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-rw-r--r--calendar/gui/e-week-view.c2663
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diff --git a/calendar/gui/e-week-view.c b/calendar/gui/e-week-view.c
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index 83eb6e5608..0000000000
--- a/calendar/gui/e-week-view.c
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-/* -*- 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
- */
-
-/*
- * EWeekView - displays the Week & Month views of the calendar.
- */
-
-#include <config.h>
-#include <math.h>
-#include <gnome.h>
-#include "e-week-view.h"
-#include "e-week-view-event-item.h"
-#include "e-week-view-main-item.h"
-#include "e-week-view-titles-item.h"
-#include "main.h"
-#include <cal-util/timeutil.h>
-#include "popup-menu.h"
-#include "eventedit.h"
-#include "../e-util/e-canvas.h"
-#include "../widgets/e-text/e-text.h"
-
-/* Images */
-#include "bell.xpm"
-#include "recur.xpm"
-
-#define E_WEEK_VIEW_SMALL_FONT \
- "-adobe-utopia-regular-r-normal-*-*-100-*-*-p-*-iso8859-*"
-#define E_WEEK_VIEW_SMALL_FONT_FALLBACK \
- "-adobe-helvetica-medium-r-normal-*-*-80-*-*-p-*-iso8859-*"
-
-/* We use a 7-bit field to store row numbers in EWeekViewEventSpan, so the
- maximum number or rows we can allow is 127. It is very unlikely to be
- reached anyway. */
-#define E_WEEK_VIEW_MAX_ROWS_PER_CELL 127
-
-static void e_week_view_class_init (EWeekViewClass *class);
-static void e_week_view_init (EWeekView *week_view);
-static void e_week_view_destroy (GtkObject *object);
-static void e_week_view_realize (GtkWidget *widget);
-static void e_week_view_unrealize (GtkWidget *widget);
-static void e_week_view_style_set (GtkWidget *widget,
- GtkStyle *previous_style);
-static void e_week_view_size_allocate (GtkWidget *widget,
- GtkAllocation *allocation);
-static void e_week_view_recalc_cell_sizes (EWeekView *week_view);
-static gint e_week_view_focus_in (GtkWidget *widget,
- GdkEventFocus *event);
-static gint e_week_view_focus_out (GtkWidget *widget,
- GdkEventFocus *event);
-static gint e_week_view_expose_event (GtkWidget *widget,
- GdkEventExpose *event);
-static void e_week_view_draw (GtkWidget *widget,
- GdkRectangle *area);
-static void e_week_view_draw_shadow (EWeekView *week_view);
-
-static gboolean e_week_view_on_button_press (GtkWidget *widget,
- GdkEventButton *event,
- EWeekView *week_view);
-static gboolean e_week_view_on_button_release (GtkWidget *widget,
- GdkEventButton *event,
- EWeekView *week_view);
-static gboolean e_week_view_on_motion (GtkWidget *widget,
- GdkEventMotion *event,
- EWeekView *week_view);
-static gint e_week_view_convert_position_to_day (EWeekView *week_view,
- gint x,
- gint y);
-static void e_week_view_update_selection (EWeekView *week_view,
- gint day);
-
-static void e_week_view_reload_events (EWeekView *week_view);
-static void e_week_view_free_events (EWeekView *week_view);
-static int e_week_view_add_event (iCalObject *ico,
- time_t start,
- time_t end,
- gpointer data);
-static void e_week_view_check_layout (EWeekView *week_view);
-static void e_week_view_layout_events (EWeekView *week_view);
-static void e_week_view_layout_event (EWeekView *week_view,
- EWeekViewEvent *event,
- guint8 *grid,
- GArray *spans);
-static void e_week_view_ensure_events_sorted (EWeekView *week_view);
-static gint e_week_view_event_sort_func (const void *arg1,
- const void *arg2);
-static void e_week_view_reshape_events (EWeekView *week_view);
-static void e_week_view_reshape_event_span (EWeekView *week_view,
- gint event_num,
- gint span_num);
-static gint e_week_view_find_day (EWeekView *week_view,
- time_t time_to_find,
- gboolean include_midnight_in_prev_day);
-static gint e_week_view_find_span_end (EWeekView *week_view,
- gint day);
-static void e_week_view_recalc_day_starts (EWeekView *week_view,
- time_t lower);
-static void e_week_view_on_adjustment_changed (GtkAdjustment *adjustment,
- EWeekView *week_view);
-static void e_week_view_on_editing_started (EWeekView *week_view,
- GnomeCanvasItem *item);
-static void e_week_view_on_editing_stopped (EWeekView *week_view,
- GnomeCanvasItem *item);
-static gboolean e_week_view_find_event_from_item (EWeekView *week_view,
- GnomeCanvasItem *item,
- gint *event_num,
- gint *span_num);
-static gboolean e_week_view_find_event_from_uid (EWeekView *week_view,
- const gchar *uid,
- gint *event_num_return);
-typedef gboolean (* EWeekViewForeachEventCallback) (EWeekView *week_view,
- gint event_num,
- gpointer data);
-
-static void e_week_view_foreach_event_with_uid (EWeekView *week_view,
- const gchar *uid,
- EWeekViewForeachEventCallback callback,
- gpointer data);
-static gboolean e_week_view_on_text_item_event (GnomeCanvasItem *item,
- GdkEvent *event,
- EWeekView *week_view);
-static gint e_week_view_key_press (GtkWidget *widget, GdkEventKey *event);
-static void e_week_view_on_new_appointment (GtkWidget *widget,
- gpointer data);
-static void e_week_view_on_edit_appointment (GtkWidget *widget,
- gpointer data);
-static void e_week_view_on_delete_occurance (GtkWidget *widget,
- gpointer data);
-static void e_week_view_on_delete_appointment (GtkWidget *widget,
- gpointer data);
-static void e_week_view_on_unrecur_appointment (GtkWidget *widget,
- gpointer data);
-
-static gboolean e_week_view_update_event_cb (EWeekView *week_view,
- gint event_num,
- gpointer data);
-static gboolean e_week_view_remove_event_cb (EWeekView *week_view,
- gint event_num,
- gpointer data);
-
-static GtkTableClass *parent_class;
-
-
-GtkType
-e_week_view_get_type (void)
-{
- static GtkType e_week_view_type = 0;
-
- if (!e_week_view_type){
- GtkTypeInfo e_week_view_info = {
- "EWeekView",
- sizeof (EWeekView),
- sizeof (EWeekViewClass),
- (GtkClassInitFunc) e_week_view_class_init,
- (GtkObjectInitFunc) e_week_view_init,
- NULL, /* reserved 1 */
- NULL, /* reserved 2 */
- (GtkClassInitFunc) NULL
- };
-
- parent_class = gtk_type_class (GTK_TYPE_TABLE);
- e_week_view_type = gtk_type_unique (GTK_TYPE_TABLE,
- &e_week_view_info);
- }
-
- return e_week_view_type;
-}
-
-
-static void
-e_week_view_class_init (EWeekViewClass *class)
-{
- GtkObjectClass *object_class;
- GtkWidgetClass *widget_class;
-
- object_class = (GtkObjectClass *) class;
- widget_class = (GtkWidgetClass *) class;
-
- /* Method override */
- object_class->destroy = e_week_view_destroy;
-
- widget_class->realize = e_week_view_realize;
- widget_class->unrealize = e_week_view_unrealize;
- widget_class->style_set = e_week_view_style_set;
- widget_class->size_allocate = e_week_view_size_allocate;
- widget_class->focus_in_event = e_week_view_focus_in;
- widget_class->focus_out_event = e_week_view_focus_out;
- widget_class->key_press_event = e_week_view_key_press;
- widget_class->expose_event = e_week_view_expose_event;
- widget_class->draw = e_week_view_draw;
-}
-
-
-static void
-e_week_view_init (EWeekView *week_view)
-{
- GdkColormap *colormap;
- gboolean success[E_WEEK_VIEW_COLOR_LAST];
- gint nfailed;
- GnomeCanvasGroup *canvas_group;
- GtkObject *adjustment;
-
- GTK_WIDGET_SET_FLAGS (week_view, GTK_CAN_FOCUS);
-
- colormap = gtk_widget_get_colormap (GTK_WIDGET (week_view));
-
- week_view->calendar = NULL;
-
- week_view->events = g_array_new (FALSE, FALSE,
- sizeof (EWeekViewEvent));
- week_view->events_sorted = TRUE;
- week_view->events_need_layout = FALSE;
- week_view->events_need_reshape = FALSE;
-
- week_view->spans = NULL;
-
- week_view->display_month = FALSE;
- week_view->rows = 6;
- week_view->columns = 2;
- week_view->compress_weekend = TRUE;
-
- g_date_clear (&week_view->base_date, 1);
- g_date_clear (&week_view->first_day_shown, 1);
-
- week_view->row_height = 10;
- week_view->rows_per_cell = 1;
-
- week_view->selection_start_day = -1;
- week_view->selection_drag_pos = E_WEEK_VIEW_DRAG_NONE;
-
- week_view->pressed_event_num = -1;
- week_view->editing_event_num = -1;
- week_view->editing_new_event = FALSE;
-
- /* Create the small font. */
- week_view->use_small_font = TRUE;
- week_view->small_font = gdk_font_load (E_WEEK_VIEW_SMALL_FONT);
- if (!week_view->small_font)
- week_view->small_font = gdk_font_load (E_WEEK_VIEW_SMALL_FONT_FALLBACK);
- if (!week_view->small_font)
- g_warning ("Couldn't load font");
-
- /* Allocate the colors. */
- week_view->colors[E_WEEK_VIEW_COLOR_EVEN_MONTHS].red = 0xeded;
- week_view->colors[E_WEEK_VIEW_COLOR_EVEN_MONTHS].green = 0xeded;
- week_view->colors[E_WEEK_VIEW_COLOR_EVEN_MONTHS].blue = 0xeded;
-
- week_view->colors[E_WEEK_VIEW_COLOR_ODD_MONTHS].red = 65535;
- week_view->colors[E_WEEK_VIEW_COLOR_ODD_MONTHS].green = 65535;
- week_view->colors[E_WEEK_VIEW_COLOR_ODD_MONTHS].blue = 65535;
-
- week_view->colors[E_WEEK_VIEW_COLOR_EVENT_BACKGROUND].red = 0xd6d6;
- week_view->colors[E_WEEK_VIEW_COLOR_EVENT_BACKGROUND].green = 0xd6d6;
- week_view->colors[E_WEEK_VIEW_COLOR_EVENT_BACKGROUND].blue = 0xd6d6;
-
- week_view->colors[E_WEEK_VIEW_COLOR_EVENT_BORDER].red = 0;
- week_view->colors[E_WEEK_VIEW_COLOR_EVENT_BORDER].green = 0;
- week_view->colors[E_WEEK_VIEW_COLOR_EVENT_BORDER].blue = 0;
-
- nfailed = gdk_colormap_alloc_colors (colormap, week_view->colors,
- E_WEEK_VIEW_COLOR_LAST, FALSE,
- TRUE, success);
- if (nfailed)
- g_warning ("Failed to allocate all colors");
-
-
- /*
- * Titles Canvas. Note that we don't show it is only shown in the
- * Month view.
- */
- week_view->titles_canvas = e_canvas_new ();
- gtk_table_attach (GTK_TABLE (week_view), week_view->titles_canvas,
- 1, 2, 0, 1, GTK_EXPAND | GTK_FILL, GTK_FILL, 0, 0);
-
- canvas_group = GNOME_CANVAS_GROUP (GNOME_CANVAS (week_view->titles_canvas)->root);
-
- week_view->titles_canvas_item =
- gnome_canvas_item_new (canvas_group,
- e_week_view_titles_item_get_type (),
- "EWeekViewTitlesItem::week_view", week_view,
- NULL);
-
- /*
- * Main Canvas
- */
- week_view->main_canvas = e_canvas_new ();
- gtk_table_attach (GTK_TABLE (week_view), week_view->main_canvas,
- 1, 2, 1, 2,
- GTK_EXPAND | GTK_FILL, GTK_EXPAND | GTK_FILL, 1, 1);
- gtk_widget_show (week_view->main_canvas);
-
- canvas_group = GNOME_CANVAS_GROUP (GNOME_CANVAS (week_view->main_canvas)->root);
-
- week_view->main_canvas_item =
- gnome_canvas_item_new (canvas_group,
- e_week_view_main_item_get_type (),
- "EWeekViewMainItem::week_view", week_view,
- NULL);
-
- gtk_signal_connect_after (GTK_OBJECT (week_view->main_canvas),
- "button_press_event",
- GTK_SIGNAL_FUNC (e_week_view_on_button_press),
- week_view);
- gtk_signal_connect_after (GTK_OBJECT (week_view->main_canvas),
- "button_release_event",
- GTK_SIGNAL_FUNC (e_week_view_on_button_release),
- week_view);
- gtk_signal_connect_after (GTK_OBJECT (week_view->main_canvas),
- "motion_notify_event",
- GTK_SIGNAL_FUNC (e_week_view_on_motion),
- week_view);
-
- /*
- * Scrollbar.
- */
- adjustment = gtk_adjustment_new (0, -52, 52, 1, 1, 1);
- gtk_signal_connect (adjustment, "value_changed",
- GTK_SIGNAL_FUNC (e_week_view_on_adjustment_changed),
- week_view);
-
- week_view->vscrollbar = gtk_vscrollbar_new (GTK_ADJUSTMENT (adjustment));
- gtk_table_attach (GTK_TABLE (week_view), week_view->vscrollbar,
- 2, 3, 1, 2, 0, GTK_EXPAND | GTK_FILL, 0, 0);
- gtk_widget_show (week_view->vscrollbar);
-
-
- /* Create the pixmaps. */
- week_view->reminder_icon = gdk_pixmap_colormap_create_from_xpm_d (NULL, colormap, &week_view->reminder_mask, NULL, bell_xpm);
- week_view->recurrence_icon = gdk_pixmap_colormap_create_from_xpm_d (NULL, colormap, &week_view->recurrence_mask, NULL, recur_xpm);
-
-
- /* Create the cursors. */
- week_view->normal_cursor = gdk_cursor_new (GDK_TOP_LEFT_ARROW);
- week_view->move_cursor = gdk_cursor_new (GDK_FLEUR);
- week_view->resize_width_cursor = gdk_cursor_new (GDK_SB_H_DOUBLE_ARROW);
- week_view->last_cursor_set = NULL;
-}
-
-
-/**
- * e_week_view_new:
- * @Returns: a new #EWeekView.
- *
- * Creates a new #EWeekView.
- **/
-GtkWidget *
-e_week_view_new (void)
-{
- GtkWidget *week_view;
-
- week_view = GTK_WIDGET (gtk_type_new (e_week_view_get_type ()));
-
- return week_view;
-}
-
-
-static void
-e_week_view_destroy (GtkObject *object)
-{
- EWeekView *week_view;
-
- week_view = E_WEEK_VIEW (object);
-
- /* FIXME: free the colors. In EDayView as well. */
- /* FIXME: free the events and the spans. In EDayView as well? */
-
- if (week_view->small_font)
- gdk_font_unref (week_view->small_font);
-
- gdk_cursor_destroy (week_view->normal_cursor);
- gdk_cursor_destroy (week_view->move_cursor);
- gdk_cursor_destroy (week_view->resize_width_cursor);
-
- GTK_OBJECT_CLASS (parent_class)->destroy (object);
-}
-
-
-static void
-e_week_view_realize (GtkWidget *widget)
-{
- EWeekView *week_view;
-
- if (GTK_WIDGET_CLASS (parent_class)->realize)
- (*GTK_WIDGET_CLASS (parent_class)->realize)(widget);
-
- week_view = E_WEEK_VIEW (widget);
- week_view->main_gc = gdk_gc_new (widget->window);
-}
-
-
-static void
-e_week_view_unrealize (GtkWidget *widget)
-{
- EWeekView *week_view;
-
- week_view = E_WEEK_VIEW (widget);
-
- gdk_gc_unref (week_view->main_gc);
- week_view->main_gc = NULL;
-
- if (GTK_WIDGET_CLASS (parent_class)->unrealize)
- (*GTK_WIDGET_CLASS (parent_class)->unrealize)(widget);
-}
-
-
-static void
-e_week_view_style_set (GtkWidget *widget,
- GtkStyle *previous_style)
-{
- EWeekView *week_view;
- GdkFont *font;
- gint day, day_width, max_day_width, max_abbr_day_width;
- gint month, month_width, max_month_width, max_abbr_month_width;
- GDate date;
- gchar buffer[128];
-
- if (GTK_WIDGET_CLASS (parent_class)->style_set)
- (*GTK_WIDGET_CLASS (parent_class)->style_set)(widget, previous_style);
-
- week_view = E_WEEK_VIEW (widget);
- font = widget->style->font;
-
- /* Recalculate the height of each row based on the font size. */
- week_view->row_height = font->ascent + font->descent + E_WEEK_VIEW_EVENT_BORDER_HEIGHT * 2 + E_WEEK_VIEW_EVENT_TEXT_Y_PAD * 2;
- week_view->row_height = MAX (week_view->row_height, E_WEEK_VIEW_ICON_HEIGHT + E_WEEK_VIEW_ICON_Y_PAD + E_WEEK_VIEW_EVENT_BORDER_HEIGHT * 2);
-
- /* Set the height of the top canvas. */
- gtk_widget_set_usize (week_view->titles_canvas, -1,
- font->ascent + font->descent + 5);
-
- /* Save the sizes of various strings in the font, so we can quickly
- decide which date formats to use. */
- g_date_clear (&date, 1);
- g_date_set_dmy (&date, 27, 3, 2000); /* Must be a Monday. */
-
- max_day_width = 0;
- max_abbr_day_width = 0;
- for (day = 0; day < 7; day++) {
- g_date_strftime (buffer, 128, "%A", &date);
- day_width = gdk_string_width (font, buffer);
- week_view->day_widths[day] = day_width;
- max_day_width = MAX (max_day_width, day_width);
-
- g_date_strftime (buffer, 128, "%a", &date);
- day_width = gdk_string_width (font, buffer);
- week_view->abbr_day_widths[day] = day_width;
- max_abbr_day_width = MAX (max_abbr_day_width, day_width);
-
- g_date_add_days (&date, 1);
- }
-
- max_month_width = 0;
- max_abbr_month_width = 0;
- for (month = 0; month < 12; month++) {
- g_date_set_month (&date, month + 1);
-
- g_date_strftime (buffer, 128, "%B", &date);
- month_width = gdk_string_width (font, buffer);
- week_view->month_widths[month] = month_width;
- max_month_width = MAX (max_month_width, month_width);
-
- g_date_strftime (buffer, 128, "%b", &date);
- month_width = gdk_string_width (font, buffer);
- week_view->abbr_month_widths[month] = month_width;
- max_abbr_month_width = MAX (max_abbr_month_width, month_width);
- }
-
- week_view->space_width = gdk_string_width (font, " ");
- week_view->colon_width = gdk_string_width (font, ":");
- week_view->slash_width = gdk_string_width (font, "/");
- week_view->digit_width = gdk_string_width (font, "5");
- if (week_view->small_font)
- week_view->small_digit_width = gdk_string_width (week_view->small_font, "5");
- week_view->max_day_width = max_day_width;
- week_view->max_abbr_day_width = max_abbr_day_width;
- week_view->max_month_width = max_month_width;
- week_view->max_abbr_month_width = max_abbr_month_width;
-}
-
-
-/* This recalculates the sizes of each column. */
-static void
-e_week_view_size_allocate (GtkWidget *widget, GtkAllocation *allocation)
-{
- EWeekView *week_view;
- gint width, height, time_width;
- gdouble old_x2, old_y2, new_x2, new_y2;
- GdkFont *font;
-
- week_view = E_WEEK_VIEW (widget);
- font = widget->style->font;
-
- (*GTK_WIDGET_CLASS (parent_class)->size_allocate) (widget, allocation);
-
- e_week_view_recalc_cell_sizes (week_view);
-
- /* Calculate the number of rows of events in each cell, for the large
- cells and the compressed weekend cells. */
- if (week_view->display_month) {
- week_view->events_y_offset = E_WEEK_VIEW_DATE_T_PAD
- + font->ascent + font->descent
- + E_WEEK_VIEW_DATE_B_PAD;
- } else {
- week_view->events_y_offset = E_WEEK_VIEW_DATE_T_PAD
- + font->ascent + font->descent
- + E_WEEK_VIEW_DATE_LINE_T_PAD + 1
- + E_WEEK_VIEW_DATE_LINE_B_PAD;
- }
-
- height = week_view->row_heights[0];
- week_view->rows_per_cell = (height * 2 - week_view->events_y_offset)
- / (week_view->row_height + E_WEEK_VIEW_EVENT_Y_SPACING);
- week_view->rows_per_cell = MIN (week_view->rows_per_cell,
- E_WEEK_VIEW_MAX_ROWS_PER_CELL);
-
- week_view->rows_per_compressed_cell =
- (height - week_view->events_y_offset)
- / (week_view->row_height + E_WEEK_VIEW_EVENT_Y_SPACING);
- week_view->rows_per_compressed_cell = MIN (week_view->rows_per_compressed_cell,
- E_WEEK_VIEW_MAX_ROWS_PER_CELL);
-
- /* Determine which time format to use, based on the width of the cells.
- We only allow the time to take up about half of the width. */
- width = week_view->col_widths[0];
-
- week_view->time_format = E_WEEK_VIEW_TIME_NONE;
- if (week_view->use_small_font && week_view->small_font) {
- time_width = week_view->digit_width * 2
- + week_view->small_digit_width * 2;
- if (width / 2 > time_width * 2 + week_view->space_width)
- week_view->time_format = E_WEEK_VIEW_TIME_BOTH_SMALL_MIN;
- else if (width / 2 > time_width)
- week_view->time_format = E_WEEK_VIEW_TIME_START_SMALL_MIN;
- } else {
- time_width = week_view->digit_width * 4
- + week_view->colon_width;
- if (width / 2 > time_width * 2 + week_view->space_width)
- week_view->time_format = E_WEEK_VIEW_TIME_BOTH;
- else if (width / 2 > time_width)
- week_view->time_format = E_WEEK_VIEW_TIME_START;
- }
-
- /* Set the scroll region of the top canvas to its allocated size. */
- gnome_canvas_get_scroll_region (GNOME_CANVAS (week_view->titles_canvas),
- NULL, NULL, &old_x2, &old_y2);
- new_x2 = week_view->titles_canvas->allocation.width - 1;
- new_y2 = week_view->titles_canvas->allocation.height - 1;
- if (old_x2 != new_x2 || old_y2 != new_y2)
- gnome_canvas_set_scroll_region (GNOME_CANVAS (week_view->titles_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 (week_view->main_canvas),
- NULL, NULL, &old_x2, &old_y2);
- new_x2 = week_view->main_canvas->allocation.width - 1;
- new_y2 = week_view->main_canvas->allocation.height - 1;
- if (old_x2 != new_x2 || old_y2 != new_y2)
- gnome_canvas_set_scroll_region (GNOME_CANVAS (week_view->main_canvas),
- 0, 0, new_x2, new_y2);
-
- /* Flag that we need to reshape the events. */
- if (old_x2 != new_x2 || old_y2 != new_y2) {
- week_view->events_need_reshape = TRUE;
- e_week_view_check_layout (week_view);
- }
-}
-
-
-static void
-e_week_view_recalc_cell_sizes (EWeekView *week_view)
-{
- gfloat width, height, offset;
- gint row, col;
-
- if (week_view->display_month) {
- week_view->rows = 10;
- week_view->columns = 6;
- } else {
- week_view->rows = 6;
- week_view->columns = 2;
- }
-
- /* 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.
- We also add one to the width so that the right border of the last
- column is off the edge of the displayed area. */
- width = week_view->main_canvas->allocation.width + 1;
- width /= week_view->columns;
- offset = 0;
- for (col = 0; col <= week_view->columns; col++) {
- week_view->col_offsets[col] = floor (offset + 0.5);
- offset += width;
- }
-
- /* Calculate the cell widths based on the offsets. */
- for (col = 0; col < week_view->columns; col++) {
- week_view->col_widths[col] = week_view->col_offsets[col + 1]
- - week_view->col_offsets[col];
- }
-
- /* Now do the same for the row heights. */
- height = week_view->main_canvas->allocation.height + 1;
- height /= week_view->rows;
- offset = 0;
- for (row = 0; row <= week_view->rows; row++) {
- week_view->row_offsets[row] = floor (offset + 0.5);
- offset += height;
- }
-
- /* Calculate the cell heights based on the offsets. */
- for (row = 0; row < week_view->rows; row++) {
- week_view->row_heights[row] = week_view->row_offsets[row + 1]
- - week_view->row_offsets[row];
- }
-}
-
-
-static gint
-e_week_view_focus_in (GtkWidget *widget, GdkEventFocus *event)
-{
- EWeekView *week_view;
-
- g_return_val_if_fail (widget != NULL, FALSE);
- g_return_val_if_fail (E_IS_WEEK_VIEW (widget), FALSE);
- g_return_val_if_fail (event != NULL, FALSE);
-
- g_print ("In e_week_view_focus_in\n");
-
- week_view = E_WEEK_VIEW (widget);
-
- GTK_WIDGET_SET_FLAGS (widget, GTK_HAS_FOCUS);
-
- gtk_widget_queue_draw (week_view->main_canvas);
-
- return FALSE;
-}
-
-
-static gint
-e_week_view_focus_out (GtkWidget *widget, GdkEventFocus *event)
-{
- EWeekView *week_view;
-
- g_return_val_if_fail (widget != NULL, FALSE);
- g_return_val_if_fail (E_IS_WEEK_VIEW (widget), FALSE);
- g_return_val_if_fail (event != NULL, FALSE);
-
- g_print ("In e_week_view_focus_out\n");
-
- week_view = E_WEEK_VIEW (widget);
-
- GTK_WIDGET_UNSET_FLAGS (widget, GTK_HAS_FOCUS);
-
- gtk_widget_queue_draw (week_view->main_canvas);
-
- return FALSE;
-}
-
-
-/* This draws a shadow around the top display and main display. */
-static gint
-e_week_view_expose_event (GtkWidget *widget,
- GdkEventExpose *event)
-{
- EWeekView *week_view;
-
- week_view = E_WEEK_VIEW (widget);
-
- e_week_view_draw_shadow (week_view);
-
- if (GTK_WIDGET_CLASS (parent_class)->expose_event)
- (*GTK_WIDGET_CLASS (parent_class)->expose_event)(widget, event);
-
- return FALSE;
-}
-
-
-static void
-e_week_view_draw (GtkWidget *widget,
- GdkRectangle *area)
-{
- EWeekView *week_view;
-
- week_view = E_WEEK_VIEW (widget);
-
- e_week_view_draw_shadow (week_view);
-
- if (GTK_WIDGET_CLASS (parent_class)->draw)
- (*GTK_WIDGET_CLASS (parent_class)->draw)(widget, area);
-}
-
-
-static void
-e_week_view_draw_shadow (EWeekView *week_view)
-{
- gint x1, y1, x2, y2;
- GtkStyle *style;
- GdkGC *light_gc, *dark_gc;
- GdkWindow *window;
-
- /* Draw the shadow around the graphical displays. */
- x1 = week_view->main_canvas->allocation.x - 1;
- y1 = week_view->main_canvas->allocation.y - 1;
- x2 = x1 + week_view->main_canvas->allocation.width + 2;
- y2 = y1 + week_view->main_canvas->allocation.height + 2;
-
- style = GTK_WIDGET (week_view)->style;
- dark_gc = style->dark_gc[GTK_STATE_NORMAL];
- light_gc = style->light_gc[GTK_STATE_NORMAL];
-
- window = GTK_WIDGET (week_view)->window;
- gdk_draw_line (window, dark_gc, x1, y1, x1, y2);
- gdk_draw_line (window, dark_gc, x1, y1, x2, y1);
- gdk_draw_line (window, light_gc, x2, y1, x2, y2);
- gdk_draw_line (window, light_gc, x1, y2, x2, y2);
-}
-
-
-void
-e_week_view_set_calendar (EWeekView *week_view,
- GnomeCalendar *calendar)
-{
- g_return_if_fail (E_IS_WEEK_VIEW (week_view));
-
- week_view->calendar = calendar;
-
- /* FIXME: free current events? */
-}
-
-
-/* This sets the selected time range. The EWeekView will show the corresponding
- month and the days between start_time and end_time will be selected.
- To select a single day, use the same value for start_time & end_time. */
-void
-e_week_view_set_selected_time_range (EWeekView *week_view,
- time_t start_time,
- time_t end_time)
-{
- GDate date, base_date, end_date;
- gint day_offset, num_days;
- gboolean update_adjustment_value = FALSE;
-
- g_return_if_fail (E_IS_WEEK_VIEW (week_view));
-
- g_date_clear (&date, 1);
- g_date_set_time (&date, start_time);
-
- if (week_view->display_month) {
- /* Find the number of days since the start of the month. */
- day_offset = g_date_day (&date) - 1;
-
- /* Find the 1st Monday at or before the start of the month. */
- base_date = date;
- g_date_set_day (&base_date, 1);
- day_offset += g_date_weekday (&base_date) - 1;
- } else {
- /* Find the 1st Monday at or before the given day. */
- day_offset = g_date_weekday (&date) - 1;
- }
-
- /* Calculate the base date, i.e. the first day shown when the
- scrollbar adjustment value is 0. */
- base_date = date;
- g_date_subtract_days (&base_date, day_offset);
-
- /* See if we need to update the base date. */
- if (!g_date_valid (&week_view->base_date)
- || g_date_compare (&week_view->base_date, &base_date)) {
- week_view->base_date = base_date;
- update_adjustment_value = TRUE;
- }
-
- /* See if we need to update the first day shown. */
- if (!g_date_valid (&week_view->first_day_shown)
- || g_date_compare (&week_view->first_day_shown, &base_date)) {
- week_view->first_day_shown = base_date;
- start_time = time_add_day (start_time, -day_offset);
- start_time = time_day_begin (start_time);
- e_week_view_recalc_day_starts (week_view, start_time);
- e_week_view_reload_events (week_view);
- }
-
- /* Set the selection to the given days. */
- week_view->selection_start_day = g_date_julian (&date)
- - g_date_julian (&base_date);
- if (end_time == start_time
- || end_time <= time_add_day (start_time, 1))
- week_view->selection_end_day = week_view->selection_start_day;
- else {
- g_date_clear (&end_date, 1);
- g_date_set_time (&end_date, end_time - 60);
- week_view->selection_end_day = g_date_julian (&end_date)
- - g_date_julian (&base_date);
- }
-
- /* Make sure the selection is valid. */
- num_days = week_view->display_month ? E_WEEK_VIEW_MAX_WEEKS * 7 : 7;
- num_days--;
- week_view->selection_start_day = CLAMP (week_view->selection_start_day,
- 0, num_days);
- week_view->selection_end_day = CLAMP (week_view->selection_end_day,
- week_view->selection_start_day,
- num_days);
-
- /* Reset the adjustment value to 0 if the base address has changed.
- Note that we do this after updating first_day_shown so that our
- signal handler will not try to reload the events. */
- if (update_adjustment_value)
- gtk_adjustment_set_value (GTK_RANGE (week_view->vscrollbar)->adjustment, 0);
-
-
- gtk_widget_queue_draw (week_view->main_canvas);
-}
-
-
-/* Returns the selected time range. */
-void
-e_week_view_get_selected_time_range (EWeekView *week_view,
- time_t *start_time,
- time_t *end_time)
-{
- gint start_day, end_day;
-
- start_day = week_view->selection_start_day;
- end_day = week_view->selection_end_day;
-
- if (start_day == -1) {
- start_day = 0;
- end_day = 0;
- }
-
- *start_time = week_view->day_starts[start_day];
- *end_time = week_view->day_starts[end_day + 1];
-}
-
-
-/* Recalculates the time_t corresponding to the start of each day. */
-static void
-e_week_view_recalc_day_starts (EWeekView *week_view,
- time_t lower)
-{
- gint num_days, day;
- time_t tmp_time;
-
- num_days = week_view->display_month ? E_WEEK_VIEW_MAX_WEEKS * 7 : 7;
-
- tmp_time = lower;
- week_view->day_starts[0] = tmp_time;
- for (day = 1; day <= num_days; day++) {
- /* FIXME: There is a bug in time_add_day(). */
-#if 0
- g_print ("Day:%i - %s\n", day, ctime (&tmp_time));
-#endif
- tmp_time = time_add_day (tmp_time, 1);
- week_view->day_starts[day] = tmp_time;
- }
-}
-
-
-gboolean
-e_week_view_get_display_month (EWeekView *week_view)
-{
- g_return_val_if_fail (E_IS_WEEK_VIEW (week_view), FALSE);
-
- return week_view->display_month;
-}
-
-
-void
-e_week_view_set_display_month (EWeekView *week_view,
- gboolean display_month)
-{
- GtkAdjustment *adjustment;
- gint page_increment, page_size;
-
- g_return_if_fail (E_IS_WEEK_VIEW (week_view));
-
- if (week_view->display_month == display_month)
- return;
-
- week_view->display_month = display_month;
-
- if (display_month) {
- gtk_widget_show (week_view->titles_canvas);
- page_increment = 4;
- page_size = 5;
- } else {
- gtk_widget_hide (week_view->titles_canvas);
- page_increment = page_size = 1;
- }
-
- adjustment = GTK_RANGE (week_view->vscrollbar)->adjustment;
- adjustment->page_increment = page_increment;
- adjustment->page_size = page_size;
- gtk_adjustment_changed (adjustment);
-
- /* FIXME: Need to change start date and adjustment value? */
-
- e_week_view_recalc_day_starts (week_view, week_view->day_starts[0]);
- e_week_view_recalc_cell_sizes (week_view);
- e_week_view_reload_events (week_view);
-}
-
-
-gboolean
-e_week_view_get_compress_weekend (EWeekView *week_view)
-{
- g_return_val_if_fail (E_IS_WEEK_VIEW (week_view), FALSE);
-
- return week_view->compress_weekend;
-}
-
-
-void
-e_week_view_set_compress_weekend (EWeekView *week_view,
- gboolean compress)
-{
- g_return_if_fail (E_IS_WEEK_VIEW (week_view));
-
- if (week_view->compress_weekend == compress)
- return;
-
- week_view->compress_weekend = compress;
-
- /* The option only affects the month view. */
- if (!week_view->display_month)
- return;
-
- /* FIXME: Need to update layout. */
-}
-
-
-/* This reloads all calendar events. */
-void
-e_week_view_update_all_events (EWeekView *week_view)
-{
- e_week_view_reload_events (week_view);
-}
-
-
-/* This is called when one event has been added or updated. */
-void
-e_week_view_update_event (EWeekView *week_view,
- const gchar *uid)
-{
- EWeekViewEvent *event;
- gint event_num, num_days;
- gchar *obj_string;
- iCalObject *ico;
- CalObjFindStatus status;
-
- g_return_if_fail (E_IS_WEEK_VIEW (week_view));
-
-#if 0
- g_print ("In e_week_view_update_event\n");
-#endif
-
- /* If we don't have a calendar or valid date set yet, just return. */
- if (!week_view->calendar
- || !g_date_valid (&week_view->first_day_shown))
- return;
-
- /* Get the event from the server. */
- obj_string = cal_client_get_object (week_view->calendar->client, uid);
- status = ical_object_find_in_string (uid, obj_string, &ico);
-
- switch (status) {
- case CAL_OBJ_FIND_SUCCESS:
- /* Fall through. */
- break;
- case CAL_OBJ_FIND_SYNTAX_ERROR:
- g_warning ("syntax error uid=%s\n", uid);
- return;
- case CAL_OBJ_FIND_NOT_FOUND:
- g_warning ("obj not found uid=%s\n", uid);
- return;
- }
-
- /* We only care about events. */
- if (ico && ico->type != ICAL_EVENT)
- 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_week_view_find_event_from_uid (week_view, uid, &event_num)) {
- event = &g_array_index (week_view->events, EWeekViewEvent,
- event_num);
-
- if (ical_object_compare_dates (event->ico, ico)) {
- e_week_view_foreach_event_with_uid (week_view, uid, e_week_view_update_event_cb, ico);
- gtk_widget_queue_draw (week_view->main_canvas);
- return;
- }
-
- /* The dates have changed, so we need to remove the
- old occurrrences before adding the new ones. */
- e_week_view_foreach_event_with_uid (week_view, uid,
- e_week_view_remove_event_cb,
- NULL);
- }
-
- /* Add the occurrences of the event. */
- num_days = week_view->display_month ? E_WEEK_VIEW_MAX_WEEKS * 7 : 7;
- ical_object_generate_events (ico,
- week_view->day_starts[0],
- week_view->day_starts[num_days],
- e_week_view_add_event,
- week_view);
-
- e_week_view_check_layout (week_view);
-
- gtk_widget_queue_draw (week_view->main_canvas);
-}
-
-
-static gboolean
-e_week_view_update_event_cb (EWeekView *week_view,
- gint event_num,
- gpointer data)
-{
- EWeekViewEvent *event;
- EWeekViewEventSpan *span;
- gint span_num;
- gchar *text;
- iCalObject *ico;
-
- ico = data;
-
- event = &g_array_index (week_view->events, EWeekViewEvent, event_num);
- /* FIXME: When do ico's get freed? */
- event->ico = ico;
-
- /* If we are editing an event which we have just created, we will get
- an update_event callback from the server. But we need to ignore it
- or we will lose the text the user has already typed in. */
- if (week_view->editing_new_event
- && week_view->editing_event_num == event_num) {
- return TRUE;
- }
-
- for (span_num = 0; span_num < event->num_spans; span_num++) {
- span = &g_array_index (week_view->spans, EWeekViewEventSpan,
- event->spans_index + span_num);
-
- if (span->text_item) {
- text = event->ico->summary;
- gnome_canvas_item_set (span->text_item,
- "text", text ? text : "",
- NULL);
-
- e_week_view_reshape_event_span (week_view, event_num,
- span_num);
- }
- }
-
- return TRUE;
-}
-
-
-/* This calls a given function for each event instance that matches the given
- uid. Note that it is safe for the callback to remove the event (since we
- step backwards through the arrays). */
-static void
-e_week_view_foreach_event_with_uid (EWeekView *week_view,
- const gchar *uid,
- EWeekViewForeachEventCallback callback,
- gpointer data)
-{
- EWeekViewEvent *event;
- gint event_num;
-
- for (event_num = week_view->events->len - 1;
- event_num >= 0;
- event_num--) {
- event = &g_array_index (week_view->events, EWeekViewEvent,
- event_num);
- if (event->ico && event->ico->uid
- && !strcmp (uid, event->ico->uid)) {
- if (!(*callback) (week_view, event_num, data))
- return;
- }
- }
-}
-
-
-/* This removes all the events associated with the given uid. Note that for
- recurring events there may be more than one. If any events are found and
- removed we need to layout the events again. */
-void
-e_week_view_remove_event (EWeekView *week_view,
- const gchar *uid)
-{
- g_return_if_fail (E_IS_WEEK_VIEW (week_view));
-
- e_week_view_foreach_event_with_uid (week_view, uid,
- e_week_view_remove_event_cb, NULL);
-
- e_week_view_check_layout (week_view);
- gtk_widget_queue_draw (week_view->main_canvas);
-}
-
-
-static gboolean
-e_week_view_remove_event_cb (EWeekView *week_view,
- gint event_num,
- gpointer data)
-{
- EWeekViewEvent *event;
- EWeekViewEventSpan *span;
- gint span_num;
-
- event = &g_array_index (week_view->events, EWeekViewEvent, event_num);
-
- /* We set the event's uid to NULL so we don't try to update it in
- on_editing_stopped(). */
- g_free (event->ico->uid);
- event->ico->uid = NULL;
-
- /* We leave the span elements in the array, but set the canvas item
- pointers to NULL. */
- for (span_num = 0; span_num < event->num_spans; span_num++) {
- span = &g_array_index (week_view->spans, EWeekViewEventSpan,
- event->spans_index + span_num);
-
- if (span->text_item) {
- gtk_object_destroy (GTK_OBJECT (span->text_item));
- span->text_item = NULL;
- }
- if (span->background_item) {
- gtk_object_destroy (GTK_OBJECT (span->background_item));
- span->background_item = NULL;
- }
- }
- g_array_remove_index (week_view->events, event_num);
- week_view->events_need_layout = TRUE;
-
- return TRUE;
-}
-
-
-void
-e_week_view_get_day_position (EWeekView *week_view,
- gint day,
- gint *day_x,
- gint *day_y,
- gint *day_w,
- gint *day_h)
-{
- gint week, day_of_week, row;
-
- *day_x = *day_y = *day_w = *day_h = 0;
- g_return_if_fail (day >= 0);
-
- if (week_view->display_month) {
- g_return_if_fail (day < E_WEEK_VIEW_MAX_WEEKS * 7);
-
- week = day / 7;
- day_of_week = day % 7;
- if (week_view->compress_weekend && day_of_week >= 5) {
- /* In the compressed view Saturday is above Sunday and
- both have just one row as opposed to 2 for all the
- other days. */
- if (day_of_week == 5) {
- *day_y = week_view->row_offsets[week * 2];
- *day_h = week_view->row_heights[week * 2];
- } else {
- *day_y = week_view->row_offsets[week * 2 + 1];
- *day_h = week_view->row_heights[week * 2 + 1];
- }
- /* Both Saturday and Sunday are in the 6th column. */
- *day_x = week_view->col_offsets[5];
- *day_w = week_view->col_widths[5];
- } else {
- *day_y = week_view->row_offsets[week * 2];
- *day_h = week_view->row_heights[week * 2]
- + week_view->row_heights[week * 2 + 1];
- *day_x = week_view->col_offsets[day_of_week];
- *day_w = week_view->col_widths[day_of_week];
- }
- } else {
- g_return_if_fail (day < 7);
-
- /* The week view has Mon, Tue & Wed down the left column and
- Thu, Fri & Sat/Sun down the right. */
- if (day < 3) {
- *day_x = week_view->col_offsets[0];
- *day_w = week_view->col_widths[0];
- } else {
- *day_x = week_view->col_offsets[1];
- *day_w = week_view->col_widths[1];
- }
-
- if (day < 5) {
- row = (day % 3) * 2;
- *day_y = week_view->row_offsets[row];
- *day_h = week_view->row_heights[row]
- + week_view->row_heights[row + 1];
- } else {
- /* Saturday & Sunday. */
- *day_y = week_view->row_offsets[day - 1];
- *day_h = week_view->row_heights[day - 1];
- }
- }
-}
-
-
-/* Returns the bounding box for a span of an event. Usually this can easily
- be determined by the start & end days and row of the span, which are set in
- e_week_view_layout_event(). Though we need a special case for the weekends
- when they are compressed, since the span may not fit. */
-gboolean
-e_week_view_get_span_position (EWeekView *week_view,
- gint event_num,
- gint span_num,
- gint *span_x,
- gint *span_y,
- gint *span_w)
-{
- EWeekViewEvent *event;
- EWeekViewEventSpan *span;
- gint end_day_of_week, num_days;
- gint start_x, start_y, start_w, start_h;
- gint end_x, end_y, end_w, end_h;
-
- g_return_val_if_fail (E_IS_WEEK_VIEW (week_view), FALSE);
- g_return_val_if_fail (event_num < week_view->events->len, FALSE);
-
- event = &g_array_index (week_view->events, EWeekViewEvent, event_num);
-
- g_return_val_if_fail (span_num < event->num_spans, FALSE);
-
- span = &g_array_index (week_view->spans, EWeekViewEventSpan,
- event->spans_index + span_num);
-
- if (span->row >= week_view->rows_per_cell)
- return FALSE;
-
- end_day_of_week = (span->start_day + span->num_days - 1) % 7;
- num_days = span->num_days;
- /* Check if the row will not be visible in compressed cells. */
- if (span->row >= week_view->rows_per_compressed_cell) {
- if (week_view->display_month) {
- if (week_view->compress_weekend) {
- /* If it ends on a Saturday and is 1 day long
- we skip it, else we shorten it. If it ends
- on a Sunday it must be 1 day long and we
- skip it. */
- if (end_day_of_week == 5) { /* Sat */
- if (num_days == 1) {
- return FALSE;
- } else {
- num_days--;
- }
- } else if (end_day_of_week == 6) { /* Sun */
- return FALSE;
- }
- }
- } else {
- /* All spans are 1 day long in the week view, so we
- just skip it. */
- if (end_day_of_week > 4)
- return FALSE;
- }
- }
-
- e_week_view_get_day_position (week_view, span->start_day,
- &start_x, &start_y, &start_w, &start_h);
- *span_y = start_y + week_view->events_y_offset
- + span->row * (week_view->row_height
- + E_WEEK_VIEW_EVENT_Y_SPACING);
- if (num_days == 1) {
- *span_x = start_x;
- *span_w = start_w;
- } else {
- e_week_view_get_day_position (week_view,
- span->start_day + num_days - 1,
- &end_x, &end_y, &end_w, &end_h);
- *span_x = start_x;
- *span_w = end_x - start_x + end_w;
- }
-
- return TRUE;
-}
-
-
-
-static gboolean
-e_week_view_on_button_press (GtkWidget *widget,
- GdkEventButton *event,
- EWeekView *week_view)
-{
- gint x, y, day;
-
- /* If an event is pressed, just return. */
- if (week_view->pressed_event_num != -1)
- return FALSE;
-
- /* Convert the mouse position to a week & day. */
- x = event->x;
- y = event->y;
- day = e_week_view_convert_position_to_day (week_view, x, y);
- if (day == -1)
- return FALSE;
-
- /* Start the selection drag. */
- if (event->button == 1) {
- if (!GTK_WIDGET_HAS_FOCUS (week_view))
- gtk_widget_grab_focus (GTK_WIDGET (week_view));
-
- if (gdk_pointer_grab (GTK_LAYOUT (widget)->bin_window, FALSE,
- GDK_POINTER_MOTION_MASK
- | GDK_BUTTON_RELEASE_MASK,
- FALSE, NULL, event->time) == 0) {
- week_view->selection_start_day = day;
- week_view->selection_end_day = day;
- week_view->selection_drag_pos = E_WEEK_VIEW_DRAG_END;
-
- /* FIXME: Optimise? */
- gtk_widget_queue_draw (week_view->main_canvas);
- }
- } else if (event->button == 3) {
- e_week_view_show_popup_menu (week_view, event, -1);
- }
-
- return FALSE;
-}
-
-
-static gboolean
-e_week_view_on_button_release (GtkWidget *widget,
- GdkEventButton *event,
- EWeekView *week_view)
-{
- time_t start, end;
-
- if (week_view->selection_drag_pos != E_WEEK_VIEW_DRAG_NONE) {
- week_view->selection_drag_pos = E_WEEK_VIEW_DRAG_NONE;
- gdk_pointer_ungrab (event->time);
- start = week_view->day_starts[week_view->selection_start_day];
- end = week_view->day_starts[week_view->selection_end_day + 1];
- gnome_calendar_set_selected_time_range (week_view->calendar,
- start, end);
- }
-
- return FALSE;
-}
-
-
-static gboolean
-e_week_view_on_motion (GtkWidget *widget,
- GdkEventMotion *mevent,
- EWeekView *week_view)
-{
- gint x, y, day;
-
-#if 0
- g_print ("In e_week_view_on_motion\n");
-#endif
-
- /* Convert the mouse position to a week & day. */
- x = mevent->x;
- y = mevent->y;
- day = e_week_view_convert_position_to_day (week_view, x, y);
- if (day == -1)
- return FALSE;
-
- if (week_view->selection_drag_pos != E_WEEK_VIEW_DRAG_NONE) {
- e_week_view_update_selection (week_view, day);
- return TRUE;
- }
-
- return FALSE;
-}
-
-
-/* Converts a position in the canvas window to a day offset from the first
- day displayed. Returns -1 if the position is outside the grid. */
-static gint
-e_week_view_convert_position_to_day (EWeekView *week_view,
- gint x,
- gint y)
-{
- gint col, row, grid_x = -1, grid_y = -1, week, day;
-
- /* First we convert it to a grid position. */
- for (col = 0; col <= week_view->columns; col++) {
- if (x < week_view->col_offsets[col]) {
- grid_x = col - 1;
- break;
- }
- }
-
- for (row = 0; row <= week_view->rows; row++) {
- if (y < week_view->row_offsets[row]) {
- grid_y = row - 1;
- break;
- }
- }
-
- /* If the mouse is outside the grid return FALSE. */
- if (grid_x == -1 || grid_y == -1)
- return -1;
-
- /* Now convert the grid position to a week and day. */
- if (week_view->display_month) {
- week = grid_y / 2;
- if (week_view->compress_weekend && grid_x == 5
- && grid_y % 2 == 1)
- day = 6;
- else
- day = grid_x;
- } else {
- week = 0;
- if (grid_x == 0)
- day = grid_y / 2;
- else if (grid_y == 5)
- day = 6;
- else
- day = grid_y / 2 + 3;
- }
-
- return week * 7 + day;
-}
-
-
-static void
-e_week_view_update_selection (EWeekView *week_view,
- gint day)
-{
- gint tmp_day;
- gboolean need_redraw = FALSE;
-
-#if 0
- g_print ("Updating selection %i,%i\n", week, day);
-#endif
-
- if (week_view->selection_drag_pos == E_WEEK_VIEW_DRAG_START) {
- if (day != week_view->selection_start_day) {
- need_redraw = TRUE;
- week_view->selection_start_day = day;
- }
- } else {
- if (day != week_view->selection_end_day) {
- need_redraw = TRUE;
- week_view->selection_end_day = day;
- }
- }
-
- /* Switch the drag position if necessary. */
- if (week_view->selection_start_day > week_view->selection_end_day) {
- tmp_day = week_view->selection_start_day;
- week_view->selection_start_day = week_view->selection_end_day;
- week_view->selection_end_day = tmp_day;
- if (week_view->selection_drag_pos == E_WEEK_VIEW_DRAG_START)
- week_view->selection_drag_pos = E_WEEK_VIEW_DRAG_END;
- else
- week_view->selection_drag_pos = E_WEEK_VIEW_DRAG_START;
- }
-
- /* FIXME: Optimise? */
- if (need_redraw) {
- gtk_widget_queue_draw (week_view->main_canvas);
- }
-}
-
-
-static void
-e_week_view_reload_events (EWeekView *week_view)
-{
- gint num_days;
-
- e_week_view_free_events (week_view);
-
- if (week_view->calendar
- && g_date_valid (&week_view->first_day_shown)) {
- num_days = week_view->display_month
- ? E_WEEK_VIEW_MAX_WEEKS * 7 : 7;
- calendar_iterate (week_view->calendar,
- week_view->day_starts[0],
- week_view->day_starts[num_days],
- e_week_view_add_event,
- week_view);
- }
-
- e_week_view_check_layout (week_view);
-
- gtk_widget_queue_draw (week_view->main_canvas);
-}
-
-
-static void
-e_week_view_free_events (EWeekView *week_view)
-{
- EWeekViewEventSpan *span;
- gint span_num;
-
- /* There is nothing to free in the event structs at present. */
-#if 0
- for (event_num = 0; event_num < week_view->events->len; event_num++) {
- event = &g_array_index (week_view->events, EWeekViewEvent,
- event_num);
-
- if (event->canvas_item)
- gtk_object_destroy (GTK_OBJECT (event->canvas_item));
- }
-#endif
- g_array_set_size (week_view->events, 0);
-
- /* Destroy all the old canvas items. */
- if (week_view->spans) {
- for (span_num = 0; span_num < week_view->spans->len;
- span_num++) {
- span = &g_array_index (week_view->spans,
- EWeekViewEventSpan, span_num);
- if (span->background_item)
- gtk_object_destroy (GTK_OBJECT (span->background_item));
- if (span->text_item)
- gtk_object_destroy (GTK_OBJECT (span->text_item));
- }
- g_array_free (week_view->spans, TRUE);
- week_view->spans = NULL;
- }
-}
-
-
-/* This adds one event to the view, adding it to the appropriate array. */
-static int
-e_week_view_add_event (iCalObject *ico,
- time_t start,
- time_t end,
- gpointer data)
-
-{
- EWeekView *week_view;
- EWeekViewEvent event;
- gint num_days;
- struct tm start_tm, end_tm;
-
- week_view = E_WEEK_VIEW (data);
-
- /* Check that the event times are valid. */
- num_days = week_view->display_month ? E_WEEK_VIEW_MAX_WEEKS * 7 : 7;
- g_return_val_if_fail (start <= end, TRUE);
- g_return_val_if_fail (start < week_view->day_starts[num_days], TRUE);
- g_return_val_if_fail (end > week_view->day_starts[0], TRUE);
-
- start_tm = *(localtime (&start));
- end_tm = *(localtime (&end));
-
- event.ico = ico;
- event.start = start;
- event.end = end;
- event.spans_index = 0;
- event.num_spans = 0;
-
- event.start_minute = start_tm.tm_hour * 60 + start_tm.tm_min;
- event.end_minute = end_tm.tm_hour * 60 + end_tm.tm_min;
- if (event.end_minute == 0 && start != end)
- event.end_minute = 24 * 60;
-
- g_array_append_val (week_view->events, event);
- week_view->events_sorted = FALSE;
- week_view->events_need_layout = TRUE;
- return TRUE;
-}
-
-
-/* This lays out the events, or reshapes them, as necessary. */
-static void
-e_week_view_check_layout (EWeekView *week_view)
-{
- /* Don't bother if we aren't visible. */
- if (!GTK_WIDGET_VISIBLE (week_view))
- return;
-
- /* Make sure the events are sorted (by start and size). */
- e_week_view_ensure_events_sorted (week_view);
-
- if (week_view->events_need_layout)
- e_week_view_layout_events (week_view);
-
- if (week_view->events_need_layout || week_view->events_need_reshape)
- e_week_view_reshape_events (week_view);
-
- week_view->events_need_layout = FALSE;
- week_view->events_need_reshape = FALSE;
-}
-
-
-static void
-e_week_view_layout_events (EWeekView *week_view)
-{
- EWeekViewEvent *event;
- EWeekViewEventSpan *span;
- gint event_num, span_num;
- guint8 *grid;
- GArray *spans, *old_spans;
-
- /* 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, E_WEEK_VIEW_MAX_ROWS_PER_CELL * 7
- * E_WEEK_VIEW_MAX_WEEKS);
-
- /* We create a new array of spans, which will replace the old one. */
- spans = g_array_new (FALSE, FALSE, sizeof (EWeekViewEventSpan));
-
- /* Iterate over the events, finding which weeks they cover, and putting
- them in the first free row available. */
- for (event_num = 0; event_num < week_view->events->len; event_num++) {
- event = &g_array_index (week_view->events, EWeekViewEvent,
- event_num);
- e_week_view_layout_event (week_view, event, grid, spans);
- }
-
- /* Free the grid. */
- g_free (grid);
-
- /* Replace the spans array. */
- old_spans = week_view->spans;
- week_view->spans = spans;
-
- /* Destroy the old spans array, destroying any unused canvas items. */
- if (old_spans) {
- for (span_num = 0; span_num < old_spans->len; span_num++) {
- span = &g_array_index (old_spans, EWeekViewEventSpan,
- span_num);
- if (span->background_item)
- gtk_object_destroy (GTK_OBJECT (span->background_item));
- if (span->text_item)
- gtk_object_destroy (GTK_OBJECT (span->text_item));
- }
- g_array_free (old_spans, TRUE);
- }
-}
-
-
-static void
-e_week_view_layout_event (EWeekView *week_view,
- EWeekViewEvent *event,
- guint8 *grid,
- GArray *spans)
-{
- gint start_day, end_day, span_start_day, span_end_day, rows_per_cell;
- gint free_row, row, day, span_num, spans_index, num_spans, max_day;
- EWeekViewEventSpan span, *old_span;
-
- start_day = e_week_view_find_day (week_view, event->start, FALSE);
- end_day = e_week_view_find_day (week_view, event->end, TRUE);
- max_day = week_view->display_month ? E_WEEK_VIEW_MAX_WEEKS * 7 - 1
- : 7 - 1;
- start_day = CLAMP (start_day, 0, max_day);
- end_day = CLAMP (end_day, 0, max_day);
-
-#if 0
- g_print ("In e_week_view_layout_event Start:%i End: %i\n",
- start_day, end_day);
-#endif
-
- /* Iterate through each of the spans of the event, where each span
- is a sequence of 1 or more days displayed next to each other. */
- span_start_day = start_day;
- rows_per_cell = E_WEEK_VIEW_MAX_ROWS_PER_CELL;
- span_num = 0;
- spans_index = spans->len;
- num_spans = 0;
- while (span_start_day <= end_day) {
- span_end_day = e_week_view_find_span_end (week_view,
- span_start_day);
- span_end_day = MIN (span_end_day, end_day);
-#if 0
- g_print (" Span start:%i end:%i\n", span_start_day,
- span_end_day);
-#endif
- /* Try each row until we find a free one or we fall off the
- bottom of the available rows. */
- row = 0;
- free_row = -1;
- while (free_row == -1 && row < rows_per_cell) {
- free_row = row;
- for (day = span_start_day; day <= span_end_day;
- day++) {
- if (grid[day * rows_per_cell + row]) {
- free_row = -1;
- break;
- }
- }
- row++;
- };
-
- if (free_row != -1) {
- /* Mark the cells as full. */
- for (day = span_start_day; day <= span_end_day;
- day++) {
- grid[day * rows_per_cell + free_row] = 1;
- }
-#if 0
- g_print (" Span start:%i end:%i row:%i\n",
- span_start_day, span_end_day, free_row);
-#endif
- /* Add the span to the array, and try to reuse any
- canvas items from the old spans. */
- span.start_day = span_start_day;
- span.num_days = span_end_day - span_start_day + 1;
- span.row = free_row;
- span.background_item = NULL;
- span.text_item = NULL;
- if (event->num_spans > span_num) {
- old_span = &g_array_index (week_view->spans, EWeekViewEventSpan, event->spans_index + span_num);
- span.background_item = old_span->background_item;
- span.text_item = old_span->text_item;
- old_span->background_item = NULL;
- old_span->text_item = NULL;
- }
-
- g_array_append_val (spans, span);
- num_spans++;
- }
-
- span_start_day = span_end_day + 1;
- span_num++;
- }
-
- /* Set the event's spans. */
- event->spans_index = spans_index;
- event->num_spans = num_spans;
-}
-
-
-static void
-e_week_view_ensure_events_sorted (EWeekView *week_view)
-{
- if (!week_view->events_sorted) {
- qsort (week_view->events->data,
- week_view->events->len,
- sizeof (EWeekViewEvent),
- e_week_view_event_sort_func);
- week_view->events_sorted = TRUE;
- }
-}
-
-
-static gint
-e_week_view_event_sort_func (const void *arg1,
- const void *arg2)
-{
- EWeekViewEvent *event1, *event2;
-
- event1 = (EWeekViewEvent*) arg1;
- event2 = (EWeekViewEvent*) 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 void
-e_week_view_reshape_events (EWeekView *week_view)
-{
- EWeekViewEvent *event;
- gint event_num, span_num;
-
- for (event_num = 0; event_num < week_view->events->len; event_num++) {
- event = &g_array_index (week_view->events, EWeekViewEvent,
- event_num);
- for (span_num = 0; span_num < event->num_spans; span_num++) {
- e_week_view_reshape_event_span (week_view, event_num,
- span_num);
- }
- }
-}
-
-
-static void
-e_week_view_reshape_event_span (EWeekView *week_view,
- gint event_num,
- gint span_num)
-{
- EWeekViewEvent *event;
- EWeekViewEventSpan *span;
- GdkFont *font;
- gint span_x, span_y, span_w, num_icons, icons_width, time_width;
- gint min_text_x, max_text_w, width;
- gboolean show_icons = TRUE, use_max_width = FALSE;
- gboolean one_day_event;
- iCalObject *ico;
- gdouble text_x, text_y, text_w, text_h;
- gchar *text, *end_of_line;
- gint line_len, text_width;
-
- event = &g_array_index (week_view->events, EWeekViewEvent, event_num);
- span = &g_array_index (week_view->spans, EWeekViewEventSpan,
- event->spans_index + span_num);
- ico = event->ico;
- font = GTK_WIDGET (week_view)->style->font;
-
- one_day_event = e_week_view_is_one_day_event (week_view, event_num);
-
- /* If the span will not be visible destroy the canvas items and
- return. */
- if (!e_week_view_get_span_position (week_view, event_num, span_num,
- &span_x, &span_y, &span_w)) {
- if (span->background_item)
- gtk_object_destroy (GTK_OBJECT (span->background_item));
- if (span->text_item)
- gtk_object_destroy (GTK_OBJECT (span->text_item));
- span->background_item = NULL;
- span->text_item = NULL;
- return;
- }
-
- if (!one_day_event && week_view->editing_event_num == event_num
- && week_view->editing_span_num == span_num) {
- show_icons = FALSE;
- use_max_width = TRUE;
- }
-
- num_icons = 0;
- if (show_icons) {
- if (ico->dalarm.enabled || ico->malarm.enabled
- || ico->palarm.enabled || ico->aalarm.enabled)
- num_icons++;
- if (ico->recur)
- num_icons++;
- }
-
- /* Create the background canvas item if necessary. */
- if (!span->background_item) {
- span->background_item =
- gnome_canvas_item_new (GNOME_CANVAS_GROUP (GNOME_CANVAS (week_view->main_canvas)->root),
- e_week_view_event_item_get_type (),
- NULL);
- }
-
- gnome_canvas_item_set (span->background_item,
- "event_num", event_num,
- "span_num", span_num,
- NULL);
-
- /* Create the text item if necessary. */
- if (!span->text_item) {
- span->text_item =
- gnome_canvas_item_new (GNOME_CANVAS_GROUP (GNOME_CANVAS (week_view->main_canvas)->root),
- e_text_get_type (),
- "font_gdk", GTK_WIDGET (week_view)->style->font,
- "anchor", GTK_ANCHOR_NW,
- "clip", TRUE,
-#if 0
- "max_lines", 1,
-#endif
- "editable", TRUE,
- "text", ico->summary ? ico->summary : "",
- NULL);
- gtk_signal_connect (GTK_OBJECT (span->text_item), "event",
- GTK_SIGNAL_FUNC (e_week_view_on_text_item_event),
- week_view);
- }
-
- /* Calculate the position of the text item.
- For events < 1 day it starts after the times & icons and ends at the
- right edge of the span.
- For events > 1 day we need to determine whether times are shown at
- the start and end of the span, then try to center the text item with
- the icons in the middle, but making sure we don't go over the times.
- */
-
-
- /* Calculate the space necessary to display a time, e.g. "13:00". */
- if (week_view->use_small_font && week_view->small_font)
- time_width = week_view->digit_width * 2
- + week_view->small_digit_width * 2;
- else
- time_width = week_view->digit_width * 4
- + week_view->colon_width;
-
- /* Calculate the space needed for the icons. */
- icons_width = (E_WEEK_VIEW_ICON_WIDTH + E_WEEK_VIEW_ICON_X_PAD)
- * num_icons;
-
- /* The y position and height are the same for both event types. */
- text_y = span_y + E_WEEK_VIEW_EVENT_BORDER_HEIGHT
- + E_WEEK_VIEW_EVENT_TEXT_Y_PAD;
- text_h = font->ascent + font->descent;
-
- if (one_day_event) {
- text_x = span_x + E_WEEK_VIEW_EVENT_L_PAD + icons_width;
-
- switch (week_view->time_format) {
- case E_WEEK_VIEW_TIME_BOTH_SMALL_MIN:
- case E_WEEK_VIEW_TIME_BOTH:
- text_x += time_width * 2 + week_view->space_width
- + E_WEEK_VIEW_EVENT_TIME_R_PAD;
- break;
- case E_WEEK_VIEW_TIME_START_SMALL_MIN:
- case E_WEEK_VIEW_TIME_START:
- text_x += time_width + E_WEEK_VIEW_EVENT_TIME_R_PAD;
- break;
- case E_WEEK_VIEW_TIME_NONE:
- break;
- }
- text_w = span_x + span_w - E_WEEK_VIEW_EVENT_BORDER_WIDTH
- - E_WEEK_VIEW_EVENT_R_PAD - text_x;
-
- } else {
- if (use_max_width) {
- text_x = span_x + E_WEEK_VIEW_EVENT_L_PAD
- + E_WEEK_VIEW_EVENT_BORDER_WIDTH
- + E_WEEK_VIEW_EVENT_TEXT_X_PAD;
- text_w = span_x + span_w - E_WEEK_VIEW_EVENT_R_PAD
- - E_WEEK_VIEW_EVENT_BORDER_WIDTH
- - E_WEEK_VIEW_EVENT_TEXT_X_PAD - text_x;
- } else {
- /* Get the requested size of the label. */
- gtk_object_get (GTK_OBJECT (span->text_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);
- }
-
- /* Add on the width of the icons and find the default
- position. */
- width = text_width + icons_width;
- text_x = span_x + (span_w - width) / 2;
-
- /* Now calculate the left-most valid position, and make
- sure we don't go to the left of that. */
- min_text_x = span_x + E_WEEK_VIEW_EVENT_L_PAD
- + E_WEEK_VIEW_EVENT_BORDER_WIDTH
- + E_WEEK_VIEW_EVENT_TEXT_X_PAD;
- if (event->start > week_view->day_starts[span->start_day])
- min_text_x += time_width
- + E_WEEK_VIEW_EVENT_TIME_R_PAD;
-
- text_x = MAX (text_x, min_text_x);
-
- /* Now calculate the largest valid width, using the
- calculated x position, and make sure we don't
- exceed that. */
- max_text_w = span_x + span_w - E_WEEK_VIEW_EVENT_R_PAD
- - E_WEEK_VIEW_EVENT_BORDER_WIDTH
- - E_WEEK_VIEW_EVENT_TEXT_X_PAD - text_x;
- if (event->end < week_view->day_starts[span->start_day
- + span->num_days])
- max_text_w -= time_width
- + E_WEEK_VIEW_EVENT_TIME_R_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 (span->text_item,
- "x", (gdouble) text_x,
- "y", (gdouble) text_y,
- "clip_width", (gdouble) text_w,
- "clip_height", (gdouble) text_h,
- NULL);
-}
-
-
-/* Finds the day containing the given time.
- If include_midnight_in_prev_day is TRUE then if the time exactly
- matches the start of a day the previous day is returned. This is useful
- when calculating the end day of an event. */
-static gint
-e_week_view_find_day (EWeekView *week_view,
- time_t time_to_find,
- gboolean include_midnight_in_prev_day)
-{
- gint num_days, day;
- time_t *day_starts;
-
- num_days = week_view->display_month ? E_WEEK_VIEW_MAX_WEEKS * 7 : 7;
- day_starts = week_view->day_starts;
-
- if (time_to_find < day_starts[0])
- return -1;
- if (time_to_find > day_starts[num_days])
- return num_days;
-
- for (day = 1; day <= num_days; day++) {
- if (time_to_find <= day_starts[day]) {
- if (time_to_find == day_starts[day]
- && !include_midnight_in_prev_day)
- return day;
- return day - 1;
- }
- }
-
- g_assert_not_reached ();
- return num_days;
-}
-
-
-/* This returns the last day in the same span as the given day. A span is all
- the days which are displayed next to each other from left to right.
- In the week view all spans are only 1 day, since Tuesday is below Monday
- rather than beside it etc. In the month view, if the weekends are not
- compressed then each week is a span, otherwise Monday to Saturday of each
- week is a span, and the Sundays are separate spans. */
-static gint
-e_week_view_find_span_end (EWeekView *week_view,
- gint day)
-{
- gint week, day_of_week, end_day;
-
- if (week_view->display_month) {
- week = day / 7;
- day_of_week = day % 7;
- if (week_view->compress_weekend && day_of_week <= 5)
- end_day = 5;
- else
- end_day = 6;
- return week * 7 + end_day;
- } else {
- return day;
- }
-}
-
-
-static void
-e_week_view_on_adjustment_changed (GtkAdjustment *adjustment,
- EWeekView *week_view)
-{
- GDate date;
- gint week_offset;
- struct tm tm;
- time_t lower, start, end;
- guint32 old_first_day_julian, new_first_day_julian;
-
- /* If we don't have a valid date set yet, just return. */
- if (!g_date_valid (&week_view->first_day_shown))
- return;
-
- /* Determine the first date shown. */
- date = week_view->base_date;
- week_offset = floor (adjustment->value + 0.5);
- g_date_add_days (&date, week_offset * 7);
-
- /* Convert the old & new first days shown to julian values. */
- old_first_day_julian = g_date_julian (&week_view->first_day_shown);
- new_first_day_julian = g_date_julian (&date);
-
- /* If we are already showing the date, just return. */
- if (old_first_day_julian == new_first_day_julian)
- return;
-
- /* Set the new first day shown. */
- week_view->first_day_shown = date;
-
- /* Convert it to a time_t. */
- g_date_to_struct_tm (&date, &tm);
- lower = mktime (&tm);
- lower = time_day_begin (lower);
-
- e_week_view_recalc_day_starts (week_view, lower);
- e_week_view_reload_events (week_view);
-
- /* Update the selection, if needed. */
- if (week_view->selection_start_day != -1) {
- start = week_view->day_starts[week_view->selection_start_day];
- end = week_view->day_starts[week_view->selection_end_day + 1];
- gnome_calendar_set_selected_time_range (week_view->calendar,
- start, end);
- }
-
- gtk_widget_queue_draw (week_view->main_canvas);
-}
-
-
-void
-e_week_view_start_editing_event (EWeekView *week_view,
- gint event_num,
- gint span_num,
- gchar *initial_text)
-{
- EWeekViewEvent *event;
- EWeekViewEventSpan *span;
- ETextEventProcessor *event_processor = NULL;
- ETextEventProcessorCommand command;
-
- /* If we are already editing the event, just return. */
- if (event_num == week_view->editing_event_num
- && span_num == week_view->editing_span_num)
- return;
-
- event = &g_array_index (week_view->events, EWeekViewEvent, event_num);
- span = &g_array_index (week_view->spans, EWeekViewEventSpan,
- event->spans_index + span_num);
-
- /* If the event is not shown, don't try to edit it. */
- if (!span->text_item)
- return;
-
- if (initial_text) {
- gnome_canvas_item_set (span->text_item,
- "text", initial_text,
- NULL);
- }
-
- e_canvas_item_grab_focus (span->text_item);
-
- /* Try to move the cursor to the end of the text. */
- gtk_object_get (GTK_OBJECT (span->text_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. */
-void
-e_week_view_stop_editing_event (EWeekView *week_view)
-{
- GtkWidget *toplevel;
-
- /* Check we are editing an event. */
- if (week_view->editing_event_num == -1)
- return;
-
- /* Set focus to the toplevel so the item loses focus. */
- toplevel = gtk_widget_get_toplevel (GTK_WIDGET (week_view));
- if (toplevel && GTK_IS_WINDOW (toplevel))
- gtk_window_set_focus (GTK_WINDOW (toplevel), NULL);
-}
-
-
-static gboolean
-e_week_view_on_text_item_event (GnomeCanvasItem *item,
- GdkEvent *event,
- EWeekView *week_view)
-{
- gint event_num, span_num;
-
- switch (event->type) {
- case GDK_BUTTON_PRESS:
- if (!e_week_view_find_event_from_item (week_view, item,
- &event_num, &span_num))
- return FALSE;
-
- if (event->button.button == 3) {
- e_week_view_show_popup_menu (week_view,
- (GdkEventButton*) event,
- event_num);
- gtk_signal_emit_stop_by_name (GTK_OBJECT (item->canvas),
- "button_press_event");
- return TRUE;
- }
-
- /* Only let the EText handle the event while editing. */
- if (!E_TEXT (item)->editing) {
- gtk_signal_emit_stop_by_name (GTK_OBJECT (item),
- "event");
-
-
- week_view->pressed_event_num = event_num;
- week_view->pressed_span_num = span_num;
-
- if (event) {
- week_view->drag_event_x = event->button.x;
- week_view->drag_event_y = event->button.y;
- } else
- g_warning ("No GdkEvent");
-
- /* FIXME: Remember the day offset from the start of
- the event. */
- }
- break;
- case GDK_BUTTON_RELEASE:
- if (!E_TEXT (item)->editing) {
- gtk_signal_emit_stop_by_name (GTK_OBJECT (item),
- "event");
-
- if (!e_week_view_find_event_from_item (week_view,
- item,
- &event_num,
- &span_num))
- return FALSE;
-
- if (week_view->pressed_event_num != -1
- && week_view->pressed_event_num == event_num
- && week_view->pressed_span_num == span_num) {
- e_week_view_start_editing_event (week_view,
- event_num,
- span_num,
- NULL);
- week_view->pressed_event_num = -1;
- return TRUE;
- }
- }
- week_view->pressed_event_num = -1;
- break;
- case GDK_FOCUS_CHANGE:
- if (event->focus_change.in) {
- g_print ("Item got keyboard focus\n");
- e_week_view_on_editing_started (week_view, item);
- } else {
- g_print ("Item lost keyboard focus\n");
- e_week_view_on_editing_stopped (week_view, item);
- }
-
- return FALSE;
- default:
- break;
- }
-
- return FALSE;
-}
-
-
-static void
-e_week_view_on_editing_started (EWeekView *week_view,
- GnomeCanvasItem *item)
-{
- gint event_num, span_num;
-
- if (!e_week_view_find_event_from_item (week_view, item,
- &event_num, &span_num))
- return;
-
- week_view->editing_event_num = event_num;
- week_view->editing_span_num = span_num;
-
- /* We need to reshape long events so the whole width is used while
- editing. */
- if (!e_week_view_is_one_day_event (week_view, event_num)) {
- e_week_view_reshape_event_span (week_view, event_num,
- span_num);
- }
-}
-
-
-static void
-e_week_view_on_editing_stopped (EWeekView *week_view,
- GnomeCanvasItem *item)
-{
- gint event_num, span_num;
- EWeekViewEvent *event;
- EWeekViewEventSpan *span;
- gchar *text = NULL;
-
- /* 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. */
- event_num = week_view->editing_event_num;
- span_num = week_view->editing_span_num;
-
- /* If no item is being edited, just return. */
- if (event_num == -1)
- return;
-
- event = &g_array_index (week_view->events, EWeekViewEvent, event_num);
- span = &g_array_index (week_view->spans, EWeekViewEventSpan,
- event->spans_index + span_num);
-
- /* Reset the edit fields. */
- week_view->editing_event_num = -1;
- week_view->editing_new_event = FALSE;
-
- /* Check that the event is still valid. */
- if (!event->ico->uid)
- return;
-
- gtk_object_get (GTK_OBJECT (span->text_item),
- "text", &text,
- NULL);
-
- /* Only update the summary if necessary. */
- if (text && event->ico->summary
- && !strcmp (text, event->ico->summary)) {
- g_free (text);
- if (!e_week_view_is_one_day_event (week_view, event_num))
- e_week_view_reshape_event_span (week_view, event_num,
- span_num);
- return;
- }
-
- if (event->ico->summary)
- g_free (event->ico->summary);
-
- event->ico->summary = text;
-
- /* Notify calendar of change. This will result in a call to update,
- which will reset the event label as appropriate. */
- gnome_calendar_object_changed (week_view->calendar, event->ico,
- CHANGE_SUMMARY);
-}
-
-
-static gboolean
-e_week_view_find_event_from_item (EWeekView *week_view,
- GnomeCanvasItem *item,
- gint *event_num_return,
- gint *span_num_return)
-{
- EWeekViewEvent *event;
- EWeekViewEventSpan *span;
- gint event_num, span_num, num_events;
-
- num_events = week_view->events->len;
- for (event_num = 0; event_num < num_events; event_num++) {
- event = &g_array_index (week_view->events, EWeekViewEvent,
- event_num);
- for (span_num = 0; span_num < event->num_spans; span_num++) {
- span = &g_array_index (week_view->spans,
- EWeekViewEventSpan,
- event->spans_index + span_num);
- if (span->text_item == item) {
- *event_num_return = event_num;
- *span_num_return = span_num;
- return TRUE;
- }
- }
- }
-
- return FALSE;
-}
-
-
-static gboolean
-e_week_view_find_event_from_uid (EWeekView *week_view,
- const gchar *uid,
- gint *event_num_return)
-{
- EWeekViewEvent *event;
- gint event_num, num_events;
-
- num_events = week_view->events->len;
- for (event_num = 0; event_num < num_events; event_num++) {
- event = &g_array_index (week_view->events, EWeekViewEvent,
- event_num);
- if (event->ico && event->ico->uid
- && !strcmp (uid, event->ico->uid)) {
- *event_num_return = event_num;
- return TRUE;
- }
- }
-
- return FALSE;
-}
-
-
-gboolean
-e_week_view_is_one_day_event (EWeekView *week_view,
- gint event_num)
-{
- EWeekViewEvent *event;
- EWeekViewEventSpan *span;
-
- event = &g_array_index (week_view->events, EWeekViewEvent, event_num);
- if (event->num_spans != 1)
- return FALSE;
-
- span = &g_array_index (week_view->spans, EWeekViewEventSpan,
- event->spans_index);
-
- if (event->start == week_view->day_starts[span->start_day]
- && event->end == week_view->day_starts[span->start_day + 1])
- return FALSE;
-
- if (span->num_days == 1
- && event->start >= week_view->day_starts[span->start_day]
- && event->end <= week_view->day_starts[span->start_day + 1])
- return TRUE;
-
- return FALSE;
-}
-
-
-static gint
-e_week_view_key_press (GtkWidget *widget, GdkEventKey *event)
-{
- EWeekView *week_view;
- iCalObject *ico;
- gint event_num;
- gchar *initial_text;
-
- g_return_val_if_fail (widget != NULL, FALSE);
- g_return_val_if_fail (E_IS_WEEK_VIEW (widget), FALSE);
- g_return_val_if_fail (event != NULL, FALSE);
-
- week_view = E_WEEK_VIEW (widget);
-
- /* The Escape key aborts a resize operation. */
-#if 0
- if (week_view->resize_drag_pos != E_WEEK_VIEW_POS_NONE) {
- if (event->keyval == GDK_Escape) {
- e_week_view_abort_resize (week_view, event->time);
- }
- return FALSE;
- }
-#endif
-
- if (week_view->selection_start_day == -1)
- return FALSE;
-
- /* We only want to start an edit with a return key or a simple
- character. */
- if (event->keyval == GDK_Return) {
- initial_text = NULL;
- } else if ((event->keyval < 0x20)
- || (event->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.
- Note that user_name is a global variable. */
- ico = ical_new ("", user_name, "");
- ico->new = 1;
- ico->dtstart = week_view->day_starts[week_view->selection_start_day];
- ico->dtend = week_view->day_starts[week_view->selection_end_day + 1];
-
- /* 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_week_view_add_event (ico, ico->dtstart, ico->dtend, week_view);
- e_week_view_check_layout (week_view);
- gtk_widget_queue_draw (week_view->main_canvas);
-
- if (e_week_view_find_event_from_uid (week_view, ico->uid,
- &event_num)) {
- e_week_view_start_editing_event (week_view, event_num, 0,
- initial_text);
- week_view->editing_new_event = TRUE;
- } else {
- g_warning ("Couldn't find event to start editing.\n");
- }
-
- gnome_calendar_add_object (week_view->calendar, ico);
-
- return TRUE;
-}
-
-
-void
-e_week_view_show_popup_menu (EWeekView *week_view,
- GdkEventButton *bevent,
- gint event_num)
-{
- EWeekViewEvent *event;
- int have_selection, not_being_edited, num_items, i;
- struct menu_item *context_menu;
-
- static struct menu_item items[] = {
- { N_("New appointment..."), (GtkSignalFunc) e_week_view_on_new_appointment, NULL, TRUE }
- };
-
- static struct menu_item child_items[] = {
- { N_("Edit this appointment..."), (GtkSignalFunc) e_week_view_on_edit_appointment, NULL, TRUE },
- { N_("Delete this appointment"), (GtkSignalFunc) e_week_view_on_delete_appointment, NULL, TRUE },
- { NULL, NULL, NULL, TRUE },
- { N_("New appointment..."), (GtkSignalFunc) e_week_view_on_new_appointment, NULL, TRUE }
- };
-
- static struct menu_item recur_child_items[] = {
- { N_("Make this appointment movable"), (GtkSignalFunc) e_week_view_on_unrecur_appointment, NULL, TRUE },
- { N_("Edit this appointment..."), (GtkSignalFunc) e_week_view_on_edit_appointment, NULL, TRUE },
- { N_("Delete this occurance"), (GtkSignalFunc) e_week_view_on_delete_occurance, NULL, TRUE },
- { N_("Delete all occurances"), (GtkSignalFunc) e_week_view_on_delete_appointment, NULL, TRUE },
- { NULL, NULL, NULL, TRUE },
- { N_("New appointment..."), (GtkSignalFunc) e_week_view_on_new_appointment, NULL, TRUE }
- };
-
- have_selection = GTK_WIDGET_HAS_FOCUS (week_view)
- && week_view->selection_start_day != -1;
-
- if (event_num == -1) {
- num_items = 1;
- context_menu = &items[0];
- context_menu[0].sensitive = have_selection;
- } else {
- event = &g_array_index (week_view->events,
- EWeekViewEvent, event_num);
-
- /* Check if the event is being edited in the event editor. */
- not_being_edited = (event->ico->user_data == NULL);
-
- if (event->ico->recur) {
- num_items = 6;
- context_menu = &recur_child_items[0];
- context_menu[3].sensitive = not_being_edited;
- context_menu[5].sensitive = have_selection;
- } else {
- num_items = 4;
- context_menu = &child_items[0];
- context_menu[3].sensitive = have_selection;
- }
- /* These settings are common for each context sensitive menu */
- context_menu[0].sensitive = not_being_edited;
- context_menu[1].sensitive = not_being_edited;
- context_menu[2].sensitive = not_being_edited;
- }
-
- for (i = 0; i < num_items; i++)
- context_menu[i].data = week_view;
-
- week_view->popup_event_num = event_num;
- popup_menu (context_menu, num_items, bevent);
-}
-
-
-static void
-e_week_view_on_new_appointment (GtkWidget *widget, gpointer data)
-{
- EWeekView *week_view;
- GtkWidget *event_editor;
- iCalObject *ico;
-
- week_view = E_WEEK_VIEW (data);
-
- ico = ical_new ("", user_name, "");
- ico->new = 1;
- ico->dtstart = week_view->day_starts[week_view->selection_start_day];
- ico->dtend = week_view->day_starts[week_view->selection_end_day + 1];
-
- event_editor = event_editor_new (week_view->calendar, ico);
- gtk_widget_show (event_editor);
-}
-
-
-static void
-e_week_view_on_edit_appointment (GtkWidget *widget, gpointer data)
-{
- EWeekView *week_view;
- EWeekViewEvent *event;
- GtkWidget *event_editor;
-
- week_view = E_WEEK_VIEW (data);
-
- if (week_view->popup_event_num == -1)
- return;
-
- event = &g_array_index (week_view->events, EWeekViewEvent,
- week_view->popup_event_num);
-
- event_editor = event_editor_new (week_view->calendar, event->ico);
- gtk_widget_show (event_editor);
-}
-
-
-static void
-e_week_view_on_delete_occurance (GtkWidget *widget, gpointer data)
-{
- EWeekView *week_view;
- EWeekViewEvent *event;
-
- week_view = E_WEEK_VIEW (data);
-
- if (week_view->popup_event_num == -1)
- return;
-
- event = &g_array_index (week_view->events, EWeekViewEvent,
- week_view->popup_event_num);
-
- ical_object_add_exdate (event->ico, event->start);
- gnome_calendar_object_changed (week_view->calendar, event->ico,
- CHANGE_DATES);
-}
-
-
-static void
-e_week_view_on_delete_appointment (GtkWidget *widget, gpointer data)
-{
- EWeekView *week_view;
- EWeekViewEvent *event;
-
- week_view = E_WEEK_VIEW (data);
-
- if (week_view->popup_event_num == -1)
- return;
-
- event = &g_array_index (week_view->events, EWeekViewEvent,
- week_view->popup_event_num);
-
- gnome_calendar_remove_object (week_view->calendar, event->ico);
-}
-
-
-static void
-e_week_view_on_unrecur_appointment (GtkWidget *widget, gpointer data)
-{
- EWeekView *week_view;
- EWeekViewEvent *event;
- iCalObject *ico;
-
- week_view = E_WEEK_VIEW (data);
-
- if (week_view->popup_event_num == -1)
- return;
-
- event = &g_array_index (week_view->events, EWeekViewEvent,
- week_view->popup_event_num);
-
- /* New object */
- ico = ical_object_duplicate (event->ico);
- g_free (ico->recur);
- ico->recur = 0;
- ico->dtstart = event->start;
- ico->dtend = event->end;
-
- /* Duplicate, and eliminate the recurrency fields */
- ical_object_add_exdate (event->ico, event->start);
- gnome_calendar_object_changed (week_view->calendar, event->ico,
- CHANGE_ALL);
- gnome_calendar_add_object (week_view->calendar, ico);
-}