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/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
/* vim:expandtab:shiftwidth=8:tabstop=8:
*/
/* Evolution Accessibility: ea-calendar.c
*
* Copyright (C) 2003 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.
*
* Author: Bolian Yin <bolian.yin@sun.com> Sun Microsystem Inc., 2003
*
*/
#include <gal/e-text/e-text.h>
#include <libgnomecanvas/gnome-canvas-pixbuf.h>
#include "ea-calendar-helpers.h"
#include "ea-factory.h"
#include "ea-calendar.h"
#include "calendar/ea-cal-view.h"
#include "calendar/ea-cal-view-event.h"
#include "calendar/ea-day-view.h"
#include "calendar/ea-day-view-main-item.h"
#include "calendar/ea-week-view.h"
#include "calendar/ea-week-view-main-item.h"
#include "calendar/ea-gnome-calendar.h"
EA_FACTORY (EA_TYPE_CAL_VIEW, ea_cal_view, ea_cal_view_new)
EA_FACTORY (EA_TYPE_DAY_VIEW, ea_day_view, ea_day_view_new)
EA_FACTORY_GOBJECT (EA_TYPE_DAY_VIEW_MAIN_ITEM, ea_day_view_main_item, ea_day_view_main_item_new)
EA_FACTORY (EA_TYPE_WEEK_VIEW, ea_week_view, ea_week_view_new)
EA_FACTORY_GOBJECT (EA_TYPE_WEEK_VIEW_MAIN_ITEM, ea_week_view_main_item, ea_week_view_main_item_new)
EA_FACTORY (EA_TYPE_GNOME_CALENDAR, ea_gnome_calendar, ea_gnome_calendar_new)
static gboolean ea_calendar_focus_watcher (GSignalInvocationHint *ihint,
guint n_param_values,
const GValue *param_values,
gpointer data);
void
gnome_calendar_a11y_init (void)
{
EA_SET_FACTORY (gnome_calendar_get_type(), ea_gnome_calendar);
/* we only add focus watcher when accessibility is enabled
*/
if (atk_get_root ()) {
g_signal_add_emission_hook (g_signal_lookup ("event", E_TYPE_TEXT),
0, ea_calendar_focus_watcher,
NULL, (GDestroyNotify) NULL);
g_signal_add_emission_hook (g_signal_lookup ("event", GNOME_TYPE_CANVAS_PIXBUF),
0, ea_calendar_focus_watcher,
NULL, (GDestroyNotify) NULL);
g_signal_add_emission_hook (g_signal_lookup ("event-after",
e_day_view_get_type()),
0, ea_calendar_focus_watcher,
NULL, (GDestroyNotify) NULL);
g_signal_add_emission_hook (g_signal_lookup ("event",
e_day_view_main_item_get_type()),
0, ea_calendar_focus_watcher,
NULL, (GDestroyNotify) NULL);
g_signal_add_emission_hook (g_signal_lookup ("event-after",
e_week_view_get_type()),
0, ea_calendar_focus_watcher,
NULL, (GDestroyNotify) NULL);
g_signal_add_emission_hook (g_signal_lookup ("event",
e_week_view_main_item_get_type()),
0, ea_calendar_focus_watcher,
NULL, (GDestroyNotify) NULL);
}
}
void
e_cal_view_a11y_init (void)
{
EA_SET_FACTORY (e_cal_view_get_type(), ea_cal_view);
}
void
e_day_view_a11y_init (void)
{
EA_SET_FACTORY (e_day_view_get_type(), ea_day_view);
}
void
e_day_view_main_item_a11y_init (void)
{
EA_SET_FACTORY (e_day_view_main_item_get_type (), ea_day_view_main_item);
}
void
e_week_view_a11y_init (void)
{
EA_SET_FACTORY (e_week_view_get_type(), ea_week_view);
}
void
e_week_view_main_item_a11y_init (void)
{
EA_SET_FACTORY (e_week_view_main_item_get_type (), ea_week_view_main_item);
}
gboolean
ea_calendar_focus_watcher (GSignalInvocationHint *ihint,
guint n_param_values,
const GValue *param_values,
gpointer data)
{
GObject *object;
GdkEvent *event;
AtkObject *ea_event = NULL;
object = g_value_get_object (param_values + 0);
event = g_value_get_boxed (param_values + 1);
if ((E_IS_TEXT (object)) || (GNOME_IS_CANVAS_PIXBUF (object))) {
/* "event" signal on canvas item
*/
GnomeCanvasItem *canvas_item;
canvas_item = GNOME_CANVAS_ITEM (object);
if (event->type == GDK_FOCUS_CHANGE) {
if (event->focus_change.in) {
ea_event =
ea_calendar_helpers_get_accessible_for (canvas_item);
if (!ea_event)
/* not canvas item we want */
return TRUE;
}
atk_focus_tracker_notify (ea_event);
}
}
else if (E_IS_DAY_VIEW (object)) {
EDayView *day_view = E_DAY_VIEW (object);
if (event->type == GDK_FOCUS_CHANGE) {
if (event->focus_change.in) {
/* give main item chance to emit focus */
gnome_canvas_item_grab_focus (day_view->main_canvas_item);
}
}
}
else if (E_IS_DAY_VIEW_MAIN_ITEM (object)) {
if (event->type == GDK_FOCUS_CHANGE) {
if (event->focus_change.in) {
/* we should emit focus on main item */
ea_event = atk_gobject_accessible_for_object (object);
}
else
/* focus out */
ea_event = NULL;
#ifdef ACC_DEBUG
printf ("EvoAcc: focus notify on day main item %p\n", (void *)object);
#endif
atk_focus_tracker_notify (ea_event);
}
} else if (E_IS_WEEK_VIEW (object)) {
EWeekView *week_view = E_WEEK_VIEW (object);
if (event->type == GDK_FOCUS_CHANGE) {
if (event->focus_change.in) {
/* give main item chance to emit focus */
gnome_canvas_item_grab_focus (week_view->main_canvas_item);
}
}
}
else if (E_IS_WEEK_VIEW_MAIN_ITEM (object)) {
if (event->type == GDK_FOCUS_CHANGE) {
if (event->focus_change.in) {
/* we should emit focus on main item */
ea_event = atk_gobject_accessible_for_object (object);
}
else
/* focus out */
ea_event = NULL;
#ifdef ACC_DEBUG
printf ("EvoAcc: focus notify on week main item %p\n", (void *)object);
#endif
atk_focus_tracker_notify (ea_event);
}
}
return TRUE;
}
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