Load and unload a module by using the Button controls : ModuleLoader « Development « Flex






Load and unload a module by using the Button controls

Load and unload a module by using the Button controls
           

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<!-- modules/ErrorEventHandler.mxml -->
<s:Application xmlns:fx="http://ns.adobe.com/mxml/2009"
    xmlns:s="library://ns.adobe.com/flex/spark"
    xmlns:mx="library://ns.adobe.com/flex/mx">
    <s:layout>
        <s:VerticalLayout />
    </s:layout>
    <fx:Script>
         
        import mx.events.ModuleEvent; 
        import mx.modules.*; 
        import mx.controls.Alert; 
        private function errorHandler(e:ModuleEvent):void {
            Alert.show("There was an error loading the module." + " Please contact the Help Desk."); 
            trace(e.errorText); 
        } 
        public function createModule():void { 
            if (chartModuleLoader.url == ti1.text) { 
                /* If they are the same, call loadModule. */ 
                chartModuleLoader.loadModule(); 
            } else { 
                /* If they are not the same, then change the url, 
                which triggers a call to the loadModule() method. */ 
                chartModuleLoader.url = "assets/" + ti1.text; 
            } 
        } 
        public function removeModule():void { 
            chartModuleLoader.unloadModule(); 
        } 
      
    </fx:Script>
    <mx:Panel title="Module Example" height="90%" width="90%" paddingTop="10"
        paddingLeft="10" paddingRight="10" paddingBottom="10">
        <s:HGroup>
            <s:Label text="URL:" />
            <s:TextInput width="200" id="ti1" text="ColumnChartModule.swf" />
            <s:Button label="Load" click="createModule()" />
            <s:Button label="Unload" click="removeModule()" />
        </s:HGroup>
        <mx:ModuleLoader id="chartModuleLoader" error="errorHandler(event)" />
    </mx:Panel>
</s:Application>

   
    
    
    
    
    
    
    
    
    
    
  








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