[gnome-documents] main-window: also switch back to overview on Alt+Left

[Cosimo Cecchi <cosimoc src gnome org>]

commit e5e8847616dc7d011183d32dbea3f7da32e85ef9
Author: Cosimo Cecchi <cosimoc gnome org>
Date:   Thu May 31 14:15:23 2012 -0400

    main-window: also switch back to overview on Alt+Left
    
    This is consistent with other applications.

 src/mainWindow.js |    4 ++++
 1 files changed, 4 insertions(+), 0 deletions(-)
---
diff --git a/src/mainWindow.js b/src/mainWindow.js
index 65bb7ba..2e54080 100644
--- a/src/mainWindow.js
+++ b/src/mainWindow.js
@@ -169,6 +169,7 @@ MainWindow.prototype = {
         let keyval = event.get_keyval()[1];
         let state = event.get_state()[1];
         let fullscreen = Global.modeController.getFullscreen();
+        let direction = this.window.get_direction();
 
         if (keyval == Gdk.KEY_f) {
             Global.modeController.toggleFullscreen();
@@ -176,6 +177,9 @@ MainWindow.prototype = {
         }
 
         if ((fullscreen && keyval == Gdk.KEY_Escape) ||
+            ((state & Gdk.ModifierType.MOD1_MASK) != 0 &&
+             (direction == Gtk.TextDirection.LTR && keyval == Gdk.KEY_Left) ||
+             (direction == Gtk.TextDirection.RTL && keyval == Gdk.KEY_Right)) ||
             keyval == Gdk.KEY_BackSpace ||
             keyval == Gdk.KEY_Back) {
             Global.modeController.setWindowMode(WindowMode.WindowMode.OVERVIEW);