[gnome-shell-extensions/extension-live-disable: 6/8] auto-move-windows: port to new extension API

[Giovanni Campagna <gcampagna src gnome org>]

commit 5f299e109be85e66da4904f6fd61aa6e2abaa3ec
Author: Giovanni Campagna <gcampagna src gnome org>
Date:   Thu Aug 18 16:17:53 2011 +0200

    auto-move-windows: port to new extension API
    
    main() has been replaced by init(), enable() and disable()
    I'm not sure it actually disables, it should unless you have more
    extensions messing with the same methods.

 extensions/auto-move-windows/extension.js |   26 +++++++++++++++++++++++---
 1 files changed, 23 insertions(+), 3 deletions(-)
---
diff --git a/extensions/auto-move-windows/extension.js b/extensions/auto-move-windows/extension.js
index eb3d70c..fe5d7f9 100644
--- a/extensions/auto-move-windows/extension.js
+++ b/extensions/auto-move-windows/extension.js
@@ -25,7 +25,14 @@ WindowMover.prototype = {
 
         let display = global.screen.get_display();
         // Connect after so the handler from ShellWindowTracker has already run
-        display.connect_after('window-created', Lang.bind(this, this._findAndMove));
+        this._windowCreatedId = display.connect_after('window-created', Lang.bind(this, this._findAndMove));
+    },
+
+    destroy: function() {
+        if (this._windowCreatedId) {
+            global.screen.get_display().disconnect(this._windowCreatedId);
+            this._windowCreatedId = 0;
+        }
     },
 
     _ensureAtLeastWorkspaces: function(num, window) {
@@ -69,7 +76,15 @@ WindowMover.prototype = {
     }
 }
 
-function main(extensionMeta) {
+let prevCheckWorkspaces;
+let winMover;
+
+function init(extensionMeta) {
+    // do nothing here
+}
+
+function enable() {
+    prevCheckWorkspaces = Main._checkWorkspaces;
     Main._checkWorkspaces = function() {
         let i;
         let emptyWorkspaces = new Array(Main._workspaces.length);
@@ -138,5 +153,10 @@ function main(extensionMeta) {
 
     };
 
-    new WindowMover();
+    winMover = new WindowMover();
 }
+
+function disable() {
+    Main._checkWorkspaces = prevCheckWorkspaces;
+    winMover.destroy();
+}
\ No newline at end of file