diff options
Diffstat (limited to 'calendar/month-view.c')
| -rw-r--r-- | calendar/month-view.c | 799 |
1 files changed, 0 insertions, 799 deletions
diff --git a/calendar/month-view.c b/calendar/month-view.c deleted file mode 100644 index 07a92578dd..0000000000 --- a/calendar/month-view.c +++ /dev/null @@ -1,799 +0,0 @@ -/* Month view display for gncal - * - * Copyright (C) 1998 Red Hat Software, Inc. - * - * Author: Federico Mena <federico@nuclecu.unam.mx> - */ - -#include <config.h> -#include <libgnomeui/gnome-canvas-text.h> -#include "eventedit.h" -#include "layout.h" -#include "month-view.h" -#include "main.h" -#include "mark.h" -#include "quick-view.h" -#include "timeutil.h" - - -/* Spacing between title and calendar */ -#define SPACING 4 - -/* Padding between day borders and event text */ -#define EVENT_PADDING 3 - -/* Font for the month view events */ -#define EVENT_FONT "-adobe-helvetica-medium-r-normal--10-*-*-*-p-*-*-*" - - -static void month_view_class_init (MonthViewClass *class); -static void month_view_init (MonthView *mv); -static void month_view_size_request (GtkWidget *widget, - GtkRequisition *requisition); -static void month_view_size_allocate (GtkWidget *widget, - GtkAllocation *allocation); - - -static GnomeCanvasClass *parent_class; - - -GtkType -month_view_get_type (void) -{ - static GtkType month_view_type = 0; - - if (!month_view_type) { - GtkTypeInfo month_view_info = { - "MonthView", - sizeof (MonthView), - sizeof (MonthViewClass), - (GtkClassInitFunc) month_view_class_init, - (GtkObjectInitFunc) month_view_init, - NULL, /* reserved_1 */ - NULL, /* reserved_2 */ - (GtkClassInitFunc) NULL - }; - - month_view_type = gtk_type_unique (gnome_canvas_get_type (), &month_view_info); - } - - return month_view_type; -} - -static void -month_view_class_init (MonthViewClass *class) -{ - GtkWidgetClass *widget_class; - - widget_class = (GtkWidgetClass *) class; - - parent_class = gtk_type_class (gnome_canvas_get_type ()); - - widget_class->size_request = month_view_size_request; - widget_class->size_allocate = month_view_size_allocate; -} - -/* Creates the quick view when a day is clicked in the month view */ -static void -do_quick_view_popup (MonthView *mv, GdkEventButton *event, int day) -{ - time_t day_begin_time, day_end_time; - GList *list; - GtkWidget *qv; - char date_str[256]; - - day_begin_time = time_from_day (mv->year, mv->month, day); - day_end_time = time_day_end (day_begin_time); - - list = calendar_get_events_in_range (mv->calendar->cal, day_begin_time, day_end_time); - - strftime (date_str, sizeof (date_str), "%a %b %d %Y", localtime (&day_begin_time)); - qv = quick_view_new (mv->calendar, date_str, list); - - quick_view_do_popup (QUICK_VIEW (qv), event); - - gtk_widget_destroy (qv); - calendar_destroy_event_list (list); -} - -/* Callback used to destroy the popup menu when the month view is destroyed */ -static void -destroy_menu (GtkWidget *widget, gpointer data) -{ - gtk_widget_destroy (GTK_WIDGET (data)); -} - -/* Creates a new appointment in the current day */ -static void -new_appointment (GtkWidget *widget, gpointer data) -{ - MonthView *mv; - time_t *t; - - mv = MONTH_VIEW (data); - t = gtk_object_get_data (GTK_OBJECT (widget), "time_data"); - - event_editor_new_whole_day (mv->calendar, *t); -} - -/* Convenience functions to jump to a view and set the time */ -static void -do_jump (GtkWidget *widget, gpointer data, char *view_name) -{ - MonthView *mv; - time_t *t; - - mv = MONTH_VIEW (data); - - /* Get the time data from the menu item */ - - t = gtk_object_get_data (GTK_OBJECT (widget), "time_data"); - - /* Set the view and time */ - - gnome_calendar_set_view (mv->calendar, view_name); - gnome_calendar_goto (mv->calendar, *t); -} - -/* The following three callbacks set the view in the calendar and change the time */ - -static void -jump_to_day (GtkWidget *widget, gpointer data) -{ - do_jump (widget, data, "dayview"); -} - -static void -jump_to_week (GtkWidget *widget, gpointer data) -{ - do_jump (widget, data, "weekview"); -} - -static void -jump_to_year (GtkWidget *widget, gpointer data) -{ - do_jump (widget, data, "yearview"); -} - -static GnomeUIInfo mv_popup_menu[] = { - GNOMEUIINFO_ITEM_STOCK (N_("_New appointment in this day..."), NULL, new_appointment, GNOME_STOCK_MENU_NEW), - - GNOMEUIINFO_SEPARATOR, - - GNOMEUIINFO_ITEM_STOCK (N_("Jump to this _day"), NULL, jump_to_day, GNOME_STOCK_MENU_JUMP_TO), - GNOMEUIINFO_ITEM_STOCK (N_("Jump to this _week"), NULL, jump_to_week, GNOME_STOCK_MENU_JUMP_TO), - GNOMEUIINFO_ITEM_STOCK (N_("Jump to this _year"), NULL, jump_to_year, GNOME_STOCK_MENU_JUMP_TO), - GNOMEUIINFO_END -}; - -/* Creates the popup menu for the month view if it does not yet exist, and attaches it to the month - * view object so that it can be destroyed when appropriate. - */ -static GtkWidget * -get_popup_menu (MonthView *mv) -{ - GtkWidget *menu; - - menu = gtk_object_get_data (GTK_OBJECT (mv), "popup_menu"); - - if (!menu) { - menu = gnome_popup_menu_new (mv_popup_menu); - gtk_object_set_data (GTK_OBJECT (mv), "popup_menu", menu); - gtk_signal_connect (GTK_OBJECT (mv), "destroy", - (GtkSignalFunc) destroy_menu, - menu); - } - - return menu; -} - -/* Pops up the menu for the month view. */ -static void -do_popup_menu (MonthView *mv, GdkEventButton *event, int day) -{ - GtkWidget *menu; - static time_t t; - - menu = get_popup_menu (mv); - - /* Enable or disable items as appropriate */ - - gtk_widget_set_sensitive (mv_popup_menu[0].widget, day != 0); - gtk_widget_set_sensitive (mv_popup_menu[2].widget, day != 0); - gtk_widget_set_sensitive (mv_popup_menu[3].widget, day != 0); - - if (day == 0) - day = 1; - - /* Store the time for the menu item callbacks to use */ - - t = time_from_day (mv->year, mv->month, day); - - gtk_object_set_data (GTK_OBJECT (mv_popup_menu[0].widget), "time_data", &t); - gtk_object_set_data (GTK_OBJECT (mv_popup_menu[2].widget), "time_data", &t); - gtk_object_set_data (GTK_OBJECT (mv_popup_menu[3].widget), "time_data", &t); - gtk_object_set_data (GTK_OBJECT (mv_popup_menu[4].widget), "time_data", &t); - - gnome_popup_menu_do_popup (menu, NULL, NULL, event, mv); -} - -/* Event handler for day groups. When mouse button 1 is pressed, it will pop up a quick view with - * the events in that day. When mouse button 3 is pressed, it will pop up a menu. - */ -static gint -day_event (GnomeCanvasItem *item, GdkEvent *event, gpointer data) -{ - MonthView *mv; - int child_num; - int day; - - mv = MONTH_VIEW (data); - - child_num = gnome_month_item_child2num (GNOME_MONTH_ITEM (mv->mitem), item); - day = gnome_month_item_num2day (GNOME_MONTH_ITEM (mv->mitem), child_num); - - switch (event->type) { - case GDK_BUTTON_PRESS: - if ((event->button.button == 1) && (day != 0)) { - do_quick_view_popup (mv, (GdkEventButton *) event, day); - return TRUE; - } else if (event->button.button == 3) { - do_popup_menu (mv, (GdkEventButton *) event, day); - return TRUE; - } - - break; - - default: - break; - } - - return FALSE; -} - -/* Returns the index of the specified arrow in the array of arrows */ -static int -get_arrow_index (MonthView *mv, GnomeCanvasItem *arrow) -{ - int i; - - for (i = 0; i < 42; i++) - if (mv->up[i] == arrow) - return i; - else if (mv->down[i] == arrow) - return i + 42; - - g_warning ("Eeeek, arrow %p not found in month view %p", arrow, mv); - return -1; -} - -/* Checks whether arrows need to be displayed at the specified day index or not */ -static void -check_arrow_visibility (MonthView *mv, int day_index) -{ - GtkArg args[3]; - double text_height; - double clip_height; - double y_offset; - - args[0].name = "text_height"; - args[1].name = "clip_height"; - args[2].name = "y_offset"; - gtk_object_getv (GTK_OBJECT (mv->text[day_index]), 3, args); - - text_height = GTK_VALUE_DOUBLE (args[0]); - clip_height = GTK_VALUE_DOUBLE (args[1]); - y_offset = GTK_VALUE_DOUBLE (args[2]); - - /* Check up arrow */ - - if (y_offset < 0.0) - gnome_canvas_item_show (mv->up[day_index]); - else - gnome_canvas_item_hide (mv->up[day_index]); - - if (y_offset > (clip_height - text_height)) - gnome_canvas_item_show (mv->down[day_index]); - else - gnome_canvas_item_hide (mv->down[day_index]); -} - -/* Finds which arrow was clicked and scrolls the corresponding text item in the month view */ -static void -do_arrow_click (MonthView *mv, GnomeCanvasItem *arrow) -{ - int arrow_index; - int day_index; - int up; - GtkArg args[4]; - double text_height, clip_height; - double y_offset; - GdkFont *font; - - arrow_index = get_arrow_index (mv, arrow); - up = (arrow_index < 42); - day_index = up ? arrow_index : (arrow_index - 42); - - /* See how much we can scroll */ - - args[0].name = "text_height"; - args[1].name = "clip_height"; - args[2].name = "y_offset"; - args[3].name = "font_gdk"; - gtk_object_getv (GTK_OBJECT (mv->text[day_index]), 4, args); - - text_height = GTK_VALUE_DOUBLE (args[0]); - clip_height = GTK_VALUE_DOUBLE (args[1]); - y_offset = GTK_VALUE_DOUBLE (args[2]); - font = GTK_VALUE_BOXED (args[3]); - - if (up) - y_offset += font->ascent + font->descent; - else - y_offset -= font->ascent + font->descent; - - if (y_offset > 0.0) - y_offset = 0.0; - else if (y_offset < (clip_height - text_height)) - y_offset = clip_height - text_height; - - /* Scroll */ - - gnome_canvas_item_set (mv->text[day_index], - "y_offset", y_offset, - NULL); - - check_arrow_visibility (mv, day_index); -} - -/* Event handler for the scroll arrows in the month view */ -static gint -arrow_event (GnomeCanvasItem *item, GdkEvent *event, gpointer data) -{ - MonthView *mv; - - mv = MONTH_VIEW (data); - - switch (event->type) { - case GDK_ENTER_NOTIFY: - gnome_canvas_item_set (item, - "fill_color", color_spec_from_prop (COLOR_PROP_PRELIGHT_DAY_BG), - NULL); - return TRUE; - - case GDK_LEAVE_NOTIFY: - gnome_canvas_item_set (item, - "fill_color", color_spec_from_prop (COLOR_PROP_DAY_FG), - NULL); - return TRUE; - - case GDK_BUTTON_PRESS: - if (event->button.button != 1) - break; - - do_arrow_click (mv, item); - return TRUE; - - default: - break; - } - - return FALSE; -} - -/* Creates a new arrow out of the specified points and connects the proper signals to it */ -static GnomeCanvasItem * -new_arrow (MonthView *mv, GnomeCanvasGroup *group, GnomeCanvasPoints *points) -{ - GnomeCanvasItem *item; - char *color_spec; - - color_spec = color_spec_from_prop (COLOR_PROP_DAY_FG); - - item = gnome_canvas_item_new (GNOME_CANVAS_GROUP (group), - gnome_canvas_polygon_get_type (), - "points", points, - "fill_color", color_spec, - "outline_color", color_spec, - NULL); - - gtk_signal_connect (GTK_OBJECT (item), "event", - (GtkSignalFunc) arrow_event, - mv); - - return item; -} - -static void -month_view_init (MonthView *mv) -{ - int i; - GnomeCanvasItem *day_group; - GnomeCanvasPoints *points; - - /* Title */ - - mv->title = gnome_canvas_item_new (gnome_canvas_root (GNOME_CANVAS (mv)), - gnome_canvas_text_get_type (), - "anchor", GTK_ANCHOR_N, - "font", HEADING_FONT, - "fill_color", "black", - NULL); - - /* Month item */ - - mv->mitem = gnome_month_item_new (gnome_canvas_root (GNOME_CANVAS (mv))); - gnome_canvas_item_set (mv->mitem, - "x", 0.0, - "anchor", GTK_ANCHOR_NW, - "day_anchor", GTK_ANCHOR_NE, - "start_on_monday", week_starts_on_monday, - "heading_padding", 2.0, - "heading_font", BIG_DAY_HEADING_FONT, - "day_font", BIG_NORMAL_DAY_FONT, - NULL); - - /* Arrows and text items. The arrows start hidden by default; they will be shown as - * appropriate by the item adjustment code. Also, connect to the event signal of the - * day groups so that we can pop up the quick view when appropriate. - */ - - points = gnome_canvas_points_new (3); - - for (i = 0; i < 42; i++) { - day_group = gnome_month_item_num2child (GNOME_MONTH_ITEM (mv->mitem), - i + GNOME_MONTH_ITEM_DAY_GROUP); - gtk_signal_connect (GTK_OBJECT (day_group), "event", - (GtkSignalFunc) day_event, - mv); - - /* Up arrow */ - - points->coords[0] = 3; - points->coords[1] = 10; - points->coords[2] = 11; - points->coords[3] = 10; - points->coords[4] = 7; - points->coords[5] = 3; - - mv->up[i] = new_arrow (mv, GNOME_CANVAS_GROUP (day_group), points); - - /* Down arrow */ - - points->coords[0] = 13; - points->coords[1] = 3; - points->coords[2] = 17; - points->coords[3] = 10; - points->coords[4] = 21; - points->coords[5] = 3; - - mv->down[i] = new_arrow (mv, GNOME_CANVAS_GROUP (day_group), points); - - /* Text item */ - - mv->text[i] = gnome_canvas_item_new (GNOME_CANVAS_GROUP (day_group), - gnome_canvas_text_get_type (), - "font", EVENT_FONT, - "anchor", GTK_ANCHOR_NW, - "fill_color", color_spec_from_prop (COLOR_PROP_DAY_FG), - "clip", TRUE, - NULL); - } - - mv->old_current_index = -1; -} - -GtkWidget * -month_view_new (GnomeCalendar *calendar, time_t month) -{ - MonthView *mv; - - g_return_val_if_fail (calendar != NULL, NULL); - g_return_val_if_fail (GNOME_IS_CALENDAR (calendar), NULL); - - mv = gtk_type_new (month_view_get_type ()); - mv->calendar = calendar; - - month_view_colors_changed (mv); - month_view_set (mv, month); - return GTK_WIDGET (mv); -} - -static void -month_view_size_request (GtkWidget *widget, GtkRequisition *requisition) -{ - g_return_if_fail (widget != NULL); - g_return_if_fail (IS_MONTH_VIEW (widget)); - g_return_if_fail (requisition != NULL); - - if (GTK_WIDGET_CLASS (parent_class)->size_request) - (* GTK_WIDGET_CLASS (parent_class)->size_request) (widget, requisition); - - requisition->width = 200; - requisition->height = 150; -} - -/* Adjusts the text items for events in the month view to the appropriate size. It also makes the - * corresponding arrows visible or invisible, as appropriate. - */ -static void -adjust_children (MonthView *mv) -{ - int i; - GnomeCanvasItem *item; - double x1, y1, x2, y2; - GtkArg arg; - - for (i = 0; i < 42; i++) { - /* Get dimensions of the day group */ - - item = gnome_month_item_num2child (GNOME_MONTH_ITEM (mv->mitem), i + GNOME_MONTH_ITEM_DAY_GROUP); - gnome_canvas_item_get_bounds (item, &x1, &y1, &x2, &y2); - - /* Normalize and add paddings */ - - x2 -= x1 + EVENT_PADDING; - x1 = EVENT_PADDING; - y2 -= y1 + EVENT_PADDING; - y1 = EVENT_PADDING; - - /* Add height of day label to y1 */ - - item = gnome_month_item_num2child (GNOME_MONTH_ITEM (mv->mitem), i + GNOME_MONTH_ITEM_DAY_LABEL); - - arg.name = "text_height"; - gtk_object_getv (GTK_OBJECT (item), 1, &arg); - y1 += GTK_VALUE_DOUBLE (arg); - - /* Set the position and clip size */ - - gnome_canvas_item_set (mv->text[i], - "x", x1, - "y", y1, - "clip_width", x2 - x1, - "clip_height", y2 - y1, - "x_offset", 0.0, - "y_offset", 0.0, - NULL); - - /* See what visibility state the arrows should be set to */ - - check_arrow_visibility (mv, i); - } -} - -static void -month_view_size_allocate (GtkWidget *widget, GtkAllocation *allocation) -{ - MonthView *mv; - GdkFont *font; - GtkArg arg; - int y; - - g_return_if_fail (widget != NULL); - g_return_if_fail (IS_MONTH_VIEW (widget)); - g_return_if_fail (allocation != NULL); - - mv = MONTH_VIEW (widget); - - if (GTK_WIDGET_CLASS (parent_class)->size_allocate) - (* GTK_WIDGET_CLASS (parent_class)->size_allocate) (widget, allocation); - - gnome_canvas_set_scroll_region (GNOME_CANVAS (mv), 0, 0, allocation->width, allocation->height); - - /* Adjust items to new size */ - - arg.name = "font_gdk"; - gtk_object_getv (GTK_OBJECT (mv->title), 1, &arg); - font = GTK_VALUE_BOXED (arg); - - gnome_canvas_item_set (mv->title, - "x", (double) allocation->width / 2.0, - "y", (double) SPACING, - NULL); - - y = font->ascent + font->descent + 2 * SPACING; - gnome_canvas_item_set (mv->mitem, - "y", (double) y, - "width", (double) (allocation->width - 1), - "height", (double) (allocation->height - y - 1), - NULL); - - /* Adjust children */ - - adjust_children (mv); -} - -/* This defines the environment for the calendar iterator function that is used to populate the - * month view with events. - */ -struct iter_info { - MonthView *mv; /* The month view we are creating children for */ - int first_day_index; /* Index of the first day of the month within the month item */ - time_t month_begin, month_end; /* Beginning and end of month */ - GString **strings; /* Array of strings to populate */ -}; - -/* This is the calendar iterator function used to populate the string array with event information. - * For each event, it iterates through all the days that the event touches and appends the proper - * information to the string array in the iter_info structure. - */ -static int -add_event (iCalObject *ico, time_t start, time_t end, void *data) -{ - struct iter_info *ii; - struct tm *tm; - time_t t; - time_t day_begin_time, day_end_time; - - ii = data; - - /* Get the first day of the event */ - - t = MAX (start, ii->month_begin); - day_begin_time = time_day_begin (t); - day_end_time = time_day_end (day_begin_time); - - /* Loop until the event ends or the month ends. For each day touched, append the proper - * information to the corresponding string. - */ - - do { - tm = localtime (&day_begin_time); - g_string_sprintfa (ii->strings[ii->first_day_index + tm->tm_mday - 1], "%s\n", ico->summary); - - /* Next day */ - - day_begin_time = time_add_day (day_begin_time, 1); - day_end_time = time_day_end (day_begin_time); - } while ((end > day_begin_time) && (day_begin_time < ii->month_end)); - - return TRUE; /* this means we are not finished yet with event generation */ -} - -void -month_view_update (MonthView *mv, iCalObject *object, int flags) -{ - struct iter_info ii; - GString *strings[42]; - int i; - time_t t; - - g_return_if_fail (mv != NULL); - g_return_if_fail (IS_MONTH_VIEW (mv)); - - ii.mv = mv; - - /* Create an array of empty GStrings */ - - ii.strings = strings; - - for (i = 0; i < 42; i++) - strings[i] = g_string_new (NULL); - - ii.first_day_index = gnome_month_item_day2index (GNOME_MONTH_ITEM (mv->mitem), 1); - g_assert (ii.first_day_index != -1); - - /* Populate the array of strings with events */ - - t = time_from_day (mv->year, mv->month, 1); - ii.month_begin = time_month_begin (t); - ii.month_end = time_month_end (t); - - calendar_iterate (mv->calendar->cal, ii.month_begin, ii.month_end, add_event, &ii); - - for (i = 0; i < 42; i++) { - /* Delete the last character if it is a newline */ - - if (strings[i]->str && strings[i]->len && (strings[i]->str[strings[i]->len - 1] == '\n')) - g_string_truncate (strings[i], strings[i]->len - 1); - - gnome_canvas_item_set (mv->text[i], - "text", strings[i]->str, - NULL); - g_string_free (strings[i], TRUE); - } - - /* Adjust children for scrolling */ - - adjust_children (mv); -} - -/* Unmarks the old day that was marked as current and marks the current day if appropriate */ -static void -mark_current_day (MonthView *mv) -{ - time_t t; - struct tm *tm; - GnomeCanvasItem *item; - - /* Unmark the old day */ - - if (mv->old_current_index != -1) { - item = gnome_month_item_num2child (GNOME_MONTH_ITEM (mv->mitem), - GNOME_MONTH_ITEM_DAY_LABEL + mv->old_current_index); - gnome_canvas_item_set (item, - "fill_color", color_spec_from_prop (COLOR_PROP_DAY_FG), - "font", BIG_NORMAL_DAY_FONT, - NULL); - - mv->old_current_index = -1; - } - - /* Mark the new day */ - - t = time (NULL); - tm = localtime (&t); - - if (((tm->tm_year + 1900) == mv->year) && (tm->tm_mon == mv->month)) { - mv->old_current_index = gnome_month_item_day2index (GNOME_MONTH_ITEM (mv->mitem), tm->tm_mday); - g_assert (mv->old_current_index != -1); - - item = gnome_month_item_num2child (GNOME_MONTH_ITEM (mv->mitem), - GNOME_MONTH_ITEM_DAY_LABEL + mv->old_current_index); - gnome_canvas_item_set (item, - "fill_color", color_spec_from_prop (COLOR_PROP_CURRENT_DAY_FG), - "font", BIG_CURRENT_DAY_FONT, - NULL); - } -} - -void -month_view_set (MonthView *mv, time_t month) -{ - struct tm *tm; - char buf[100]; - - g_return_if_fail (mv != NULL); - g_return_if_fail (IS_MONTH_VIEW (mv)); - - /* Title */ - - tm = localtime (&month); - - mv->year = tm->tm_year + 1900; - mv->month = tm->tm_mon; - - strftime (buf, 100, "%B %Y", tm); - - gnome_canvas_item_set (mv->title, - "text", buf, - NULL); - - /* Month item */ - - gnome_canvas_item_set (mv->mitem, - "year", mv->year, - "month", mv->month, - NULL); - - /* Update events */ - - month_view_update (mv, NULL, 0); - mark_current_day (mv); -} - -void -month_view_time_format_changed (MonthView *mv) -{ - g_return_if_fail (mv != NULL); - g_return_if_fail (IS_MONTH_VIEW (mv)); - - gnome_canvas_item_set (mv->mitem, - "start_on_monday", week_starts_on_monday, - NULL); - - month_view_set (mv, time_month_begin (time_from_day (mv->year, mv->month, 1))); -} - -void -month_view_colors_changed (MonthView *mv) -{ - g_return_if_fail (mv != NULL); - g_return_if_fail (IS_MONTH_VIEW (mv)); - - colorify_month_item (GNOME_MONTH_ITEM (mv->mitem), default_color_func, NULL); - mark_current_day (mv); - - /* FIXME: set children to the marked color */ -} |