[gnome-shell] panel: Use an hbox to lay out the app menu contents

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

commit a45cc0a048cceab8b6ea35bb505d3066f2843651
Author: Jasper St. Pierre <jstpierre mecheye net>
Date:   Mon Aug 12 08:36:38 2013 -0400

    panel: Use an hbox to lay out the app menu contents
    
    This will make it easier to add the arrow to the app menu without
    having to do the allocation logic ourselves.
    
    https://bugzilla.gnome.org/show_bug.cgi?id=705845

 js/ui/panel.js |   40 +++++++++++++---------------------------
 1 files changed, 13 insertions(+), 27 deletions(-)
---
diff --git a/js/ui/panel.js b/js/ui/panel.js
index 55c9919..27456f7 100644
--- a/js/ui/panel.js
+++ b/js/ui/panel.js
@@ -207,8 +207,13 @@ const AppMenuButton = new Lang.Class({
         this._iconBox.connect('notify::allocation',
                               Lang.bind(this, this._updateIconBoxClip));
         this._container.add_actor(this._iconBox);
+
+        this._hbox = new St.BoxLayout();
+        this._container.add_actor(this._hbox);
+
         this._label = new TextShadower();
-        this._container.add_actor(this._label.actor);
+        this._label.actor.y_align = Clutter.ActorAlign.CENTER;
+        this._hbox.add_actor(this._label.actor);
 
         this._iconBottomClip = 0;
 
@@ -286,9 +291,8 @@ const AppMenuButton = new Lang.Class({
             return;
         this._spinnerIcon = icon;
         this._spinner = new Animation.AnimatedIcon(this._spinnerIcon, PANEL_ICON_SIZE);
-        this._container.add_actor(this._spinner.actor);
+        this._hbox.add_actor(this._spinner.actor);
         this._spinner.actor.hide();
-        this._spinner.actor.lower_bottom();
     },
 
     _onIconBoxStyleChanged: function() {
@@ -357,7 +361,7 @@ const AppMenuButton = new Lang.Class({
         let [minSize, naturalSize] = this._iconBox.get_preferred_width(forHeight);
         alloc.min_size = minSize;
         alloc.natural_size = naturalSize;
-        [minSize, naturalSize] = this._label.actor.get_preferred_width(forHeight);
+        [minSize, naturalSize] = this._hbox.get_preferred_width(forHeight);
         alloc.min_size = alloc.min_size + Math.max(0, minSize - Math.floor(alloc.min_size / 2));
         alloc.natural_size = alloc.natural_size + Math.max(0, naturalSize - Math.floor(alloc.natural_size / 
2));
     },
@@ -366,7 +370,7 @@ const AppMenuButton = new Lang.Class({
         let [minSize, naturalSize] = this._iconBox.get_preferred_height(forWidth);
         alloc.min_size = minSize;
         alloc.natural_size = naturalSize;
-        [minSize, naturalSize] = this._label.actor.get_preferred_height(forWidth);
+        [minSize, naturalSize] = this._hbox.get_preferred_height(forWidth);
         if (minSize > alloc.min_size)
             alloc.min_size = minSize;
         if (naturalSize > alloc.natural_size)
@@ -396,11 +400,10 @@ const AppMenuButton = new Lang.Class({
 
         let iconWidth = childBox.x2 - childBox.x1;
 
-        [minWidth, minHeight, naturalWidth, naturalHeight] = this._label.actor.get_preferred_size();
+        [minWidth, naturalWidth] = this._hbox.get_preferred_width(-1);
 
-        yPadding = Math.floor(Math.max(0, allocHeight - naturalHeight) / 2);
-        childBox.y1 = yPadding;
-        childBox.y2 = childBox.y1 + Math.min(naturalHeight, allocHeight);
+        childBox.y1 = 0;
+        childBox.y2 = allocHeight;
 
         if (direction == Clutter.TextDirection.LTR) {
             childBox.x1 = Math.floor(iconWidth / 2);
@@ -409,24 +412,7 @@ const AppMenuButton = new Lang.Class({
             childBox.x2 = allocWidth - Math.floor(iconWidth / 2);
             childBox.x1 = Math.max(0, childBox.x2 - naturalWidth);
         }
-        this._label.actor.allocate(childBox, flags);
-
-        if (this._spinner == null)
-            return;
-
-        if (direction == Clutter.TextDirection.LTR) {
-            childBox.x1 = Math.floor(iconWidth / 2) + this._label.actor.width;
-            childBox.x2 = childBox.x1 + this._spinner.actor.width;
-            childBox.y1 = box.y1;
-            childBox.y2 = box.y2 - 1;
-            this._spinner.actor.allocate(childBox, flags);
-        } else {
-            childBox.x1 = -this._spinner.actor.width;
-            childBox.x2 = childBox.x1 + this._spinner.actor.width;
-            childBox.y1 = box.y1;
-            childBox.y2 = box.y2 - 1;
-            this._spinner.actor.allocate(childBox, flags);
-        }
+        this._hbox.allocate(childBox, flags);
     },
 
     _onAppStateChanged: function(appSys, app) {