+ case XEMBED_MODALITY_ON:
+ gtk_plug_handle_modality_on (plug);
+ break;
+ case XEMBED_MODALITY_OFF:
+ gtk_plug_handle_modality_off (plug);
+ break;
+
+ case XEMBED_FOCUS_IN:
+ _gtk_window_set_has_toplevel_focus (window, TRUE);
+ switch (detail)
+ {
+ case XEMBED_FOCUS_FIRST:
+ gtk_plug_focus_first_last (plug, GTK_DIR_TAB_FORWARD);
+ break;
+ case XEMBED_FOCUS_LAST:
+ gtk_plug_focus_first_last (plug, GTK_DIR_TAB_BACKWARD);
+ break;
+ case XEMBED_FOCUS_CURRENT:
+ break;
+ }
+ break;
+
+ case XEMBED_FOCUS_OUT:
+ _gtk_window_set_has_toplevel_focus (window, FALSE);
+ break;
+
+ case XEMBED_GRAB_KEY:
+ case XEMBED_UNGRAB_KEY:
+ case XEMBED_GTK_GRAB_KEY:
+ case XEMBED_GTK_UNGRAB_KEY:
+ case XEMBED_REQUEST_FOCUS:
+ case XEMBED_FOCUS_NEXT:
+ case XEMBED_FOCUS_PREV:
+ g_warning ("GtkPlug: Invalid _XEMBED message %s received", _gtk_xembed_message_name (message));
+ break;
+
+ default:
+ GTK_NOTE(PLUGSOCKET,
+ g_message ("GtkPlug: Ignoring unknown _XEMBED message of type %d", message));
+ break;
+ }
+}
+static GdkFilterReturn
+gtk_plug_filter_func (GdkXEvent *gdk_xevent,
+ GdkEvent *event,
+ gpointer data)
+{
+ GdkScreen *screen = gdk_window_get_screen (event->any.window);
+ GdkDisplay *display = gdk_screen_get_display (screen);
+ GtkPlug *plug = GTK_PLUG (data);
+ GtkPlugPrivate *priv = plug->priv;
+ XEvent *xevent = (XEvent *)gdk_xevent;
+ GHashTableIter iter;
+ gpointer key;
+ GdkFilterReturn return_val;
+
+ return_val = GDK_FILTER_CONTINUE;
+
+ switch (xevent->type)
+ {
+ case ClientMessage:
+ if (xevent->xclient.message_type == gdk_x11_get_xatom_by_name_for_display (display, "_XEMBED"))
+ {
+ _gtk_xembed_push_message (xevent);
+ handle_xembed_message (plug,
+ xevent->xclient.data.l[1],
+ xevent->xclient.data.l[2],
+ xevent->xclient.data.l[3],
+ xevent->xclient.data.l[4],
+ xevent->xclient.data.l[0]);
+ _gtk_xembed_pop_message ();
+
+ return_val = GDK_FILTER_REMOVE;
+ }
+ else if (xevent->xclient.message_type == gdk_x11_get_xatom_by_name_for_display (display, "WM_DELETE_WINDOW"))
+ {
+ /* We filter these out because we take being reparented back to the
+ * root window as the reliable end of the embedding protocol
+ */
+
+ return_val = GDK_FILTER_REMOVE;
+ }
+ break;
+ case ReparentNotify:
+ {
+ XReparentEvent *xre = &xevent->xreparent;
+ gboolean was_embedded = priv->socket_window != NULL;
+
+ GTK_NOTE (PLUGSOCKET, g_message("GtkPlug: ReparentNotify received"));
+
+ return_val = GDK_FILTER_REMOVE;
+
+ g_object_ref (plug);
+
+ if (was_embedded)
+ {
+ /* End of embedding protocol for previous socket */
+
+ GTK_NOTE (PLUGSOCKET, g_message ("GtkPlug: end of embedding"));
+ /* FIXME: race if we remove from another socket and
+ * then add to a local window before we get notification
+ * Probably need check in _gtk_plug_add_to_socket
+ */
+
+ if (xre->parent != GDK_WINDOW_XID (priv->socket_window))
+ {
+ GtkWidget *widget = GTK_WIDGET (plug);
+
+ gtk_widget_unregister_window (widget, priv->socket_window);
+ g_object_unref (priv->socket_window);
+ priv->socket_window = NULL;
+
+ /* Emit a delete window, as if the user attempted
+ * to close the toplevel. Simple as to how we
+ * handle WM_DELETE_WINDOW, if it isn't handled
+ * we destroy the widget. BUt only do this if
+ * we are being reparented to the root window.
+ * Moving from one embedder to another should
+ * be invisible to the app.
+ */
+
+ if (xre->parent == GDK_WINDOW_XID (gdk_screen_get_root_window (screen)))
+ {
+ GTK_NOTE (PLUGSOCKET, g_message ("GtkPlug: calling gtk_plug_send_delete_event()"));
+ gtk_plug_send_delete_event (widget);
+
+ g_object_notify (G_OBJECT (plug), "embedded");
+ }
+ }
+ else
+ goto done;
+ }
+
+ if (xre->parent != GDK_WINDOW_XID (gdk_screen_get_root_window (screen)))
+ {
+ /* Start of embedding protocol */
+
+ GTK_NOTE (PLUGSOCKET, g_message ("GtkPlug: start of embedding"));
+
+ priv->socket_window = gdk_x11_window_lookup_for_display (display, xre->parent);
+ if (priv->socket_window)
+ {
+ gpointer user_data = NULL;
+ gdk_window_get_user_data (priv->socket_window, &user_data);
+
+ if (user_data)
+ {
+ g_warning (G_STRLOC "Plug reparented unexpectedly into window in the same process");
+ priv->socket_window = NULL;
+ break; /* FIXME: shouldn't this unref the plug? i.e. "goto done;" instead */
+ }
+
+ g_object_ref (priv->socket_window);
+ }
+ else
+ {
+ priv->socket_window = gdk_x11_window_foreign_new_for_display (display, xre->parent);
+ if (!priv->socket_window) /* Already gone */
+ break; /* FIXME: shouldn't this unref the plug? i.e. "goto done;" instead */
+ }
+
+ if (priv->grabbed_keys)
+ {
+ g_hash_table_iter_init (&iter, priv->grabbed_keys);
+ while (g_hash_table_iter_next (&iter, &key, NULL))
+ {
+ GrabbedKey *grabbed_key = key;
+
+ _gtk_xembed_send_message (priv->socket_window, XEMBED_GTK_GRAB_KEY, 0,
+ grabbed_key->accelerator_key,
+ grabbed_key->accelerator_mods);
+ }
+ }
+
+ if (!was_embedded)
+ g_signal_emit_by_name (plug, "embedded");
+
+ g_object_notify (G_OBJECT (plug), "embedded");
+ }
+
+ done:
+ g_object_unref (plug);
+
+ break;
+ }
+ case KeyPress:
+ case KeyRelease:
+ {
+ GdkModifierType state, consumed;
+ GdkDeviceManager *device_manager;
+ GdkDevice *pointer, *keyboard;
+ GdkKeymap *keymap;
+
+ if (xevent->type == KeyPress)
+ event->key.type = GDK_KEY_PRESS;
+ else
+ event->key.type = GDK_KEY_RELEASE;
+
+ event->key.window = gdk_x11_window_lookup_for_display (display, xevent->xany.window);
+ event->key.send_event = TRUE;
+ event->key.time = xevent->xkey.time;
+ event->key.state = (GdkModifierType) xevent->xkey.state;
+ event->key.hardware_keycode = xevent->xkey.keycode;
+ event->key.keyval = GDK_KEY_VoidSymbol;
+
+ device_manager = gdk_display_get_device_manager (display);
+ pointer = gdk_device_manager_get_client_pointer (device_manager);
+ keyboard = gdk_device_get_associated_device (pointer);
+ gdk_event_set_device (event, keyboard);
+
+ keymap = gdk_keymap_get_for_display (display);
+
+ event->key.group = gdk_x11_keymap_get_group_for_state (keymap, xevent->xkey.state);
+ event->key.is_modifier = gdk_x11_keymap_key_is_modifier (keymap, event->key.hardware_keycode);
+
+ gdk_keymap_translate_keyboard_state (keymap,
+ event->key.hardware_keycode,
+ event->key.state,
+ event->key.group,
+ &event->key.keyval,
+ NULL, NULL, &consumed);
+
+ state = event->key.state & ~consumed;
+ gdk_keymap_add_virtual_modifiers (keymap, &state);
+ event->key.state |= state;
+
+ event->key.length = 0;
+ event->key.string = g_strdup ("");
+
+ return_val = GDK_FILTER_TRANSLATE;
+ }
+ }
+
+ return return_val;
+}
+static void
+gtk_plug_realize (GtkWidget *widget)
+{
+ GtkAllocation allocation;
+ GtkPlug *plug = GTK_PLUG (widget);
+ GtkPlugPrivate *priv = plug->priv;
+ GtkWindow *window = GTK_WINDOW (widget);
+ GdkWindow *gdk_window;
+ GdkWindowAttr attributes;
+ const gchar *title;
+ gchar *wmclass_name, *wmclass_class;
+ gint attributes_mask;
+
+ gtk_widget_set_realized (widget, TRUE);
+
+ title = gtk_window_get_title (window);
+ _gtk_window_get_wmclass (window, &wmclass_name, &wmclass_class);
+ gtk_widget_get_allocation (widget, &allocation);
+
+ attributes.window_type = GDK_WINDOW_CHILD; /* XXX GDK_WINDOW_PLUG ? */
+ attributes.title = (gchar *) title;
+ attributes.wmclass_name = wmclass_name;
+ attributes.wmclass_class = wmclass_class;
+ attributes.width = allocation.width;
+ attributes.height = allocation.height;
+ attributes.wclass = GDK_INPUT_OUTPUT;
+
+ /* this isn't right - we should match our parent's visual/colormap.
+ * though that will require handling "foreign" colormaps */
+ attributes.visual = gtk_widget_get_visual (widget);
+ attributes.event_mask = gtk_widget_get_events (widget);
+ attributes.event_mask |= (GDK_EXPOSURE_MASK |
+ GDK_KEY_PRESS_MASK |
+ GDK_KEY_RELEASE_MASK |
+ GDK_ENTER_NOTIFY_MASK |
+ GDK_LEAVE_NOTIFY_MASK |
+ GDK_STRUCTURE_MASK);
+
+ attributes_mask = GDK_WA_VISUAL;
+ attributes_mask |= (title ? GDK_WA_TITLE : 0);
+ attributes_mask |= (wmclass_name ? GDK_WA_WMCLASS : 0);
+
+ if (gtk_widget_is_toplevel (widget))
+ {
+ attributes.window_type = GDK_WINDOW_TOPLEVEL;
+
+ gdk_error_trap_push ();
+ if (priv->socket_window)
+ gdk_window = gdk_window_new (priv->socket_window,
+ &attributes, attributes_mask);
+ else /* If it's a passive plug, we use the root window */
+ gdk_window = gdk_window_new (gtk_widget_get_root_window (widget),
+ &attributes, attributes_mask);
+ gtk_widget_set_window (widget, gdk_window);
+
+ gdk_display_sync (gtk_widget_get_display (widget));
+ if (gdk_error_trap_pop ()) /* Uh-oh */
+ {
+ gdk_error_trap_push ();
+ gdk_window_destroy (gdk_window);
+ gdk_error_trap_pop_ignored ();
+ gdk_window = gdk_window_new (gtk_widget_get_root_window (widget),
+ &attributes, attributes_mask);
+ gtk_widget_set_window (widget, gdk_window);
+ }
+
+ gdk_window_add_filter (gdk_window,
+ gtk_plug_filter_func,
+ widget);
+
+ priv->modality_group = gtk_window_group_new ();
+ gtk_window_group_add_window (priv->modality_group, window);
+
+ xembed_set_info (gtk_widget_get_window (GTK_WIDGET (plug)), 0);
+ }
+ else
+ {
+ gdk_window = gdk_window_new (gtk_widget_get_parent_window (widget),
+ &attributes, attributes_mask);
+ gtk_widget_set_window (widget, gdk_window);
+ }
+
+ gtk_widget_register_window (widget, gdk_window);
+
+ gtk_style_context_set_background (gtk_widget_get_style_context (widget),
+ gdk_window);
+}
+
+static void
+gtk_plug_show (GtkWidget *widget)
+{
+ if (gtk_widget_is_toplevel (widget))
+ GTK_WIDGET_CLASS (gtk_plug_parent_class)->show (widget);
+ else
+ GTK_WIDGET_CLASS (bin_class)->show (widget);
+}
+
+static void
+gtk_plug_hide (GtkWidget *widget)
+{
+ if (gtk_widget_is_toplevel (widget))
+ GTK_WIDGET_CLASS (gtk_plug_parent_class)->hide (widget);
+ else
+ GTK_WIDGET_CLASS (bin_class)->hide (widget);
+}
+
+/* From gdkinternals.h */
+void gdk_synthesize_window_state (GdkWindow *window,
+ GdkWindowState unset_flags,
+ GdkWindowState set_flags);
+
+static void
+gtk_plug_map (GtkWidget *widget)
+{
+ if (gtk_widget_is_toplevel (widget))
+ {
+ GtkBin *bin = GTK_BIN (widget);
+ GtkPlug *plug = GTK_PLUG (widget);
+ GtkWidget *child;
+
+ gtk_widget_set_mapped (widget, TRUE);
+
+ child = gtk_bin_get_child (bin);
+ if (child != NULL &&
+ gtk_widget_get_visible (child) &&
+ !gtk_widget_get_mapped (child))
+ gtk_widget_map (child);
+
+ xembed_set_info (gtk_widget_get_window (GTK_WIDGET (plug)), XEMBED_MAPPED);
+
+ gdk_synthesize_window_state (gtk_widget_get_window (widget),