windowManager: Disable OSK gesture on lock screen

On the screen shield, the only possible interaction is lifting the
shield. The on-screen-keyboard is not useful for that, and the drag
gesture from the bottom may in fact conflict with dragging up the
shield, so disable it.

https://bugzilla.gnome.org/show_bug.cgi?id=788339

diff --git a/js/ui/windowManager.js b/js/ui/windowManager.js
index dbc2acf3df5ef823f3662585e0a86b3a9f78d765..a59b3fd92016baaa0d2cb5fc2cb12879413fc724 100644 (file)
--- a/js/ui/windowManager.js
+++ b/js/ui/windowManager.js
@@ -985,7 +985,8 @@ var WindowManager = new Lang.Class({
         gesture.connect('activated', Lang.bind(this, this._switchApp));
         global.stage.add_action(gesture);
 
-        gesture = new EdgeDragAction.EdgeDragAction(St.Side.BOTTOM, Shell.ActionMode.ALL);
+        let mode = Shell.ActionMode.ALL & ~Shell.ActionMode.LOCK_SCREEN;
+        gesture = new EdgeDragAction.EdgeDragAction(St.Side.BOTTOM, mode);
         gesture.connect('activated', Lang.bind(this, function() {
             Main.keyboard.show(Main.layoutManager.bottomIndex);
         }));