[gnome-shell] lookingGlass: Use one red border effect

[Jasper St. Pierre <jstpierre src gnome org>]

commit 360e6e790a15fa44c04abf8e5b7aa705366db8a0
Author: Jasper St. Pierre <jstpierre mecheye net>
Date:   Sat Jul 14 19:30:47 2012 -0400

    lookingGlass: Use one red border effect
    
    This makes the code a bit cleaner, and reduces the chances of
    having a border effect "leaking", or having two at the same time.
    
    https://bugzilla.gnome.org/show_bug.cgi?id=679944

 js/ui/lookingGlass.js |   22 ++++------------------
 1 files changed, 4 insertions(+), 18 deletions(-)
---
diff --git a/js/ui/lookingGlass.js b/js/ui/lookingGlass.js
index 3a61227..c90da55 100644
--- a/js/ui/lookingGlass.js
+++ b/js/ui/lookingGlass.js
@@ -519,9 +519,6 @@ const Inspector = new Lang.Class({
         this._displayText = new St.Label();
         eventHandler.add(this._displayText, { expand: true });
 
-        this._borderPaintTarget = null;
-        this._redBorderEffect = new RedBorderEffect();
-        eventHandler.connect('destroy', Lang.bind(this, this._onDestroy));
         eventHandler.connect('key-press-event', Lang.bind(this, this._onKeyPressEvent));
         eventHandler.connect('button-press-event', Lang.bind(this, this._onButtonPressEvent));
         eventHandler.connect('scroll-event', Lang.bind(this, this._onScrollEvent));
@@ -565,11 +562,6 @@ const Inspector = new Lang.Class({
         this.emit('closed');
     },
 
-    _onDestroy: function() {
-        if (this._borderPaintTarget != null)
-            this._borderPaintTarget.remove_effect(this._redBorderEffect);
-    },
-
     _onKeyPressEvent: function (actor, event) {
         if (event.get_key_symbol() == Clutter.Escape)
             this._close();
@@ -638,13 +630,7 @@ const Inspector = new Lang.Class({
         this._displayText.text = '';
         this._displayText.text = position + ' ' + this._target;
 
-        if (this._borderPaintTarget != this._target) {
-            if (this._borderPaintTarget != null)
-                this._borderPaintTarget.remove_effect(this._redBorderEffect);
-            this._borderPaintTarget = this._target;
-            if (this._borderPaintTarget != null)
-                this._borderPaintTarget.add_effect(this._redBorderEffect);
-        }
+        this._lookingGlass.setBorderPaintTarget(this._target);
     }
 });
 
@@ -979,7 +965,7 @@ const LookingGlass = new Lang.Class({
             + 'font-family: "' + fontDesc.get_family() + '";';
     },
 
-    _setBorderPaintTarget: function(obj) {
+    setBorderPaintTarget: function(obj) {
         if (this._borderPaintTarget != null)
             this._borderPaintTarget.remove_effect(this._redBorderEffect);
         this._borderPaintTarget = obj;
@@ -993,7 +979,7 @@ const LookingGlass = new Lang.Class({
         this._results.push(result);
         this._resultsArea.add(result.actor);
         if (obj instanceof Clutter.Actor)
-            this._setBorderPaintTarget(obj);
+            this.setBorderPaintTarget(obj);
 
         let children = this._resultsArea.get_children();
         if (children.length > this._maxItems) {
@@ -1175,7 +1161,7 @@ const LookingGlass = new Lang.Class({
         this._open = false;
         Tweener.removeTweens(this.actor);
 
-        this._setBorderPaintTarget(null);
+        this.setBorderPaintTarget(null);
 
         Main.popModal(this._entry);