diff --git a/src/main/haxework/gui/GroupView.hx b/src/main/haxework/gui/GroupView.hx
index a803227..e895668 100755
--- a/src/main/haxework/gui/GroupView.hx
+++ b/src/main/haxework/gui/GroupView.hx
@@ -39,6 +39,7 @@ class GroupView extends SpriteView implements IGroupView {
     }
 
     override public function update():Void {
+        super.update();
         layout.place(this, views);
         for (view in views) {
             view.update();
@@ -46,7 +47,6 @@ class GroupView extends SpriteView implements IGroupView {
                 content.setChildIndex(view.content, view.index);
             }
         }
-        super.update();
     }
 
     public function set_views(value:Array<IView<Dynamic>>):Array<IView<Dynamic>> {
diff --git a/src/main/haxework/gui/TextView.hx b/src/main/haxework/gui/TextView.hx
index 6a130af..e780b24 100755
--- a/src/main/haxework/gui/TextView.hx
+++ b/src/main/haxework/gui/TextView.hx
@@ -1,5 +1,7 @@
 package haxework.gui;
 
+import haxework.gui.layout.ILayout;
+import haxework.gui.layout.Layout;
 import flash.text.TextField;
 import flash.text.TextFieldAutoSize;
 import flash.text.TextFormat;
@@ -9,18 +11,11 @@ import haxework.gui.core.VAlign;
 import haxework.text.BitmapTextField;
 import haxework.text.TextUtil;
 
-class TextLayout {
-    public var hAlign(default, default):HAlign = NONE;
-    public var vAlign(default, default):VAlign = NONE;
-
-    public function new() {}
-}
-
 class TextView extends SpriteView implements ITextView {
 
     public var textField(default, null):TextField;
     public var text(get, set):String;
-    public var layout:TextLayout;
+    public var layout:ILayout;
 
     private var _text:String;
     public var align(default, set):TextFormatAlign;
@@ -39,7 +34,7 @@ class TextView extends SpriteView implements ITextView {
 
     public function new() {
         super();
-        layout = new TextLayout();
+        layout = new Layout();
         textField = buildTextField();
         textField.width = 1;
         textField.height = 1;
diff --git a/src/main/haxework/gui/View.hx b/src/main/haxework/gui/View.hx
index a37d57e..ae87c70 100755
--- a/src/main/haxework/gui/View.hx
+++ b/src/main/haxework/gui/View.hx
@@ -60,7 +60,14 @@ class View<C:DisplayObject> implements IView<C> {
         }
     }
 
-    public function update():Void {}
+    public function update():Void {
+        /*for (skin in this.skin) {
+            if (Std.is(skin, ISizeSkin)) {
+                var sizeSkin:ISizeSkin = cast skin;
+                setContentSize(sizeSkin.width, sizeSkin.height, "skin");
+            }
+        }*/
+    }
 
     public function redraw():Void {
         for (skin in this.skin) {
diff --git a/src/main/haxework/gui/ViewUpdater.hx b/src/main/haxework/gui/ViewUpdater.hx
index fa12fce..79db1d8 100644
--- a/src/main/haxework/gui/ViewUpdater.hx
+++ b/src/main/haxework/gui/ViewUpdater.hx
@@ -35,11 +35,14 @@ class ViewUpdater {
         }
     }
 
+    public function isUpdate(view:IView<Dynamic>):Bool {
+        return updateViews.indexOf(view) > -1;
+    }
+
     public function update():Void {
         var repeat = 0;
         while (updateViews.length > 0) {
-            var v = null;
-            v = updateViews.shift();
+            var v = updateViews.shift();
             var count = updateViews.length;
             v.update();
             if (updateViews.length > count) {
@@ -54,8 +57,7 @@ class ViewUpdater {
 
     public function redraw():Void {
         while (redrawViews.length > 0) {
-            var v = null;
-            v = redrawViews.shift();
+            var v = redrawViews.shift();
             v.redraw();
         }
     }
diff --git a/src/main/haxework/gui/frame/FrameSwitcher.hx b/src/main/haxework/gui/frame/FrameSwitcher.hx
index 27c0548..3e06946 100755
--- a/src/main/haxework/gui/frame/FrameSwitcher.hx
+++ b/src/main/haxework/gui/frame/FrameSwitcher.hx
@@ -70,6 +70,7 @@ class FrameSwitcher extends GroupView {
         views = [];
         if (value.length > 0) {
             for (view in value) {
+                view.geometry.size.stretch = true;
                 frames.set(view.id, view);
             }
         }
diff --git a/src/main/haxework/gui/layout/DefaultLayout.hx b/src/main/haxework/gui/layout/DefaultLayout.hx
index 58392cc..d2f9fb2 100755
--- a/src/main/haxework/gui/layout/DefaultLayout.hx
+++ b/src/main/haxework/gui/layout/DefaultLayout.hx
@@ -1,23 +1,12 @@
 package haxework.gui.layout;
 
-import haxework.gui.core.Geometry.Position;
-import haxework.gui.core.Geometry.SizeValue;
+import haxework.gui.core.Geometry;
 import haxework.gui.core.VAlign;
 import haxework.gui.core.HAlign;
 
-class DefaultLayout implements ILayout {
+class DefaultLayout extends Layout {
 
-    public var hAlign(default, default):HAlign;
-    public var vAlign(default, default):VAlign;
-    public var margin(default, default):Float;
-
-    public function new() {
-        hAlign = NONE;
-        vAlign = NONE;
-        margin = 0;
-    }
-
-    public function place(group:IGroupView, views:Array<IView<Dynamic>>):Void {
+    override public function place(group:IGroupView, views:Array<IView<Dynamic>>):Void {
         for (view in views) {
             setViewWidth(group, view);
             setViewHeight(group, view);
diff --git a/src/main/haxework/gui/layout/ILayout.hx b/src/main/haxework/gui/layout/ILayout.hx
index 7b30667..ce4ee00 100755
--- a/src/main/haxework/gui/layout/ILayout.hx
+++ b/src/main/haxework/gui/layout/ILayout.hx
@@ -9,4 +9,8 @@ interface ILayout {
     public var margin(default, default):Float;
 
     public function place(group:IGroupView, views:Array<IView<Dynamic>>):Void;
+
+    public function setAlign(hAlign:HAlign, vAlign:VAlign):ILayout;
+
+    public function setMargin(margin:Float):ILayout;
 }
diff --git a/src/main/haxework/gui/layout/Layout.hx b/src/main/haxework/gui/layout/Layout.hx
new file mode 100644
index 0000000..8f91194
--- /dev/null
+++ b/src/main/haxework/gui/layout/Layout.hx
@@ -0,0 +1,29 @@
+package haxework.gui.layout;
+import haxework.gui.core.VAlign;
+import haxework.gui.core.HAlign;
+
+class Layout implements ILayout {
+
+    public var hAlign(default, default):HAlign;
+    public var vAlign(default, default):VAlign;
+    public var margin(default, default):Float;
+
+    public function new() {
+        hAlign = NONE;
+        vAlign = NONE;
+        margin = 0;
+    }
+
+    public function place(group:IGroupView, views:Array<IView<Dynamic>>):Void {}
+
+    public function setAlign(hAlign:HAlign, vAlign:VAlign):ILayout {
+        this.hAlign = hAlign;
+        this.vAlign = vAlign;
+        return this;
+    }
+
+    public function setMargin(margin:Float):ILayout {
+        this.margin = margin;
+        return this;
+    }
+}
diff --git a/src/main/haxework/gui/skin/LayoutSkin.hx b/src/main/haxework/gui/skin/LayoutSkin.hx
new file mode 100644
index 0000000..a9ac63a
--- /dev/null
+++ b/src/main/haxework/gui/skin/LayoutSkin.hx
@@ -0,0 +1,33 @@
+package haxework.gui.skin;
+
+import haxework.gui.core.HAlign;
+import haxework.gui.core.VAlign;
+import haxework.gui.layout.ILayout;
+
+class LayoutSkin implements ISkin<IGroupView> {
+
+    private var layout(default, default):ILayout;
+
+    public function new(layout:ILayout) {
+        this.layout = layout;
+    }
+
+    public function draw(view:IGroupView):Void {
+        var updated = false;
+        if (layout.margin > 0 && view.layout.margin != layout.margin) {
+            view.layout.margin = layout.margin;
+            updated = true;
+        }
+        if (layout.hAlign != NONE && layout.hAlign != view.geometry.hAlign) {
+            view.layout.hAlign = layout.hAlign;
+            updated = true;
+        }
+        if (layout.vAlign != NONE && layout.vAlign != view.geometry.vAlign) {
+            view.layout.vAlign = layout.vAlign;
+            updated = true;
+        }
+        if (updated) {
+            view.toUpdate();
+        }
+    }
+}
diff --git a/src/main/haxework/gui/skin/Skin.hx b/src/main/haxework/gui/skin/Skin.hx
index 5d80a5e..96a17b4 100644
--- a/src/main/haxework/gui/skin/Skin.hx
+++ b/src/main/haxework/gui/skin/Skin.hx
@@ -1,5 +1,6 @@
 package haxework.gui.skin;
 
+import haxework.gui.layout.ILayout;
 import haxework.gui.core.Geometry;
 import flash.display.BitmapData;
 
@@ -48,4 +49,8 @@ class Skin {
     public static function geometry(geometry:Geometry):GeometrySkin {
         return new GeometrySkin(geometry);
     }
+
+    public static function layout(layout:ILayout):LayoutSkin {
+        return new LayoutSkin(layout);
+    }
 }