[gnome-shell] Show/hide the summary during the overview transition

[Florian Müllner <fmuellner src gnome org>]

commit 1b7c3580e69215b7676640235f321441e502c248
Author: Florian Müllner <fmuellner src gnome org>
Date:   Fri Feb 19 01:42:09 2010 +0100

    Show/hide the summary during the overview transition
    
    Right now, the summary starts popping up when the overview has been
    shown and starts to disappear when the overview is hidden. Instead,
    animate the summary during the overview transition.
    
    https://bugzilla.gnome.org/show_bug.cgi?id=610520

 js/ui/messageTray.js |   15 ++++++++++++---
 1 files changed, 12 insertions(+), 3 deletions(-)
---
diff --git a/js/ui/messageTray.js b/js/ui/messageTray.js
index 7cab843..039685a 100644
--- a/js/ui/messageTray.js
+++ b/js/ui/messageTray.js
@@ -377,6 +377,7 @@ MessageTray.prototype = {
         this._pointerInSummary = false;
         this._notificationState = State.HIDDEN;
         this._notificationTimeoutId = 0;
+        this._overviewVisible = false;
 
         this.actor.show();
         Main.chrome.addActor(this.actor, { affectsStruts: false,
@@ -387,8 +388,16 @@ MessageTray.prototype = {
                        Lang.bind(this, this._setSizePosition));
         this._setSizePosition();
 
-        Main.overview.connect('shown', Lang.bind(this, this._updateState));
-        Main.overview.connect('hidden', Lang.bind(this, this._updateState));
+        Main.overview.connect('showing', Lang.bind(this,
+            function() {
+                this._overviewVisible = true;
+                this._updateState();
+            }));
+        Main.overview.connect('hiding', Lang.bind(this,
+            function() {
+                this._overviewVisible = false;
+                this._updateState();
+            }));
 
         this._sources = {};
         this._icons = {};
@@ -528,7 +537,7 @@ MessageTray.prototype = {
         }
 
         // Summary
-        let summarySummoned = this._pointerInSummary || Main.overview.visible;
+        let summarySummoned = this._pointerInSummary || this._overviewVisible;
         let summaryPinned = this._summaryTimeoutId != 0 || this._pointerInTray || summarySummoned;
         let notificationsVisible = (this._notificationState == State.SHOWING ||
                                     this._notificationState == State.SHOWN);