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/*
*
* 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; either
* version 2 of the License, or (at your option) version 3.
*
* 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with the program; if not, see <http://www.gnu.org/licenses/>
*
*
* Authors:
* Damon Chaplin <damon@ximian.com>
*
* Copyright (C) 1999-2008 Novell, Inc. (www.novell.com)
*
*/
#ifndef _E_DAY_VIEW_H_
#define _E_DAY_VIEW_H_
#include <time.h>
#include <gtk/gtk.h>
#include <libgnomecanvas/gnome-canvas.h>
#include "e-calendar-view.h"
#include "gnome-cal.h"
G_BEGIN_DECLS
/*
* EDayView - displays the Day & Work-Week views of the calendar.
*/
/* 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
/* These are used to get/set the working days in the week. The bit-flags are
combined together. The bits must be from 0 (Sun) to 6 (Sat) to match the
day values used by localtime etc. */
typedef enum
{
E_DAY_VIEW_SUNDAY = 1 << 0,
E_DAY_VIEW_MONDAY = 1 << 1,
E_DAY_VIEW_TUESDAY = 1 << 2,
E_DAY_VIEW_WEDNESDAY = 1 << 3,
E_DAY_VIEW_THURSDAY = 1 << 4,
E_DAY_VIEW_FRIDAY = 1 << 5,
E_DAY_VIEW_SATURDAY = 1 << 6
} EDayViewDays;
/* 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;
};
/* 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))
typedef struct _EDayView EDayView;
typedef struct _EDayViewClass EDayViewClass;
struct _EDayView {
ECalendarView parent;
/* 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;
/* S-expression for query and the query object */
ECalView *query;
/* The start and end of the days shown. */
time_t lower;
time_t upper;
/* Whether we are showing the work-week view. */
gboolean work_week_view;
/* The number of days we are showing. Usually 1 or 5, but can be up
to E_DAY_VIEW_MAX_DAYS, e.g. when the user selects a range of
days in the date navigator. */
gint days_shown;
/* 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 minutes per row. 5, 10, 15, 30 or 60. */
gint mins_per_row;
/* 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;
/* Bitwise combination of working days. Defaults to Mon-Fri. */
EDayViewDays working_days;
/* The start and end of the work day, rounded to the nearest row. */
gint work_day_start_hour;
gint work_day_start_minute;
gint work_day_end_hour;
gint work_day_end_minute;
/* Whether we show the Marcus Bains Line in the main canvas and time canvas. */
gboolean marcus_bains_show_line;
gchar *marcus_bains_day_view_color;
gchar *marcus_bains_time_bar_color;
/* 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];
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 GC used for painting in different colors. */
GdkGC *main_gc;
/* 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;
/* "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;
};
struct _EDayViewClass
{
ECalendarViewClass parent_class;
};
GType e_day_view_get_type (void);
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);
/* This specifies how many minutes are represented by one row in the display.
It can be 60, 30, 15, 10 or 5. The default is 30. */
gint e_day_view_get_mins_per_row (EDayView *day_view);
void e_day_view_set_mins_per_row (EDayView *day_view,
gint mins_per_row);
/* 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);
void e_day_view_set_working_days (EDayView *day_view,
EDayViewDays days);
/* The start and end time of the working day. This only affects the background
colors. */
gint e_day_view_get_work_day_start_hour (EDayView *day_view);
void e_day_view_set_work_day_start_hour (EDayView *day_view,
gint work_day_start_hour);
gint e_day_view_get_work_day_start_minute (EDayView *day_view);
void e_day_view_set_work_day_start_minute (EDayView *day_view,
gint work_day_start_minute);
gint e_day_view_get_work_day_end_hour (EDayView *day_view);
void e_day_view_set_work_day_end_hour (EDayView *day_view,
gint work_day_end_hour);
gint e_day_view_get_work_day_end_minute (EDayView *day_view);
void e_day_view_set_work_day_end_minute (EDayView *day_view,
gint work_day_end_minute);
/* 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 (const void *arg1,
const void *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);
G_END_DECLS
#endif /* _E_DAY_VIEW_H_ */
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