| //////////////////////////////////////////////////////////////////////////////// |
| // |
| // Licensed to the Apache Software Foundation (ASF) under one or more |
| // contributor license agreements. See the NOTICE file distributed with |
| // this work for additional information regarding copyright ownership. |
| // The ASF licenses this file to You under the Apache License, Version 2.0 |
| // (the "License"); you may not use this file except in compliance with |
| // the License. You may obtain a copy of the License at |
| // |
| // http://www.apache.org/licenses/LICENSE-2.0 |
| // |
| // Unless required by applicable law or agreed to in writing, software |
| // distributed under the License is distributed on an "AS IS" BASIS, |
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| // See the License for the specific language governing permissions and |
| // limitations under the License. |
| // |
| //////////////////////////////////////////////////////////////////////////////// |
| |
| package skins |
| { |
| import mx.core.FlexGlobals; |
| |
| import spark.components.ButtonBar; |
| import spark.components.Group; |
| import spark.components.Scroller; |
| import spark.components.TabbedViewNavigator; |
| import spark.components.TabbedViewNavigatorApplication; |
| import spark.components.supportClasses.ButtonBarBase; |
| import spark.skins.mobile.supportClasses.MobileSkin; |
| |
| /** |
| * The ActionScript-based skin used for TabbedViewNavigator components. |
| * |
| * @langversion 3.0 |
| * @playerversion AIR 2.5 |
| * @productversion Flex 4.5 |
| * |
| */ |
| public class TabbedViewNavigatorSkin extends MobileSkin |
| { |
| //-------------------------------------------------------------------------- |
| // |
| // Constructor |
| // |
| //-------------------------------------------------------------------------- |
| /** |
| * Constructor. |
| * |
| * @langversion 3.0 |
| * @playerversion AIR 2.5 |
| * @productversion Flex 4.5 |
| * |
| */ |
| public function TabbedViewNavigatorSkin() |
| { |
| super(); |
| } |
| |
| //-------------------------------------------------------------------------- |
| // |
| // Variables |
| // |
| //-------------------------------------------------------------------------- |
| /** |
| * @copy spark.skins.spark.ApplicationSkin#hostComponent |
| */ |
| public var hostComponent:TabbedViewNavigator; |
| |
| //-------------------------------------------------------------------------- |
| // |
| // Properties |
| // |
| //-------------------------------------------------------------------------- |
| |
| /** |
| * @copy spark.components.SkinnableContainer#contentGroup |
| */ |
| public var contentGroup:Group; |
| |
| /** |
| * @copy spark.components.TabbedViewNavigator#tabBar |
| */ |
| public var tabBar:ButtonBarBase; |
| |
| //-------------------------------------------------------------------------- |
| // |
| // Methods |
| // |
| //-------------------------------------------------------------------------- |
| |
| private var _isOverlay:Boolean; |
| |
| /** |
| * @private |
| */ |
| override protected function createChildren():void |
| { |
| if (!contentGroup) |
| { |
| contentGroup = new Group(); |
| contentGroup.id = "contentGroup"; |
| addChild(contentGroup); |
| } |
| |
| if (!tabBar) |
| { |
| tabBar = new ButtonBar(); |
| tabBar.id = "tabBar"; |
| tabBar.requireSelection = true; |
| this.addChild(tabBar); |
| |
| } |
| } |
| |
| /** |
| * @private |
| */ |
| override protected function commitCurrentState():void |
| { |
| super.commitCurrentState(); |
| |
| _isOverlay = (currentState.indexOf("Overlay") >= 1); |
| |
| // Force a layout pass on the components |
| invalidateProperties(); |
| invalidateSize(); |
| invalidateDisplayList(); |
| } |
| |
| /** |
| * @private |
| */ |
| override protected function measure():void |
| { |
| super.measure(); |
| |
| measuredWidth = Math.max(tabBar.getPreferredBoundsWidth(), |
| contentGroup.getPreferredBoundsWidth()); |
| |
| if (currentState == "portraitAndOverlay" || currentState == "landscapeAndOverlay") |
| { |
| measuredHeight = Math.max(tabBar.getPreferredBoundsHeight(), |
| contentGroup.getPreferredBoundsHeight()); |
| } |
| else |
| { |
| measuredHeight = tabBar.getPreferredBoundsHeight() + |
| contentGroup.getPreferredBoundsHeight(); |
| } |
| } |
| |
| /** |
| * @private |
| */ |
| override protected function layoutContents(unscaledWidth:Number, unscaledHeight:Number):void |
| { |
| super.layoutContents(unscaledWidth, unscaledHeight); |
| |
| var tabBarHeight:Number = 0; |
| |
| if (tabBar.includeInLayout) |
| { |
| trace("INcludetab bar " + " setting pos to " + (unscaledHeight - tabBarHeight)); |
| tabBarHeight = Math.min(tabBar.getPreferredBoundsHeight(), unscaledHeight); |
| tabBar.setLayoutBoundsSize(unscaledWidth, tabBarHeight); |
| //tabBar.setLayoutBoundsPosition(0, unscaledHeight - tabBarHeight); |
| tabBar.setLayoutBoundsPosition(0,0 ); |
| tabBarHeight = tabBar.getLayoutBoundsHeight(); |
| |
| // backgroundAlpha is not a declared style on ButtonBar |
| // TabbedViewNavigatorButtonBarSkin implements for overlay support |
| var backgroundAlpha:Number = (_isOverlay) ? 0.75 : 1; |
| tabBar.setStyle("backgroundAlpha", backgroundAlpha); |
| } |
| |
| if (contentGroup.includeInLayout) |
| { |
| trace("INclude content group - height " + Math.max(unscaledHeight - tabBarHeight, 0)); |
| var contentGroupHeight:Number = (_isOverlay) ? unscaledHeight : Math.max(unscaledHeight - tabBarHeight, 0); |
| contentGroup.setLayoutBoundsSize(unscaledWidth, contentGroupHeight); |
| //contentGroup.setLayoutBoundsPosition(0, 0); |
| trace("Tab bar height " + tabBarHeight); |
| contentGroup.setLayoutBoundsPosition(0, tabBarHeight); |
| } |
| } |
| } |
| } |