flashcomponent.js

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/*
 * Ext JS Library 3.0 Pre-alpha
 * Copyright(c) 2006-2008, Ext JS, LLC.
 * [e-mail]
 * 
 * http://extjs.com/license
 */

/**
 * @class Ext.FlashComponent
 * @extends Ext.BoxComponent
 * @constructor
 * @xtype flash
 */
Ext.FlashComponent = Ext.extend(Ext.BoxComponent, {
    flashVersion : '9.0.45',
    backgroundColor: '#ffffff',
    wmode: 'opaque',
    url: undefined,
    swfId : undefined,
    swfWidth: '100%',
    swfHeight: '100%',
    expressInstall: false,
    
    initComponent : function(){
        Ext.FlashComponent.superclass.initComponent.call(this);

        this.addEvents('initialize');
    },

    onRender : function(){
        Ext.FlashComponent.superclass.onRender.apply(this, arguments);

        var swfId = this.getSwfId();
        var swf = new deconcept.SWFObject(this.url, swfId, this.swfWidth, this.swfHeight, this.flashVersion, this.backgroundColor);
		if(this.expressInstall){
			swf.useExpressInstall(this.expressInstall);
		}

        // params
        swf.addParam("allowScriptAccess", "always");
		if(this.wmode !== undefined){
			swf.addParam("wmode", this.wmode);
		}

		swf.addVariable("allowedDomain", document.location.hostname);
		swf.addVariable("elementID", this.getId());

		// set the name of the function to call when the swf has an event
		swf.addVariable("eventHandler", "Ext.FlashEventProxy.onEvent");

        var r = swf.write(this.el.dom);
        if(r){
			this.swf = Ext.getDom(swfId);
		}
    },

    getSwfId : function(){
        return this.swfId || (this.swfId = "extswf" + (++Ext.Component.AUTO_ID));
    },

    getId : function(){
        return this.id || (this.id = "extflashcmp" + (++Ext.Component.AUTO_ID));
    },

    onFlashEvent : function(e){
        switch(e.type){
			case "swfReady":
   				this.initSwf();
				return;
			case "log":
                return;
		}
        e.component = this;
        this.fireEvent(e.type.toLowerCase().replace(/event$/, ''), e);
    },

    initSwf : function(){
        this.onSwfReady(!!this.isInitialized);
        this.isInitialized = true;
        this.fireEvent('initialize', this);
    },
    
    beforeDestroy: function(){
        if(Ext.isIE && this.rendered){
            var el = this.el.child('object');
            if(el){
                el = el.dom;
                for (var prop in el){
                    if(Ext.isFunction(el[prop])){
                        el[prop] = Ext.emptyFn;
                    }
                }
            }
        }
        Ext.FlashComponent.superclass.beforeDestroy.call(this);
    },

    onSwfReady : Ext.emptyFn
});

Ext.reg('flash', Ext.FlashComponent);