* AT-SPI - Assistive Technology Service Provider Interface
* (Gnome Accessibility Project; http://developer.gnome.org/projects/gap)
*
- * Copyright 2001 Sun Microsystems Inc., Ximian Inc.
+ * Copyright 2001, 2002 Sun Microsystems Inc.,
+ * Copyright 2001, 2002 Ximian, Inc., Ximian Inc.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
#include <stdio.h>
#include <libbonobo.h>
#include "desktop.h"
+#include <atk/atkcomponent.h>
+#include <gdk/gdkscreen.h>
+#include <gdk/gdkx.h>
+
+/* SpiDesktop signals */
+enum {
+ APPLICATION_ADDED,
+ APPLICATION_REMOVED,
+LAST_SIGNAL
+};
+static guint spi_desktop_signals[LAST_SIGNAL];
+
/* Our parent Gtk object type */
#define PARENT_TYPE SPI_ACCESSIBLE_TYPE
Accessibility_Application ref;
} Application;
+static gboolean exiting = FALSE;
+
/* A pointer to our parent object class */
static SpiAccessibleClass *parent_class;
+#define SPI_TYPE_ATK_DESKTOP (spi_atk_desktop_get_type ())
+#define SPI_ATK_DESKTOP(o) (G_TYPE_CHECK_INSTANCE_CAST ((o), SPI_TYPE_ATK_DESKTOP, SpiAtkDesktop))
+#define SPI_IS_ATK_DESKTOP(o) (G_TYPE_CHECK_INSTANCE_TYPE ((o), SPI_TYPE_ATK_DESKTOP))
+
+typedef struct {
+ AtkObject parent;
+
+ GdkScreen *screen;
+} SpiAtkDesktop;
+
+typedef struct {
+ AtkObjectClass parent;
+} SpiAtkDesktopClass;
+
+static void spi_atk_desktop_init (SpiAtkDesktop *desktop);
+static void atk_component_interface_init (AtkComponentIface *iface);
+static void spi_atk_desktop_get_extents (AtkComponent *component,
+ gint *x,
+ gint *y,
+ gint *width,
+ gint *height,
+ AtkCoordType coord_type);
+
+static GType
+spi_atk_desktop_get_type (void)
+{
+ static GType type = 0;
+
+ if (!type)
+ {
+ static const GTypeInfo typeInfo =
+ {
+ sizeof (SpiAtkDesktopClass),
+ (GBaseInitFunc) NULL,
+ (GBaseFinalizeFunc) NULL,
+ (GClassInitFunc) NULL,
+ (GClassFinalizeFunc) NULL,
+ NULL,
+ sizeof (SpiAtkDesktop),
+ 0,
+ (GInstanceInitFunc) spi_atk_desktop_init,
+ } ;
+ static const GInterfaceInfo atk_component_info =
+ {
+ (GInterfaceInitFunc) atk_component_interface_init,
+ (GInterfaceFinalizeFunc) NULL,
+ NULL
+ };
+
+ type = g_type_register_static (ATK_TYPE_OBJECT,
+ "SpiAtkDesktop", &typeInfo, 0);
+ g_type_add_interface_static (type, ATK_TYPE_COMPONENT,
+ &atk_component_info);
+ }
+ return type;
+}
+
+static void
+spi_atk_desktop_init (SpiAtkDesktop *desktop)
+{
+ GdkDisplay *display;
+
+ atk_object_set_name (ATK_OBJECT (desktop), "main");
+ display = gdk_x11_lookup_xdisplay (GDK_DISPLAY ());
+ desktop->screen = gdk_display_get_default_screen (display);
+}
+
static void
-spi_desktop_init (SpiDesktop *desktop)
+atk_component_interface_init (AtkComponentIface *iface)
{
- spi_base_construct (SPI_BASE (desktop), g_object_new (ATK_TYPE_OBJECT, NULL));
+ g_return_if_fail (iface != NULL);
- desktop->applications = NULL;
+ iface->get_extents = spi_atk_desktop_get_extents;
+}
- atk_object_set_name (ATK_OBJECT (SPI_BASE (desktop)->gobj), "main");
+static void
+spi_atk_desktop_get_extents (AtkComponent *component,
+ gint *x,
+ gint *y,
+ gint *width,
+ gint *height,
+ AtkCoordType coord_type)
+{
+ SpiAtkDesktop *desktop;
+
+ g_return_if_fail (SPI_IS_ATK_DESKTOP (component));
+ desktop = SPI_ATK_DESKTOP (component);
+ *x = 0;
+ *y = 0;
+ *width = gdk_screen_get_width (desktop->screen);
+ *height = gdk_screen_get_height (desktop->screen);
+}
+
+static void
+spi_desktop_init (SpiDesktop *desktop)
+{
+ desktop->applications = NULL;
+ bonobo_object_set_immortal (BONOBO_OBJECT (desktop), TRUE);
}
static void
while (desktop->applications)
{
- Application *app = (Application *) desktop->applications;
+ Application *app = desktop->applications->data;
+ g_assert (app->ref != CORBA_OBJECT_NIL);
spi_desktop_remove_application (desktop, app->ref);
}
}
static void
+spi_desktop_exiting (void)
+{
+ exiting = TRUE;
+}
+
+static void
spi_desktop_class_init (SpiDesktopClass *klass)
{
GObjectClass * object_class = (GObjectClass *) klass;
parent_class = g_type_class_ref (SPI_ACCESSIBLE_TYPE);
+ spi_desktop_signals[APPLICATION_ADDED] =
+ g_signal_new ("application_added",
+ G_TYPE_FROM_CLASS (klass),
+ G_SIGNAL_RUN_LAST,
+ G_STRUCT_OFFSET (SpiDesktopClass, application_added),
+ NULL, NULL,
+ g_cclosure_marshal_VOID__UINT,
+ G_TYPE_NONE,
+ 1, G_TYPE_UINT);
+ spi_desktop_signals[APPLICATION_REMOVED] =
+ g_signal_new ("application_removed",
+ G_TYPE_FROM_CLASS (klass),
+ G_SIGNAL_RUN_LAST,
+ G_STRUCT_OFFSET (SpiDesktopClass, application_removed),
+ NULL, NULL,
+ g_cclosure_marshal_VOID__UINT,
+ G_TYPE_NONE,
+ 1, G_TYPE_UINT);
epv->_get_childCount = impl_desktop_get_child_count;
epv->getChildAtIndex = impl_desktop_get_child_at_index;
+ g_atexit (spi_desktop_exiting);
}
BONOBO_TYPE_FUNC_FULL (SpiDesktop,
Accessibility_Desktop,
PARENT_TYPE,
- spi_desktop);
+ spi_desktop)
SpiDesktop *
spi_desktop_new (void)
{
- SpiDesktop *retval = g_object_new (SPI_DESKTOP_TYPE, NULL);
+ SpiDesktop *desktop;
+ SpiAccessible *accessible;
- return retval;
+ accessible = spi_accessible_construct (SPI_DESKTOP_TYPE, g_object_new (SPI_TYPE_ATK_DESKTOP, NULL));
+ g_assert (SPI_IS_DESKTOP (accessible));
+ desktop = SPI_DESKTOP (accessible);
+
+ return desktop;
}
static void
{
g_return_if_fail (SPI_IS_DESKTOP (app->desktop));
- spi_desktop_remove_application (app->desktop, app->ref);
+ if (!exiting)
+ spi_desktop_remove_application (app->desktop, app->ref);
}
void
desktop->applications = g_list_append (desktop->applications, app);
- ORBit_small_listen_for_broken (app->ref, G_CALLBACK (abnormal_application_termination), app);
+ ORBit_small_listen_for_broken (
+ app->ref, G_CALLBACK (abnormal_application_termination), app);
+
+ g_signal_emit (G_OBJECT (desktop),
+ spi_desktop_signals[APPLICATION_ADDED], 0,
+ g_list_index (desktop->applications, app));
}
CORBA_exception_free (&ev);
spi_desktop_remove_application (SpiDesktop *desktop,
const Accessibility_Application app_ref)
{
+ guint idx;
GList *l;
CORBA_Environment ev;
+ g_return_if_fail (app_ref != CORBA_OBJECT_NIL);
g_return_if_fail (SPI_IS_DESKTOP (desktop));
CORBA_exception_init (&ev);
+ idx = 0;
for (l = desktop->applications; l; l = l->next)
{
Application *app = (Application *) l->data;
{
break;
}
+ idx++;
}
CORBA_exception_free (&ev);
ORBit_small_unlisten_for_broken (app->ref, G_CALLBACK (abnormal_application_termination));
bonobo_object_release_unref (app->ref, NULL);
g_free (app);
+
+ g_signal_emit (G_OBJECT (desktop), spi_desktop_signals[APPLICATION_REMOVED], 0, idx);
}
}