setup the a11y directory for evolution accessibility work New files are:

2003-08-20  Bolian Yin <bolian.yin@sun.com>
        setup the a11y directory for evolution accessibility work
        New files are:
                ChangeLog
                ea-factory.h
                Makefile.am
                calendar/ea-calendar.c
                calendar/ea-calendar.h
                calendar/ea-calendar-helpers.c
                calendar/ea-calendar-helpers.h
                calendar/ea-cal-view.c
                calendar/ea-cal-view.h
                calendar/ea-cal-view-event.c
                calendar/ea-cal-view-event.h
                calendar/ea-day-view.c
                calendar/ea-day-view.h
                calendar/ea-week-view.c
                calendar/ea-week-view.h
                calendar/ea-gnome-calendar.c
                calendar/ea-gnome-calendar.h
                calendar/Makefile.am

svn path=/trunk/; revision=22302

1 files changed, 135 insertions, 0 deletions

diff --git a/a11y/calendar/ea-calendar.c b/a11y/calendar/ea-calendar.c
new file mode 100644
index 0000000000..b5296c2618
--- /dev/null
+++ b/a11y/calendar/ea-calendar.c
@@ -0,0 +1,135 @@
+/* -*- 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 "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-week-view.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 (EA_TYPE_WEEK_VIEW, ea_week_view, ea_week_view_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);
+}
+
+void
+e_cal_view_a11y_init (void)
+{
+    EA_SET_FACTORY (e_cal_view_get_type(), ea_cal_view);
+    /* we only add focus watcher when accessibility is enabled
+     */
+#if 0
+    if (atk_get_root ())
+	    g_signal_add_emission_hook (g_signal_lookup ("selection_time_changed",
+							 e_cal_view_get_type ()),
+					0, ea_calendar_focus_watcher,
+					NULL, (GDestroyNotify) NULL);
+#endif
+}
+
+void
+e_day_view_a11y_init (void)
+{
+    EA_SET_FACTORY (e_day_view_get_type(), ea_day_view);
+}
+
+void
+e_week_view_a11y_init (void)
+{
+    EA_SET_FACTORY (e_week_view_get_type(), ea_week_view);
+}
+
+gboolean
+ea_calendar_focus_watcher (GSignalInvocationHint *ihint,
+                           guint n_param_values,
+                           const GValue *param_values,
+                           gpointer data)
+{
+    GObject *object;
+    GdkEvent *event;
+
+    object = g_value_get_object (param_values + 0);
+    event = g_value_get_boxed (param_values + 1);
+
+    if (E_IS_TEXT (object)) {
+        /* "event" signal on canvas item
+         */
+        GnomeCanvasItem *canvas_item;
+        AtkObject *ea_event;
+
+        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);
+            else
+                /* focus out */
+                ea_event = NULL;
+            atk_focus_tracker_notify (ea_event);
+
+        }
+    }
+#if 0
+    else if (E_IS_DAY_VIEW (object)) {
+        /* "selection_time_changed" signal on day_view
+         */
+        if (ATK_IS_SELECTION (object)) {
+            AtkSelection *atk_selection;
+            AtkObject *atk_obj;
+            atk_selection = ATK_SELECTION (object);
+            atk_obj = atk_selection_ref_selection (atk_selection, 0);
+
+#ifdef ACC_DEBUG
+            printf ("EvoAcc: ref a selection %p\n", atk_selection);
+#endif
+            atk_focus_tracker_notify (atk_obj);
+        }
+    }
+#endif
+    return TRUE;
+}