API revisions: tweaks to key event API, added some reserved slots for
[platform/core/uifw/at-spi2-atk.git] / atk-bridge / bridge.c
index e58440c..53c3d87 100644 (file)
@@ -38,25 +38,24 @@ static CORBA_Environment ev;
 static Accessibility_Registry registry;
 static SpiApplication *this_app = NULL;
 
-static gboolean bridge_idle_init (gpointer user_data);
-static void bridge_focus_tracker (AtkObject *object);
-static void bridge_exit_func (void);
-static void register_atk_event_listeners (void);
-static gboolean bridge_property_event_listener (GSignalInvocationHint *signal_hint,
+static gboolean spi_atk_bridge_idle_init (gpointer user_data);
+static void spi_atk_bridge_focus_tracker (AtkObject *object);
+static void spi_atk_bridge_exit_func (void);
+static void spi_atk_register_event_listeners (void);
+static gboolean spi_atk_bridge_property_event_listener (GSignalInvocationHint *signal_hint,
+                                                       guint n_param_values,
+                                                       const GValue *param_values,
+                                                       gpointer data);
+static gboolean spi_atk_bridge_state_event_listener (GSignalInvocationHint *signal_hint,
+                                                    guint n_param_values,
+                                                    const GValue *param_values,
+                                                    gpointer data);
+static gboolean spi_atk_bridge_signal_listener (GSignalInvocationHint *signal_hint,
                                                guint n_param_values,
                                                const GValue *param_values,
                                                gpointer data);
-static gboolean bridge_state_event_listener (GSignalInvocationHint *signal_hint,
-                                            guint n_param_values,
-                                            const GValue *param_values,
-                                            gpointer data);
-static gboolean bridge_signal_listener (GSignalInvocationHint *signal_hint,
-                                       guint n_param_values,
-                                       const GValue *param_values,
-                                       gpointer data);
-
-static gint bridge_key_listener (AtkKeyEventStruct *event,
-                                gpointer data);
+static gint spi_atk_bridge_key_listener (AtkKeyEventStruct *event,
+                                        gpointer data);
 
 int
 gtk_module_init (gint *argc, gchar **argv[])
@@ -98,17 +97,17 @@ gtk_module_init (gint *argc, gchar **argv[])
                                               BONOBO_OBJREF (this_app),
                                               &ev);
 
-  g_atexit (bridge_exit_func);
+  g_atexit (spi_atk_bridge_exit_func);
 
-  g_idle_add (bridge_idle_init, NULL);
+  g_idle_add (spi_atk_bridge_idle_init, NULL);
 
   return 0;
 }
 
 static gboolean
-bridge_idle_init (gpointer user_data)
+spi_atk_bridge_idle_init (gpointer user_data)
 {
-  register_atk_event_listeners ();
+  spi_atk_register_event_listeners ();
 
   fprintf (stderr, "Application registered & listening\n");
 
@@ -116,7 +115,7 @@ bridge_idle_init (gpointer user_data)
 }
 
 static void
-register_atk_event_listeners (void)
+spi_atk_register_event_listeners (void)
 {
   /*
    * kludge to make sure the Atk interface types are registered, otherwise
@@ -127,35 +126,35 @@ register_atk_event_listeners (void)
   
   /* Register for focus event notifications, and register app with central registry  */
 
-  atk_add_focus_tracker (bridge_focus_tracker);
-  atk_add_global_event_listener (bridge_property_event_listener, "Gtk:AtkObject:property-change");
-  atk_add_global_event_listener (bridge_signal_listener, "Gtk:AtkObject:children-changed");
-  atk_add_global_event_listener (bridge_signal_listener, "Gtk:AtkObject:visible-data-changed");
-  atk_add_global_event_listener (bridge_signal_listener, "Gtk:AtkSelection:selection-changed");
-  atk_add_global_event_listener (bridge_signal_listener, "Gtk:AtkText:text-selection-changed");
-  atk_add_global_event_listener (bridge_signal_listener, "Gtk:AtkText:text-changed");
-  atk_add_global_event_listener (bridge_signal_listener, "Gtk:AtkText:text-caret-moved");
-  atk_add_global_event_listener (bridge_signal_listener, "Gtk:AtkTable:row-inserted");
-  atk_add_global_event_listener (bridge_signal_listener, "Gtk:AtkTable:row-reordered");
-  atk_add_global_event_listener (bridge_signal_listener, "Gtk:AtkTable:row-deleted");
-  atk_add_global_event_listener (bridge_signal_listener, "Gtk:AtkTable:column-inserted");
-  atk_add_global_event_listener (bridge_signal_listener, "Gtk:AtkTable:column-reordered");
-  atk_add_global_event_listener (bridge_signal_listener, "Gtk:AtkTable:column-deleted");
-  atk_add_global_event_listener (bridge_signal_listener, "Gtk:AtkTable:model-changed");
+  atk_add_focus_tracker (spi_atk_bridge_focus_tracker);
+  atk_add_global_event_listener (spi_atk_bridge_property_event_listener, "Gtk:AtkObject:property-change");
+  atk_add_global_event_listener (spi_atk_bridge_signal_listener, "Gtk:AtkObject:children-changed");
+  atk_add_global_event_listener (spi_atk_bridge_signal_listener, "Gtk:AtkObject:visible-data-changed");
+  atk_add_global_event_listener (spi_atk_bridge_signal_listener, "Gtk:AtkSelection:selection-changed");
+  atk_add_global_event_listener (spi_atk_bridge_signal_listener, "Gtk:AtkText:text-selection-changed");
+  atk_add_global_event_listener (spi_atk_bridge_signal_listener, "Gtk:AtkText:text-changed");
+  atk_add_global_event_listener (spi_atk_bridge_signal_listener, "Gtk:AtkText:text-caret-moved");
+  atk_add_global_event_listener (spi_atk_bridge_signal_listener, "Gtk:AtkTable:row-inserted");
+  atk_add_global_event_listener (spi_atk_bridge_signal_listener, "Gtk:AtkTable:row-reordered");
+  atk_add_global_event_listener (spi_atk_bridge_signal_listener, "Gtk:AtkTable:row-deleted");
+  atk_add_global_event_listener (spi_atk_bridge_signal_listener, "Gtk:AtkTable:column-inserted");
+  atk_add_global_event_listener (spi_atk_bridge_signal_listener, "Gtk:AtkTable:column-reordered");
+  atk_add_global_event_listener (spi_atk_bridge_signal_listener, "Gtk:AtkTable:column-deleted");
+  atk_add_global_event_listener (spi_atk_bridge_signal_listener, "Gtk:AtkTable:model-changed");
 /*
  * May add the following listeners to implement preemptive key listening for GTK+
  *
- * atk_add_global_event_listener (bridge_widgetkey_listener, "Gtk:GtkWidget:key-press-event");
- * atk_add_global_event_listener (bridge_widgetkey_listener, "Gtk:GtkWidget:key-release-event");
+ * atk_add_global_event_listener (spi_atk_bridge_widgetkey_listener, "Gtk:GtkWidget:key-press-event");
+ * atk_add_global_event_listener (spi_atk_bridge_widgetkey_listener, "Gtk:GtkWidget:key-release-event");
  */
-  atk_add_key_event_listener    (bridge_key_listener, NULL);
+  atk_add_key_event_listener    (spi_atk_bridge_key_listener, NULL);
   
   g_object_unref (G_OBJECT (bo));
   g_object_unref (ao);
 }
 
 static void
-bridge_exit_func (void)
+spi_atk_bridge_exit_func (void)
 {
   BonoboObject *app = (BonoboObject *) this_app;
 
@@ -195,7 +194,7 @@ bridge_exit_func (void)
 }
 
 static void
-bridge_focus_tracker (AtkObject *object)
+spi_atk_bridge_focus_tracker (AtkObject *object)
 {
   SpiAccessible *source;
   Accessibility_Event e;
@@ -213,10 +212,10 @@ bridge_focus_tracker (AtkObject *object)
 }
 
 static void
-emit_eventv (GObject      *gobject,
-            unsigned long detail1,
-            unsigned long detail2,
-            const char   *format, ...)
+spi_atk_emit_eventv (GObject      *gobject,
+                    unsigned long detail1,
+                    unsigned long detail2,
+                    const char   *format, ...)
 {
   va_list             args;
   Accessibility_Event e;
@@ -271,10 +270,10 @@ emit_eventv (GObject      *gobject,
 }
 
 static gboolean
-bridge_property_event_listener (GSignalInvocationHint *signal_hint,
-                               guint n_param_values,
-                               const GValue *param_values,
-                               gpointer data)
+spi_atk_bridge_property_event_listener (GSignalInvocationHint *signal_hint,
+                                       guint n_param_values,
+                                       const GValue *param_values,
+                                       gpointer data)
 {
   AtkPropertyValues *values;
   GObject *gobject;
@@ -296,16 +295,16 @@ bridge_property_event_listener (GSignalInvocationHint *signal_hint,
   gobject = g_value_get_object (param_values + 0);
   values = (AtkPropertyValues*) g_value_get_pointer (param_values + 1);
 
-  emit_eventv (gobject, 0, 0, "object:property-change:%s", values->property_name);
+  spi_atk_emit_eventv (gobject, 0, 0, "object:property-change:%s", values->property_name);
 
   return TRUE;
 }
 
 static gboolean
-bridge_state_event_listener (GSignalInvocationHint *signal_hint,
-                            guint n_param_values,
-                            const GValue *param_values,
-                            gpointer data)
+spi_atk_bridge_state_event_listener (GSignalInvocationHint *signal_hint,
+                                    guint n_param_values,
+                                    const GValue *param_values,
+                                    gpointer data)
 {
   GObject *gobject;
   AtkPropertyValues *values;
@@ -322,17 +321,17 @@ bridge_state_event_listener (GSignalInvocationHint *signal_hint,
   gobject = g_value_get_object (param_values + 0);
   values = (AtkPropertyValues*) g_value_get_pointer (param_values + 1);
 
-  emit_eventv (gobject, 
-              (unsigned long) values->old_value.data[0].v_ulong,
-              (unsigned long) values->new_value.data[0].v_ulong,
-              "object:%s:?", values->property_name);
-
+  spi_atk_emit_eventv (gobject, 
+                      (unsigned long) values->old_value.data[0].v_ulong,
+                      (unsigned long) values->new_value.data[0].v_ulong,
+                      "object:%s:?", values->property_name);
+  
   return TRUE;
 }
 
 static void
-accessibility_init_keystroke_from_atk_key_event (Accessibility_DeviceEvent  *keystroke,
-                                                AtkKeyEventStruct          *event)
+spi_init_keystroke_from_atk_key_event (Accessibility_DeviceEvent  *keystroke,
+                                      AtkKeyEventStruct          *event)
 {
 #ifdef SPI_DEBUG
   if (event)
@@ -350,7 +349,16 @@ accessibility_init_keystroke_from_atk_key_event (Accessibility_DeviceEvent  *key
   keystroke->hw_code   = (CORBA_short) event->keycode;
   keystroke->timestamp = (CORBA_unsigned_long) event->timestamp;
   keystroke->modifiers = (CORBA_unsigned_short) (event->state & 0xFFFF);
-
+  if (event->string)
+    {
+      keystroke->event_string = CORBA_string_dup (event->string);
+      keystroke->is_text = CORBA_TRUE;
+    }
+  else
+    {
+      keystroke->event_string = CORBA_string_dup ("");
+      keystroke->is_text = CORBA_FALSE;
+    }
   switch (event->type)
     {
     case (ATK_KEY_EVENT_PRESS):
@@ -363,10 +371,16 @@ accessibility_init_keystroke_from_atk_key_event (Accessibility_DeviceEvent  *key
       keystroke->type = 0;
       break;
     }
+#if 0  
+  g_print ("key_event type %d; val=%d code=%d modifiers=%x name=%s is_text=%d, time=%lx\n",
+          (int) keystroke->type, (int) keystroke->id, (int) keystroke->hw_code,
+          (int) keystroke->modifiers,
+          keystroke->event_string, (int) keystroke->is_text, (unsigned long) keystroke->timestamp);
+#endif
 }
 
 static gint
-bridge_key_listener (AtkKeyEventStruct *event, gpointer data)
+spi_atk_bridge_key_listener (AtkKeyEventStruct *event, gpointer data)
 {
   CORBA_boolean             result;
   Accessibility_DeviceEvent key_event;
@@ -375,13 +389,14 @@ bridge_key_listener (AtkKeyEventStruct *event, gpointer data)
 
   if (BONOBO_EX (&ev))
     {
+      g_warning ("failure: no deviceeventcontroller found\n");
       CORBA_exception_free (&ev);
       result = FALSE;
     }
   else
     {
 
-      accessibility_init_keystroke_from_atk_key_event (&key_event, event);
+      spi_init_keystroke_from_atk_key_event (&key_event, event);
 
       result = Accessibility_DeviceEventController_notifyListenersSync (
         controller, &key_event, &ev);
@@ -393,14 +408,15 @@ bridge_key_listener (AtkKeyEventStruct *event, gpointer data)
 }
 
 static gboolean
-bridge_signal_listener (GSignalInvocationHint *signal_hint,
-                       guint n_param_values,
-                       const GValue *param_values,
-                       gpointer data)
+spi_atk_bridge_signal_listener (GSignalInvocationHint *signal_hint,
+                               guint n_param_values,
+                               const GValue *param_values,
+                               gpointer data)
 {
   GObject *gobject;
   GSignalQuery signal_query;
   const gchar *name;
+  gint detail1 = 0, detail2 = 0;
 #ifdef SPI_BRIDGE_DEBUG
   gchar *s, *s2;
 #endif
@@ -417,8 +433,12 @@ bridge_signal_listener (GSignalInvocationHint *signal_hint,
 #endif
 
   gobject = g_value_get_object (param_values + 0);
-
-  emit_eventv (gobject, 0, 0, "object:%s", name);
+  if (G_VALUE_TYPE (param_values + 1) == G_TYPE_INT)
+    detail1 = g_value_get_int (param_values + 1);
+  if (G_VALUE_TYPE (param_values + 2) == G_TYPE_INT)
+    detail2 = g_value_get_int (param_values + 2);
+  
+  spi_atk_emit_eventv (gobject, detail1, detail2, "object:%s", name);
 
   return TRUE;
 }