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-rw-r--r--calendar/gui/e-week-view.h438
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-/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
-
-/*
- * Author :
- * Damon Chaplin <damon@ximian.com>
- *
- * Copyright 1999, Ximian, Inc.
- * Copyright 2001, Ximian, Inc.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of version 2 of the GNU 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 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
- */
-#ifndef _E_WEEK_VIEW_H_
-#define _E_WEEK_VIEW_H_
-
-#include <gtk/gtktable.h>
-#include <libgnomecanvas/gnome-canvas.h>
-#include <gal/widgets/e-popup-menu.h>
-
-#include "e-cal-view.h"
-#include "gnome-cal.h"
-
-#ifdef __cplusplus
-extern "C" {
-#endif /* __cplusplus */
-
-/*
- * EWeekView - displays the Week & Month views of the calendar.
- */
-
-/* The maximum number of weeks we show. 5 is usually enough for 1 month,
- but we allow 6 for longer selections. */
-#define E_WEEK_VIEW_MAX_WEEKS 6
-
-/* The size of the reminder & recurrence icons, and padding around them.
- X_PAD is the padding between icons. R_PAD is the padding on the right of
- the last icon, before the event text. */
-#define E_WEEK_VIEW_ICON_WIDTH 16
-#define E_WEEK_VIEW_ICON_HEIGHT 16
-#define E_WEEK_VIEW_ICON_X_PAD 1
-#define E_WEEK_VIEW_ICON_Y_PAD 1
-#define E_WEEK_VIEW_ICON_R_PAD 1
-
-/* The space on the left & right outside of the event. (The triangle to
- indicate the event continues is displayed in this space). */
-#define E_WEEK_VIEW_EVENT_L_PAD 2
-#define E_WEEK_VIEW_EVENT_R_PAD 2
-
-/* The vertical spacing between rows of events. */
-#define E_WEEK_VIEW_EVENT_Y_SPACING 1
-
-/* The size of the border around long events. */
-#define E_WEEK_VIEW_EVENT_BORDER_WIDTH 1
-#define E_WEEK_VIEW_EVENT_BORDER_HEIGHT 1
-
-/* The padding on the top and bottom of the event text. */
-#define E_WEEK_VIEW_EVENT_TEXT_Y_PAD 1
-
-/* The space between the start and end times. */
-#define E_WEEK_VIEW_EVENT_TIME_SPACING 2
-
-/* The space between the time and the event text or icons. */
-#define E_WEEK_VIEW_EVENT_TIME_X_PAD 2
-
-/* The space between the borders of long events and any text of icons. */
-#define E_WEEK_VIEW_EVENT_EDGE_X_PAD 2
-
-/* The padding above and on the right of the date string at the top of each
- cell. */
-#define E_WEEK_VIEW_DATE_T_PAD 2
-#define E_WEEK_VIEW_DATE_R_PAD 4
-
-/* The padding above and below the line under the date string, in the Week
- view, and also the space on the left of it. */
-#define E_WEEK_VIEW_DATE_LINE_T_PAD 1
-#define E_WEEK_VIEW_DATE_LINE_B_PAD 1
-#define E_WEEK_VIEW_DATE_LINE_L_PAD 10
-
-/* The padding below the date string in the Month view. */
-#define E_WEEK_VIEW_DATE_B_PAD 1
-
-/* We use a 7-bit field to store row numbers in EWeekViewEventSpan, so the
- maximum number or rows we can allow is 127. It is very unlikely to be
- reached anyway. */
-#define E_WEEK_VIEW_MAX_ROWS_PER_CELL 127
-
-/* These index our colors array. */
-typedef enum
-{
- E_WEEK_VIEW_COLOR_EVEN_MONTHS,
- E_WEEK_VIEW_COLOR_ODD_MONTHS,
- E_WEEK_VIEW_COLOR_EVENT_BACKGROUND,
- E_WEEK_VIEW_COLOR_EVENT_BORDER,
- E_WEEK_VIEW_COLOR_EVENT_TEXT,
- E_WEEK_VIEW_COLOR_GRID,
- E_WEEK_VIEW_COLOR_SELECTED,
- E_WEEK_VIEW_COLOR_SELECTED_UNFOCUSSED,
- E_WEEK_VIEW_COLOR_DATES,
- E_WEEK_VIEW_COLOR_DATES_SELECTED,
- E_WEEK_VIEW_COLOR_TODAY,
-
- E_WEEK_VIEW_COLOR_LAST
-} EWeekViewColors;
-
-/* These specify which part of the selection we are dragging, if any. */
-typedef enum
-{
- E_WEEK_VIEW_DRAG_NONE,
- E_WEEK_VIEW_DRAG_START,
- E_WEEK_VIEW_DRAG_END
-} EWeekViewDragPosition;
-
-/* These specify which times are shown for the 1-day events. We use the small
- font for the minutes if it can be loaded and the option is on. */
-typedef enum
-{
- E_WEEK_VIEW_TIME_NONE,
- E_WEEK_VIEW_TIME_START,
- E_WEEK_VIEW_TIME_BOTH,
- E_WEEK_VIEW_TIME_START_SMALL_MIN,
- E_WEEK_VIEW_TIME_BOTH_SMALL_MIN
-} EWeekViewTimeFormat;
-
-typedef struct _EWeekViewEventSpan EWeekViewEventSpan;
-struct _EWeekViewEventSpan {
- guint start_day : 6;
- guint num_days : 3;
- guint row : 7;
- GnomeCanvasItem *background_item;
- GnomeCanvasItem *text_item;
-};
-
-typedef struct _EWeekViewEvent EWeekViewEvent;
-struct _EWeekViewEvent {
- E_CALENDAR_VIEW_EVENT_FIELDS
- gint spans_index;
- guint8 num_spans;
-};
-
-
-#define E_WEEK_VIEW(obj) GTK_CHECK_CAST (obj, e_week_view_get_type (), EWeekView)
-#define E_WEEK_VIEW_CLASS(klass) GTK_CHECK_CLASS_CAST (klass, e_week_view_get_type (), EWeekViewClass)
-#define E_IS_WEEK_VIEW(obj) GTK_CHECK_TYPE (obj, e_week_view_get_type ())
-
-
-typedef struct _EWeekView EWeekView;
-typedef struct _EWeekViewClass EWeekViewClass;
-
-struct _EWeekView
-{
- ECalendarView cal_view;
-
- /* The top canvas where the dates are shown. */
- GtkWidget *titles_canvas;
- GnomeCanvasItem *titles_canvas_item;
-
- /* The main canvas where the appointments are shown. */
- GtkWidget *main_canvas;
- GnomeCanvasItem *main_canvas_item;
-
- GnomeCanvasItem *jump_buttons[E_WEEK_VIEW_MAX_WEEKS * 7];
- gint focused_jump_button;
-
- GtkWidget *vscrollbar;
-
- /* The query object */
- ECalView *query;
-
- /* The array of EWeekViewEvent elements. */
- GArray *events;
- gboolean events_sorted;
- gboolean events_need_layout;
- gboolean events_need_reshape;
-
- /* The ID of the timeout function for doing a new layout. */
- gint layout_timeout_id;
-
- /* An array of EWeekViewEventSpan elements. Each event has its own
- space within this array, and uses the spans_index and num_spans
- fields of the EWeekViewEvent struct to access it. */
- GArray *spans;
-
- /* The start of each day displayed. */
- time_t day_starts[E_WEEK_VIEW_MAX_WEEKS * 7 + 1];
-
- /* The base date, where the adjustment value is 0. */
- GDate base_date;
-
- /* The first day shown in the view. */
- GDate first_day_shown;
-
- /* If we are displaying multiple weeks in rows. If this is FALSE only
- one week is shown, with a different layout. */
- gboolean multi_week_view;
-
- /* How many weeks we are showing. This is only relevant if
- display_month is TRUE. */
- gint weeks_shown;
-
- /* If Sat & Sun are compressed. Only applicable in month view, since
- they are always compressed into 1 cell in the week view. */
- gboolean compress_weekend;
-
- /* Whether we use show event end times. */
- gboolean show_event_end_times;
-
- /* The first day of the week, 0 (Monday) to 6 (Sunday). */
- gint week_start_day;
-
- /* The first day of the week we display, 0 (Monday) to 6 (Sunday).
- This will usually be week_start_day, but if the weekend is
- compressed, and week_start_day is Sunday we have to use Saturday. */
- gint display_start_day;
-
- /* The vertical offset of the events from the top of the cells. */
- gint events_y_offset;
-
- /* The height of the events, not including spacing between them. */
- gint row_height;
-
- /* The number of rows of events in each cell. */
- gint rows_per_cell;
- gint rows_per_compressed_cell;
-
- /* The number of rows we have used for each day (i.e. each cell) */
- gint rows_per_day[E_WEEK_VIEW_MAX_WEEKS * 7];
-
- /* If the small font is used for displaying the minutes. */
- gboolean use_small_font;
-
- /* Small font to display the minutes. */
- PangoFontDescription *small_font_desc;
-
- /* The widths of various pieces of text, used to determine which of
- several date formats to display, set in e_week_view_style_set(). */
- gint space_width; /* One space character ' '. */
- gint colon_width; /* Size of ':' in the font. */
- gint slash_width; /* Size of '/' in the font. */
- gint digit_width; /* Size of a '0' digit. */
- gint small_digit_width; /* Size of a small_font '0' digit. */
- gint day_widths[7]; /* Monday first. */
- gint max_day_width;
- gint abbr_day_widths[7];
- gint max_abbr_day_width;
- gint month_widths[12];
- gint max_month_width;
- gint abbr_month_widths[12];
- gint max_abbr_month_width;
-
- /* The size of the main grid of days and of the cells. A row
- corresponds to a compressed day, so normal days usually take
- up 2 rows. Note that the offsets arrays have one more element
- than the widths/heights arrays since they also contain the
- right/bottom edge. */
- gint rows;
- gint columns;
- gint col_widths[7];
- gint col_offsets[8];
- gint row_heights[E_WEEK_VIEW_MAX_WEEKS * 2];
- gint row_offsets[E_WEEK_VIEW_MAX_WEEKS * 2 + 1];
-
- /* This specifies which times we are showing for the events, depending
- on how much room is available. */
- EWeekViewTimeFormat time_format;
-
- /* The GC used for painting in different colors. */
- GdkGC *main_gc;
-
- /* The icons. */
- GdkPixmap *reminder_icon;
- GdkBitmap *reminder_mask;
- GdkPixmap *recurrence_icon;
- GdkBitmap *recurrence_mask;
- GdkPixmap *timezone_icon;
- GdkBitmap *timezone_mask;
-
- /* Colors for drawing. */
- GdkColor colors[E_WEEK_VIEW_COLOR_LAST];
-
- /* The normal & resizing cursors. */
- GdkCursor *normal_cursor;
- GdkCursor *move_cursor;
- GdkCursor *resize_width_cursor;
-
- /* This remembers the last cursor set on the window. */
- GdkCursor *last_cursor_set;
-
- /* The currently selected region, in days from the first day shown.
- If selection_start_day is -1 there is no current selection. */
- gint selection_start_day;
- gint selection_end_day;
-
- /* This specifies which end of the selection is being dragged, or is
- E_WEEK_VIEW_DRAG_NONE if the selection isn't being dragged. */
- EWeekViewDragPosition selection_drag_pos;
-
- /* 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_num;
- gint pressed_span_num;
-
- /* The event span currently being edited. The num is -1 if no event is
- being edited. */
- gint editing_event_num;
- gint editing_span_num;
-
- /* The event that the context menu is for. */
- gint popup_event_num;
-
- /* The last mouse position when dragging, in the entire canvas. */
- gint drag_event_x;
- gint drag_event_y;
-
- /* "am" and "pm" in the current locale, and their widths. */
- gchar *am_string;
- gchar *pm_string;
- gint am_string_width;
- gint pm_string_width;
-};
-
-struct _EWeekViewClass
-{
- ECalendarViewClass parent_class;
-};
-
-
-GtkType e_week_view_get_type (void);
-GtkWidget* e_week_view_new (void);
-
-/* The first day shown. Note that it will be rounded down to the start of a
- week when set. The returned value will be invalid if no date has been set
- yet. */
-void e_week_view_get_first_day_shown (EWeekView *week_view,
- GDate *date);
-void e_week_view_set_first_day_shown (EWeekView *week_view,
- GDate *date);
-
-/* The selected time range. The EWeekView will show the corresponding
- month and the days between start_time and end_time will be selected.
- To select a single day, use the same value for start_time & end_time. */
-void e_week_view_set_selected_time_range_visible (EWeekView *week_view,
- time_t start_time,
- time_t end_time);
-
-/* Whether to display 1 week or 1 month (5 weeks). It defaults to 1 week. */
-gboolean e_week_view_get_multi_week_view (EWeekView *week_view);
-void e_week_view_set_multi_week_view (EWeekView *week_view,
- gboolean multi_week_view);
-
-/* The number of weeks shown in the multi-week view. */
-gint e_week_view_get_weeks_shown (EWeekView *week_view);
-void e_week_view_set_weeks_shown (EWeekView *week_view,
- gint weeks_shown);
-
-/* Whether the weekend (Sat/Sun) should be compressed into 1 cell in the Month
- view. In the Week view they are always compressed. */
-gboolean e_week_view_get_compress_weekend (EWeekView *week_view);
-void e_week_view_set_compress_weekend (EWeekView *week_view,
- gboolean compress);
-
-/* Whether we display event end times. */
-gboolean e_week_view_get_show_event_end_times (EWeekView *week_view);
-void e_week_view_set_show_event_end_times (EWeekView *week_view,
- gboolean show);
-
-/* The first day of the week, 0 (Monday) to 6 (Sunday). */
-gint e_week_view_get_week_start_day (EWeekView *week_view);
-void e_week_view_set_week_start_day (EWeekView *week_view,
- gint week_start_day);
-
-void e_week_view_delete_occurrence (EWeekView *week_view);
-
-/* Returns the number of selected events (0 or 1 at present). */
-gint e_week_view_get_num_events_selected (EWeekView *week_view);
-
-/*
- * Internal functions called by the associated canvas items.
- */
-void e_week_view_get_day_position (EWeekView *week_view,
- gint day,
- gint *day_x,
- gint *day_y,
- gint *day_w,
- gint *day_h);
-gboolean e_week_view_get_span_position (EWeekView *week_view,
- gint event_num,
- gint span_num,
- gint *span_x,
- gint *span_y,
- gint *span_w);
-gboolean e_week_view_is_one_day_event (EWeekView *week_view,
- gint event_num);
-gboolean e_week_view_start_editing_event (EWeekView *week_view,
- gint event_num,
- gint span_num,
- gchar *initial_text);
-void e_week_view_stop_editing_event (EWeekView *week_view);
-
-void e_week_view_show_popup_menu (EWeekView *week_view,
- GdkEventButton *event,
- gint event_num);
-
-void e_week_view_convert_time_to_display (EWeekView *week_view,
- gint hour,
- gint *display_hour,
- gchar **suffix,
- gint *suffix_width);
-gint e_week_view_get_time_string_width (EWeekView *week_view);
-
-gint e_week_view_event_sort_func (const void *arg1,
- const void *arg2);
-
-gboolean e_week_view_find_event_from_item (EWeekView *week_view,
- GnomeCanvasItem *item,
- gint *event_num_return,
- gint *span_num_return);
-
-gboolean e_week_view_is_jump_button_visible (EWeekView *week_view,
- gint day);
-void e_week_view_jump_to_button_item (EWeekView *week_view, GnomeCanvasItem *item);
-
-#ifdef __cplusplus
-}
-#endif /* __cplusplus */
-
-#endif /* _E_WEEK_VIEW_H_ */