/* * * This program is free software; you can redistribute it and/or modify it * under the terms of the GNU Lesser General Public License as published by * the Free Software Foundation. * * 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 Lesser General Public License * along with this program; if not, see . * * * Authors: * Damon Chaplin * * Copyright (C) 1999-2008 Novell, Inc. (www.novell.com) * */ #ifndef E_DAY_VIEW_H #define E_DAY_VIEW_H #include #include #include #include "e-calendar-view.h" #include "gnome-cal.h" /* * EDayView - displays the Day & Work-Week views of the calendar. */ /* Standard GObject macros */ #define E_TYPE_DAY_VIEW \ (e_day_view_get_type ()) #define E_DAY_VIEW(obj) \ (G_TYPE_CHECK_INSTANCE_CAST \ ((obj), E_TYPE_DAY_VIEW, EDayView)) #define E_DAY_VIEW_CLASS(cls) \ (G_TYPE_CHECK_CLASS_CAST \ ((cls), E_TYPE_DAY_VIEW, EDayViewClass)) #define E_IS_DAY_VIEW(obj) \ (G_TYPE_CHECK_INSTANCE_TYPE \ ((obj), E_TYPE_DAY_VIEW)) #define E_IS_DAY_VIEW_CLASS(cls) \ (G_TYPE_CHECK_CLASS_TYPE \ ((cls), E_TYPE_DAY_VIEW)) #define E_DAY_VIEW_GET_CLASS(obj) \ (G_TYPE_INSTANCE_GET_CLASS \ ((obj), E_TYPE_DAY_VIEW, EDayViewClass)) /* The maximum number of days shown. We use the week view for anything more * than about 9 days. */ #define E_DAY_VIEW_MAX_DAYS 10 /* This is used as a special code to signify a long event instead of the day * of a normal event. */ #define E_DAY_VIEW_LONG_EVENT E_DAY_VIEW_MAX_DAYS /* The maximum number of columns of appointments within a day in multi-day * view. */ #define E_DAY_VIEW_MULTI_DAY_MAX_COLUMNS 6 /* minimum width of the event in one-day view in pixels */ #define E_DAY_VIEW_MIN_DAY_COL_WIDTH 60 /* The width of the gap between appointments. This should be at least * E_DAY_VIEW_BAR_WIDTH, since in the top canvas we use this space to draw * the triangle to represent continuing events. */ #define E_DAY_VIEW_GAP_WIDTH 7 /* The width of the bars down the left of each column and appointment. * This includes the borders on each side of it. */ #define E_DAY_VIEW_BAR_WIDTH 7 /* The height of the horizontal bar above & beneath the selected event. * This includes the borders on the top and bottom. */ #define E_DAY_VIEW_BAR_HEIGHT 6 /* The size of the reminder & recurrence icons, and padding around them. */ #define E_DAY_VIEW_ICON_WIDTH 16 #define E_DAY_VIEW_ICON_HEIGHT 16 #define E_DAY_VIEW_ICON_X_PAD 1 #define E_DAY_VIEW_ICON_Y_PAD 1 /* The space between the icons and the long event text. */ #define E_DAY_VIEW_LONG_EVENT_ICON_R_PAD 1 /* The size of the border around the event. */ #define E_DAY_VIEW_EVENT_BORDER_WIDTH 1 #define E_DAY_VIEW_EVENT_BORDER_HEIGHT 1 /* The padding on each side of the event text. */ #define E_DAY_VIEW_EVENT_X_PAD 2 #define E_DAY_VIEW_EVENT_Y_PAD 1 /* The padding on each side of the event text for events in the top canvas. */ #define E_DAY_VIEW_LONG_EVENT_X_PAD 2 #define E_DAY_VIEW_LONG_EVENT_Y_PAD 2 /* The size of the border around the long events in the top canvas. */ #define E_DAY_VIEW_LONG_EVENT_BORDER_WIDTH 1 #define E_DAY_VIEW_LONG_EVENT_BORDER_HEIGHT 1 /* The space between the time and the icon/text in the top canvas. */ #define E_DAY_VIEW_LONG_EVENT_TIME_X_PAD 2 /* The gap between rows in the top canvas. */ #define E_DAY_VIEW_TOP_CANVAS_Y_GAP 2 G_BEGIN_DECLS /* These are used to specify the type of an appointment. They match those * used in EMeetingTimeSelector. */ typedef enum { E_DAY_VIEW_BUSY_TENTATIVE = 0, E_DAY_VIEW_BUSY_OUT_OF_OFFICE = 1, E_DAY_VIEW_BUSY_BUSY = 2, E_DAY_VIEW_BUSY_LAST = 3 } EDayViewBusyType; /* This is used to specify the format used when displaying the dates. * The full format is like 'Thursday 12 September'. The abbreviated format is * like 'Thu 12 Sep'. The no weekday format is like '12 Sep'. The short format * is like '12'. The actual format used is determined in * e_day_view_recalc_cell_sizes (), once we know the font being used. */ typedef enum { E_DAY_VIEW_DATE_FULL, E_DAY_VIEW_DATE_ABBREVIATED, E_DAY_VIEW_DATE_NO_WEEKDAY, E_DAY_VIEW_DATE_SHORT } EDayViewDateFormat; /* These index our colors array. */ typedef enum { E_DAY_VIEW_COLOR_BG_WORKING, E_DAY_VIEW_COLOR_BG_NOT_WORKING, E_DAY_VIEW_COLOR_BG_SELECTED, E_DAY_VIEW_COLOR_BG_SELECTED_UNFOCUSSED, E_DAY_VIEW_COLOR_BG_GRID, E_DAY_VIEW_COLOR_BG_MULTIDAY_TODAY, E_DAY_VIEW_COLOR_BG_TOP_CANVAS, E_DAY_VIEW_COLOR_BG_TOP_CANVAS_SELECTED, E_DAY_VIEW_COLOR_BG_TOP_CANVAS_GRID, E_DAY_VIEW_COLOR_EVENT_VBAR, E_DAY_VIEW_COLOR_EVENT_BACKGROUND, E_DAY_VIEW_COLOR_EVENT_BORDER, E_DAY_VIEW_COLOR_LONG_EVENT_BACKGROUND, E_DAY_VIEW_COLOR_LONG_EVENT_BORDER, E_DAY_VIEW_COLOR_MARCUS_BAINS_LINE, E_DAY_VIEW_COLOR_LAST } EDayViewColors; /* These specify which part of the selection we are dragging, if any. */ typedef enum { E_DAY_VIEW_DRAG_START, E_DAY_VIEW_DRAG_END } EDayViewDragPosition; typedef struct _EDayViewEvent EDayViewEvent; struct _EDayViewEvent { E_CALENDAR_VIEW_EVENT_FIELDS /* For events in the main canvas, this contains the start column. * For long events in the top canvas, this is its row. */ guint8 start_row_or_col; /* For events in the main canvas, this is the number of columns that * it covers. For long events this is set to 1 if the event is shown. * For both types of events this is set to 0 if the event is not shown, * i.e. it couldn't fit into the display. Currently long events are * always shown as we just increase the height of the top canvas. */ guint8 num_columns; }; typedef struct _EDayView EDayView; typedef struct _EDayViewClass EDayViewClass; typedef struct _EDayViewPrivate EDayViewPrivate; struct _EDayView { ECalendarView parent; EDayViewPrivate *priv; /* The top canvas where the dates are shown. */ GtkWidget *top_dates_canvas; GnomeCanvasItem *top_dates_canvas_item; /* The top canvas where the dates and long appointments are shown. */ GtkWidget *top_canvas; GnomeCanvasItem *top_canvas_item; /* scrollbar for top_canvas */ GtkWidget *tc_vscrollbar; /* horizontal scrollbar for main_canvas */ GtkWidget *mc_hscrollbar; /* The main canvas where the rest of the appointments are shown. */ GtkWidget *main_canvas; GnomeCanvasItem *main_canvas_item; /* The canvas displaying the times of the day. */ GtkWidget *time_canvas; GnomeCanvasItem *time_canvas_item; GtkWidget *vscrollbar; /* label showing week number in upper-left corner */ GtkWidget *week_number_label; /* The start and end of the days shown. */ time_t lower; time_t upper; /* The start of each day & an extra element to hold the last time. */ time_t day_starts[E_DAY_VIEW_MAX_DAYS + 1]; /* An array of EDayViewEvent elements for the top view and each day. */ GArray *long_events; GArray *events[E_DAY_VIEW_MAX_DAYS]; /* These are set to FALSE whenever an event in the corresponding array * is changed. Any function that needs the events sorted calls * e_day_view_ensure_events_sorted (). */ gboolean long_events_sorted; gboolean events_sorted[E_DAY_VIEW_MAX_DAYS]; /* This is TRUE if we need to relayout the events before drawing. */ gboolean long_events_need_layout; gboolean need_layout[E_DAY_VIEW_MAX_DAYS]; /* This is TRUE if we need to reshape the canvas items, but a full * layout is not necessary. */ gboolean long_events_need_reshape; gboolean need_reshape[E_DAY_VIEW_MAX_DAYS]; /* The ID of the timeout function for doing a new layout. */ gint layout_timeout_id; /* The number of rows needed, depending on the times shown and the * minutes per row. */ gint rows; /* The height of each row. */ gint row_height; /* The number of rows in the top display. */ gint rows_in_top_display; /* The height of each row in the top canvas. */ gint top_row_height; /* The first and last times shown in the display. The last time isn't * included in the range. Default is 0:00-24:00 */ gint first_hour_shown; gint first_minute_shown; gint last_hour_shown; gint last_minute_shown; /* Whether we use show event end times in the main canvas. */ gboolean show_event_end_times; /* This is set to TRUE when the widget is created, so it scrolls to * the start of the working day when first shown. */ gboolean scroll_to_work_day; /* This is the width & offset of each of the day columns in the * display. */ gint day_widths[E_DAY_VIEW_MAX_DAYS + 1]; gint day_offsets[E_DAY_VIEW_MAX_DAYS + 1]; /* An array holding the number of columns in each row, in each day. * Note that there are a maximum of 12 * 24 rows (when a row is 5 mins) * but we don't always have that many rows. */ guint8 cols_per_row[E_DAY_VIEW_MAX_DAYS][12 * 24]; /* The maximum number of columns from all rows in cols_per_row */ gint max_cols; /* Sizes of the various time strings. */ gint small_hour_widths[24]; gint max_small_hour_width; gint max_minute_width; gint colon_width; gint digit_width; /* Size of '0' character. */ /* This specifies how we are displaying the dates at the top. */ EDayViewDateFormat date_format; /* These are the longest month & weekday names in the current font. * Months are 0 to 11. Weekdays are 0 (Sun) to 6 (Sat). */ gint longest_month_name; gint longest_abbreviated_month_name; gint longest_weekday_name; gint longest_abbreviated_weekday_name; /* The large font used to display the hours. I don't think we need a * fontset since we only display numbers. */ PangoFontDescription *large_font_desc; PangoFontDescription *small_font_desc; /* The icons. */ GdkPixbuf *reminder_icon; GdkPixbuf *recurrence_icon; GdkPixbuf *timezone_icon; GdkPixbuf *meeting_icon; GdkPixbuf *attach_icon; /* Colors for drawing. */ GdkColor colors[E_DAY_VIEW_COLOR_LAST]; /* The normal & resizing cursors. */ GdkCursor *normal_cursor; GdkCursor *move_cursor; GdkCursor *resize_width_cursor; GdkCursor *resize_height_cursor; /* This remembers the last cursor set on the window. */ GdkCursor *last_cursor_set_in_top_canvas; GdkCursor *last_cursor_set_in_main_canvas; /* * Editing, Selection & Dragging data */ /* The horizontal bars to resize events in the main canvas. */ GnomeCanvasItem *main_canvas_top_resize_bar_item; GnomeCanvasItem *main_canvas_bottom_resize_bar_item; /* The event currently being edited. The day is -1 if no event is being edited, or E_DAY_VIEW_LONG_EVENT if a long event is edited. */ gint editing_event_day; gint editing_event_num; /* This is a GnomeCanvasRect which is placed around an item while it * is being resized, so we can raise it above all other EText items. */ GnomeCanvasItem *resize_long_event_rect_item; GnomeCanvasItem *resize_rect_item; GnomeCanvasItem *resize_bar_item; /* The event for which a popup menu is being displayed, as above. */ gint popup_event_day; gint popup_event_num; /* The currently selected region. If selection_start_day is -1 there is * no current selection. If start_row or end_row is -1 then the * selection is in the top canvas. */ gint selection_start_day; gint selection_end_day; gint selection_start_row; gint selection_end_row; /* This is TRUE if the selection is currently being dragged using the * mouse. */ gboolean selection_is_being_dragged; /* This specifies which end of the selection is being dragged. */ EDayViewDragPosition selection_drag_pos; /* This is TRUE if the selection is in the top canvas only (i.e. if the * last motion event was in the top canvas). */ gboolean selection_in_top_canvas; /* The last mouse position, relative to the main canvas window. * Used when auto-scrolling to update the selection. */ gint last_mouse_x; gint last_mouse_y; /* Auto-scroll info for when selecting an area or dragging an item. */ gint auto_scroll_timeout_id; gint auto_scroll_delay; gboolean auto_scroll_up; /* These are used for the resize bars. */ gint resize_bars_event_day; gint resize_bars_event_num; /* These are used when resizing events. */ gint resize_event_day; gint resize_event_num; ECalendarViewPosition resize_drag_pos; gint resize_start_row; gint resize_end_row; /* This is used to remember the last edited event. */ gchar *last_edited_comp_string; /* This is the event the mouse button was pressed on. If the button * is released we start editing it, but if the mouse is dragged we set * this to -1. */ gint pressed_event_day; gint pressed_event_num; /* These are used when dragging events. If drag_event_day is not -1 we * know that we are dragging one of the EDayView events around. */ gint drag_event_day; gint drag_event_num; /* The last mouse position when dragging, in the entire canvas. */ gint drag_event_x; gint drag_event_y; /* The offset of the mouse from the top of the event, in rows. * In the top canvas this is the offset from the left, in days. */ gint drag_event_offset; /* The last day & row dragged to, so we know when we need to update * the dragged event's position. */ gint drag_last_day; gint drag_last_row; /* This is a GnomeCanvasRect which is placed around an item while it * is being resized, so we can raise it above all other EText items. */ GnomeCanvasItem *drag_long_event_rect_item; GnomeCanvasItem *drag_long_event_item; GnomeCanvasItem *drag_rect_item; GnomeCanvasItem *drag_bar_item; GnomeCanvasItem *drag_item; /* Grabbed pointer device while dragging. */ GdkDevice *grabbed_pointer; /* "am" and "pm" in the current locale, and their widths. */ gchar *am_string; gchar *pm_string; gint am_string_width; gint pm_string_width; /* remember last selected interval when click and restore on double click, * if we double clicked inside that interval. */ guint32 bc_event_time; time_t before_click_dtstart; time_t before_click_dtend; gboolean requires_update; }; struct _EDayViewClass { ECalendarViewClass parent_class; }; GType e_day_view_get_type (void) G_GNUC_CONST; ECalendarView * e_day_view_new (ECalModel *model); /* 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); void e_day_view_set_work_week_view (EDayView *day_view, gboolean work_week_view); /* The number of days shown in the EDayView, from 1 to 7. This is normally * either 1 or 5 (for the Work-Week view). */ gint e_day_view_get_days_shown (EDayView *day_view); void e_day_view_set_days_shown (EDayView *day_view, gint days_shown); /* Whether we display the Marcus Bains Line in the main canvas and time * canvas. */ void e_day_view_marcus_bains_update (EDayView *day_view); gboolean e_day_view_marcus_bains_get_show_line (EDayView *day_view); void e_day_view_marcus_bains_set_show_line (EDayView *day_view, gboolean show_line); const gchar * e_day_view_marcus_bains_get_day_view_color (EDayView *day_view); void e_day_view_marcus_bains_set_day_view_color (EDayView *day_view, const gchar *day_view_color); const gchar * e_day_view_marcus_bains_get_time_bar_color (EDayView *day_view); void e_day_view_marcus_bains_set_time_bar_color (EDayView *day_view, const gchar *time_bar_color); /* Whether we display event end times in the main canvas. */ gboolean e_day_view_get_show_event_end_times (EDayView *day_view); void e_day_view_set_show_event_end_times (EDayView *day_view, gboolean show); void e_day_view_delete_occurrence (EDayView *day_view); /* Returns the number of selected events (0 or 1 at present). */ gint e_day_view_get_num_events_selected (EDayView *day_view); /* * Internal functions called by the associated canvas items. */ void e_day_view_check_layout (EDayView *day_view); gint e_day_view_convert_time_to_row (EDayView *day_view, gint hour, gint minute); gint e_day_view_convert_time_to_position (EDayView *day_view, gint hour, gint minute); gboolean e_day_view_get_event_rows (EDayView *day_view, gint day, gint event_num, gint *start_row_out, gint *end_row_out); 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); 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); void e_day_view_start_selection (EDayView *day_view, gint day, gint row); void e_day_view_update_selection (EDayView *day_view, gint day, gint row); void e_day_view_finish_selection (EDayView *day_view); void e_day_view_check_auto_scroll (EDayView *day_view, gint event_x, gint event_y); void e_day_view_stop_auto_scroll (EDayView *day_view); void e_day_view_convert_time_to_display (EDayView *day_view, gint hour, gint *display_hour, const gchar **suffix, gint *suffix_width); gint e_day_view_get_time_string_width (EDayView *day_view); gint e_day_view_event_sort_func (gconstpointer arg1, gconstpointer arg2); gboolean e_day_view_find_event_from_item (EDayView *day_view, GnomeCanvasItem *item, gint *day_return, gint *event_num_return); void e_day_view_update_calendar_selection_time (EDayView *day_view); void e_day_view_ensure_rows_visible (EDayView *day_view, gint start_row, gint end_row); gboolean e_day_view_is_editing (EDayView *day_view); G_END_DECLS #endif /* E_DAY_VIEW_H */