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