Some work on event support; many bug fixes

1 files changed, 52 insertions, 0 deletions

diff --git a/atspi/atspi-event-listener.h b/atspi/atspi-event-listener.h
new file mode 100644
index 00000000..228dbcc4
--- /dev/null
+++ b/atspi/atspi-event-listener.h
@@ -0,0 +1,52 @@
+/*
+ * AT-SPI - Assistive Technology Service Provider Interface
+ * (Gnome Accessibility Project; http://developer.gnome.org/projects/gap)
+ *
+ * Copyright 2002 Ximian, Inc.
+ *           2002 Sun Microsystems Inc.
+ *           
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Library General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library 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
+ * Library General Public License for more details.
+ *
+ * You should have received a copy of the GNU Library General Public
+ * License along with this library; if not, write to the
+ * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ * Boston, MA 02111-1307, USA.
+ */
+
+#ifndef _ATSPI_EVENT_LISTENER_H_
+#define _ATSPI_EVENT_LISTENER_H_
+
+#include "glib-object.h"
+
+#include "atspi-event-types.h"
+
+/**
+ * AtspiEventListenerCB:
+ * @event: The event for which notification is sent.
+ * @user_data: User data which is passed to the callback each time a notification takes place.
+ *
+ * A function prototype for callbacks via which clients are notified of AT-SPI events.
+ * 
+ **/
+typedef void       (*AtspiEventListenerCB)     (const AtspiEvent     *event,
+						     void                      *user_data);
+
+gboolean
+atspi_event_listener_register (AtspiEventListenerCB callback,
+				 void *user_data,
+				 const gchar              *event_type);
+
+gboolean
+atspi_event_listener_deregister (AtspiEventListenerCB callback,
+				   void *user_data,
+				   const gchar              *event_type);
+#endif	/* _ATSPI_EVENT_LISTENER_H_ */