/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */ /* * Author : * Damon Chaplin * * 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 #include #include "e-calendar-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 8 /* 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 8 /* 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; gboolean update_base_date; /* 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. */ GdkPixbuf *reminder_icon; GdkPixbuf *recurrence_icon; GdkPixbuf *attach_icon; GdkPixbuf *timezone_icon; /* 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; /* This is used to remember the last edited event. */ gchar *last_edited_comp_string; /* 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; gboolean event_destroyed; /* 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 _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); /* Whether to update the base date when the time range changes */ gboolean e_week_view_get_update_base_date (EWeekView *week_view); void e_week_view_set_update_base_date (EWeekView *week_view, gboolean update_base_date); /* 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_ */