154 lines
4.2 KiB
ActionScript
Executable File
154 lines
4.2 KiB
ActionScript
Executable File
/*
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Copyright (c) 2009 Yahoo! Inc. All rights reserved.
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The copyrights embodied in the content of this file are licensed under the BSD (revised) open source license
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*/
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package com.yahoo.astra.fl.controls.containerClasses
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{
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import fl.controls.Button;
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import flash.text.TextFieldAutoSize;
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import fl.events.ComponentEvent;
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import fl.core.UIComponent;
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import flash.text.TextFormat;
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import fl.core.InvalidationType;
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import flash.display.DisplayObject;
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import com.yahoo.astra.fl.utils.UIComponentUtil;
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import com.yahoo.astra.utils.InstanceFactory;
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//--------------------------------------
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// Class description
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//--------------------------------------
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/**
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* AutoSizeButton extends Button and create a button that sizes itself based on the
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* size of its label and fires a change event when the button is resized.
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*
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* @see fl.controls.Button
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*
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*
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* @langversion 3.0
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* @playerversion Flash 9.0.28.0
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*/
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public class AutoSizeButton extends Button
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{
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//--------------------------------------
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// Constructor
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//--------------------------------------
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/**
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* Constructor
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*/
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public function AutoSizeButton()
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{
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super();
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}
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//--------------------------------------
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// Properties
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//--------------------------------------
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/**
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* @private
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*/
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private static var defaultStyles:Object =
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{
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focusRectPadding: 1,
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icon: null,
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upSkin: "Button_upSkin",
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downSkin: "Button_downSkin",
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overSkin: "Button_overSkin",
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disabledSkin: "Button_disabledSkin",
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selectedUpSkin: "Button_selectedUpSkin",
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selectedDownSkin: "Button_selectedUpSkin",
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selectedOverSkin: "Button_selectedUpSkin",
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selectedDisabledSkin: "Button_selectedDisabledSkin",
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focusRectSkin: "focusRectSkin",
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textPadding: 10,
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verticalTextPadding: 2,
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textFormat:null,
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disabledTextFormat:null,
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embedFonts:false
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};
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/**
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* @private (setter)
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* This component will resize based on the size of its label.
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*/
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override public function set label(value:String):void
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{
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this._label = value;
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}
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//--------------------------------------
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// Public Methods
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//--------------------------------------
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/**
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* @copy fl.core.UIComponent#getStyleDefinition()
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*
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* @includeExample ../core/examples/UIComponent.getStyleDefinition.1.as -noswf
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*
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* @see fl.core.UIComponent#getStyle()
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* @see fl.core.UIComponent#setStyle()
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* @see fl.managers.StyleManager
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*
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* @langversion 3.0
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* @playerversion Flash 9.0.28.0
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*/
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public static function getStyleDefinition():Object
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{
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return defaultStyles;
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}
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//--------------------------------------
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// Protected Methods
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//--------------------------------------
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/**
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* @private (protected)
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*/
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//We're going to resize based on the size of the label, rather than the avatar
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override protected function configUI():void
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{
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super.configUI();
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this.textField.autoSize = TextFieldAutoSize.LEFT;
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this.setStyle("focusRectPadding", getStyleDefinition().focusRectPadding);
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}
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/**
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* @private (protected)
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*/
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override protected function draw():void
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{
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if(this.textField.text != this._label)
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{
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this.textField.text = this._label;
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this.width = this.textField.width + (this.getStyleValue("textPadding") as Number) * 2;
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this.dispatchEvent(new ComponentEvent(ComponentEvent.LABEL_CHANGE));
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}
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super.draw();
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this.drawFocus(isFocused);
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}
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/**
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* @copy fl.core.UIComponent#setStyle
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* @langversion 3.0
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* @playerversion Flash 9.0.28.0
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*/
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override public function setStyle(style:String, value:Object):void {
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//Use strict equality so we can set a style to null ... so if the instanceStyles[style] == undefined, null is still set.
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//We also need to work around the specific use case of TextFormats
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if (instanceStyles[style] === value && !(value is TextFormat)) { return; }
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if(value is InstanceFactory)
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{
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instanceStyles[style] = UIComponentUtil.getDisplayObjectInstance(this, (value as InstanceFactory).createInstance());
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}
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else
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{
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instanceStyles[style] = value;
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}
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invalidate(InvalidationType.STYLES);
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}
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}
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} |