[nautilus] desktop-canvas-view: remove special middle-click handling

[Cosimo Cecchi <cosimoc src gnome org>]

commit a5928e842d59af158a5beb52d66036fa7acdc75d
Author: Cosimo Cecchi <cosimoc gnome org>
Date:   Wed Feb 20 22:47:20 2013 -0500

    desktop-canvas-view: remove special middle-click handling
    
    It's not necessary anymore.

 src/nautilus-desktop-canvas-view.c |   74 +-----------------------------------
 1 files changed, 1 insertions(+), 73 deletions(-)
---
diff --git a/src/nautilus-desktop-canvas-view.c b/src/nautilus-desktop-canvas-view.c
index 28cbd3b..fb75139 100644
--- a/src/nautilus-desktop-canvas-view.c
+++ b/src/nautilus-desktop-canvas-view.c
@@ -288,76 +288,6 @@ nautilus_desktop_canvas_view_class_init (NautilusDesktopCanvasViewClass *class)
 }
 
 static void
-nautilus_desktop_canvas_view_handle_middle_click (NautilusCanvasContainer *canvas_container,
-                                               GdkEventButton *event,
-                                               NautilusDesktopCanvasView *desktop_canvas_view)
-{
-       XButtonEvent x_event;
-       GdkDevice *keyboard = NULL, *pointer = NULL, *cur;
-       GdkDeviceManager *manager;
-       GList *list, *l;
-
-       manager = gdk_display_get_device_manager (gtk_widget_get_display (GTK_WIDGET (canvas_container)));
-       list = gdk_device_manager_list_devices (manager, GDK_DEVICE_TYPE_MASTER);
-
-       for (l = list; l != NULL; l = l->next) {
-               cur = l->data;
-
-               if (pointer == NULL && (gdk_device_get_source (cur) == GDK_SOURCE_MOUSE)) {
-                       pointer = cur;
-               }
-
-               if (keyboard == NULL && (gdk_device_get_source (cur) == GDK_SOURCE_KEYBOARD)) {
-                       keyboard = cur;
-               }
-
-               if (pointer != NULL && keyboard != NULL) {
-                       break;
-               }
-       }
-
-       g_list_free (list);
-
-       /* During a mouse click we have the pointer and keyboard grab.
-        * We will send a fake event to the root window which will cause it
-        * to try to get the grab so we need to let go ourselves.
-        */
-
-       if (pointer != NULL) {
-               gdk_device_ungrab (pointer, GDK_CURRENT_TIME);
-       }
-
-       
-       if (keyboard != NULL) {
-               gdk_device_ungrab (keyboard, GDK_CURRENT_TIME);
-       }
-
-       /* Stop the event because we don't want anyone else dealing with it. */ 
-       gdk_flush ();
-       g_signal_stop_emission_by_name (canvas_container, "middle-click");
-
-       /* build an X event to represent the middle click. */
-       x_event.type = ButtonPress;
-       x_event.send_event = True;
-       x_event.display = GDK_DISPLAY_XDISPLAY (gdk_display_get_default ());
-       x_event.window = GDK_ROOT_WINDOW ();
-       x_event.root = GDK_ROOT_WINDOW ();
-       x_event.subwindow = 0;
-       x_event.time = event->time;
-       x_event.x = event->x;
-       x_event.y = event->y;
-       x_event.x_root = event->x_root;
-       x_event.y_root = event->y_root;
-       x_event.state = event->state;
-       x_event.button = event->button;
-       x_event.same_screen = True;
-       
-       /* Send it to the root window, the window manager will handle it. */
-       XSendEvent (GDK_DISPLAY_XDISPLAY (gdk_display_get_default ()), GDK_ROOT_WINDOW (), True,
-                   ButtonPressMask, (XEvent *) &x_event);
-}
-
-static void
 unrealized_callback (GtkWidget *widget, NautilusDesktopCanvasView *desktop_canvas_view)
 {
        g_return_if_fail (desktop_canvas_view->details->root_window != NULL);
@@ -567,9 +497,7 @@ nautilus_desktop_canvas_view_init (NautilusDesktopCanvasView *desktop_canvas_vie
 
        nautilus_view_set_show_foreign (NAUTILUS_VIEW (desktop_canvas_view),
                                        FALSE);
-       
-       g_signal_connect_object (canvas_container, "middle-click",
-                                G_CALLBACK (nautilus_desktop_canvas_view_handle_middle_click), 
desktop_canvas_view, 0);
+
        g_signal_connect_object (canvas_container, "realize",
                                 G_CALLBACK (desktop_canvas_container_realize), desktop_canvas_view, 0);