/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
/* vim:expandtab:shiftwidth=8:tabstop=8:
*/
/* Evolution Accessibility: ea-gnome-calendar.c
*
* Copyright (C) 1999-2008 Novell, Inc. (www.novell.com)
*
* 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., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301, USA.
*
* Author: Bolian Yin <bolian.yin@sun.com> Sun Microsystem Inc., 2003
*
*/
#include "ea-gnome-calendar.h"
#include "calendar-commands.h"
#include <string.h>
#include <gtk/gtk.h>
#include <libecal/e-cal-time-util.h>
#include <libedataserver/e-data-server-util.h>
#include <glib/gi18n.h>
static void ea_gnome_calendar_class_init (EaGnomeCalendarClass *klass);
static G_CONST_RETURN gchar* ea_gnome_calendar_get_name (AtkObject *accessible);
static G_CONST_RETURN gchar* ea_gnome_calendar_get_description (AtkObject *accessible);
static gint ea_gnome_calendar_get_n_children (AtkObject* obj);
static AtkObject * ea_gnome_calendar_ref_child (AtkObject *obj, gint i);
static void ea_gcal_switch_view_cb (GtkNotebook *widget, GtkNotebookPage *page,
guint index, gpointer data);
static void ea_gcal_dates_change_cb (GnomeCalendar *gcal, gpointer data);
static gpointer parent_class = NULL;
GType
ea_gnome_calendar_get_type (void)
{
static GType type = 0;
AtkObjectFactory *factory;
GTypeQuery query;
GType derived_atk_type;
if (!type) {
static GTypeInfo tinfo = {
sizeof (EaGnomeCalendarClass),
(GBaseInitFunc) NULL, /* base init */
(GBaseFinalizeFunc) NULL, /* base finalize */
(GClassInitFunc) ea_gnome_calendar_class_init, /* class init */
(GClassFinalizeFunc) NULL, /* class finalize */
NULL, /* class data */
sizeof (EaGnomeCalendar), /* instance size */
0, /* nb preallocs */
(GInstanceInitFunc) NULL, /* instance init */
NULL /* value table */
};
/*
* Figure out the size of the class and instance
* we are run-time deriving from (GailWidget, in this case)
*/
factory = atk_registry_get_factory (atk_get_default_registry (),
GTK_TYPE_WIDGET);
derived_atk_type = atk_object_factory_get_accessible_type (factory);
g_type_query (derived_atk_type, &query);
tinfo.class_size = query.class_size;
tinfo.instance_size = query.instance_size;
type = g_type_register_static (derived_atk_type,
"EaGnomeCalendar", &tinfo, 0);
}
return type;
}
static void
ea_gnome_calendar_class_init (EaGnomeCalendarClass *klass)
{
AtkObjectClass *class = ATK_OBJECT_CLASS (klass);
parent_class = g_type_class_peek_parent (klass);
class->get_name = ea_gnome_calendar_get_name;
class->get_description = ea_gnome_calendar_get_description;
class->get_n_children = ea_gnome_calendar_get_n_children;
class->ref_child = ea_gnome_calendar_ref_child;
}
AtkObject*
ea_gnome_calendar_new (GtkWidget *widget)
{
GObject *object;
AtkObject *accessible;
GnomeCalendar *gcal;
GtkWidget *notebook;
g_return_val_if_fail (GNOME_IS_CALENDAR (widget), NULL);
object = g_object_new (EA_TYPE_GNOME_CALENDAR, NULL);
accessible = ATK_OBJECT (object);
atk_object_initialize (accessible, widget);
accessible->role = ATK_ROLE_FILLER;
gcal = GNOME_CALENDAR (widget);
/* listen on view type change
*/
g_signal_connect (widget, "dates_shown_changed",
G_CALLBACK (ea_gcal_dates_change_cb),
accessible);
notebook = gnome_calendar_get_view_notebook_widget (gcal);
if (notebook) {
g_signal_connect (notebook, "switch_page",
G_CALLBACK (ea_gcal_switch_view_cb),
accessible);
}
#ifdef ACC_DEBUG
printf ("EvoAcc: ea-gnome-calendar created: %p\n", (void *)accessible);
#endif
return accessible;
}
const gchar *
ea_gnome_calendar_get_label_description (GnomeCalendar *gcal)
{
icaltimezone *zone;
struct icaltimetype start_tt, end_tt;
time_t start_time, end_time;
struct tm start_tm, end_tm;
static char buffer[512];
char end_buffer[256];
GnomeCalendarViewType view;
gnome_calendar_get_visible_time_range (gcal, &start_time, &end_time);
zone = gnome_calendar_get_timezone (gcal);
start_tt = icaltime_from_timet_with_zone (start_time, FALSE, zone);
start_tm.tm_year = start_tt.year - 1900;
start_tm.tm_mon = start_tt.month - 1;
start_tm.tm_mday = start_tt.day;
start_tm.tm_hour = start_tt.hour;
start_tm.tm_min = start_tt.minute;
start_tm.tm_sec = start_tt.second;
start_tm.tm_isdst = -1;
start_tm.tm_wday = time_day_of_week (start_tt.day, start_tt.month - 1,
start_tt.year);
/* Take one off end_time so we don't get an extra day. */
end_tt = icaltime_from_timet_with_zone (end_time - 1, FALSE, zone);
end_tm.tm_year = end_tt.year - 1900;
end_tm.tm_mon = end_tt.month - 1;
end_tm.tm_mday = end_tt.day;
end_tm.tm_hour = end_tt.hour;
end_tm.tm_min = end_tt.minute;
end_tm.tm_sec = end_tt.second;
end_tm.tm_isdst = -1;
end_tm.tm_wday = time_day_of_week (end_tt.day, end_tt.month - 1,
end_tt.year);
view = gnome_calendar_get_view (gcal);
switch (view) {
case GNOME_CAL_DAY_VIEW:
case GNOME_CAL_WORK_WEEK_VIEW:
case GNOME_CAL_WEEK_VIEW:
if (start_tm.tm_year == end_tm.tm_year
&& start_tm.tm_mon == end_tm.tm_mon
&& start_tm.tm_mday == end_tm.tm_mday) {
e_utf8_strftime (buffer, sizeof (buffer),
_("%A %d %b %Y"), &start_tm);
} else if (start_tm.tm_year == end_tm.tm_year) {
e_utf8_strftime (buffer, sizeof (buffer),
_("%a %d %b"), &start_tm);
e_utf8_strftime (end_buffer, sizeof (end_buffer),
_("%a %d %b %Y"), &end_tm);
strcat (buffer, " - ");
strcat (buffer, end_buffer);
} else {
e_utf8_strftime (buffer, sizeof (buffer),
_("%a %d %b %Y"), &start_tm);
e_utf8_strftime (end_buffer, sizeof (end_buffer),
_("%a %d %b %Y"), &end_tm);
strcat (buffer, " - ");
strcat (buffer, end_buffer);
}
break;
case GNOME_CAL_MONTH_VIEW:
case GNOME_CAL_LIST_VIEW:
if (start_tm.tm_year == end_tm.tm_year) {
if (start_tm.tm_mon == end_tm.tm_mon) {
if (start_tm.tm_mday == end_tm.tm_mday) {
buffer [0] = '\0';
} else {
e_utf8_strftime (buffer, sizeof (buffer),
"%d", &start_tm);
strcat (buffer, " - ");
}
e_utf8_strftime (end_buffer, sizeof (end_buffer),
_("%d %b %Y"), &end_tm);
strcat (buffer, end_buffer);
} else {
e_utf8_strftime (buffer, sizeof (buffer),
_("%d %b"), &start_tm);
e_utf8_strftime (end_buffer, sizeof (end_buffer),
_("%d %b %Y"), &end_tm);
strcat (buffer, " - ");
strcat (buffer, end_buffer);
}
} else {
e_utf8_strftime (buffer, sizeof (buffer),
_("%d %b %Y"), &start_tm);
e_utf8_strftime (end_buffer, sizeof (end_buffer),
_("%d %b %Y"), &end_tm);
strcat (buffer, " - ");
strcat (buffer, end_buffer);
}
break;
default:
g_return_val_if_reached (NULL);
}
return buffer;
}
static G_CONST_RETURN gchar*
ea_gnome_calendar_get_name (AtkObject *accessible)
{
if (accessible->name)
return accessible->name;
return _("Gnome Calendar");
}
static G_CONST_RETURN gchar*
ea_gnome_calendar_get_description (AtkObject *accessible)
{
if (accessible->description)
return accessible->description;
return _("Gnome Calendar");
}
static gint
ea_gnome_calendar_get_n_children (AtkObject* obj)
{
g_return_val_if_fail (EA_IS_GNOME_CALENDAR (obj), 0);
if (!GTK_ACCESSIBLE (obj)->widget)
return -1;
return 4;
}
static AtkObject *
ea_gnome_calendar_ref_child (AtkObject *obj, gint i)
{
AtkObject * child = NULL;
GnomeCalendar * calendarWidget;
GtkWidget *childWidget;
g_return_val_if_fail (EA_IS_GNOME_CALENDAR (obj), NULL);
/* valid child index range is [0-3] */
if (i < 0 || i >3 )
return NULL;
if (!GTK_ACCESSIBLE (obj)->widget)
return NULL;
calendarWidget = GNOME_CALENDAR (GTK_ACCESSIBLE (obj)->widget);
switch (i) {
case 0:
/* for the search bar */
childWidget = gnome_calendar_get_search_bar_widget (calendarWidget);
child = gtk_widget_get_accessible (childWidget);
atk_object_set_parent (child, obj);
atk_object_set_name (child, _("search bar"));
atk_object_set_description (child, _("evolution calendar search bar"));
break;
case 1:
/* for the day/week view */
childWidget = gnome_calendar_get_current_view_widget (calendarWidget);
child = gtk_widget_get_accessible (childWidget);
atk_object_set_parent (child, obj);
break;
case 2:
/* for calendar */
childWidget = gnome_calendar_get_e_calendar_widget (calendarWidget);
child = gtk_widget_get_accessible (childWidget);
break;
case 3:
/* for todo list */
childWidget = GTK_WIDGET (gnome_calendar_get_task_pad (calendarWidget));
child = gtk_widget_get_accessible (childWidget);
break;
default:
break;
}
if (child)
g_object_ref(child);
return child;
}
static void
ea_gcal_switch_view_cb (GtkNotebook *widget, GtkNotebookPage *page,
guint index, gpointer data)
{
GtkWidget *new_widget;
new_widget = gtk_notebook_get_nth_page (widget, index);
/* views are always the second child in gnome calendar
*/
if (new_widget)
g_signal_emit_by_name (G_OBJECT(data), "children_changed::add",
1, gtk_widget_get_accessible (new_widget), NULL);
#ifdef ACC_DEBUG
printf ("AccDebug: view switch to widget %p (index=%d) \n",
(void *)new_widget, index);
#endif
}
static void
ea_gcal_dates_change_cb (GnomeCalendar *gcal, gpointer data)
{
const gchar *new_name;
g_return_if_fail (GNOME_IS_CALENDAR (gcal));
g_return_if_fail (data);
g_return_if_fail (EA_IS_GNOME_CALENDAR (data));
new_name = ea_gnome_calendar_get_label_description (gcal);
atk_object_set_name (ATK_OBJECT(data), new_name);
g_signal_emit_by_name (data, "visible_data_changed");
#ifdef ACC_DEBUG
printf ("AccDebug: calendar dates changed, label=%s\n", new_name);
#endif
}
