas_drag_item (day_view); - - return TRUE; -} - - -static void -e_day_view_reshape_top_canvas_drag_item (EDayView *day_view) -{ - EDayViewPosition pos; - gint x, y, day; - - /* Calculate the day & start row of the event being dragged, using - the current mouse position. */ - x = day_view->drag_event_x; - y = day_view->drag_event_y; - pos = e_day_view_convert_position_in_top_canvas (day_view, x, y, - &day, NULL); - /* This shouldn't really happen in a drag. */ - if (pos == E_DAY_VIEW_POS_OUTSIDE) - return; - - if (day_view->drag_event_day == E_DAY_VIEW_LONG_EVENT) - day -= day_view->drag_event_offset; - day = MAX (day, 0); - - e_day_view_update_top_canvas_drag (day_view, day); -} - - -static void -e_day_view_update_top_canvas_drag (EDayView *day_view, - gint day) -{ - EDayViewEvent *event = NULL; - gint row, num_days, start_day, end_day; - gdouble item_x, item_y, item_w, item_h; - GdkFont *font; - gchar *text; - - - /* Calculate the event's position. If the event is in the same - position we started in, we use the same columns. */ - row = day_view->rows_in_top_display + 1; - num_days = 1; - - if (day_view->drag_event_day == E_DAY_VIEW_LONG_EVENT) { - event = &g_array_index (day_view->long_events, EDayViewEvent, - day_view->drag_event_num); - row = event->start_row_or_col + 1; - - if (!e_day_view_find_long_event_days (day_view, event, - &start_day, &end_day)) - return; - - num_days = end_day - start_day + 1; - - /* Make sure we don't go off the screen. */ - day = MIN (day, day_view->days_shown - num_days); - - } else if (day_view->drag_event_day != -1) { - event = &g_array_index (day_view->events[day_view->drag_event_day], - EDayViewEvent, - day_view->drag_event_num); - } - - /* If the position hasn't changed, just return. */ - if (day_view->drag_last_day == day - && (day_view->drag_long_event_item->object.flags - & GNOME_CANVAS_ITEM_VISIBLE)) - return; - - day_view->drag_last_day = day; - - - item_x = day_view->day_offsets[day] + E_DAY_VIEW_BAR_WIDTH; - item_w = day_view->day_offsets[day + num_days] - item_x - - E_DAY_VIEW_GAP_WIDTH; - item_y = row * day_view->top_row_height; - item_h = day_view->top_row_height - E_DAY_VIEW_TOP_CANVAS_Y_GAP; - - - /* Set the positions of the event & associated items. */ - gnome_canvas_item_set (day_view->drag_long_event_rect_item, - "x1", item_x, - "y1", item_y, - "x2", item_x + item_w - 1, - "y2", item_y + item_h - 1, - NULL); - - font = GTK_WIDGET (day_view)->style->font; - gnome_canvas_item_set (day_view->drag_long_event_item, - "font_gdk", font, - "clip_width", item_w - (E_DAY_VIEW_LONG_EVENT_BORDER_WIDTH + E_DAY_VIEW_LONG_EVENT_X_PAD) * 2, - "clip_height", item_h - (E_DAY_VIEW_LONG_EVENT_BORDER_HEIGHT + E_DAY_VIEW_LONG_EVENT_Y_PAD) * 2, - NULL); - e_canvas_item_move_absolute (day_view->drag_long_event_item, - item_x + E_DAY_VIEW_LONG_EVENT_BORDER_WIDTH + E_DAY_VIEW_LONG_EVENT_X_PAD, - item_y + E_DAY_VIEW_LONG_EVENT_BORDER_HEIGHT + E_DAY_VIEW_LONG_EVENT_Y_PAD); - - if (!(day_view->drag_long_event_rect_item->object.flags & GNOME_CANVAS_ITEM_VISIBLE)) { - gnome_canvas_item_raise_to_top (day_view->drag_long_event_rect_item); - gnome_canvas_item_show (day_view->drag_long_event_rect_item); - } - - /* Set the text, if necessary. We don't want to set the text every - time it moves, so we check if it is currently invisible and only - set the text then. */ - if (!(day_view->drag_long_event_item->object.flags - & GNOME_CANVAS_ITEM_VISIBLE)) { - CalComponentText summary; - - cal_component_get_summary (event->comp, &summary); - if (event) { - cal_component_get_summary (event->comp, &summary); - text = g_strdup (summary.value); - } else { - text = NULL; - } - - gnome_canvas_item_set (day_view->drag_long_event_item, - "text", text ? text : "", - NULL); - gnome_canvas_item_raise_to_top (day_view->drag_long_event_item); - gnome_canvas_item_show (day_view->drag_long_event_item); - - g_free (text); - } -} - - -static gint -e_day_view_on_main_canvas_drag_motion (GtkWidget *widget, - GdkDragContext *context, - gint x, - gint y, - guint time, - EDayView *day_view) -{ - gint scroll_x, scroll_y; - - gnome_canvas_get_scroll_offsets (GNOME_CANVAS (widget), - &scroll_x, &scroll_y); - day_view->drag_event_x = x + scroll_x; - day_view->drag_event_y = y + scroll_y; - - e_day_view_reshape_main_canvas_drag_item (day_view); - e_day_view_reshape_main_canvas_resize_bars (day_view); - - e_day_view_check_auto_scroll (day_view, x, y); - - return TRUE; -} - - -static void -e_day_view_reshape_main_canvas_drag_item (EDayView *day_view) -{ - EDayViewPosition pos; - gint x, y, day, row; - - /* Calculate the day & start row of the event being dragged, using - the current mouse position. */ - x = day_view->drag_event_x; - y = day_view->drag_event_y; - pos = e_day_view_convert_position_in_main_canvas (day_view, x, y, - &day, &row, NULL); - /* This shouldn't really happen in a drag. */ - if (pos == E_DAY_VIEW_POS_OUTSIDE) - return; - - if (day_view->drag_event_day != -1 - && day_view->drag_event_day != E_DAY_VIEW_LONG_EVENT) - row -= day_view->drag_event_offset; - row = MAX (row, 0); - - e_day_view_update_main_canvas_drag (day_view, row, day); -} - - -static void -e_day_view_update_main_canvas_drag (EDayView *day_view, - gint row, - gint day) -{ - EDayViewEvent *event = NULL; - gint cols_in_row, start_col, num_columns, num_rows, start_row, end_row; - gdouble item_x, item_y, item_w, item_h; - GdkFont *font; - gchar *text; - - /* If the position hasn't changed, just return. */ - if (day_view->drag_last_day == day - && day_view->drag_last_row == row - && (day_view->drag_item->object.flags & GNOME_CANVAS_ITEM_VISIBLE)) - return; - - day_view->drag_last_day = day; - day_view->drag_last_row = row; - - /* Calculate the event's position. If the event is in the same - position we started in, we use the same columns. */ - cols_in_row = 1; - start_row = 0; - start_col = 0; - num_columns = 1; - num_rows = 1; - - if (day_view->drag_event_day == E_DAY_VIEW_LONG_EVENT) { - event = &g_array_index (day_view->long_events, EDayViewEvent, - day_view->drag_event_num); - } else if (day_view->drag_event_day != -1) { - event = &g_array_index (day_view->events[day_view->drag_event_day], - EDayViewEvent, - day_view->drag_event_num); - start_row = event->start_minute / day_view->mins_per_row; - end_row = (event->end_minute - 1) / day_view->mins_per_row; - num_rows = end_row - start_row + 1; - } - - if (day_view->drag_event_day == day && start_row == row) { - cols_in_row = day_view->cols_per_row[day][row]; - start_col = event->start_row_or_col; - num_columns = event->num_columns; - } - - item_x = day_view->day_offsets[day] - + day_view->day_widths[day] * start_col / cols_in_row; - item_w = day_view->day_widths[day] * num_columns / cols_in_row - - E_DAY_VIEW_GAP_WIDTH; - item_y = row * day_view->row_height; - item_h = num_rows * day_view->row_height; - - /* Set the positions of the event & associated items. */ - gnome_canvas_item_set (day_view->drag_rect_item, - "x1", item_x + E_DAY_VIEW_BAR_WIDTH - 1, - "y1", item_y, - "x2", item_x + item_w - 1, - "y2", item_y + item_h - 1, - NULL); - - gnome_canvas_item_set (day_view->drag_bar_item, - "x1", item_x, - "y1", item_y, - "x2", item_x + E_DAY_VIEW_BAR_WIDTH - 1, - "y2", item_y + item_h - 1, - NULL); - - font = GTK_WIDGET (day_view)->style->font; - gnome_canvas_item_set (day_view->drag_item, - "font_gdk", font, - "clip_width", item_w - E_DAY_VIEW_BAR_WIDTH - E_DAY_VIEW_EVENT_X_PAD * 2, - "clip_height", item_h - (E_DAY_VIEW_EVENT_BORDER_HEIGHT + E_DAY_VIEW_EVENT_Y_PAD) * 2, - NULL); - e_canvas_item_move_absolute (day_view->drag_item, - item_x + E_DAY_VIEW_BAR_WIDTH + E_DAY_VIEW_EVENT_X_PAD, - item_y + E_DAY_VIEW_EVENT_BORDER_HEIGHT + E_DAY_VIEW_EVENT_Y_PAD); - - if (!(day_view->drag_bar_item->object.flags & GNOME_CANVAS_ITEM_VISIBLE)) { - gnome_canvas_item_raise_to_top (day_view->drag_bar_item); - gnome_canvas_item_show (day_view->drag_bar_item); - } - - if (!(day_view->drag_rect_item->object.flags & GNOME_CANVAS_ITEM_VISIBLE)) { - gnome_canvas_item_raise_to_top (day_view->drag_rect_item); - gnome_canvas_item_show (day_view->drag_rect_item); - } - - /* Set the text, if necessary. We don't want to set the text every - time it moves, so we check if it is currently invisible and only - set the text then. */ - if (!(day_view->drag_item->object.flags & GNOME_CANVAS_ITEM_VISIBLE)) { - CalComponentText summary; - - if (event) { - cal_component_get_summary (event->comp, &summary); - text = g_strdup (summary.value); - } else { - text = NULL; - } - - gnome_canvas_item_set (day_view->drag_item, - "text", text ? text : "", - NULL); - gnome_canvas_item_raise_to_top (day_view->drag_item); - gnome_canvas_item_show (day_view->drag_item); - - g_free (text); - } -} - - -static void -e_day_view_on_top_canvas_drag_leave (GtkWidget *widget, - GdkDragContext *context, - guint time, - EDayView *day_view) -{ - day_view->drag_last_day = -1; - - gnome_canvas_item_hide (day_view->drag_long_event_rect_item); - gnome_canvas_item_hide (day_view->drag_long_event_item); -} - - -static void -e_day_view_on_main_canvas_drag_leave (GtkWidget *widget, - GdkDragContext *context, - guint time, - EDayView *day_view) -{ - day_view->drag_last_day = -1; - - e_day_view_stop_auto_scroll (day_view); - - gnome_canvas_item_hide (day_view->drag_rect_item); - gnome_canvas_item_hide (day_view->drag_bar_item); - gnome_canvas_item_hide (day_view->drag_item); - - /* Hide the resize bars if they are being used in the drag. */ - if (day_view->drag_event_day == day_view->resize_bars_event_day - && day_view->drag_event_num == day_view->resize_bars_event_num) { - gnome_canvas_item_hide (day_view->main_canvas_top_resize_bar_item); - gnome_canvas_item_hide (day_view->main_canvas_bottom_resize_bar_item); - } -} - - -static void -e_day_view_on_drag_begin (GtkWidget *widget, - GdkDragContext *context, - EDayView *day_view) -{ - EDayViewEvent *event; - gint day, event_num; - - day = day_view->drag_event_day; - event_num = day_view->drag_event_num; - - /* These should both be set. */ - g_return_if_fail (day != -1); - g_return_if_fail (event_num != -1); - - if (day == E_DAY_VIEW_LONG_EVENT) - event = &g_array_index (day_view->long_events, EDayViewEvent, - event_num); - else - event = &g_array_index (day_view->events[day], EDayViewEvent, - event_num); - - /* Hide the text item, since it will be shown in the special drag - items. */ - gnome_canvas_item_hide (event->canvas_item); -} - - -static void -e_day_view_on_drag_end (GtkWidget *widget, - GdkDragContext *context, - EDayView *day_view) -{ - EDayViewEvent *event; - gint day, event_num; - - day = day_view->drag_event_day; - event_num = day_view->drag_event_num; - - /* If the calendar has already been updated in drag_data_received() - we just return. */ - if (day == -1 || event_num == -1) - return; - - if (day == E_DAY_VIEW_LONG_EVENT) { - event = &g_array_index (day_view->long_events, EDayViewEvent, - event_num); - gtk_widget_queue_draw (day_view->top_canvas); - } else { - event = &g_array_index (day_view->events[day], EDayViewEvent, - event_num); - gtk_widget_queue_draw (day_view->main_canvas); - } - - /* Show the text item again. */ - gnome_canvas_item_show (event->canvas_item); - - day_view->drag_event_day = -1; - day_view->drag_event_num = -1; -} - - -static void -e_day_view_on_drag_data_get (GtkWidget *widget, - GdkDragContext *context, - GtkSelectionData *selection_data, - guint info, - guint time, - EDayView *day_view) -{ - EDayViewEvent *event; - gint day, event_num; - const char *event_uid; - - day = day_view->drag_event_day; - event_num = day_view->drag_event_num; - - /* These should both be set. */ - g_return_if_fail (day != -1); - g_return_if_fail (event_num != -1); - - if (day == E_DAY_VIEW_LONG_EVENT) - event = &g_array_index (day_view->long_events, - EDayViewEvent, event_num); - else - event = &g_array_index (day_view->events[day], - EDayViewEvent, event_num); - - - cal_component_get_uid (event->comp, &event_uid); - - g_return_if_fail (event_uid != NULL); - - if (info == TARGET_CALENDAR_EVENT) { - gtk_selection_data_set (selection_data, selection_data->target, - 8, event_uid, strlen (event_uid)); - } -} - - -static void -e_day_view_on_top_canvas_drag_data_received (GtkWidget *widget, - GdkDragContext *context, - gint x, - gint y, - GtkSelectionData *data, - guint info, - guint time, - EDayView *day_view) -{ - EDayViewEvent *event=NULL; - EDayViewPosition pos; - gint day, start_day, end_day, num_days; - gint start_offset, end_offset; - gchar *event_uid; - CalComponent *comp; - CalComponentDateTime date; - struct icaltimetype itt; - time_t dt; - - if ((data->length >= 0) && (data->format == 8)) { - pos = e_day_view_convert_position_in_top_canvas (day_view, - x, y, &day, - NULL); - if (pos != E_DAY_VIEW_POS_OUTSIDE) { - const char *uid; - num_days = 1; - start_offset = 0; - end_offset = -1; - - if (day_view->drag_event_day == E_DAY_VIEW_LONG_EVENT) { - event = &g_array_index (day_view->long_events, EDayViewEvent, - day_view->drag_event_num); - day -= day_view->drag_event_offset; - day = MAX (day, 0); - - e_day_view_find_long_event_days (day_view, - event, - &start_day, - &end_day); - num_days = end_day - start_day + 1; - /* Make sure we don't go off the screen. */ - day = MIN (day, day_view->days_shown - num_days); - - start_offset = event->start_minute; - end_offset = event->end_minute; - } else if (day_view->drag_event_day != -1) { - event = &g_array_index (day_view->events[day_view->drag_event_day], - EDayViewEvent, - day_view->drag_event_num); - } - - event_uid = data->data; - - cal_component_get_uid (event->comp, &uid); - - if (!event_uid || !uid || strcmp (event_uid, uid)) - g_warning ("Unexpected event UID"); - - /* We use a temporary shallow of the comp since we - don't want to change the original comp here. - Otherwise we would not detect that the event's time - had changed in the "update_event" callback. */ - - comp = cal_component_clone (event->comp); - - date.value = &itt; - date.tzid = NULL; - - dt = day_view->day_starts[day] + start_offset * 60; - *date.value = icaltime_from_timet (dt, FALSE); - cal_component_set_dtstart (comp, &date); - if (end_offset == -1 || end_offset == 0) - dt = day_view->day_starts[day + num_days]; - else - dt = day_view->day_starts[day + num_days - 1] + end_offset * 60; - *date.value = icaltime_from_timet (dt, FALSE); - cal_component_set_dtend (comp, &date); - - gtk_drag_finish (context, TRUE, TRUE, time); - - /* Reset this since it will be invalid. */ - day_view->drag_event_day = -1; - - /* Show the text item again, just in case it hasn't - moved. If we don't do this it may not appear. */ - if (event->canvas_item) - gnome_canvas_item_show (event->canvas_item); - - if (!cal_client_update_object (day_view->client, comp)) - g_message ("e_day_view_on_top_canvas_drag_data_received(): Could " - "not update the object!"); - - gtk_object_unref (GTK_OBJECT (comp)); - - return; - } - } - - gtk_drag_finish (context, FALSE, FALSE, time); -} - - -static void -e_day_view_on_main_canvas_drag_data_received (GtkWidget *widget, - GdkDragContext *context, - gint x, - gint y, - GtkSelectionData *data, - guint info, - guint time, - EDayView *day_view) -{ - EDayViewEvent *event = NULL; - EDayViewPosition pos; - gint day, row, start_row, end_row, num_rows, scroll_x, scroll_y; - gint start_offset, end_offset; - gchar *event_uid; - CalComponent *comp; - CalComponentDateTime date; - struct icaltimetype itt; - time_t dt; - - gnome_canvas_get_scroll_offsets (GNOME_CANVAS (widget), - &scroll_x, &scroll_y); - x += scroll_x; - y += scroll_y; - - if ((data->length >= 0) && (data->format == 8)) { - pos = e_day_view_convert_position_in_main_canvas (day_view, - x, y, &day, - &row, NULL); - if (pos != E_DAY_VIEW_POS_OUTSIDE) { - const char *uid; - num_rows = 1; - start_offset = 0; - end_offset = 0; - - if (day_view->drag_event_day == E_DAY_VIEW_LONG_EVENT) { - event = &g_array_index (day_view->long_events, EDayViewEvent, - day_view->drag_event_num); - } else if (day_view->drag_event_day != -1) { - event = &g_array_index (day_view->events[day_view->drag_event_day], - EDayViewEvent, - day_view->drag_event_num); - row -= day_view->drag_event_offset; - - /* Calculate time offset from start row. */ - start_row = event->start_minute / day_view->mins_per_row; - end_row = (event->end_minute - 1) / day_view->mins_per_row; - num_rows = end_row - start_row + 1; - - start_offset = event->start_minute % day_view->mins_per_row; - end_offset = event->end_minute % day_view->mins_per_row; - if (end_offset != 0) - end_offset = day_view->mins_per_row - end_offset; - } - - event_uid = data->data; - - cal_component_get_uid (event->comp, &uid); - if (!event_uid || !uid || strcmp (event_uid, uid)) - g_warning ("Unexpected event UID"); - - /* We use a temporary shallow copy of comp since we - don't want to change the original comp here. - Otherwise we would not detect that the event's time - had changed in the "update_event" callback. */ - comp = cal_component_clone (event->comp); - - date.value = &itt; - date.tzid = NULL; - - dt = e_day_view_convert_grid_position_to_time (day_view, day, row) + start_offset * 60; - *date.value = icaltime_from_timet (dt, FALSE); - cal_component_set_dtstart (comp, &date); - dt = e_day_view_convert_grid_position_to_time (day_view, day, row + num_rows) - end_offset * 60; - *date.value = icaltime_from_timet (dt, FALSE); - cal_component_set_dtend (comp, &date); - - gtk_drag_finish (context, TRUE, TRUE, time); - - /* Reset this since it will be invalid. */ - day_view->drag_event_day = -1; - - /* Show the text item again, just in case it hasn't - moved. If we don't do this it may not appear. */ - if (event->canvas_item) - gnome_canvas_item_show (event->canvas_item); - - if (!cal_client_update_object (day_view->client, comp)) - g_message ("e_day_view_on_main_canvas_drag_data_received(): " - "Could not update the object!"); - - gtk_object_unref (GTK_OBJECT (comp)); - - return; - } - } - - gtk_drag_finish (context, FALSE, FALSE, time); -} - - -/* Converts an hour from 0-23 to the preferred time format, and returns the - suffix to add and the width of it in the normal font. */ -void -e_day_view_convert_time_to_display (EDayView *day_view, - gint hour, - gint *display_hour, - gchar **suffix, - gint *suffix_width) -{ - /* Calculate the actual hour number to display. For 12-hour - format we convert 0-23 to 12-11am/12-11pm. */ - *display_hour = hour; - if (day_view->use_24_hour_format) { - *suffix = ""; - *suffix_width = 0; - } else { - if (hour < 12) { - *suffix = day_view->am_string; - *suffix_width = day_view->am_string_width; - } else { - *display_hour -= 12; - *suffix = day_view->pm_string; - *suffix_width = day_view->pm_string_width; - } - - /* 12-hour uses 12:00 rather than 0:00. */ - if (*display_hour == 0) - *display_hour = 12; - } -} - - -gint -e_day_view_get_time_string_width (EDayView *day_view) -{ - gint time_width; - - time_width = day_view->digit_width * 4 + day_view->colon_width; - - if (!day_view->use_24_hour_format) - time_width += MAX (day_view->am_string_width, - day_view->pm_string_width); - - return time_width; -} |