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-rw-r--r--widgets/meeting-time-sel/e-meeting-time-sel.c3302
1 files changed, 0 insertions, 3302 deletions
diff --git a/widgets/meeting-time-sel/e-meeting-time-sel.c b/widgets/meeting-time-sel/e-meeting-time-sel.c
deleted file mode 100644
index 96db389e52..0000000000
--- a/widgets/meeting-time-sel/e-meeting-time-sel.c
+++ /dev/null
@@ -1,3302 +0,0 @@
-/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
-
-/*
- * Author :
- * Damon Chaplin <damon@gtk.org>
- *
- * 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
- */
-
-#include <config.h>
-#include <stdlib.h>
-#include <stdio.h>
-#include <string.h>
-#include <time.h>
-#include <gtk/gtkalignment.h>
-#include <gtk/gtkarrow.h>
-#include <gtk/gtkbutton.h>
-#include <gtk/gtkdrawingarea.h>
-#include <gtk/gtkentry.h>
-#include <gtk/gtkhbox.h>
-#include <gtk/gtkhscrollbar.h>
-#include <gtk/gtkhseparator.h>
-#include <gtk/gtklabel.h>
-#include <gtk/gtkmenu.h>
-#include <gtk/gtkradiomenuitem.h>
-#include <gtk/gtksignal.h>
-#include <gtk/gtkvbox.h>
-#include <gtk/gtkvscrollbar.h>
-#include <libgnomeui/gnome-dateedit.h>
-#include <libgnome/gnome-i18n.h>
-#include <libgnomeui/gnome-canvas-widget.h>
-
-#include <gal/widgets/e-canvas.h>
-#include <gal/widgets/e-canvas-utils.h>
-#include "e-meeting-time-sel.h"
-#include "e-meeting-time-sel-item.h"
-#include "e-meeting-time-sel-list-item.h"
-
-/* An array of hour strings, "0:00" .. "23:00". */
-const gchar *EMeetingTimeSelectorHours[24] = {
- "0:00", "1:00", "2:00", "3:00", "4:00", "5:00", "6:00", "7:00",
- "8:00", "9:00", "10:00", "11:00", "12:00", "13:00", "14:00", "15:00",
- "16:00", "17:00", "18:00", "19:00", "20:00", "21:00", "22:00", "23:00"
-};
-
-/* The number of days shown in the entire canvas. */
-#define E_MEETING_TIME_SELECTOR_DAYS_SHOWN 365
-
-/* This is the number of pixels between the mouse has to move before the
- scroll speed is incremented. */
-#define E_MEETING_TIME_SELECTOR_SCROLL_INCREMENT_WIDTH 10
-
-/* This is the maximum scrolling speed. */
-#define E_MEETING_TIME_SELECTOR_MAX_SCROLL_SPEED 4
-
-
-static void e_meeting_time_selector_class_init (EMeetingTimeSelectorClass * klass);
-static void e_meeting_time_selector_init (EMeetingTimeSelector * mts);
-static void e_meeting_time_selector_destroy (GtkObject *object);
-static void e_meeting_time_selector_alloc_named_color (EMeetingTimeSelector * mts,
- const char *name, GdkColor *c);
-static void e_meeting_time_selector_add_key_color (EMeetingTimeSelector * mts,
- GtkWidget *hbox,
- gchar *label_text,
- GdkColor *color);
-static gint e_meeting_time_selector_expose_key_color (GtkWidget *darea,
- GdkEventExpose *event,
- GdkColor *color);
-static gint e_meeting_time_selector_expose_title_bar (GtkWidget *darea,
- GdkEventExpose *event,
- gpointer data);
-static void e_meeting_time_selector_options_menu_detacher (GtkWidget *widget,
- GtkMenu *menu);
-static void e_meeting_time_selector_autopick_menu_detacher (GtkWidget *widget,
- GtkMenu *menu);
-static void e_meeting_time_selector_realize (GtkWidget *widget);
-static void e_meeting_time_selector_unrealize (GtkWidget *widget);
-static void e_meeting_time_selector_style_set (GtkWidget *widget,
- GtkStyle *previous_style);
-static gint e_meeting_time_selector_expose_event (GtkWidget *widget,
- GdkEventExpose *event);
-static void e_meeting_time_selector_draw (GtkWidget *widget,
- GdkRectangle *area);
-static void e_meeting_time_selector_draw_shadow (EMeetingTimeSelector *mts);
-static void e_meeting_time_selector_hadjustment_changed (GtkAdjustment *adjustment,
- EMeetingTimeSelector *mts);
-static void e_meeting_time_selector_vadjustment_changed (GtkAdjustment *adjustment,
- EMeetingTimeSelector *mts);
-
-static void e_meeting_time_selector_on_canvas_realized (GtkWidget *widget,
- EMeetingTimeSelector *mts);
-
-static gint e_meeting_time_selector_compare_period_starts (const void *arg1,
- const void *arg2);
-#if 0
-static gint e_meeting_time_selector_compare_periods (const void *arg1,
- const void *arg2);
-#endif
-static gint e_meeting_time_selector_compare_times (EMeetingTimeSelectorTime *time1,
- EMeetingTimeSelectorTime *time2);
-static void e_meeting_time_selector_on_options_button_clicked (GtkWidget *button,
- EMeetingTimeSelector *mts);
-static void e_meeting_time_selector_options_menu_position_callback (GtkMenu *menu,
- gint *x,
- gint *y,
- gpointer user_data);
-static void e_meeting_time_selector_on_zoomed_out_toggled (GtkWidget *button,
- EMeetingTimeSelector *mts);
-static void e_meeting_time_selector_on_working_hours_toggled (GtkWidget *button,
- EMeetingTimeSelector *mts);
-static void e_meeting_time_selector_on_invite_others_button_clicked (GtkWidget *button,
- EMeetingTimeSelector *mts);
-static void e_meeting_time_selector_on_update_free_busy (GtkWidget *button,
- EMeetingTimeSelector *mts);
-static void e_meeting_time_selector_on_autopick_button_clicked (GtkWidget *button,
- EMeetingTimeSelector *mts);
-static void e_meeting_time_selector_autopick_menu_position_callback (GtkMenu *menu,
- gint *x,
- gint *y,
- gpointer user_data);
-static void e_meeting_time_selector_on_autopick_option_toggled (GtkWidget *button,
- EMeetingTimeSelector *mts);
-static void e_meeting_time_selector_on_prev_button_clicked (GtkWidget *button,
- EMeetingTimeSelector *mts);
-static void e_meeting_time_selector_on_next_button_clicked (GtkWidget *button,
- EMeetingTimeSelector *mts);
-static void e_meeting_time_selector_autopick (EMeetingTimeSelector *mts,
- gboolean forward);
-static void e_meeting_time_selector_calculate_time_difference (EMeetingTimeSelectorTime *start,
- EMeetingTimeSelectorTime *end,
- gint *days,
- gint *hours,
- gint *minutes);
-static void e_meeting_time_selector_find_nearest_interval (EMeetingTimeSelector *mts,
- EMeetingTimeSelectorTime *start_time,
- EMeetingTimeSelectorTime *end_time,
- gint days, gint hours, gint mins);
-static void e_meeting_time_selector_find_nearest_interval_backward (EMeetingTimeSelector *mts,
- EMeetingTimeSelectorTime *start_time,
- EMeetingTimeSelectorTime *end_time,
- gint days, gint hours, gint mins);
-static void e_meeting_time_selector_adjust_time (EMeetingTimeSelectorTime *mtstime,
- gint days, gint hours, gint minutes);
-static EMeetingTimeSelectorPeriod* e_meeting_time_selector_find_time_clash (EMeetingTimeSelector *mts,
- EMeetingTimeSelectorAttendee *attendee,
- EMeetingTimeSelectorTime *start_time,
- EMeetingTimeSelectorTime *end_time);
-
-
-static void e_meeting_time_selector_recalc_grid (EMeetingTimeSelector *mts);
-static void e_meeting_time_selector_recalc_date_format (EMeetingTimeSelector *mts);
-static void e_meeting_time_selector_save_position (EMeetingTimeSelector *mts,
- EMeetingTimeSelectorTime *mtstime);
-static void e_meeting_time_selector_restore_position (EMeetingTimeSelector *mts,
- EMeetingTimeSelectorTime *mtstime);
-static void e_meeting_time_selector_on_start_time_changed (GtkWidget *widget,
- EMeetingTimeSelector *mts);
-static void e_meeting_time_selector_on_end_time_changed (GtkWidget *widget,
- EMeetingTimeSelector *mts);
-static void e_meeting_time_selector_update_date_popup_menus (EMeetingTimeSelector *mts);
-static void e_meeting_time_selector_on_attendees_list_size_allocate (GtkWidget *widget,
- GtkAllocation *allocation,
- EMeetingTimeSelector *mts);
-static void e_meeting_time_selector_on_canvas_size_allocate (GtkWidget *widget,
- GtkAllocation *allocation,
- EMeetingTimeSelector *mts);
-static void e_meeting_time_selector_update_main_canvas_scroll_region (EMeetingTimeSelector *mts);
-static void e_meeting_time_selector_update_attendees_list_scroll_region (EMeetingTimeSelector *mts);
-static gboolean e_meeting_time_selector_timeout_handler (gpointer data);
-static void e_meeting_time_selector_update_start_date_edit (EMeetingTimeSelector *mts);
-static void e_meeting_time_selector_update_end_date_edit (EMeetingTimeSelector *mts);
-static void e_meeting_time_selector_ensure_meeting_time_shown (EMeetingTimeSelector *mts);
-static void e_meeting_time_selector_update_dates_shown (EMeetingTimeSelector *mts);
-
-static void e_meeting_time_selector_update_attendees_list_positions (EMeetingTimeSelector *mts);
-static gboolean e_meeting_time_selector_on_text_item_event (GnomeCanvasItem *item,
- GdkEvent *event,
- EMeetingTimeSelector *mts);
-static gint e_meeting_time_selector_find_row_from_text_item (EMeetingTimeSelector *mts,
- GnomeCanvasItem *item);
-
-static GtkTableClass *parent_class;
-
-
-GtkType
-e_meeting_time_selector_get_type (void)
-{
- static guint e_meeting_time_selector_type = 0;
-
- if (!e_meeting_time_selector_type) {
- GtkTypeInfo e_meeting_time_selector_info =
- {
- "EMeetingTimeSelector",
- sizeof (EMeetingTimeSelector),
- sizeof (EMeetingTimeSelectorClass),
- (GtkClassInitFunc) e_meeting_time_selector_class_init,
- (GtkObjectInitFunc) e_meeting_time_selector_init,
- /* reserved_1 */ NULL,
- /* reserved_2 */ NULL,
- (GtkClassInitFunc) NULL,
- };
-
- e_meeting_time_selector_type = gtk_type_unique (GTK_TYPE_TABLE,
- &e_meeting_time_selector_info);
- }
- return e_meeting_time_selector_type;
-}
-
-
-static void
-e_meeting_time_selector_class_init (EMeetingTimeSelectorClass * klass)
-{
- GtkObjectClass *object_class;
- GtkWidgetClass *widget_class;
-
- parent_class = gtk_type_class (gtk_table_get_type());
-
- object_class = (GtkObjectClass *) klass;
- widget_class = (GtkWidgetClass *) klass;
-
- object_class->destroy = e_meeting_time_selector_destroy;
-
- widget_class->realize = e_meeting_time_selector_realize;
- widget_class->unrealize = e_meeting_time_selector_unrealize;
- widget_class->style_set = e_meeting_time_selector_style_set;
- widget_class->expose_event = e_meeting_time_selector_expose_event;
- widget_class->draw = e_meeting_time_selector_draw;
-}
-
-
-static void
-e_meeting_time_selector_init (EMeetingTimeSelector * mts)
-{
- GtkWidget *hbox, *separator, *button, *label, *table;
- GtkWidget *alignment, *child_hbox, *arrow, *menuitem;
- GSList *group;
- GdkVisual *visual;
- GdkColormap *colormap;
- guint accel_key;
- GtkAccelGroup *menu_accel_group;
- time_t meeting_start_time;
- struct tm *meeting_start_tm;
- guchar stipple_bits[] = {
- 0x01, 0x02, 0x04, 0x08, 0x10, 0x20, 0x40, 0x80,
- };
-
- /* The shadow is drawn in the border so it must be >= 2 pixels. */
- gtk_container_set_border_width (GTK_CONTAINER (mts), 2);
-
- mts->accel_group = gtk_accel_group_new ();
-
- mts->attendees = g_array_new (FALSE, FALSE,
- sizeof (EMeetingTimeSelectorAttendee));
-
- mts->working_hours_only = TRUE;
- mts->day_start_hour = 9;
- mts->day_start_minute = 0;
- mts->day_end_hour = 18;
- mts->day_end_minute = 0;
- mts->zoomed_out = FALSE;
- mts->dragging_position = E_MEETING_TIME_SELECTOR_POS_NONE;
-
- /* The default meeting time is the nearest half-hour interval in the
- future, in working hours. */
- meeting_start_time = time (NULL);
- g_date_clear (&mts->meeting_start_time.date, 1);
- g_date_set_time (&mts->meeting_start_time.date, meeting_start_time);
- meeting_start_tm = localtime (&meeting_start_time);
- mts->meeting_start_time.hour = meeting_start_tm->tm_hour;
- mts->meeting_start_time.minute = meeting_start_tm->tm_min;
-
- e_meeting_time_selector_find_nearest_interval (mts, &mts->meeting_start_time,
- &mts->meeting_end_time,
- 0, 0, 30);
-
- e_meeting_time_selector_update_dates_shown (mts);
-
- mts->meeting_positions_valid = FALSE;
-
- mts->row_height = 30;
- mts->col_width = 50;
- mts->day_width = 50 * 24 + 1;
-
- mts->auto_scroll_timeout_id = 0;
-
-
- mts->attendees_title_bar_vbox = gtk_vbox_new (FALSE, 2);
- /* Add some horizontal padding for the shadow around the display. */
- gtk_table_attach (GTK_TABLE (mts),
- mts->attendees_title_bar_vbox,
- 0, 1, 0, 1, GTK_EXPAND | GTK_FILL, GTK_FILL, 2, 0);
- gtk_widget_show (mts->attendees_title_bar_vbox);
-
- mts->attendees_title_bar = gtk_drawing_area_new ();
- gtk_box_pack_end (GTK_BOX (mts->attendees_title_bar_vbox),
- mts->attendees_title_bar, FALSE, FALSE, 0);
- gtk_widget_show (mts->attendees_title_bar);
- gtk_signal_connect (GTK_OBJECT (mts->attendees_title_bar),
- "expose_event",
- GTK_SIGNAL_FUNC (e_meeting_time_selector_expose_title_bar), mts);
-
- mts->attendees_list = e_canvas_new ();
- /* Add some horizontal padding for the shadow around the display. */
- gtk_table_attach (GTK_TABLE (mts), mts->attendees_list,
- 0, 1, 1, 2,
- GTK_EXPAND | GTK_FILL, GTK_EXPAND | GTK_FILL, 2, 0);
- gtk_widget_show (mts->attendees_list);
- gtk_signal_connect (GTK_OBJECT (mts->attendees_list), "realize",
- GTK_SIGNAL_FUNC (e_meeting_time_selector_on_canvas_realized), mts);
- gtk_signal_connect (GTK_OBJECT (mts->attendees_list), "size_allocate",
- GTK_SIGNAL_FUNC (e_meeting_time_selector_on_attendees_list_size_allocate), mts);
-
- /* Create the item in the list canvas. */
- gnome_canvas_item_new (GNOME_CANVAS_GROUP (GNOME_CANVAS (mts->attendees_list)->root),
- e_meeting_time_selector_list_item_get_type (),
- "EMeetingTimeSelectorListItem::meeting_time_selector", mts,
- NULL);
-
- mts->display_top = gnome_canvas_new ();
- gnome_canvas_set_scroll_region (GNOME_CANVAS (mts->display_top),
- 0, 0,
- mts->day_width * E_MEETING_TIME_SELECTOR_DAYS_SHOWN,
- mts->row_height * 3);
- /* Add some horizontal padding for the shadow around the display. */
- gtk_table_attach (GTK_TABLE (mts), mts->display_top,
- 1, 4, 0, 1, GTK_EXPAND | GTK_FILL, 0, 2, 0);
- gtk_widget_show (mts->display_top);
- gtk_signal_connect (GTK_OBJECT (mts->display_top), "realize",
- GTK_SIGNAL_FUNC (e_meeting_time_selector_on_canvas_realized), mts);
-
- mts->display_main = gnome_canvas_new ();
- e_meeting_time_selector_update_main_canvas_scroll_region (mts);
- /* Add some horizontal padding for the shadow around the display. */
- gtk_table_attach (GTK_TABLE (mts), mts->display_main,
- 1, 4, 1, 2,
- GTK_EXPAND | GTK_FILL, GTK_EXPAND | GTK_FILL, 2, 0);
- gtk_widget_show (mts->display_main);
- gtk_signal_connect (GTK_OBJECT (mts->display_main), "realize",
- GTK_SIGNAL_FUNC (e_meeting_time_selector_on_canvas_realized), mts);
- gtk_signal_connect (GTK_OBJECT (mts->display_main), "size_allocate",
- GTK_SIGNAL_FUNC (e_meeting_time_selector_on_canvas_size_allocate), mts);
-
- mts->hscrollbar = gtk_hscrollbar_new (GTK_LAYOUT (mts->display_main)->hadjustment);
- gtk_table_attach (GTK_TABLE (mts), mts->hscrollbar,
- 1, 4, 2, 3, GTK_EXPAND | GTK_FILL, 0, 0, 0);
- gtk_widget_show (mts->hscrollbar);
-
- mts->vscrollbar = gtk_vscrollbar_new (GTK_LAYOUT (mts->display_main)->vadjustment);
- gtk_table_attach (GTK_TABLE (mts), mts->vscrollbar,
- 4, 5, 1, 2, 0, GTK_EXPAND | GTK_FILL, 0, 0);
- gtk_widget_show (mts->vscrollbar);
-
- /* Create the item in the top canvas. */
- gnome_canvas_item_new (GNOME_CANVAS_GROUP (GNOME_CANVAS (mts->display_top)->root),
- e_meeting_time_selector_item_get_type (),
- "EMeetingTimeSelectorItem::meeting_time_selector", mts,
- NULL);
-
- /* Create the item in the main canvas. */
- gnome_canvas_item_new (GNOME_CANVAS_GROUP (GNOME_CANVAS (mts->display_main)->root),
- e_meeting_time_selector_item_get_type (),
- "EMeetingTimeSelectorItem::meeting_time_selector", mts,
- NULL);
-
- /* Create the hbox containing the color key. */
- hbox = gtk_hbox_new (FALSE, 2);
- gtk_table_attach (GTK_TABLE (mts), hbox,
- 1, 4, 3, 4, GTK_FILL, 0, 0, 8);
- gtk_widget_show (hbox);
-
- e_meeting_time_selector_add_key_color (mts, hbox, _("Tentative"), &mts->busy_colors[E_MEETING_TIME_SELECTOR_BUSY_TENTATIVE]);
- e_meeting_time_selector_add_key_color (mts, hbox, _("Busy"), &mts->busy_colors[E_MEETING_TIME_SELECTOR_BUSY_BUSY]);
- e_meeting_time_selector_add_key_color (mts, hbox, _("Out of Office"), &mts->busy_colors[E_MEETING_TIME_SELECTOR_BUSY_OUT_OF_OFFICE]);
- e_meeting_time_selector_add_key_color (mts, hbox, _("No Information"),
- NULL);
-
- separator = gtk_hseparator_new ();
- gtk_table_attach (GTK_TABLE (mts), separator,
- 0, 5, 4, 5, GTK_FILL, 0, 0, 0);
- gtk_widget_show (separator);
-
- /* Create the Invite Others & Options buttons on the left. */
- hbox = gtk_hbox_new (FALSE, 4);
- gtk_table_attach (GTK_TABLE (mts), hbox,
- 0, 1, 3, 4, GTK_FILL, 0, 0, 0);
- gtk_widget_show (hbox);
-
- button = gtk_button_new_with_label ("");
- accel_key = gtk_label_parse_uline (GTK_LABEL (GTK_BIN (button)->child),
- _("_Invite Others..."));
- gtk_box_pack_start (GTK_BOX (hbox), button, TRUE, TRUE, 0);
- gtk_widget_show (button);
- gtk_widget_add_accelerator (button, "clicked", mts->accel_group,
- accel_key, GDK_MOD1_MASK, 0);
- gtk_signal_connect (GTK_OBJECT (button), "clicked",
- GTK_SIGNAL_FUNC (e_meeting_time_selector_on_invite_others_button_clicked), mts);
-
- mts->options_button = gtk_button_new ();
- gtk_box_pack_start (GTK_BOX (hbox), mts->options_button, TRUE, TRUE, 0);
- gtk_widget_show (mts->options_button);
-
- gtk_signal_connect (GTK_OBJECT (mts->options_button), "clicked",
- GTK_SIGNAL_FUNC (e_meeting_time_selector_on_options_button_clicked), mts);
-
- child_hbox = gtk_hbox_new (FALSE, 2);
- gtk_container_add (GTK_CONTAINER (mts->options_button), child_hbox);
- gtk_widget_show (child_hbox);
-
- label = gtk_label_new ("");
- accel_key = gtk_label_parse_uline (GTK_LABEL (label), _("_Options"));
- gtk_box_pack_start (GTK_BOX (child_hbox), label, TRUE, TRUE, 0);
- gtk_widget_show (label);
- gtk_widget_add_accelerator (mts->options_button, "clicked", mts->accel_group,
- accel_key, GDK_MOD1_MASK, 0);
-
- arrow = gtk_arrow_new (GTK_ARROW_DOWN, GTK_SHADOW_OUT);
- gtk_box_pack_start (GTK_BOX (child_hbox), arrow, FALSE, FALSE, 2);
- gtk_widget_show (arrow);
-
- /* Create the Options menu. */
- mts->options_menu = gtk_menu_new ();
- gtk_menu_attach_to_widget (GTK_MENU (mts->options_menu), mts->options_button,
- e_meeting_time_selector_options_menu_detacher);
- menu_accel_group = gtk_menu_ensure_uline_accel_group (GTK_MENU (mts->options_menu));
-
- menuitem = gtk_check_menu_item_new_with_label ("");
- accel_key = gtk_label_parse_uline (GTK_LABEL (GTK_BIN (menuitem)->child), _("Show _Only Working Hours"));
- gtk_menu_append (GTK_MENU (mts->options_menu), menuitem);
- gtk_check_menu_item_set_active (GTK_CHECK_MENU_ITEM (menuitem),
- mts->working_hours_only);
- gtk_widget_add_accelerator (menuitem, "activate", menu_accel_group,
- accel_key, 0, 0);
- gtk_widget_add_accelerator (menuitem, "activate", menu_accel_group,
- accel_key, GDK_MOD1_MASK, 0);
- gtk_signal_connect (GTK_OBJECT (menuitem), "toggled",
- GTK_SIGNAL_FUNC (e_meeting_time_selector_on_working_hours_toggled), mts);
- gtk_widget_show (menuitem);
-
- menuitem = gtk_check_menu_item_new_with_label ("");
- accel_key = gtk_label_parse_uline (GTK_LABEL (GTK_BIN (menuitem)->child), _("Show _Zoomed Out"));
- gtk_menu_append (GTK_MENU (mts->options_menu), menuitem);
- gtk_check_menu_item_set_active (GTK_CHECK_MENU_ITEM (menuitem),
- mts->zoomed_out);
- gtk_widget_add_accelerator (menuitem, "activate", menu_accel_group,
- accel_key, 0, 0);
- gtk_widget_add_accelerator (menuitem, "activate", menu_accel_group,
- accel_key, GDK_MOD1_MASK, 0);
- gtk_signal_connect (GTK_OBJECT (menuitem), "toggled",
- GTK_SIGNAL_FUNC (e_meeting_time_selector_on_zoomed_out_toggled), mts);
- gtk_widget_show (menuitem);
-
- menuitem = gtk_menu_item_new ();
- gtk_menu_append (GTK_MENU (mts->options_menu), menuitem);
- gtk_widget_set_sensitive (menuitem, FALSE);
- gtk_widget_show (menuitem);
-
- menuitem = gtk_menu_item_new_with_label ("");
- accel_key = gtk_label_parse_uline (GTK_LABEL (GTK_BIN (menuitem)->child), _("_Update Free/Busy"));
- gtk_menu_append (GTK_MENU (mts->options_menu), menuitem);
- gtk_widget_add_accelerator (menuitem, "activate", menu_accel_group,
- accel_key, 0, 0);
- gtk_widget_add_accelerator (menuitem, "activate", menu_accel_group,
- accel_key, GDK_MOD1_MASK, 0);
- gtk_signal_connect (GTK_OBJECT (menuitem), "activate",
- GTK_SIGNAL_FUNC (e_meeting_time_selector_on_update_free_busy), mts);
- gtk_widget_show (menuitem);
-
- /* Create the 3 AutoPick buttons on the left. */
- hbox = gtk_hbox_new (FALSE, 0);
- gtk_table_attach (GTK_TABLE (mts), hbox,
- 0, 1, 5, 6, GTK_FILL, 0, 0, 0);
- gtk_widget_show (hbox);
-
- button = gtk_button_new_with_label ("");
- accel_key = gtk_label_parse_uline (GTK_LABEL (GTK_BIN (button)->child),
- _("_<<"));
- gtk_widget_add_accelerator (button, "clicked", mts->accel_group,
- accel_key, GDK_MOD1_MASK | GDK_SHIFT_MASK, 0);
- gtk_box_pack_start (GTK_BOX (hbox), button, TRUE, TRUE, 0);
- gtk_widget_show (button);
- gtk_signal_connect (GTK_OBJECT (button), "clicked",
- GTK_SIGNAL_FUNC (e_meeting_time_selector_on_prev_button_clicked), mts);
-
- mts->autopick_button = gtk_button_new ();
- gtk_box_pack_start (GTK_BOX (hbox), mts->autopick_button, TRUE, TRUE, 0);
- gtk_widget_show (mts->autopick_button);
-
- child_hbox = gtk_hbox_new (FALSE, 2);
- gtk_container_add (GTK_CONTAINER (mts->autopick_button), child_hbox);
- gtk_widget_show (child_hbox);
-
- label = gtk_label_new ("");
- accel_key = gtk_label_parse_uline (GTK_LABEL (label), _("_Autopick"));
- gtk_box_pack_start (GTK_BOX (child_hbox), label, TRUE, TRUE, 0);
- gtk_widget_show (label);
- gtk_widget_add_accelerator (mts->autopick_button, "clicked", mts->accel_group,
- accel_key, GDK_MOD1_MASK, 0);
- gtk_signal_connect (GTK_OBJECT (mts->autopick_button), "clicked",
- GTK_SIGNAL_FUNC (e_meeting_time_selector_on_autopick_button_clicked), mts);
-
- arrow = gtk_arrow_new (GTK_ARROW_DOWN, GTK_SHADOW_OUT);
- gtk_box_pack_start (GTK_BOX (child_hbox), arrow, FALSE, FALSE, 2);
- gtk_widget_show (arrow);
-
- button = gtk_button_new_with_label ("");
- accel_key = gtk_label_parse_uline (GTK_LABEL (GTK_BIN (button)->child),
- _(">_>"));
- gtk_widget_add_accelerator (button, "clicked", mts->accel_group,
- accel_key, GDK_MOD1_MASK | GDK_SHIFT_MASK, 0);
- gtk_box_pack_start (GTK_BOX (hbox), button, TRUE, TRUE, 0);
- gtk_widget_show (button);
- gtk_signal_connect (GTK_OBJECT (button), "clicked",
- GTK_SIGNAL_FUNC (e_meeting_time_selector_on_next_button_clicked), mts);
-
- /* Create the Autopick menu. */
- mts->autopick_menu = gtk_menu_new ();
- gtk_menu_attach_to_widget (GTK_MENU (mts->autopick_menu), mts->autopick_button,
- e_meeting_time_selector_autopick_menu_detacher);
- menu_accel_group = gtk_menu_ensure_uline_accel_group (GTK_MENU (mts->autopick_menu));
-
- menuitem = gtk_radio_menu_item_new_with_label (NULL, "");
- mts->autopick_all_item = menuitem;
- group = gtk_radio_menu_item_group (GTK_RADIO_MENU_ITEM (menuitem));
- accel_key = gtk_label_parse_uline (GTK_LABEL (GTK_BIN (menuitem)->child), _("_All People and Resources"));
- gtk_menu_append (GTK_MENU (mts->autopick_menu), menuitem);
- gtk_widget_add_accelerator (menuitem, "activate", menu_accel_group,
- accel_key, 0, 0);
- gtk_widget_add_accelerator (menuitem, "activate", menu_accel_group,
- accel_key, GDK_MOD1_MASK, 0);
- gtk_signal_connect (GTK_OBJECT (menuitem), "toggled",
- GTK_SIGNAL_FUNC (e_meeting_time_selector_on_autopick_option_toggled), mts);
- gtk_widget_show (menuitem);
-
- menuitem = gtk_radio_menu_item_new_with_label (group, "");
- mts->autopick_all_people_one_resource_item = menuitem;
- group = gtk_radio_menu_item_group (GTK_RADIO_MENU_ITEM (menuitem));
- accel_key = gtk_label_parse_uline (GTK_LABEL (GTK_BIN (menuitem)->child), _("All _People and One Resource"));
- gtk_menu_append (GTK_MENU (mts->autopick_menu), menuitem);
- gtk_widget_add_accelerator (menuitem, "activate", menu_accel_group,
- accel_key, 0, 0);
- gtk_widget_add_accelerator (menuitem, "activate", menu_accel_group,
- accel_key, GDK_MOD1_MASK, 0);
- gtk_signal_connect (GTK_OBJECT (menuitem), "toggled",
- GTK_SIGNAL_FUNC (e_meeting_time_selector_on_autopick_option_toggled), mts);
- gtk_widget_show (menuitem);
-
- menuitem = gtk_radio_menu_item_new_with_label (group, "");
- mts->autopick_required_people_item = menuitem;
- group = gtk_radio_menu_item_group (GTK_RADIO_MENU_ITEM (menuitem));
- accel_key = gtk_label_parse_uline (GTK_LABEL (GTK_BIN (menuitem)->child), _("_Required People"));
- gtk_menu_append (GTK_MENU (mts->autopick_menu), menuitem);
- gtk_widget_add_accelerator (menuitem, "activate", menu_accel_group,
- accel_key, 0, 0);
- gtk_widget_add_accelerator (menuitem, "activate", menu_accel_group,
- accel_key, GDK_MOD1_MASK, 0);
- gtk_signal_connect (GTK_OBJECT (menuitem), "activate",
- GTK_SIGNAL_FUNC (e_meeting_time_selector_on_autopick_option_toggled), mts);
- gtk_widget_show (menuitem);
-
- menuitem = gtk_radio_menu_item_new_with_label (group, "");
- mts->autopick_required_people_one_resource_item = menuitem;
- group = gtk_radio_menu_item_group (GTK_RADIO_MENU_ITEM (menuitem));
- accel_key = gtk_label_parse_uline (GTK_LABEL (GTK_BIN (menuitem)->child), _("Required People and _One Resource"));
- gtk_menu_append (GTK_MENU (mts->autopick_menu), menuitem);
- gtk_widget_add_accelerator (menuitem, "activate", menu_accel_group,
- accel_key, 0, 0);
- gtk_widget_add_accelerator (menuitem, "activate", menu_accel_group,
- accel_key, GDK_MOD1_MASK, 0);
- gtk_signal_connect (GTK_OBJECT (menuitem), "activate",
- GTK_SIGNAL_FUNC (e_meeting_time_selector_on_autopick_option_toggled), mts);
- gtk_widget_show (menuitem);
-
- /* Create the date entry fields on the right. */
- alignment = gtk_alignment_new (0.5, 0.5, 0, 0);
- gtk_table_attach (GTK_TABLE (mts), alignment,
- 1, 4, 5, 6, GTK_FILL, 0, 0, 0);
- gtk_widget_show (alignment);
-
- table = gtk_table_new (2, 2, FALSE);
- gtk_table_set_row_spacings (GTK_TABLE (table), 4);
- gtk_container_add (GTK_CONTAINER (alignment), table);
- gtk_widget_show (table);
-
- label = gtk_label_new ("");
- accel_key = gtk_label_parse_uline (GTK_LABEL (label),
- _("Meeting _start time:"));
- gtk_misc_set_alignment (GTK_MISC (label), 0.0, 0.5);
- gtk_table_attach (GTK_TABLE (table), label,
- 0, 1, 0, 1, GTK_FILL, 0, 4, 0);
- gtk_widget_show (label);
-
- mts->start_date_edit = gnome_date_edit_new (0, TRUE, TRUE);
- /* I don't like the 'Calendar' label. */
- gtk_widget_hide (GNOME_DATE_EDIT (mts->start_date_edit)->cal_label);
- gtk_table_attach (GTK_TABLE (table), mts->start_date_edit,
- 1, 2, 0, 1, GTK_FILL, 0, 0, 0);
- gtk_widget_show (mts->start_date_edit);
- gtk_signal_connect (GTK_OBJECT (mts->start_date_edit), "date_changed",
- GTK_SIGNAL_FUNC (e_meeting_time_selector_on_start_time_changed), mts);
- gtk_signal_connect (GTK_OBJECT (mts->start_date_edit), "time_changed",
- GTK_SIGNAL_FUNC (e_meeting_time_selector_on_start_time_changed), mts);
- gtk_signal_connect (GTK_OBJECT (GNOME_DATE_EDIT (mts->start_date_edit)->date_entry), "activate", GTK_SIGNAL_FUNC (e_meeting_time_selector_on_start_time_changed), mts);
- gtk_signal_connect (GTK_OBJECT (GNOME_DATE_EDIT (mts->start_date_edit)->time_entry), "activate", GTK_SIGNAL_FUNC (e_meeting_time_selector_on_start_time_changed), mts);
- gtk_widget_add_accelerator (GNOME_DATE_EDIT (mts->start_date_edit)->date_entry,
- "grab_focus", mts->accel_group,
- accel_key, GDK_MOD1_MASK, 0);
-
- label = gtk_label_new ("");
- accel_key = gtk_label_parse_uline (GTK_LABEL (label),
- _("Meeting _end time:"));
- gtk_misc_set_alignment (GTK_MISC (label), 0.0, 0.5);
- gtk_table_attach (GTK_TABLE (table), label,
- 0, 1, 1, 2, GTK_FILL, 0, 4, 0);
- gtk_widget_show (label);
-
- mts->end_date_edit = gnome_date_edit_new (0, TRUE, TRUE);
- gtk_widget_hide (GNOME_DATE_EDIT (mts->end_date_edit)->cal_label);
- gtk_table_attach (GTK_TABLE (table), mts->end_date_edit,
- 1, 2, 1, 2, GTK_FILL, 0, 0, 0);
- gtk_widget_show (mts->end_date_edit);
- gtk_signal_connect (GTK_OBJECT (mts->end_date_edit), "date_changed",
- GTK_SIGNAL_FUNC (e_meeting_time_selector_on_end_time_changed), mts);
- gtk_signal_connect (GTK_OBJECT (mts->end_date_edit), "time_changed",
- GTK_SIGNAL_FUNC (e_meeting_time_selector_on_end_time_changed), mts);
- gtk_signal_connect (GTK_OBJECT (GNOME_DATE_EDIT (mts->end_date_edit)->date_entry), "activate", GTK_SIGNAL_FUNC (e_meeting_time_selector_on_end_time_changed), mts);
- gtk_signal_connect (GTK_OBJECT (GNOME_DATE_EDIT (mts->end_date_edit)->time_entry), "activate", GTK_SIGNAL_FUNC (e_meeting_time_selector_on_end_time_changed), mts);
- gtk_widget_add_accelerator (GNOME_DATE_EDIT (mts->end_date_edit)->date_entry,
- "grab_focus", mts->accel_group,
- accel_key, GDK_MOD1_MASK, 0);
-
- gtk_table_set_col_spacing (GTK_TABLE (mts), 0, 4);
- gtk_table_set_row_spacing (GTK_TABLE (mts), 4, 12);
-
- /* Allocate the colors. */
- visual = gtk_widget_get_visual (GTK_WIDGET (mts));
- colormap = gtk_widget_get_colormap (GTK_WIDGET (mts));
- mts->color_context = gdk_color_context_new (visual, colormap);
- e_meeting_time_selector_alloc_named_color (mts, "gray75", &mts->bg_color);
- e_meeting_time_selector_alloc_named_color (mts, "gray50", &mts->all_attendees_bg_color);
- gdk_color_black (colormap, &mts->grid_color);
- gdk_color_white (colormap, &mts->grid_shadow_color);
- e_meeting_time_selector_alloc_named_color (mts, "gray50", &mts->grid_unused_color);
- gdk_color_white (colormap, &mts->meeting_time_bg_color);
- gdk_color_white (colormap, &mts->stipple_bg_color);
- gdk_color_white (colormap, &mts->attendee_list_bg_color);
-
- e_meeting_time_selector_alloc_named_color (mts, "LightSkyBlue2", &mts->busy_colors[E_MEETING_TIME_SELECTOR_BUSY_TENTATIVE]);
- e_meeting_time_selector_alloc_named_color (mts, "blue", &mts->busy_colors[E_MEETING_TIME_SELECTOR_BUSY_BUSY]);
- e_meeting_time_selector_alloc_named_color (mts, "HotPink3", &mts->busy_colors[E_MEETING_TIME_SELECTOR_BUSY_OUT_OF_OFFICE]);
-
- /* Create the stipple, for attendees with no data. */
- mts->stipple = gdk_bitmap_create_from_data (NULL, (gchar*)stipple_bits,
- 8, 8);
-
- /* Connect handlers to the adjustments in the main canvas, so we can
- scroll the other 2 canvases. */
- gtk_signal_connect (GTK_OBJECT (GTK_LAYOUT (mts->display_main)->hadjustment), "value_changed", GTK_SIGNAL_FUNC (e_meeting_time_selector_hadjustment_changed), mts);
- gtk_signal_connect (GTK_OBJECT (GTK_LAYOUT (mts->display_main)->vadjustment), "value_changed", GTK_SIGNAL_FUNC (e_meeting_time_selector_vadjustment_changed), mts);
- gtk_signal_connect (GTK_OBJECT (GTK_LAYOUT (mts->display_main)->vadjustment), "changed", GTK_SIGNAL_FUNC (e_meeting_time_selector_vadjustment_changed), mts);
-
- e_meeting_time_selector_recalc_grid (mts);
- e_meeting_time_selector_ensure_meeting_time_shown (mts);
- e_meeting_time_selector_update_start_date_edit (mts);
- e_meeting_time_selector_update_end_date_edit (mts);
- e_meeting_time_selector_update_date_popup_menus (mts);
-}
-
-
-/* This adds a color to the color key beneath the main display. If color is
- NULL, it displays the No Info stipple instead. */
-static void
-e_meeting_time_selector_add_key_color (EMeetingTimeSelector * mts,
- GtkWidget *hbox,
- gchar *label_text, GdkColor *color)
-{
- GtkWidget *child_hbox, *darea, *label;
-
- child_hbox = gtk_hbox_new (FALSE, 4);
- gtk_box_pack_start (GTK_BOX (hbox), child_hbox, TRUE, TRUE, 0);
- gtk_widget_show (child_hbox);
-
- darea = gtk_drawing_area_new ();
- gtk_box_pack_start (GTK_BOX (child_hbox), darea, FALSE, FALSE, 0);
- gtk_object_set_user_data (GTK_OBJECT (darea), mts);
- gtk_widget_set_usize (darea, 14, 14);
- gtk_widget_show (darea);
-
- label = gtk_label_new (label_text);
- gtk_misc_set_alignment (GTK_MISC (label), 0.0, 0.5);
- gtk_box_pack_start (GTK_BOX (child_hbox), label, TRUE, TRUE, 0);
- gtk_widget_show (label);
-
- gtk_signal_connect (GTK_OBJECT (darea), "expose_event",
- GTK_SIGNAL_FUNC (e_meeting_time_selector_expose_key_color),
- color);
-}
-
-
-static gint
-e_meeting_time_selector_expose_title_bar (GtkWidget *widget,
- GdkEventExpose *event,
- gpointer data)
-{
- EMeetingTimeSelector * mts;
- GdkFont *font;
-
- mts = E_MEETING_TIME_SELECTOR (data);
-
- gtk_draw_shadow (widget->style, widget->window, GTK_STATE_NORMAL,
- GTK_SHADOW_OUT, 0, 0,
- E_MEETING_TIME_SELECTOR_ICON_COLUMN_WIDTH + 1,
- widget->allocation.height);
- gtk_draw_shadow (widget->style, widget->window, GTK_STATE_NORMAL,
- GTK_SHADOW_OUT,
- E_MEETING_TIME_SELECTOR_ICON_COLUMN_WIDTH + 1, 0,
- widget->allocation.width - E_MEETING_TIME_SELECTOR_ICON_COLUMN_WIDTH - 1,
- widget->allocation.height);
-
- font = widget->style->font;
- gdk_draw_string (widget->window, font,
- widget->style->fg_gc[GTK_STATE_NORMAL],
- E_MEETING_TIME_SELECTOR_ICON_COLUMN_WIDTH + 4,
- 4 + font->ascent, _("All Attendees"));
-
- return FALSE;
-}
-
-
-static gint
-e_meeting_time_selector_expose_key_color (GtkWidget *darea,
- GdkEventExpose *event,
- GdkColor *color)
-{
- EMeetingTimeSelector * mts;
- GdkGC *gc;
- gint width, height;
-
- mts = gtk_object_get_user_data (GTK_OBJECT (darea));
- gc = mts->color_key_gc;
- width = darea->allocation.width;
- height = darea->allocation.height;
-
- gtk_draw_shadow (darea->style, darea->window, GTK_STATE_NORMAL,
- GTK_SHADOW_IN, 0, 0, width, height);
-
- if (color) {
- gdk_gc_set_foreground (gc, color);
- gdk_draw_rectangle (darea->window, gc, TRUE, 1, 1,
- width - 2, height - 2);
- } else {
- gdk_gc_set_foreground (gc, &mts->grid_color);
- gdk_gc_set_background (gc, &mts->stipple_bg_color);
- gdk_gc_set_stipple (gc, mts->stipple);
- gdk_gc_set_fill (gc, GDK_OPAQUE_STIPPLED);
- gdk_draw_rectangle (darea->window, gc, TRUE, 1, 1,
- width - 2, height - 2);
- gdk_gc_set_fill (gc, GDK_SOLID);
- }
-
- return TRUE;
-}
-
-
-static void
-e_meeting_time_selector_alloc_named_color (EMeetingTimeSelector * mts,
- const char *name, GdkColor *c)
-{
- int failed;
-
- g_return_if_fail (name != NULL);
- g_return_if_fail (c != NULL);
-
- gdk_color_parse (name, c);
- c->pixel = 0;
- c->pixel = gdk_color_context_get_pixel (mts->color_context,
- c->red, c->green, c->blue,
- &failed);
- if (failed)
- g_warning ("Failed to allocate color: %s\n", name);
-}
-
-
-static void
-e_meeting_time_selector_options_menu_detacher (GtkWidget *widget,
- GtkMenu *menu)
-{
- EMeetingTimeSelector *mts;
-
- g_return_if_fail (widget != NULL);
- g_return_if_fail (IS_E_MEETING_TIME_SELECTOR (widget));
-
- mts = E_MEETING_TIME_SELECTOR (widget);
- g_return_if_fail (mts->options_menu == (GtkWidget*) menu);
-
- mts->options_menu = NULL;
-}
-
-
-static void
-e_meeting_time_selector_autopick_menu_detacher (GtkWidget *widget,
- GtkMenu *menu)
-{
- EMeetingTimeSelector *mts;
-
- g_return_if_fail (widget != NULL);
- g_return_if_fail (IS_E_MEETING_TIME_SELECTOR (widget));
-
- mts = E_MEETING_TIME_SELECTOR (widget);
- g_return_if_fail (mts->autopick_menu == (GtkWidget*) menu);
-
- mts->autopick_menu = NULL;
-}
-
-
-GtkWidget *
-e_meeting_time_selector_new (void)
-{
- GtkWidget *mts;
-
- mts = GTK_WIDGET (gtk_type_new (e_meeting_time_selector_get_type ()));
-
- return mts;
-}
-
-
-static void
-e_meeting_time_selector_destroy (GtkObject *object)
-{
- EMeetingTimeSelector *mts;
- EMeetingTimeSelectorAttendee *attendee;
- gint row;
-
- mts = E_MEETING_TIME_SELECTOR (object);
-
- e_meeting_time_selector_remove_timeout (mts);
-
- gdk_color_context_free (mts->color_context);
- gdk_bitmap_unref (mts->stipple);
-
- for (row = 0; row < mts->attendees->len; row++) {
- attendee = &g_array_index (mts->attendees,
- EMeetingTimeSelectorAttendee, row);
- g_free (attendee->name);
- g_array_free (attendee->busy_periods, TRUE);
- }
-
- g_array_free (mts->attendees, TRUE);
-
- if (GTK_OBJECT_CLASS (parent_class)->destroy)
- (*GTK_OBJECT_CLASS (parent_class)->destroy)(object);
-}
-
-
-static void
-e_meeting_time_selector_realize (GtkWidget *widget)
-{
- EMeetingTimeSelector *mts;
-
- if (GTK_WIDGET_CLASS (parent_class)->realize)
- (*GTK_WIDGET_CLASS (parent_class)->realize)(widget);
-
- mts = E_MEETING_TIME_SELECTOR (widget);
-
- mts->color_key_gc = gdk_gc_new (widget->window);
-}
-
-
-static void
-e_meeting_time_selector_unrealize (GtkWidget *widget)
-{
- EMeetingTimeSelector *mts;
-
- mts = E_MEETING_TIME_SELECTOR (widget);
-
- gdk_gc_unref (mts->color_key_gc);
- mts->color_key_gc = NULL;
-
- if (GTK_WIDGET_CLASS (parent_class)->unrealize)
- (*GTK_WIDGET_CLASS (parent_class)->unrealize)(widget);
-}
-
-
-static void
-e_meeting_time_selector_style_set (GtkWidget *widget,
- GtkStyle *previous_style)
-{
- EMeetingTimeSelector *mts;
- EMeetingTimeSelectorTime saved_time;
- GdkFont *font;
- gint hour, max_hour_width;
-
- if (GTK_WIDGET_CLASS (parent_class)->style_set)
- (*GTK_WIDGET_CLASS (parent_class)->style_set)(widget, previous_style);
-
- mts = E_MEETING_TIME_SELECTOR (widget);
- font = widget->style->font;
-
- /* Calculate the widths of the hour strings in the style's font. */
- max_hour_width = 0;
- for (hour = 0; hour < 24; hour++) {
- mts->hour_widths[hour] = gdk_string_width (font, EMeetingTimeSelectorHours[hour]);
- max_hour_width = MAX (max_hour_width, mts->hour_widths[hour]);
- }
-
- mts->row_height = font->ascent + font->descent
- + E_MEETING_TIME_SELECTOR_TEXT_Y_PAD * 2 + 1;
- mts->col_width = max_hour_width + 4;
-
- e_meeting_time_selector_save_position (mts, &saved_time);
- e_meeting_time_selector_recalc_grid (mts);
- e_meeting_time_selector_restore_position (mts, &saved_time);
-
- gtk_widget_set_usize (mts->display_top, -1, mts->row_height * 3);
- gtk_widget_set_usize (mts->attendees_title_bar, -1, mts->row_height);
-
- GTK_LAYOUT (mts->display_main)->hadjustment->step_increment = mts->col_width;
- GTK_LAYOUT (mts->display_main)->vadjustment->step_increment = mts->row_height;
-}
-
-
-/* This draws a shadow around the top display and main display. */
-static gint
-e_meeting_time_selector_expose_event (GtkWidget *widget,
- GdkEventExpose *event)
-{
- EMeetingTimeSelector *mts;
-
- mts = E_MEETING_TIME_SELECTOR (widget);
-
- e_meeting_time_selector_draw_shadow (mts);
-
- if (GTK_WIDGET_CLASS (parent_class)->expose_event)
- (*GTK_WIDGET_CLASS (parent_class)->expose_event)(widget, event);
-
- return FALSE;
-}
-
-
-static void
-e_meeting_time_selector_draw (GtkWidget *widget,
- GdkRectangle *area)
-{
- EMeetingTimeSelector *mts;
-
- mts = E_MEETING_TIME_SELECTOR (widget);
-
- e_meeting_time_selector_draw_shadow (mts);
-
- if (GTK_WIDGET_CLASS (parent_class)->draw)
- (*GTK_WIDGET_CLASS (parent_class)->draw)(widget, area);
-}
-
-
-static void
-e_meeting_time_selector_draw_shadow (EMeetingTimeSelector *mts)
-{
- GtkWidget *widget;
- gint x, y, w, h;
-
- widget = GTK_WIDGET (mts);
-
- /* Draw the shadow around the attendees title bar and list. */
- x = mts->attendees_title_bar->allocation.x - 2;
- y = mts->attendees_title_bar->allocation.y - 2;
- w = mts->attendees_title_bar->allocation.width + 4;
- h = mts->attendees_title_bar->allocation.height + mts->attendees_list->allocation.height + 4;
-
- gtk_draw_shadow (widget->style, widget->window, GTK_STATE_NORMAL,
- GTK_SHADOW_IN, x, y, w, h);
-
- /* Draw the shadow around the graphical displays. */
- x = mts->display_top->allocation.x - 2;
- y = mts->display_top->allocation.y - 2;
- w = mts->display_top->allocation.width + 4;
- h = mts->display_top->allocation.height + mts->display_main->allocation.height + 4;
-
- gtk_draw_shadow (widget->style, widget->window, GTK_STATE_NORMAL,
- GTK_SHADOW_IN, x, y, w, h);
-}
-
-
-/* When the main canvas scrolls, we scroll the other canvases. */
-static void
-e_meeting_time_selector_hadjustment_changed (GtkAdjustment *adjustment,
- EMeetingTimeSelector *mts)
-{
- GtkAdjustment *adj;
-
- adj = GTK_LAYOUT (mts->display_top)->hadjustment;
- if (adj->value != adjustment->value) {
- adj->value = adjustment->value;
- gtk_adjustment_value_changed (adj);
- }
-}
-
-
-static void
-e_meeting_time_selector_vadjustment_changed (GtkAdjustment *adjustment,
- EMeetingTimeSelector *mts)
-{
- GtkAdjustment *adj;
-
- adj = GTK_LAYOUT (mts->attendees_list)->vadjustment;
- if (adj->value != adjustment->value) {
- adj->value = adjustment->value;
- gtk_adjustment_value_changed (adj);
- }
-}
-
-
-void
-e_meeting_time_selector_get_meeting_time (EMeetingTimeSelector *mts,
- gint *start_year,
- gint *start_month,
- gint *start_day,
- gint *start_hour,
- gint *start_minute,
- gint *end_year,
- gint *end_month,
- gint *end_day,
- gint *end_hour,
- gint *end_minute)
-{
- *start_year = g_date_year (&mts->meeting_start_time.date);
- *start_month = g_date_month (&mts->meeting_start_time.date);
- *start_day = g_date_day (&mts->meeting_start_time.date);
- *start_hour = mts->meeting_start_time.hour;
- *start_minute = mts->meeting_start_time.minute;
-
- *end_year = g_date_year (&mts->meeting_end_time.date);
- *end_month = g_date_month (&mts->meeting_end_time.date);
- *end_day = g_date_day (&mts->meeting_end_time.date);
- *end_hour = mts->meeting_end_time.hour;
- *end_minute = mts->meeting_end_time.minute;
-}
-
-
-gboolean
-e_meeting_time_selector_set_meeting_time (EMeetingTimeSelector *mts,
- gint start_year,
- gint start_month,
- gint start_day,
- gint start_hour,
- gint start_minute,
- gint end_year,
- gint end_month,
- gint end_day,
- gint end_hour,
- gint end_minute)
-{
- g_return_val_if_fail (IS_E_MEETING_TIME_SELECTOR (mts), FALSE);
-
- /* Check the dates are valid. */
- if (!g_date_valid_dmy (start_day, start_month, start_year)
- || !g_date_valid_dmy (end_day, end_month, end_year)
- || start_hour < 0 || start_hour > 23
- || end_hour < 0 || end_hour > 23
- || start_minute < 0 || start_minute > 59
- || end_minute < 0 || end_minute > 59)
- return FALSE;
-
- g_date_set_dmy (&mts->meeting_start_time.date, start_day, start_month,
- start_year);
- mts->meeting_start_time.hour = start_hour;
- mts->meeting_start_time.minute = start_minute;
- g_date_set_dmy (&mts->meeting_end_time.date, end_day, end_month,
- end_year);
- mts->meeting_end_time.hour = end_hour;
- mts->meeting_end_time.minute = end_minute;
-
- mts->meeting_positions_valid = FALSE;
-
- gtk_widget_queue_draw (mts->display_top);
- gtk_widget_queue_draw (mts->display_main);
-
- /* Set the times in the GnomeDateEdit widgets. */
- e_meeting_time_selector_update_start_date_edit (mts);
- e_meeting_time_selector_update_end_date_edit (mts);
-
- return TRUE;
-}
-
-
-void
-e_meeting_time_selector_set_working_hours_only (EMeetingTimeSelector *mts,
- gboolean working_hours_only)
-{
- EMeetingTimeSelectorTime saved_time;
-
- g_return_if_fail (IS_E_MEETING_TIME_SELECTOR (mts));
-
- if (mts->working_hours_only == working_hours_only)
- return;
-
- mts->working_hours_only = working_hours_only;
-
- e_meeting_time_selector_save_position (mts, &saved_time);
- e_meeting_time_selector_recalc_grid (mts);
- e_meeting_time_selector_restore_position (mts, &saved_time);
-
- gtk_widget_queue_draw (mts->display_top);
- gtk_widget_queue_draw (mts->display_main);
- e_meeting_time_selector_update_date_popup_menus (mts);
-}
-
-
-void
-e_meeting_time_selector_set_working_hours (EMeetingTimeSelector *mts,
- gint day_start_hour,
- gint day_start_minute,
- gint day_end_hour,
- gint day_end_minute)
-{
- EMeetingTimeSelectorTime saved_time;
-
- g_return_if_fail (IS_E_MEETING_TIME_SELECTOR (mts));
-
- if (mts->day_start_hour == day_start_hour
- && mts->day_start_minute == day_start_minute
- && mts->day_end_hour == day_end_hour
- && mts->day_end_minute == day_end_minute)
- return;
-
- mts->day_start_hour = day_start_hour;
- mts->day_start_minute = day_start_minute;
- mts->day_end_hour = day_end_hour;
- mts->day_end_minute = day_end_minute;
-
- e_meeting_time_selector_save_position (mts, &saved_time);
- e_meeting_time_selector_recalc_grid (mts);
- e_meeting_time_selector_restore_position (mts, &saved_time);
-
- gtk_widget_queue_draw (mts->display_top);
- gtk_widget_queue_draw (mts->display_main);
- e_meeting_time_selector_update_date_popup_menus (mts);
-}
-
-
-void
-e_meeting_time_selector_set_zoomed_out (EMeetingTimeSelector *mts,
- gboolean zoomed_out)
-{
- EMeetingTimeSelectorTime saved_time;
-
- g_return_if_fail (IS_E_MEETING_TIME_SELECTOR (mts));
-
- if (mts->zoomed_out == zoomed_out)
- return;
-
- mts->zoomed_out = zoomed_out;
-
- e_meeting_time_selector_save_position (mts, &saved_time);
- e_meeting_time_selector_recalc_grid (mts);
- e_meeting_time_selector_restore_position (mts, &saved_time);
-
- gtk_widget_queue_draw (mts->display_top);
- gtk_widget_queue_draw (mts->display_main);
-}
-
-
-EMeetingTimeSelectorAutopickOption
-e_meeting_time_selector_get_autopick_option (EMeetingTimeSelector *mts)
-{
- if (GTK_CHECK_MENU_ITEM (mts->autopick_all_item)->active)
- return E_MEETING_TIME_SELECTOR_ALL_PEOPLE_AND_RESOURCES;
- if (GTK_CHECK_MENU_ITEM (mts->autopick_all_people_one_resource_item)->active)
- return E_MEETING_TIME_SELECTOR_ALL_PEOPLE_AND_ONE_RESOURCE;
- if (GTK_CHECK_MENU_ITEM (mts->autopick_required_people_item)->active)
- return E_MEETING_TIME_SELECTOR_REQUIRED_PEOPLE;
- return E_MEETING_TIME_SELECTOR_REQUIRED_PEOPLE_AND_ONE_RESOURCE;
-}
-
-
-void
-e_meeting_time_selector_set_autopick_option (EMeetingTimeSelector *mts,
- EMeetingTimeSelectorAutopickOption autopick_option)
-{
- g_return_if_fail (IS_E_MEETING_TIME_SELECTOR (mts));
-
- switch (autopick_option) {
- case E_MEETING_TIME_SELECTOR_ALL_PEOPLE_AND_RESOURCES:
- gtk_check_menu_item_set_active (GTK_CHECK_MENU_ITEM (mts->autopick_all_item), TRUE);
- break;
- case E_MEETING_TIME_SELECTOR_ALL_PEOPLE_AND_ONE_RESOURCE:
- gtk_check_menu_item_set_active (GTK_CHECK_MENU_ITEM (mts->autopick_all_people_one_resource_item), TRUE);
- break;
- case E_MEETING_TIME_SELECTOR_REQUIRED_PEOPLE:
- gtk_check_menu_item_set_active (GTK_CHECK_MENU_ITEM (mts->autopick_required_people_item), TRUE);
- break;
- case E_MEETING_TIME_SELECTOR_REQUIRED_PEOPLE_AND_ONE_RESOURCE:
- gtk_check_menu_item_set_active (GTK_CHECK_MENU_ITEM (mts->autopick_required_people_one_resource_item), TRUE);
- break;
- }
-}
-
-
-/* Adds an attendee to the list, returning the row. The data is meant for
- something like an address book id, though if the user edits the name this
- will become invalid. We'll probably have to handle address book lookup
- ourself. */
-gint
-e_meeting_time_selector_attendee_add (EMeetingTimeSelector *mts,
- gchar *attendee_name,
- gpointer data)
-{
- EMeetingTimeSelectorAttendee attendee;
- gint list_width, item_width;
- GdkFont *font;
-
- g_return_val_if_fail (IS_E_MEETING_TIME_SELECTOR (mts), -1);
- g_return_val_if_fail (attendee_name != NULL, -1);
-
- attendee.name = g_strdup (attendee_name);
- attendee.type = E_MEETING_TIME_SELECTOR_REQUIRED_PERSON;
- attendee.has_calendar_info = FALSE;
- attendee.send_meeting_to = TRUE;
- g_date_clear (&attendee.busy_periods_start.date, 1);
- attendee.busy_periods_start.hour = 0;
- attendee.busy_periods_start.minute = 0;
- g_date_clear (&attendee.busy_periods_end.date, 1);
- attendee.busy_periods_end.hour = 0;
- attendee.busy_periods_end.minute = 0;
- attendee.busy_periods = g_array_new (FALSE, FALSE,
- sizeof (EMeetingTimeSelectorPeriod));
- attendee.busy_periods_sorted = TRUE;
- attendee.longest_period_in_days = 0;
- attendee.data = data;
-
- /* Add to the list on the left. */
- list_width = GTK_WIDGET (mts->attendees_list)->allocation.width;
- item_width = MAX (1, list_width - E_MEETING_TIME_SELECTOR_ICON_COLUMN_WIDTH - E_MEETING_TIME_SELECTOR_TEXT_X_PAD * 2);
- font = GTK_WIDGET (mts)->style->font;
- attendee.text_item = gnome_canvas_item_new
- (GNOME_CANVAS_GROUP (GNOME_CANVAS (mts->attendees_list)->root),
- e_text_get_type (),
- "font_gdk", font,
- "anchor", GTK_ANCHOR_NW,
- "clip", TRUE,
- "max_lines", 1,
- "editable", TRUE,
- "text", attendee_name ? attendee_name : "",
- "clip_width", (gdouble) item_width,
- "clip_height", (gdouble) font->ascent + font->descent,
- "draw_background", FALSE,
- NULL);
-
- e_canvas_item_move_absolute(attendee.text_item,
- E_MEETING_TIME_SELECTOR_ICON_COLUMN_WIDTH
- + E_MEETING_TIME_SELECTOR_TEXT_X_PAD,
- mts->attendees->len * mts->row_height + 1
- + E_MEETING_TIME_SELECTOR_TEXT_Y_PAD);
-#if 0
- gnome_canvas_item_hide (attendee.text_item);
-#endif
-
- gtk_signal_connect (GTK_OBJECT (attendee.text_item), "event",
- GTK_SIGNAL_FUNC (e_meeting_time_selector_on_text_item_event),
- mts);
-
- g_array_append_val (mts->attendees, attendee);
-
- /* Update the scroll region. */
- e_meeting_time_selector_update_attendees_list_scroll_region (mts);
- e_meeting_time_selector_update_main_canvas_scroll_region (mts);
-
- /* Redraw the canvases. */
- gtk_widget_queue_draw (mts->display_top);
- gtk_widget_queue_draw (mts->display_main);
-
-
- return mts->attendees->len - 1;
-}
-
-
-gint
-e_meeting_time_selector_attendee_find_by_name (EMeetingTimeSelector *mts,
- gchar *attendee_name,
- gint start_row)
-{
- EMeetingTimeSelectorAttendee *attendee;
- gint row;
-
- g_return_val_if_fail (IS_E_MEETING_TIME_SELECTOR (mts), -1);
- g_return_val_if_fail (start_row >= 0, -1);
- g_return_val_if_fail (start_row < mts->attendees->len, -1);
-
- for (row = start_row; row < mts->attendees->len; row++) {
- attendee = &g_array_index (mts->attendees,
- EMeetingTimeSelectorAttendee, row);
- if (!strcmp (attendee->name, attendee_name))
- return row;
- }
-
- return -1;
-}
-
-
-gint
-e_meeting_time_selector_attendee_find_by_data (EMeetingTimeSelector *mts,
- gpointer data,
- gint start_row)
-{
- EMeetingTimeSelectorAttendee *attendee;
- gint row;
-
- g_return_val_if_fail (IS_E_MEETING_TIME_SELECTOR (mts), -1);
- g_return_val_if_fail (start_row >= 0, -1);
- g_return_val_if_fail (start_row < mts->attendees->len, -1);
-
- for (row = start_row; row < mts->attendees->len; row++) {
- attendee = &g_array_index (mts->attendees,
- EMeetingTimeSelectorAttendee, row);
- if (attendee->data == data)
- return row;
- }
-
- return -1;
-}
-
-
-void
-e_meeting_time_selector_attendee_remove (EMeetingTimeSelector *mts,
- gint row)
-{
- EMeetingTimeSelectorAttendee *attendee;
-
- g_return_if_fail (IS_E_MEETING_TIME_SELECTOR (mts));
- g_return_if_fail (row >= 0);
- g_return_if_fail (row < mts->attendees->len);
-
- attendee = &g_array_index (mts->attendees,
- EMeetingTimeSelectorAttendee, row);
-
- g_free (attendee->name);
- g_array_free (attendee->busy_periods, TRUE);
-
- /* Destroy the GtkEntry in the list. */
- gtk_object_destroy (GTK_OBJECT (attendee->text_item));
-
- g_array_remove_index (mts->attendees, row);
-
- /* Update the positions of all the other GtkEntry widgets. */
- e_meeting_time_selector_update_attendees_list_positions (mts);
-
- e_meeting_time_selector_update_attendees_list_scroll_region (mts);
- e_meeting_time_selector_update_main_canvas_scroll_region (mts);
- gtk_widget_queue_draw (mts->display_top);
- gtk_widget_queue_draw (mts->display_main);
-}
-
-
-void
-e_meeting_time_selector_attendee_set_type (EMeetingTimeSelector *mts,
- gint row,
- EMeetingTimeSelectorAttendeeType type)
-{
- EMeetingTimeSelectorAttendee *attendee;
-
- g_return_if_fail (IS_E_MEETING_TIME_SELECTOR (mts));
- g_return_if_fail (row >= 0);
- g_return_if_fail (row < mts->attendees->len);
-
- attendee = &g_array_index (mts->attendees,
- EMeetingTimeSelectorAttendee, row);
- attendee->type = type;
-}
-
-
-void
-e_meeting_time_selector_attendee_set_has_calendar_info (EMeetingTimeSelector *mts,
- gint row,
- gboolean has_calendar_info)
-{
- EMeetingTimeSelectorAttendee *attendee;
-
- g_return_if_fail (IS_E_MEETING_TIME_SELECTOR (mts));
- g_return_if_fail (row >= 0);
- g_return_if_fail (row < mts->attendees->len);
-
- attendee = &g_array_index (mts->attendees,
- EMeetingTimeSelectorAttendee, row);
- attendee->has_calendar_info = has_calendar_info;
-}
-
-
-void
-e_meeting_time_selector_attendee_set_send_meeting_to (EMeetingTimeSelector *mts,
- gint row,
- gboolean send_meeting_to)
-{
- EMeetingTimeSelectorAttendee *attendee;
-
- g_return_if_fail (IS_E_MEETING_TIME_SELECTOR (mts));
- g_return_if_fail (row >= 0);
- g_return_if_fail (row < mts->attendees->len);
-
- attendee = &g_array_index (mts->attendees,
- EMeetingTimeSelectorAttendee, row);
- attendee->send_meeting_to = send_meeting_to;
-}
-
-
-gboolean
-e_meeting_time_selector_attendee_set_busy_range (EMeetingTimeSelector *mts,
- gint row,
- gint start_year,
- gint start_month,
- gint start_day,
- gint start_hour,
- gint start_minute,
- gint end_year,
- gint end_month,
- gint end_day,
- gint end_hour,
- gint end_minute)
-{
- EMeetingTimeSelectorAttendee *attendee;
-
- g_return_val_if_fail (IS_E_MEETING_TIME_SELECTOR (mts), FALSE);
- g_return_val_if_fail (row >= 0, FALSE);
- g_return_val_if_fail (row < mts->attendees->len, FALSE);
-
- /* Check the dates are valid. */
- if (!g_date_valid_dmy (start_day, start_month, start_year))
- return FALSE;
- if (!g_date_valid_dmy (end_day, end_month, end_year))
- return FALSE;
- if (start_hour < 0 || start_hour > 23)
- return FALSE;
- if (end_hour < 0 || end_hour > 23)
- return FALSE;
- if (start_minute < 0 || start_minute > 59)
- return FALSE;
- if (end_minute < 0 || end_minute > 59)
- return FALSE;
-
- attendee = &g_array_index (mts->attendees,
- EMeetingTimeSelectorAttendee, row);
-
- g_date_clear (&attendee->busy_periods_start.date, 1);
- g_date_clear (&attendee->busy_periods_end.date, 1);
- g_date_set_dmy (&attendee->busy_periods_start.date,
- start_day, start_month, start_year);
- g_date_set_dmy (&attendee->busy_periods_end.date,
- end_day, end_month, end_year);
- attendee->busy_periods_start.hour = start_hour;
- attendee->busy_periods_start.minute = start_minute;
- attendee->busy_periods_end.hour = end_hour;
- attendee->busy_periods_end.minute = end_minute;
-
- return TRUE;
-}
-
-
-/* Clears all busy times for the given attendee. */
-void
-e_meeting_time_selector_attendee_clear_busy_periods (EMeetingTimeSelector *mts,
- gint row)
-{
- EMeetingTimeSelectorAttendee *attendee;
-
- g_return_if_fail (IS_E_MEETING_TIME_SELECTOR (mts));
- g_return_if_fail (row >= 0);
- g_return_if_fail (row < mts->attendees->len);
-
- attendee = &g_array_index (mts->attendees,
- EMeetingTimeSelectorAttendee, row);
-
- g_array_set_size (attendee->busy_periods, 0);
- attendee->busy_periods_sorted = TRUE;
- attendee->longest_period_in_days = 0;
-}
-
-
-/* Adds one busy time for the given attendee. It returns FALSE if the date
- or time is invalid. Months and days count from 1. */
-gboolean
-e_meeting_time_selector_attendee_add_busy_period (EMeetingTimeSelector *mts,
- gint row,
- gint start_year,
- gint start_month,
- gint start_day,
- gint start_hour,
- gint start_minute,
- gint end_year,
- gint end_month,
- gint end_day,
- gint end_hour,
- gint end_minute,
- EMeetingTimeSelectorBusyType busy_type)
-{
- EMeetingTimeSelectorAttendee *attendee;
- EMeetingTimeSelectorPeriod period;
- gint period_in_days;
-
- g_return_val_if_fail (IS_E_MEETING_TIME_SELECTOR (mts), FALSE);
- g_return_val_if_fail (row >= 0, FALSE);
- g_return_val_if_fail (row < mts->attendees->len, FALSE);
- g_return_val_if_fail (busy_type >= 0, FALSE);
- g_return_val_if_fail (busy_type < E_MEETING_TIME_SELECTOR_BUSY_LAST, FALSE);
-
- /* Check the dates are valid. */
- if (!g_date_valid_dmy (start_day, start_month, start_year))
- return FALSE;
- if (!g_date_valid_dmy (end_day, end_month, end_year))
- return FALSE;
- if (start_hour < 0 || start_hour > 23)
- return FALSE;
- if (end_hour < 0 || end_hour > 23)
- return FALSE;
- if (start_minute < 0 || start_minute > 59)
- return FALSE;
- if (end_minute < 0 || end_minute > 59)
- return FALSE;
-
- g_date_clear (&period.start.date, 1);
- g_date_clear (&period.end.date, 1);
- g_date_set_dmy (&period.start.date, start_day, start_month, start_year);
- g_date_set_dmy (&period.end.date, end_day, end_month, end_year);
- period.start.hour = start_hour;
- period.start.minute = start_minute;
- period.end.hour = end_hour;
- period.end.minute = end_minute;
- period.busy_type = busy_type;
-
- /* Check that the start time is before or equal to the end time. */
- if (e_meeting_time_selector_compare_times (&period.start, &period.end) > 0)
- return FALSE;
-
- attendee = &g_array_index (mts->attendees,
- EMeetingTimeSelectorAttendee, row);
- g_array_append_val (attendee->busy_periods, period);
- attendee->has_calendar_info = TRUE;
- attendee->busy_periods_sorted = FALSE;
-
- period_in_days = g_date_julian (&period.end.date) - g_date_julian (&period.start.date) + 1;
- attendee->longest_period_in_days = MAX (attendee->longest_period_in_days, period_in_days);
-
- return TRUE;
-}
-
-
-void
-e_meeting_time_selector_attendee_ensure_periods_sorted (EMeetingTimeSelector *mts,
- EMeetingTimeSelectorAttendee *attendee)
-{
- if (attendee->busy_periods_sorted)
- return;
-
- qsort (attendee->busy_periods->data, attendee->busy_periods->len,
- sizeof (EMeetingTimeSelectorPeriod),
- e_meeting_time_selector_compare_period_starts);
- attendee->busy_periods_sorted = TRUE;
-}
-
-
-/* This compares two time periods, using their end times. */
-static gint
-e_meeting_time_selector_compare_period_starts (const void *arg1,
- const void *arg2)
-{
- EMeetingTimeSelectorPeriod *period1, *period2;
-
- period1 = (EMeetingTimeSelectorPeriod *) arg1;
- period2 = (EMeetingTimeSelectorPeriod *) arg2;
-
- return e_meeting_time_selector_compare_times (&period1->start,
- &period2->start);
-}
-
-
-/* This compares two time periods, using start and end times, mainly to see if
- they overlap at all. If they overlap it returns 0. Or -1 if arg1 < arg2.
- Or 1 if arg1 > arg2. */
-/* Currently unused. */
-#if 0
-static gint
-e_meeting_time_selector_compare_periods (const void *arg1,
- const void *arg2)
-{
- EMeetingTimeSelectorPeriod *period1, *period2;
-
- period1 = (EMeetingTimeSelectorPeriod *) arg1;
- period2 = (EMeetingTimeSelectorPeriod *) arg2;
-
- /* If period 2 starts after period 1 ends, return 1. */
- if (e_meeting_time_selector_compare_times (&period2->start, &period1->end) >= 0)
- return 1;
-
- /* If period 1 starts after period 2 ends, return -1. */
- if (e_meeting_time_selector_compare_times (&period1->start, &period2->end) >= 0)
- return -1;
-
- /* They must overlap so return 0. */
- return 0;
-}
-#endif
-
-
-static gint
-e_meeting_time_selector_compare_times (EMeetingTimeSelectorTime *time1,
- EMeetingTimeSelectorTime *time2)
-{
- gint day_comparison;
-
- day_comparison = g_date_compare (&time1->date,
- &time2->date);
- if (day_comparison != 0)
- return day_comparison;
-
- if (time1->hour < time2->hour)
- return -1;
- if (time1->hour > time2->hour)
- return 1;
-
- if (time1->minute < time2->minute)
- return -1;
- if (time1->minute > time2->minute)
- return 1;
-
- /* The start times are exactly the same. */
- return 0;
-}
-
-
-/*
- * DEBUGGING ROUTINES - functions to output various bits of data.
- */
-
-#ifdef E_MEETING_TIME_SELECTOR_DEBUG
-
-/* Debugging function to dump information on all attendees. */
-void
-e_meeting_time_selector_dump (EMeetingTimeSelector *mts)
-{
- EMeetingTimeSelectorAttendee *attendee;
- EMeetingTimeSelectorPeriod *period;
- gint row, period_num;
- gchar buffer[128];
-
- g_return_if_fail (IS_E_MEETING_TIME_SELECTOR (mts));
-
- g_print ("\n\nAttendee Information:\n");
-
- for (row = 0; row < mts->attendees->len; row++) {
- attendee = &g_array_index (mts->attendees,
- EMeetingTimeSelectorAttendee, row);
- g_print ("Attendee: %s\n", attendee->name);
- g_print (" Longest Busy Period: %i days\n",
- attendee->longest_period_in_days);
-
- e_meeting_time_selector_attendee_ensure_periods_sorted (mts, attendee);
-#if 1
- for (period_num = 0;
- period_num < attendee->busy_periods->len;
- period_num++) {
- period = &g_array_index (attendee->busy_periods,
- EMeetingTimeSelectorPeriod,
- period_num);
-
- /* These are just for debugging so don't need i18n. */
- g_date_strftime (buffer, sizeof (buffer),
- "%A, %B %d, %Y", &period->start.date);
- g_print (" Start: %s %i:%02i\n", buffer,
- period->start.hour, period->start.minute);
-
- g_date_strftime (buffer, sizeof (buffer),
- "%A, %B %d, %Y", &period->end.date);
- g_print (" End : %s %i:%02i\n", buffer,
- period->end.hour, period->end.minute);
- }
-#endif
- }
-
-}
-
-
-/* This formats a EMeetingTimeSelectorTime in a string and returns it.
- Note that it uses a static buffer. */
-gchar*
-e_meeting_time_selector_dump_time (EMeetingTimeSelectorTime *mtstime)
-{
- static gchar buffer[128];
-
- gchar buffer2[128];
-
- /* This is just for debugging so doesn't need i18n. */
- g_date_strftime (buffer, sizeof (buffer), "%A, %B %d, %Y",
- &mtstime->date);
- sprintf (buffer2, " at %i:%02i", (gint) mtstime->hour,
- (gint) mtstime->minute);
- strcat (buffer, buffer2);
-
- return buffer;
-}
-
-
-/* This formats a GDate in a string and returns it.
- Note that it uses a static buffer. */
-gchar*
-e_meeting_time_selector_dump_date (GDate *date)
-{
- static gchar buffer[128];
-
- /* This is just for debugging so doesn't need i18n. */
- g_date_strftime (buffer, sizeof (buffer), "%A, %B %d, %Y", date);
- return buffer;
-}
-
-#endif /* E_MEETING_TIME_SELECTOR_DEBUG */
-
-
-static void
-e_meeting_time_selector_on_invite_others_button_clicked (GtkWidget *button,
- EMeetingTimeSelector *mts)
-{
-
-
-}
-
-
-static void
-e_meeting_time_selector_on_options_button_clicked (GtkWidget *button,
- EMeetingTimeSelector *mts)
-{
- gtk_menu_popup (GTK_MENU (mts->options_menu), NULL, NULL,
- e_meeting_time_selector_options_menu_position_callback,
- mts, 1, GDK_CURRENT_TIME);
-}
-
-
-static void
-e_meeting_time_selector_options_menu_position_callback (GtkMenu *menu,
- gint *x,
- gint *y,
- gpointer user_data)
-{
- EMeetingTimeSelector *mts;
- GtkRequisition menu_requisition;
- gint max_x, max_y;
-
- mts = E_MEETING_TIME_SELECTOR (user_data);
-
- /* Calculate our preferred position. */
- gdk_window_get_origin (mts->options_button->window, x, y);
- *y += mts->options_button->allocation.height;
-
- /* Now make sure we are on the screen. */
- gtk_widget_size_request (mts->options_menu, &menu_requisition);
- max_x = MAX (0, gdk_screen_width () - menu_requisition.width);
- max_y = MAX (0, gdk_screen_height () - menu_requisition.height);
- *x = CLAMP (*x, 0, max_x);
- *y = CLAMP (*y, 0, max_y);
-}
-
-
-static void
-e_meeting_time_selector_on_update_free_busy (GtkWidget *button,
- EMeetingTimeSelector *mts)
-{
-
- /* Make sure the menu pops down, which doesn't happen by default if
- keyboard accelerators are used. */
- if (GTK_WIDGET_VISIBLE (mts->options_menu))
- gtk_menu_popdown (GTK_MENU (mts->options_menu));
-}
-
-
-static void
-e_meeting_time_selector_on_autopick_button_clicked (GtkWidget *button,
- EMeetingTimeSelector *mts)
-{
- gtk_menu_popup (GTK_MENU (mts->autopick_menu), NULL, NULL,
- e_meeting_time_selector_autopick_menu_position_callback,
- mts, 1, GDK_CURRENT_TIME);
-}
-
-
-static void
-e_meeting_time_selector_autopick_menu_position_callback (GtkMenu *menu,
- gint *x,
- gint *y,
- gpointer user_data)
-{
- EMeetingTimeSelector *mts;
- GtkRequisition menu_requisition;
- gint max_x, max_y;
-
- mts = E_MEETING_TIME_SELECTOR (user_data);
-
- /* Calculate our preferred position. */
- gdk_window_get_origin (mts->autopick_button->window, x, y);
- *y += mts->autopick_button->allocation.height;
-
- /* Now make sure we are on the screen. */
- gtk_widget_size_request (mts->autopick_menu, &menu_requisition);
- max_x = MAX (0, gdk_screen_width () - menu_requisition.width);
- max_y = MAX (0, gdk_screen_height () - menu_requisition.height);
- *x = CLAMP (*x, 0, max_x);
- *y = CLAMP (*y, 0, max_y);
-}
-
-
-static void
-e_meeting_time_selector_on_autopick_option_toggled (GtkWidget *button,
- EMeetingTimeSelector *mts)
-{
- /* Make sure the menu pops down, which doesn't happen by default if
- keyboard accelerators are used. */
- if (GTK_WIDGET_VISIBLE (mts->autopick_menu))
- gtk_menu_popdown (GTK_MENU (mts->autopick_menu));
-}
-
-
-static void
-e_meeting_time_selector_on_prev_button_clicked (GtkWidget *button,
- EMeetingTimeSelector *mts)
-{
- e_meeting_time_selector_autopick (mts, FALSE);
-}
-
-
-static void
-e_meeting_time_selector_on_next_button_clicked (GtkWidget *button,
- EMeetingTimeSelector *mts)
-{
- e_meeting_time_selector_autopick (mts, TRUE);
-}
-
-
-/* This tries to find the previous or next meeting time for which all
- attendees will be available. */
-static void
-e_meeting_time_selector_autopick (EMeetingTimeSelector *mts,
- gboolean forward)
-{
- EMeetingTimeSelectorTime start_time, end_time, *resource_free;
- EMeetingTimeSelectorAttendee *attendee;
- EMeetingTimeSelectorPeriod *period;
- EMeetingTimeSelectorAutopickOption autopick_option;
- gint duration_days, duration_hours, duration_minutes, row;
- gboolean meeting_time_ok, skip_optional = FALSE;
- gboolean need_one_resource = FALSE, found_resource;
-
- /* Get the current meeting duration in days + hours + minutes. */
- e_meeting_time_selector_calculate_time_difference (&mts->meeting_start_time, &mts->meeting_end_time, &duration_days, &duration_hours, &duration_minutes);
-
- /* Find the first appropriate start time. */
- start_time = mts->meeting_start_time;
- if (forward)
- e_meeting_time_selector_find_nearest_interval (mts, &start_time, &end_time, duration_days, duration_hours, duration_minutes);
- else
- e_meeting_time_selector_find_nearest_interval_backward (mts, &start_time, &end_time, duration_days, duration_hours, duration_minutes);
-
- /* Determine if we can skip optional people and if we only need one
- resource based on the autopick option. */
- autopick_option = e_meeting_time_selector_get_autopick_option (mts);
- if (autopick_option == E_MEETING_TIME_SELECTOR_REQUIRED_PEOPLE
- || autopick_option == E_MEETING_TIME_SELECTOR_REQUIRED_PEOPLE_AND_ONE_RESOURCE)
- skip_optional = TRUE;
- if (autopick_option == E_MEETING_TIME_SELECTOR_ALL_PEOPLE_AND_ONE_RESOURCE
- || autopick_option == E_MEETING_TIME_SELECTOR_REQUIRED_PEOPLE_AND_ONE_RESOURCE)
- need_one_resource = TRUE;
-
- /* Keep moving forward or backward until we find a possible meeting
- time. */
- for (;;) {
- meeting_time_ok = TRUE;
- found_resource = FALSE;
- resource_free = NULL;
-
- /* Step through each attendee, checking if the meeting time
- intersects one of the attendees busy periods. */
- for (row = 0; row < mts->attendees->len; row++) {
- attendee = &g_array_index (mts->attendees,
- EMeetingTimeSelectorAttendee,
- row);
-
- /* Skip optional people if they don't matter. */
- if (skip_optional && attendee->type == E_MEETING_TIME_SELECTOR_OPTIONAL_PERSON)
- continue;
-
- period = e_meeting_time_selector_find_time_clash (mts, attendee, &start_time, &end_time);
-
- if (need_one_resource && attendee->type == E_MEETING_TIME_SELECTOR_RESOURCE) {
- if (period) {
- /* We want to remember the closest
- prev/next time that one resource is
- available, in case we don't find any
- free resources. */
- if (forward) {
- if (!resource_free || e_meeting_time_selector_compare_times (resource_free, &period->end) > 0)
- resource_free = &period->end;
- } else {
- if (!resource_free || e_meeting_time_selector_compare_times (resource_free, &period->start) < 0)
- resource_free = &period->start;
- }
-
- } else {
- found_resource = TRUE;
- }
- } else if (period) {
- /* Skip the period which clashed. */
- if (forward) {
- start_time = period->end;
- } else {
- start_time = period->start;
- e_meeting_time_selector_adjust_time (&start_time, -duration_days, -duration_hours, -duration_minutes);
- }
- meeting_time_ok = FALSE;
- break;
- }
- }
-
- /* Check that we found one resource if necessary. If not, skip
- to the closest time that a resource is free. Note that if
- there are no resources, resource_free will never get set,
- so we assume the meeting time is OK. */
- if (meeting_time_ok && need_one_resource && !found_resource
- && resource_free) {
- if (forward) {
- start_time = *resource_free;
- } else {
- start_time = *resource_free;
- e_meeting_time_selector_adjust_time (&start_time, -duration_days, -duration_hours, -duration_minutes);
- }
- meeting_time_ok = FALSE;
- }
-
- if (meeting_time_ok) {
- mts->meeting_start_time = start_time;
- mts->meeting_end_time = end_time;
- mts->meeting_positions_valid = FALSE;
- gtk_widget_queue_draw (mts->display_top);
- gtk_widget_queue_draw (mts->display_main);
-
- /* Make sure the time is shown. */
- e_meeting_time_selector_ensure_meeting_time_shown (mts);
-
- /* Set the times in the GnomeDateEdit widgets. */
- e_meeting_time_selector_update_start_date_edit (mts);
- e_meeting_time_selector_update_end_date_edit (mts);
- return;
- }
-
- /* Move forward to the next possible interval. */
- if (forward)
- e_meeting_time_selector_find_nearest_interval (mts, &start_time, &end_time, duration_days, duration_hours, duration_minutes);
- else
- e_meeting_time_selector_find_nearest_interval_backward (mts, &start_time, &end_time, duration_days, duration_hours, duration_minutes);
- }
-}
-
-
-static void
-e_meeting_time_selector_calculate_time_difference (EMeetingTimeSelectorTime *start,
- EMeetingTimeSelectorTime *end,
- gint *days,
- gint *hours,
- gint *minutes)
-{
- *days = g_date_julian (&end->date) - g_date_julian (&start->date);
- *hours = end->hour - start->hour;
- *minutes = end->minute - start->minute;
- if (*minutes < 0) {
- *minutes += 60;
- *hours = *hours - 1;
- }
- if (*hours < 0) {
- *hours += 24;
- *days = *days - 1;
- }
-}
-
-
-/* This moves the given time forward to the next suitable start of a meeting.
- If zoomed_out is set, this means every hour. If not every half-hour. */
-static void
-e_meeting_time_selector_find_nearest_interval (EMeetingTimeSelector *mts,
- EMeetingTimeSelectorTime *start_time,
- EMeetingTimeSelectorTime *end_time,
- gint days, gint hours, gint mins)
-{
- gint minutes_shown;
- gboolean set_to_start_of_working_day = FALSE;
-
- if (mts->zoomed_out) {
- start_time->hour++;
- start_time->minute = 0;
- } else {
- start_time->minute += 30;
- start_time->minute -= start_time->minute % 30;
- }
- e_meeting_time_selector_fix_time_overflows (start_time);
-
- *end_time = *start_time;
- e_meeting_time_selector_adjust_time (end_time, days, hours, mins);
-
- /* Check if the interval is less than a day as seen in the display.
- If it isn't we don't worry about the working day. */
- if (!mts->working_hours_only || days > 0)
- return;
- minutes_shown = (mts->day_end_hour - mts->day_start_hour) * 60;
- minutes_shown += mts->day_end_minute - mts->day_start_minute;
- if (hours * 60 + mins > minutes_shown)
- return;
-
- /* If the meeting time finishes past the end of the working day, move
- onto the start of the next working day. If the meeting time starts
- before the working day, move it on as well. */
- if (start_time->hour > mts->day_end_hour
- || (start_time->hour == mts->day_end_hour
- && start_time->minute > mts->day_end_minute)
- || end_time->hour > mts->day_end_hour
- || (end_time->hour == mts->day_end_hour
- && end_time->minute > mts->day_end_minute)) {
- g_date_add_days (&start_time->date, 1);
- set_to_start_of_working_day = TRUE;
- } else if (start_time->hour < mts->day_start_hour
- || (start_time->hour == mts->day_start_hour
- && start_time->minute < mts->day_start_minute)) {
- set_to_start_of_working_day = TRUE;
- }
-
- if (set_to_start_of_working_day) {
- start_time->hour = mts->day_start_hour;
- start_time->minute = mts->day_start_minute;
-
- if (mts->zoomed_out) {
- if (start_time->minute > 0) {
- start_time->hour++;
- start_time->minute = 0;
- }
- } else {
- start_time->minute += 29;
- start_time->minute -= start_time->minute % 30;
- }
- e_meeting_time_selector_fix_time_overflows (start_time);
-
- *end_time = *start_time;
- e_meeting_time_selector_adjust_time (end_time, days, hours, mins);
- }
-}
-
-
-/* This moves the given time backward to the next suitable start of a meeting.
- If zoomed_out is set, this means every hour. If not every half-hour. */
-static void
-e_meeting_time_selector_find_nearest_interval_backward (EMeetingTimeSelector *mts,
- EMeetingTimeSelectorTime *start_time,
- EMeetingTimeSelectorTime *end_time,
- gint days, gint hours, gint mins)
-{
- gint new_hour, minutes_shown;
- gboolean set_to_end_of_working_day = FALSE;
-
- new_hour = start_time->hour;
- if (mts->zoomed_out) {
- if (start_time->minute == 0)
- new_hour--;
- start_time->minute = 0;
- } else {
- if (start_time->minute == 0) {
- start_time->minute = 30;
- new_hour--;
- } else if (start_time->minute <= 30)
- start_time->minute = 0;
- else
- start_time->minute = 30;
- }
- if (new_hour < 0) {
- new_hour += 24;
- g_date_subtract_days (&start_time->date, 1);
- }
- start_time->hour = new_hour;
-
- *end_time = *start_time;
- e_meeting_time_selector_adjust_time (end_time, days, hours, mins);
-
- /* Check if the interval is less than a day as seen in the display.
- If it isn't we don't worry about the working day. */
- if (!mts->working_hours_only || days > 0)
- return;
- minutes_shown = (mts->day_end_hour - mts->day_start_hour) * 60;
- minutes_shown += mts->day_end_minute - mts->day_start_minute;
- if (hours * 60 + mins > minutes_shown)
- return;
-
- /* If the meeting time finishes past the end of the working day, move
- back to the end of the working day. If the meeting time starts
- before the working day, move it back to the end of the previous
- working day. */
- if (start_time->hour > mts->day_end_hour
- || (start_time->hour == mts->day_end_hour
- && start_time->minute > mts->day_end_minute)
- || end_time->hour > mts->day_end_hour
- || (end_time->hour == mts->day_end_hour
- && end_time->minute > mts->day_end_minute)) {
- set_to_end_of_working_day = TRUE;
- } else if (start_time->hour < mts->day_start_hour
- || (start_time->hour == mts->day_start_hour
- && start_time->minute < mts->day_start_minute)) {
- g_date_subtract_days (&end_time->date, 1);
- set_to_end_of_working_day = TRUE;
- }
-
- if (set_to_end_of_working_day) {
- end_time->hour = mts->day_end_hour;
- end_time->minute = mts->day_end_minute;
- *start_time = *end_time;
- e_meeting_time_selector_adjust_time (start_time, -days, -hours, -mins);
-
- if (mts->zoomed_out) {
- start_time->minute = 0;
- } else {
- start_time->minute -= start_time->minute % 30;
- }
-
- *end_time = *start_time;
- e_meeting_time_selector_adjust_time (end_time, days, hours, mins);
- }
-}
-
-
-/* This adds on the given days, hours & minutes to a EMeetingTimeSelectorTime.
- It is used to calculate the end of a period given a start & duration.
- Days, hours & minutes can be negative, to move backwards, but they should
- be within normal ranges, e.g. hours should be between -23 and 23. */
-static void
-e_meeting_time_selector_adjust_time (EMeetingTimeSelectorTime *mtstime,
- gint days, gint hours, gint minutes)
-{
- gint new_hours, new_minutes;
-
- /* We have to handle negative values for hous and minutes here, since
- EMeetingTimeSelectorTime uses guint8s to store them. */
- new_minutes = mtstime->minute + minutes;
- if (new_minutes < 0) {
- new_minutes += 60;
- hours -= 1;
- }
-
- new_hours = mtstime->hour + hours;
- if (new_hours < 0) {
- new_hours += 24;
- days -= 1;
- }
-
- g_date_add_days (&mtstime->date, days);
- mtstime->hour = new_hours;
- mtstime->minute = new_minutes;
-
- e_meeting_time_selector_fix_time_overflows (mtstime);
-}
-
-
-/* This looks for any busy period of the given attendee which clashes with
- the start and end time. It uses a binary search. */
-static EMeetingTimeSelectorPeriod*
-e_meeting_time_selector_find_time_clash (EMeetingTimeSelector *mts,
- EMeetingTimeSelectorAttendee *attendee,
- EMeetingTimeSelectorTime *start_time,
- EMeetingTimeSelectorTime *end_time)
-{
- EMeetingTimeSelectorPeriod *period;
- gint period_num;
-
- period_num = e_meeting_time_selector_find_first_busy_period (mts, attendee, &start_time->date);
-
- if (period_num == -1)
- return NULL;
-
- /* Step forward through the busy periods until we find a clash or we
- go past the end_time. */
- while (period_num < attendee->busy_periods->len) {
- period = &g_array_index (attendee->busy_periods,
- EMeetingTimeSelectorPeriod,
- period_num);
-
- /* If the period starts at or after the end time, there is no
- clash and we are finished. The busy periods are sorted by
- their start times, so all the rest will be later. */
- if (e_meeting_time_selector_compare_times (&period->start,
- end_time) >= 0)
- return NULL;
-
- /* If the period ends after the start time, we have found a
- clash. From the above test we already know the busy period
- isn't completely after the meeting time. */
- if (e_meeting_time_selector_compare_times (&period->end,
- start_time) > 0) {
- return period;
- }
-
- period_num++;
- }
-
- return NULL;
-}
-
-
-/* This subtracts the attendees longest_period_in_days from the given date,
- and does a binary search of the attendee's busy periods array to find the
- first one which could possible end on the given day or later.
- If none are found it returns -1. */
-gint
-e_meeting_time_selector_find_first_busy_period (EMeetingTimeSelector *mts,
- EMeetingTimeSelectorAttendee *attendee,
- GDate *date)
-{
- EMeetingTimeSelectorPeriod *period;
- gint lower, upper, middle = 0, cmp = 0;
- GDate tmp_date;
-
- /* Make sure the busy periods have been sorted. */
- e_meeting_time_selector_attendee_ensure_periods_sorted (mts, attendee);
-
- /* Calculate the first day which could have a busy period which
- continues onto our given date. */
- tmp_date = *date;
- g_date_subtract_days (&tmp_date, attendee->longest_period_in_days);
-
- /* We want the first busy period which starts on tmp_date. */
- lower = 0;
- upper = attendee->busy_periods->len;
-
- if (upper == 0)
- return -1;
-
- while (lower < upper) {
- middle = (lower + upper) >> 1;
-
- period = &g_array_index (attendee->busy_periods,
- EMeetingTimeSelectorPeriod, middle);
-
- cmp = g_date_compare (&tmp_date, &period->start.date);
-
- if (cmp == 0)
- break;
- else if (cmp < 0)
- upper = middle;
- else
- lower = middle + 1;
- }
-
- /* There may be several busy periods on the same day so we step
- backwards to the first one. */
- if (cmp == 0) {
- while (middle > 0) {
- period = &g_array_index (attendee->busy_periods,
- EMeetingTimeSelectorPeriod, middle - 1);
- if (g_date_compare (&tmp_date, &period->start.date) != 0)
- break;
- middle--;
- }
- } else if (cmp > 0) {
- /* This means we couldn't find a period on the given day, and
- the last one we looked at was before it, so if there are
- any more periods after this one we return it. */
- middle++;
- if (attendee->busy_periods->len <= middle)
- return -1;
- }
-
- return middle;
-}
-
-
-static void
-e_meeting_time_selector_on_zoomed_out_toggled (GtkWidget *menuitem,
- EMeetingTimeSelector *mts)
-{
- /* Make sure the menu pops down, which doesn't happen by default if
- keyboard accelerators are used. */
- if (GTK_WIDGET_VISIBLE (mts->options_menu))
- gtk_menu_popdown (GTK_MENU (mts->options_menu));
-
- e_meeting_time_selector_set_zoomed_out (mts, GTK_CHECK_MENU_ITEM (menuitem)->active);
-}
-
-
-static void
-e_meeting_time_selector_on_working_hours_toggled (GtkWidget *menuitem,
- EMeetingTimeSelector *mts)
-{
- /* Make sure the menu pops down, which doesn't happen by default if
- keyboard accelerators are used. */
- if (GTK_WIDGET_VISIBLE (mts->options_menu))
- gtk_menu_popdown (GTK_MENU (mts->options_menu));
-
- e_meeting_time_selector_set_working_hours_only (mts, GTK_CHECK_MENU_ITEM (menuitem)->active);
-}
-
-
-/* This recalculates day_width, first_hour_shown and last_hour_shown. */
-static void
-e_meeting_time_selector_recalc_grid (EMeetingTimeSelector *mts)
-{
- if (mts->working_hours_only) {
- mts->first_hour_shown = mts->day_start_hour;
- mts->last_hour_shown = mts->day_end_hour;
- if (mts->day_end_minute != 0)
- mts->last_hour_shown += 1;
- } else {
- mts->first_hour_shown = 0;
- mts->last_hour_shown = 24;
- }
-
- /* In the brief view we use the nearest hours divisible by 3. */
- if (mts->zoomed_out) {
- mts->first_hour_shown -= mts->first_hour_shown % 3;
- mts->last_hour_shown += 2;
- mts->last_hour_shown -= mts->last_hour_shown % 3;
- }
-
- mts->day_width = mts->col_width * (mts->last_hour_shown - mts->first_hour_shown);
- if (mts->zoomed_out)
- mts->day_width /= 3;
-
- /* Add one pixel for the extra vertical grid line. */
- mts->day_width++;
-
- gnome_canvas_set_scroll_region (GNOME_CANVAS (mts->display_top),
- 0, 0,
- mts->day_width * E_MEETING_TIME_SELECTOR_DAYS_SHOWN,
- mts->row_height * 3);
- e_meeting_time_selector_update_main_canvas_scroll_region (mts);
-
- e_meeting_time_selector_recalc_date_format (mts);
- mts->meeting_positions_valid = FALSE;
-}
-
-
-/* This saves the first visible time in the given EMeetingTimeSelectorTime. */
-static void
-e_meeting_time_selector_save_position (EMeetingTimeSelector *mts,
- EMeetingTimeSelectorTime *mtstime)
-{
- gint scroll_x, scroll_y;
-
- gnome_canvas_get_scroll_offsets (GNOME_CANVAS (mts->display_main),
- &scroll_x, &scroll_y);
- e_meeting_time_selector_calculate_time (mts, scroll_x, mtstime);
-}
-
-
-/* This restores a saved position. */
-static void
-e_meeting_time_selector_restore_position (EMeetingTimeSelector *mts,
- EMeetingTimeSelectorTime *mtstime)
-{
- gint scroll_x, scroll_y, new_scroll_x;
-
- new_scroll_x = e_meeting_time_selector_calculate_time_position (mts,
- mtstime);
- gnome_canvas_get_scroll_offsets (GNOME_CANVAS (mts->display_main),
- &scroll_x, &scroll_y);
- gnome_canvas_scroll_to (GNOME_CANVAS (mts->display_main),
- new_scroll_x, scroll_y);
-}
-
-
-/* This returns the x pixel coords of the meeting time in the entire scroll
- region. It recalculates them if they have been marked as invalid.
- If it returns FALSE then no meeting time is set or the meeting time is
- not visible in the current scroll area. */
-gboolean
-e_meeting_time_selector_get_meeting_time_positions (EMeetingTimeSelector *mts,
- gint *start_x,
- gint *end_x)
-{
- if (mts->meeting_positions_valid) {
- if (mts->meeting_positions_in_scroll_area) {
- *start_x = mts->meeting_start_x;
- *end_x = mts->meeting_end_x;
- return TRUE;
- } else {
- return FALSE;
- }
- }
-
- mts->meeting_positions_valid = TRUE;
-
- /* Check if the days aren't in our current range. */
- if (g_date_compare (&mts->meeting_start_time.date, &mts->last_date_shown) > 0
- || g_date_compare (&mts->meeting_end_time.date, &mts->first_date_shown) < 0) {
- mts->meeting_positions_in_scroll_area = FALSE;
- return FALSE;
- }
-
- mts->meeting_positions_in_scroll_area = TRUE;
- *start_x = mts->meeting_start_x = e_meeting_time_selector_calculate_time_position (mts, &mts->meeting_start_time);
- *end_x = mts->meeting_end_x = e_meeting_time_selector_calculate_time_position (mts, &mts->meeting_end_time);
-
- return TRUE;
-}
-
-
-/* This recalculates the date format to used, by computing the width of the
- longest date strings in the widget's font and seeing if they fit. */
-static void
-e_meeting_time_selector_recalc_date_format (EMeetingTimeSelector *mts)
-{
- /* 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 };
- GDate date;
- gint max_date_width, longest_weekday_width, longest_month_width, width;
- gint day, longest_weekday, month, longest_month;
- gchar buffer[128];
- GdkFont *font;
-
- font = GTK_WIDGET (mts)->style->font;
-
- /* Calculate the maximum date width we can fit into the display. */
- max_date_width = mts->day_width - 2;
-
- /* Find the biggest full weekday name. We start on a particular
- Monday and go through seven days. */
- g_date_clear (&date, 1);
- g_date_set_dmy (&date, 3, 1, 2000); /* Monday 3rd Jan 2000. */
- longest_weekday_width = 0;
- longest_weekday = G_DATE_MONDAY;
- for (day = G_DATE_MONDAY; day <= G_DATE_SUNDAY; day++) {
- g_date_strftime (buffer, sizeof (buffer), "%A", &date);
- width = gdk_string_width (font, buffer);
- if (width > longest_weekday_width) {
- longest_weekday = day;
- longest_weekday_width = width;
- }
- g_date_add_days (&date, 1);
- }
-
- /* Now find the biggest month name. */
- longest_month_width = 0;
- longest_month = G_DATE_JANUARY;
- for (month = G_DATE_JANUARY; month <= G_DATE_DECEMBER; month++) {
- g_date_set_month (&date, month);
- g_date_strftime (buffer, sizeof (buffer), "%B", &date);
- width = gdk_string_width (font, buffer);
- if (width > longest_month_width) {
- longest_month = month;
- longest_month_width = width;
- }
- }
-
- /* See if we can use the full date. We want to use a date with a
- month day > 20 and also the longest weekday. We use a
- pre-calculated array of days for each month and add on the
- weekday (which is 1 (Mon) to 7 (Sun). */
- g_date_set_dmy (&date, days[longest_month - 1] + longest_weekday,
- longest_month, 2000);
- /* This is a strftime() format string %A = full weekday name,
- %B = full month name, %d = month day, %Y = full year. */
- g_date_strftime (buffer, sizeof (buffer), _("%A, %B %d, %Y"), &date);
-
- g_print ("longest_month: %i longest_weekday: %i date: %s\n",
- longest_month, longest_weekday, buffer);
-
- if (gdk_string_width (font, buffer) < max_date_width) {
- mts->date_format = E_MEETING_TIME_SELECTOR_DATE_FULL;
- return;
- }
-
- /* Now try it with abbreviated weekday names. */
- longest_weekday_width = 0;
- longest_weekday = G_DATE_MONDAY;
- g_date_set_dmy (&date, 3, 1, 2000); /* Monday 3rd Jan 2000. */
- for (day = G_DATE_MONDAY; day <= G_DATE_SUNDAY; day++) {
- g_date_strftime (buffer, sizeof (buffer), "%a", &date);
- width = gdk_string_width (font, buffer);
- if (width > longest_weekday_width) {
- longest_weekday = day;
- longest_weekday_width = width;
- }
- g_date_add_days (&date, 1);
- }
-
- g_date_set_dmy (&date, days[longest_month - 1] + longest_weekday,
- longest_month, 2000);
- /* This is a strftime() format string %a = abbreviated weekday name,
- %m = month number, %d = month day, %Y = full year. */
- g_date_strftime (buffer, sizeof (buffer), _("%a %m/%d/%Y"), &date);
-
- g_print ("longest_month: %i longest_weekday: %i date: %s\n",
- longest_month, longest_weekday, buffer);
-
- if (gdk_string_width (font, buffer) < max_date_width)
- mts->date_format = E_MEETING_TIME_SELECTOR_DATE_ABBREVIATED_DAY;
- else
- mts->date_format = E_MEETING_TIME_SELECTOR_DATE_SHORT;
-}
-
-
-/* Turn off the background of the canvas windows. This reduces flicker
- considerably when scrolling. (Why isn't it in GnomeCanvas?). */
-static void
-e_meeting_time_selector_on_canvas_realized (GtkWidget *widget,
- EMeetingTimeSelector *mts)
-{
- gdk_window_set_back_pixmap (GTK_LAYOUT (widget)->bin_window,
- NULL, FALSE);
-}
-
-
-/* This is called when the meeting start time GnomeDateEdit is changed,
- either via the "date_changed". "time_changed" or "activate" signals on one
- of the GtkEntry widgets. So don't use the widget parameter since it may be
- one of the child GtkEntry widgets. */
-static void
-e_meeting_time_selector_on_start_time_changed (GtkWidget *widget,
- EMeetingTimeSelector *mts)
-{
- gint duration_days, duration_hours, duration_minutes;
- EMeetingTimeSelectorTime mtstime;
- time_t newtime;
- struct tm *newtime_tm;
-
- newtime = gnome_date_edit_get_date (GNOME_DATE_EDIT (mts->start_date_edit));
- newtime_tm = localtime (&newtime);
- g_date_clear (&mtstime.date, 1);
- g_date_set_time (&mtstime.date, newtime);
- mtstime.hour = newtime_tm->tm_hour;
- mtstime.minute = newtime_tm->tm_min;
-
- /* If the time hasn't changed, just return. */
- if (e_meeting_time_selector_compare_times (&mtstime, &mts->meeting_start_time) == 0)
- return;
-
- /* Calculate the current meeting duration. */
- e_meeting_time_selector_calculate_time_difference (&mts->meeting_start_time, &mts->meeting_end_time, &duration_days, &duration_hours, &duration_minutes);
-
- /* Set the new start time. */
- mts->meeting_start_time = mtstime;
-
- /* Update the end time so the meeting duration stays the same. */
- mts->meeting_end_time = mts->meeting_start_time;
- e_meeting_time_selector_adjust_time (&mts->meeting_end_time, duration_days, duration_hours, duration_minutes);
- e_meeting_time_selector_update_end_date_edit (mts);
-
- mts->meeting_positions_valid = FALSE;
- e_meeting_time_selector_ensure_meeting_time_shown (mts);
- gtk_widget_queue_draw (mts->display_top);
- gtk_widget_queue_draw (mts->display_main);
-}
-
-
-/* This is called when the meeting end time GnomeDateEdit is changed,
- either via the "date_changed", "time_changed" or "activate" signals on one
- of the GtkEntry widgets. So don't use the widget parameter since it may be
- one of the child GtkEntry widgets. */
-static void
-e_meeting_time_selector_on_end_time_changed (GtkWidget *widget,
- EMeetingTimeSelector *mts)
-{
- EMeetingTimeSelectorTime mtstime;
- time_t newtime;
- struct tm *newtime_tm;
-
- newtime = gnome_date_edit_get_date (GNOME_DATE_EDIT (mts->end_date_edit));
- newtime_tm = localtime (&newtime);
- g_date_clear (&mtstime.date, 1);
- g_date_set_time (&mtstime.date, newtime);
- mtstime.hour = newtime_tm->tm_hour;
- mtstime.minute = newtime_tm->tm_min;
-
- /* If the time hasn't changed, just return. */
- if (e_meeting_time_selector_compare_times (&mtstime, &mts->meeting_end_time) == 0)
- return;
-
- /* Set the new end time. */
- mts->meeting_end_time = mtstime;
-
- /* If the start time is after the end time, set it to the same time. */
- if (e_meeting_time_selector_compare_times (&mtstime, &mts->meeting_start_time) < 0) {
- /* We set it first, before updating the widget, so the signal
- handler will just return. */
- mts->meeting_start_time = mtstime;
- e_meeting_time_selector_update_start_date_edit (mts);
- }
-
- mts->meeting_positions_valid = FALSE;
- e_meeting_time_selector_ensure_meeting_time_shown (mts);
- gtk_widget_queue_draw (mts->display_top);
- gtk_widget_queue_draw (mts->display_main);
-}
-
-
-/* This updates the ranges shown in the GnomeDateEdit popup menus, according
- to working_hours_only etc. */
-static void
-e_meeting_time_selector_update_date_popup_menus (EMeetingTimeSelector *mts)
-{
- GnomeDateEdit *start_edit, *end_edit;
- gint low_hour, high_hour;
-
- start_edit = GNOME_DATE_EDIT (mts->start_date_edit);
- end_edit = GNOME_DATE_EDIT (mts->end_date_edit);
-
- if (mts->working_hours_only) {
- low_hour = mts->day_start_hour;
- high_hour = mts->day_end_hour;
- } else {
- low_hour = 0;
- high_hour = 23;
- }
-
- gnome_date_edit_set_popup_range (start_edit, low_hour, high_hour);
- gnome_date_edit_set_popup_range (end_edit, low_hour, high_hour);
-}
-
-
-static void
-e_meeting_time_selector_on_canvas_size_allocate (GtkWidget *widget,
- GtkAllocation *allocation,
- EMeetingTimeSelector *mts)
-{
- e_meeting_time_selector_update_main_canvas_scroll_region (mts);
-
- e_meeting_time_selector_ensure_meeting_time_shown (mts);
-}
-
-
-static void
-e_meeting_time_selector_on_attendees_list_size_allocate (GtkWidget *widget,
- GtkAllocation *allocation,
- EMeetingTimeSelector *mts)
-{
- e_meeting_time_selector_update_attendees_list_scroll_region (mts);
- e_meeting_time_selector_update_attendees_list_positions (mts);
-}
-
-
-/* This updates the list canvas scroll region according to the number of
- attendees. If the total height needed is less than the height of the canvas,
- we must use the height of the canvas, or it causes problems. */
-static void
-e_meeting_time_selector_update_attendees_list_scroll_region (EMeetingTimeSelector *mts)
-{
- gint height, canvas_width, canvas_height;
-
- height = mts->row_height * mts->attendees->len;
- canvas_width = GTK_WIDGET (mts->attendees_list)->allocation.width;
- canvas_height = GTK_WIDGET (mts->attendees_list)->allocation.height;
-
- height = MAX (height, canvas_height);
-
- gnome_canvas_set_scroll_region (GNOME_CANVAS (mts->attendees_list),
- 0, 0,
- canvas_width,
- height);
-}
-
-
-/* This updates the canvas scroll regions according to the number of attendees.
- If the total height needed is less than the height of the canvas, we must
- use the height of the canvas, or it causes problems. */
-static void
-e_meeting_time_selector_update_main_canvas_scroll_region (EMeetingTimeSelector *mts)
-{
- gint height, canvas_height, list_width;
-
- height = mts->row_height * (mts->attendees->len + 1);
- canvas_height = GTK_WIDGET (mts->display_main)->allocation.height;
- list_width = GTK_WIDGET (mts->attendees_list)->allocation.width;
-
- height = MAX (height, canvas_height);
-
- gnome_canvas_set_scroll_region (GNOME_CANVAS (mts->attendees_list),
- 0, 0,
- list_width,
- height);
- gnome_canvas_set_scroll_region (GNOME_CANVAS (mts->display_main),
- 0, 0,
- mts->day_width * E_MEETING_TIME_SELECTOR_DAYS_SHOWN,
- height);
-}
-
-
-/* This changes the meeting time based on the given x coordinate and whether
- we are dragging the start or end bar. It returns the new position, which
- will be swapped if the start bar is dragged past the end bar or vice versa.
- It make sure the meeting time is never dragged outside the visible canvas
- area. */
-void
-e_meeting_time_selector_drag_meeting_time (EMeetingTimeSelector *mts,
- gint x)
-{
- EMeetingTimeSelectorTime first_time, last_time, drag_time, *time_to_set;
- gint scroll_x, scroll_y, canvas_width;
- gboolean set_both_times = FALSE;
-
- /* Get the x coords of visible part of the canvas. */
- gnome_canvas_get_scroll_offsets (GNOME_CANVAS (mts->display_main),
- &scroll_x, &scroll_y);
- canvas_width = mts->display_main->allocation.width;
-
- /* Save the x coordinate for the timeout handler. */
- mts->last_drag_x = (x < scroll_x) ? x - scroll_x
- : x - scroll_x - canvas_width + 1;
-
- /* Check if the mouse is off the edge of the canvas. */
- if (x < scroll_x || x > scroll_x + canvas_width) {
- /* If we haven't added a timeout function, add one. */
- if (mts->auto_scroll_timeout_id == 0) {
- mts->auto_scroll_timeout_id = g_timeout_add (60, e_meeting_time_selector_timeout_handler, mts);
- mts->scroll_count = 0;
-
- /* Call the handler to start scrolling now. */
- e_meeting_time_selector_timeout_handler (mts);
- return;
- }
- } else {
- e_meeting_time_selector_remove_timeout (mts);
- }
-
- /* Calculate the minimum & maximum times we can use, based on the
- scroll offsets and whether zoomed_out is set. */
- e_meeting_time_selector_calculate_time (mts, scroll_x, &first_time);
- e_meeting_time_selector_calculate_time (mts, scroll_x + canvas_width - 1,
- &last_time);
- if (mts->zoomed_out) {
- if (first_time.minute > 30)
- first_time.hour++;
- first_time.minute = 0;
- last_time.minute = 0;
- } else {
- first_time.minute += 15;
- first_time.minute -= first_time.minute % 30;
- last_time.minute -= last_time.minute % 30;
- }
- e_meeting_time_selector_fix_time_overflows (&first_time);
- e_meeting_time_selector_fix_time_overflows (&last_time);
-
- /* Calculate the time from x coordinate. */
- e_meeting_time_selector_calculate_time (mts, x, &drag_time);
-
- /* Calculate the nearest half-hour or hour, depending on whether
- zoomed_out is set. */
- if (mts->zoomed_out) {
- if (drag_time.minute > 30)
- drag_time.hour++;
- drag_time.minute = 0;
- } else {
- drag_time.minute += 15;
- drag_time.minute -= drag_time.minute % 30;
- }
- e_meeting_time_selector_fix_time_overflows (&drag_time);
-
- /* Now make sure we are between first_time & last_time. */
- if (e_meeting_time_selector_compare_times (&drag_time, &first_time) < 0)
- drag_time = first_time;
- if (e_meeting_time_selector_compare_times (&drag_time, &last_time) > 0)
- drag_time = last_time;
-
- /* Set the meeting start or end time to drag_time. */
- if (mts->dragging_position == E_MEETING_TIME_SELECTOR_POS_START)
- time_to_set = &mts->meeting_start_time;
- else
- time_to_set = &mts->meeting_end_time;
-
- /* If the time is unchanged, just return. */
- if (e_meeting_time_selector_compare_times (time_to_set, &drag_time) == 0)
- return;
-
- *time_to_set = drag_time;
-
- /* Check if the start time and end time need to be switched. */
- if (e_meeting_time_selector_compare_times (&mts->meeting_start_time,
- &mts->meeting_end_time) > 0) {
- drag_time = mts->meeting_start_time;
- mts->meeting_start_time = mts->meeting_end_time;
- mts->meeting_end_time = drag_time;
-
- if (mts->dragging_position == E_MEETING_TIME_SELECTOR_POS_START)
- mts->dragging_position = E_MEETING_TIME_SELECTOR_POS_END;
- else
- mts->dragging_position = E_MEETING_TIME_SELECTOR_POS_START;
-
- set_both_times = TRUE;
- }
-
- /* Mark the calculated positions as invalid. */
- mts->meeting_positions_valid = FALSE;
-
- /* Redraw the canvases. */
- gtk_widget_queue_draw (mts->display_top);
- gtk_widget_queue_draw (mts->display_main);
-
- /* Set the times in the GnomeDateEdit widgets. */
- if (set_both_times
- || mts->dragging_position == E_MEETING_TIME_SELECTOR_POS_START)
- e_meeting_time_selector_update_start_date_edit (mts);
-
- if (set_both_times
- || mts->dragging_position == E_MEETING_TIME_SELECTOR_POS_END)
- e_meeting_time_selector_update_end_date_edit (mts);
-}
-
-
-/* This is the timeout function which handles auto-scrolling when the user is
- dragging one of the meeting time vertical bars outside the left or right
- edge of the canvas. */
-static gboolean
-e_meeting_time_selector_timeout_handler (gpointer data)
-{
- EMeetingTimeSelector *mts;
- EMeetingTimeSelectorTime drag_time, *time_to_set;
- gint scroll_x, max_scroll_x, scroll_y, canvas_width;
- gint scroll_speed, scroll_offset;
- gboolean set_both_times = FALSE;
-
- mts = E_MEETING_TIME_SELECTOR (data);
-
- GDK_THREADS_ENTER ();
-
- /* Return if we don't need to scroll yet. */
- if (mts->scroll_count-- > 0) {
- GDK_THREADS_LEAVE ();
- return TRUE;
- }
-
- /* Get the x coords of visible part of the canvas. */
- gnome_canvas_get_scroll_offsets (GNOME_CANVAS (mts->display_main),
- &scroll_x, &scroll_y);
- canvas_width = mts->display_main->allocation.width;
-
- /* Calculate the scroll delay, between 0 and MAX_SCROLL_SPEED. */
- scroll_speed = abs (mts->last_drag_x / E_MEETING_TIME_SELECTOR_SCROLL_INCREMENT_WIDTH);
- scroll_speed = MIN (scroll_speed,
- E_MEETING_TIME_SELECTOR_MAX_SCROLL_SPEED);
-
- /* Reset the scroll count. */
- mts->scroll_count = E_MEETING_TIME_SELECTOR_MAX_SCROLL_SPEED - scroll_speed;
-
- /* Calculate how much we need to scroll. */
- if (mts->last_drag_x >= 0)
- scroll_offset = mts->col_width;
- else
- scroll_offset = -mts->col_width;
-
- scroll_x += scroll_offset;
- max_scroll_x = (mts->day_width * E_MEETING_TIME_SELECTOR_DAYS_SHOWN)
- - canvas_width;
- scroll_x = CLAMP (scroll_x, 0, max_scroll_x);
-
- /* Calculate the minimum or maximum visible time in the canvas, which
- we will now set the dragged time to. */
- if (scroll_offset > 0) {
- e_meeting_time_selector_calculate_time (mts,
- scroll_x + canvas_width - 1,
- &drag_time);
- if (mts->zoomed_out) {
- drag_time.minute = 0;
- } else {
- drag_time.minute -= drag_time.minute % 30;
- }
- } else {
- e_meeting_time_selector_calculate_time (mts, scroll_x,
- &drag_time);
- if (mts->zoomed_out) {
- if (drag_time.minute > 30)
- drag_time.hour++;
- drag_time.minute = 0;
- } else {
- drag_time.minute += 15;
- drag_time.minute -= drag_time.minute % 30;
- }
- }
- e_meeting_time_selector_fix_time_overflows (&drag_time);
-
- /* Set the meeting start or end time to drag_time. */
- if (mts->dragging_position == E_MEETING_TIME_SELECTOR_POS_START)
- time_to_set = &mts->meeting_start_time;
- else
- time_to_set = &mts->meeting_end_time;
-
- /* If the time is unchanged, just return. */
- if (e_meeting_time_selector_compare_times (time_to_set, &drag_time) == 0) {
- GDK_THREADS_LEAVE ();
- return TRUE;
- }
-
- *time_to_set = drag_time;
-
- /* Check if the start time and end time need to be switched. */
- if (e_meeting_time_selector_compare_times (&mts->meeting_start_time, &mts->meeting_end_time) > 0) {
- drag_time = mts->meeting_start_time;
- mts->meeting_start_time = mts->meeting_end_time;
- mts->meeting_end_time = drag_time;
-
- if (mts->dragging_position == E_MEETING_TIME_SELECTOR_POS_START)
- mts->dragging_position = E_MEETING_TIME_SELECTOR_POS_END;
- else
- mts->dragging_position = E_MEETING_TIME_SELECTOR_POS_START;
-
- set_both_times = TRUE;
- }
-
- /* Mark the calculated positions as invalid. */
- mts->meeting_positions_valid = FALSE;
-
- /* Set the times in the GnomeDateEdit widgets. */
- if (set_both_times
- || mts->dragging_position == E_MEETING_TIME_SELECTOR_POS_START)
- e_meeting_time_selector_update_start_date_edit (mts);
-
- if (set_both_times
- || mts->dragging_position == E_MEETING_TIME_SELECTOR_POS_END)
- e_meeting_time_selector_update_end_date_edit (mts);
-
- /* Redraw the canvases. We freeze and thaw the layouts so that they
- get redrawn completely. Otherwise the pixels get scrolled left or
- right which is not good for us (since our vertical bars have been
- moved) and causes flicker. */
- gtk_layout_freeze (GTK_LAYOUT (mts->display_main));
- gtk_layout_freeze (GTK_LAYOUT (mts->display_top));
- gnome_canvas_scroll_to (GNOME_CANVAS (mts->display_main),
- scroll_x, scroll_y);
- gnome_canvas_scroll_to (GNOME_CANVAS (mts->display_top),
- scroll_x, scroll_y);
- gtk_layout_thaw (GTK_LAYOUT (mts->display_main));
- gtk_layout_thaw (GTK_LAYOUT (mts->display_top));
-
- GDK_THREADS_LEAVE ();
- return TRUE;
-}
-
-
-/* This removes our auto-scroll timeout function, if we have one installed. */
-void
-e_meeting_time_selector_remove_timeout (EMeetingTimeSelector *mts)
-{
- if (mts->auto_scroll_timeout_id) {
- g_source_remove (mts->auto_scroll_timeout_id);
- mts->auto_scroll_timeout_id = 0;
- }
-}
-
-
-/* This updates the GnomeDateEdit widget displaying the meeting start time. */
-static void
-e_meeting_time_selector_update_start_date_edit (EMeetingTimeSelector *mts)
-{
- struct tm start_tm;
- time_t start_time_t;
-
- g_date_to_struct_tm (&mts->meeting_start_time.date, &start_tm);
- start_tm.tm_hour = mts->meeting_start_time.hour;
- start_tm.tm_min = mts->meeting_start_time.minute;
- start_time_t = mktime (&start_tm);
- gnome_date_edit_set_time (GNOME_DATE_EDIT (mts->start_date_edit),
- start_time_t);
-}
-
-
-/* This updates the GnomeDateEdit widget displaying the meeting end time. */
-static void
-e_meeting_time_selector_update_end_date_edit (EMeetingTimeSelector *mts)
-{
- struct tm end_tm;
- time_t end_time_t;
-
- g_date_to_struct_tm (&mts->meeting_end_time.date, &end_tm);
- end_tm.tm_hour = mts->meeting_end_time.hour;
- end_tm.tm_min = mts->meeting_end_time.minute;
- end_time_t = mktime (&end_tm);
- gnome_date_edit_set_time (GNOME_DATE_EDIT (mts->end_date_edit),
- end_time_t);
-}
-
-
-/* This ensures that the meeting time is shown on screen, by scrolling the
- canvas and possibly by changing the range of dates shown in the canvas. */
-static void
-e_meeting_time_selector_ensure_meeting_time_shown (EMeetingTimeSelector *mts)
-{
- gint start_x, end_x, scroll_x, scroll_y, canvas_width;
- gint new_scroll_x;
- gboolean fits_in_canvas;
-
- /* Check if we need to change the range of dates shown. */
- if (g_date_compare (&mts->meeting_start_time.date,
- &mts->first_date_shown) < 0
- || g_date_compare (&mts->meeting_end_time.date,
- &mts->last_date_shown) > 0) {
- e_meeting_time_selector_update_dates_shown (mts);
- gtk_widget_queue_draw (mts->display_top);
- gtk_widget_queue_draw (mts->display_main);
- }
-
- /* If all of the meeting time is visible, just return. */
- e_meeting_time_selector_get_meeting_time_positions (mts, &start_x,
- &end_x);
- gnome_canvas_get_scroll_offsets (GNOME_CANVAS (mts->display_main),
- &scroll_x, &scroll_y);
- canvas_width = mts->display_main->allocation.width;
- if (start_x > scroll_x && end_x <= scroll_x + canvas_width)
- return;
-
- fits_in_canvas = end_x - start_x < canvas_width ? TRUE : FALSE;
-
- /* If the meeting is not entirely visible, either center it if it is
- smaller than the canvas, or show the start of it if it is big. */
- if (fits_in_canvas) {
- new_scroll_x = (start_x + end_x - canvas_width) / 2;
- } else {
- new_scroll_x = start_x;
- }
- gnome_canvas_scroll_to (GNOME_CANVAS (mts->display_main),
- new_scroll_x, scroll_y);
-}
-
-
-/* This updates the range of dates shown in the canvas, to make sure that the
- currently selected meeting time is in the range. */
-static void
-e_meeting_time_selector_update_dates_shown (EMeetingTimeSelector *mts)
-{
- mts->first_date_shown = mts->meeting_start_time.date;
- g_date_subtract_days (&mts->first_date_shown, 60);
-
- mts->last_date_shown = mts->first_date_shown;
- g_date_add_days (&mts->last_date_shown, E_MEETING_TIME_SELECTOR_DAYS_SHOWN - 1);
-}
-
-
-/* This checks if the time's hour is over 24 or its minute is over 60 and if
- so it updates the day/hour appropriately. Note that hours and minutes are
- stored in guint8's so they can't overflow by much. */
-void
-e_meeting_time_selector_fix_time_overflows (EMeetingTimeSelectorTime *mtstime)
-{
- gint hours_to_add, days_to_add;
-
- hours_to_add = mtstime->minute / 60;
- if (hours_to_add > 0) {
- mtstime->minute -= hours_to_add * 60;
- mtstime->hour += hours_to_add;
- }
-
- days_to_add = mtstime->hour / 24;
- if (days_to_add > 0) {
- mtstime->hour -= days_to_add * 24;
- g_date_add_days (&mtstime->date, days_to_add);
- }
-}
-
-
-static void
-e_meeting_time_selector_update_attendees_list_positions (EMeetingTimeSelector *mts)
-{
- EMeetingTimeSelectorAttendee *attendee;
- gint list_width, item_width;
- gint row;
- GdkFont *font;
-
- list_width = GTK_WIDGET (mts->attendees_list)->allocation.width;
- item_width = MAX (1, list_width - E_MEETING_TIME_SELECTOR_ICON_COLUMN_WIDTH - E_MEETING_TIME_SELECTOR_TEXT_X_PAD * 2);
- font = GTK_WIDGET (mts)->style->font;
- for (row = 0; row < mts->attendees->len; row++) {
- attendee = &g_array_index (mts->attendees,
- EMeetingTimeSelectorAttendee, row);
-
- gnome_canvas_item_set
- (attendee->text_item,
- "font_gdk", font,
- "clip_width", (gdouble) item_width,
- "clip_height", (gdouble) (font->ascent
- + font->descent),
- NULL);
-
- e_canvas_item_move_absolute (attendee->text_item,
- E_MEETING_TIME_SELECTOR_ICON_COLUMN_WIDTH
- + E_MEETING_TIME_SELECTOR_TEXT_X_PAD,
- row * mts->row_height + 1 + E_MEETING_TIME_SELECTOR_TEXT_Y_PAD);
-
- gnome_canvas_item_show (attendee->text_item);
- }
-}
-
-
-/*
- * CONVERSION ROUTINES - functions to convert between different coordinate
- * spaces and dates.
- */
-
-/* This takes an x pixel coordinate within the entire canvas scroll region and
- returns the date in which it falls. If day_position is not NULL it also
- returns the x coordinate within the date, relative to the visible part of
- the canvas. It is used when painting the days in the item_draw function.
- Note that it must handle negative x coordinates in case we are dragging off
- the edge of the canvas. */
-void
-e_meeting_time_selector_calculate_day_and_position (EMeetingTimeSelector *mts,
- gint x,
- GDate *date,
- gint *day_position)
-{
- gint days_from_first_shown;
-
- *date = mts->first_date_shown;
-
- if (x >= 0) {
- days_from_first_shown = x / mts->day_width;
- g_date_add_days (date, days_from_first_shown);
- if (day_position)
- *day_position = - x % mts->day_width;
- } else {
- days_from_first_shown = -x / mts->day_width + 1;
- g_date_subtract_days (date, days_from_first_shown);
- if (day_position)
- *day_position = -mts->day_width - x % mts->day_width;
- }
-}
-
-
-/* This takes an x pixel coordinate within a day, and converts it to hours
- and minutes, depending on working_hours_only and zoomed_out. */
-void
-e_meeting_time_selector_convert_day_position_to_hours_and_mins (EMeetingTimeSelector *mts, gint day_position, guint8 *hours, guint8 *minutes)
-{
- if (mts->zoomed_out)
- day_position *= 3;
-
- /* Calculate the hours & minutes from the first displayed. */
- *hours = day_position / mts->col_width;
- *minutes = (day_position % mts->col_width) * 60 / mts->col_width;
-
- /* Now add on the first hour shown. */
- *hours += mts->first_hour_shown;
-}
-
-
-/* This takes an x pixel coordinate within the entire canvas scroll region and
- returns the time in which it falls. Note that it won't be extremely
- accurate since hours may only be a few pixels wide in the display.
- With zoomed_out set each pixel may represent 5 minutes or more, depending
- on how small the font is. */
-void
-e_meeting_time_selector_calculate_time (EMeetingTimeSelector *mts,
- gint x,
- EMeetingTimeSelectorTime *time)
-{
- gint day_position;
-
- /* First get the day and the x position within the day. */
- e_meeting_time_selector_calculate_day_and_position (mts, x, &time->date,
- NULL);
-
- /* Now convert the day_position into an hour and minute. */
- if (x >= 0)
- day_position = x % mts->day_width;
- else
- day_position = mts->day_width + x % mts->day_width;
-
- e_meeting_time_selector_convert_day_position_to_hours_and_mins (mts, day_position, &time->hour, &time->minute);
-}
-
-
-/* This takes a EMeetingTimeSelectorTime and calculates the x pixel coordinate
- within the entire canvas scroll region. It is used to draw the selected
- meeting time and all the busy periods. */
-gint
-e_meeting_time_selector_calculate_time_position (EMeetingTimeSelector *mts,
- EMeetingTimeSelectorTime *mtstime)
-{
- gint x, date_offset, day_offset;
-
- /* Calculate the number of days since the first date shown in the
- entire canvas scroll region. */
- date_offset = g_date_julian (&mtstime->date) - g_date_julian (&mts->first_date_shown);
-
- /* Calculate the x pixel coordinate of the start of the day. */
- x = date_offset * mts->day_width;
-
- /* Add on the hours and minutes, depending on whether zoomed_out and
- working_hours_only are set. */
- day_offset = (mtstime->hour - mts->first_hour_shown) * 60
- + mtstime->minute;
- /* The day width includes an extra vertical grid line so subtract 1. */
- day_offset *= (mts->day_width - 1);
- day_offset /= (mts->last_hour_shown - mts->first_hour_shown) * 60;
-
- /* Clamp the day_offset in case the time isn't actually visible. */
- x += CLAMP (day_offset, 0, mts->day_width);
-
- return x;
-}
-
-
-static gboolean
-e_meeting_time_selector_on_text_item_event (GnomeCanvasItem *item,
- GdkEvent *event,
- EMeetingTimeSelector *mts)
-{
- EMeetingTimeSelectorAttendee *attendee;
- gint row, min;
- ETextEventProcessor *event_processor = NULL;
- ETextEventProcessorCommand command;
- GtkAdjustment *adj;
- gchar *text;
- gboolean empty = FALSE;
-
- switch (event->type) {
- case GDK_KEY_PRESS:
- if (event && event->key.keyval == GDK_Return) {
- row = e_meeting_time_selector_find_row_from_text_item (mts, item);
- g_return_val_if_fail (row != -1, FALSE);
-
- if (row == mts->attendees->len - 1)
- row = e_meeting_time_selector_attendee_add (mts, "", NULL);
- else
- row++;
-
- /* Make sure the item is visible. */
- adj = GTK_LAYOUT (mts->display_main)->vadjustment;
- min = ((row + 1) * mts->row_height) - adj->page_size;
- if (adj->value < min) {
- adj->value = min;
- gtk_adjustment_value_changed (adj);
- }
-
- attendee = &g_array_index (mts->attendees, EMeetingTimeSelectorAttendee, row);
- e_canvas_item_grab_focus (attendee->text_item);
-
- /* Try to move the cursor to the end of the text. */
- gtk_object_get (GTK_OBJECT (attendee->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);
- }
-
- /* 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_FOCUS_CHANGE:
- if (!event->focus_change.in) {
- gtk_object_get (GTK_OBJECT (item),
- "text", &text,
- NULL);
- if (!text || !text[0])
- empty = TRUE;
- g_free (text);
-
- if (empty) {
- row = e_meeting_time_selector_find_row_from_text_item (mts, item);
- g_return_val_if_fail (row != -1, FALSE);
- e_meeting_time_selector_attendee_remove (mts,
- row);
- }
- }
- break;
- default:
- break;
- }
-
- return FALSE;
-}
-
-
-static gint
-e_meeting_time_selector_find_row_from_text_item (EMeetingTimeSelector *mts,
- GnomeCanvasItem *item)
-{
- EMeetingTimeSelectorAttendee *attendee;
- gint row;
-
- for (row = 0; row < mts->attendees->len; row++) {
- attendee = &g_array_index (mts->attendees,
- EMeetingTimeSelectorAttendee, row);
- if (attendee->text_item == item)
- return row;
- }
-
- return -1;
-}
-