Synchronizing two TextField objects
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package { import flash.display.*; import flash.events.*; import flash.text.*;
public class Main extends Sprite { private static const defaultTitle:String ="[No selection]"; private static const defaultPhotoName:String ="Enter Here";
private var title:TextField = new TextField( ); private var photoname:TextField = new TextField( );
public function Main ( ) { title.text = defaultTitle; title.width = 350; title.height = 25; title.border = true; title.background = true; title.selectable = false; addChild(title);
photoname.text = defaultPhotoName; photoname.width = 150; photoname.height = 30; photoname.x = 100; photoname.y = 150; photoname.border = true; photoname.background = true; photoname.type = TextFieldType.INPUT addChild(photoname);
photoname.addEventListener(Event.CHANGE, changeListener);
photoname.addEventListener(FocusEvent.FOCUS_IN, photoFocusInListener); photoname.addEventListener(FocusEvent.FOCUS_OUT, photoFocusOutListener);
stage.addEventListener(FocusEvent.FOCUS_OUT, panelFocusOutListener); }
private function changeListener (e:Event):void { if (photoname.text.length == 0) { title.text = "Unnamed Photo]"; } else { title.text = "[" + photoname.text + "]"; } }
private function photoFocusInListener (e:FocusEvent):void { if (photoname.text == defaultPhotoName) { photoname.text = ""; title.text = "Photo Viewer [Unnamed Photo]"; } else { title.text = "Photo Viewer [" + photoname.text + "]"; } }
private function photoFocusOutListener (e:FocusEvent):void { if (photoname.text.length == 0) { photoname.text = defaultPhotoName; } }
private function panelFocusOutListener (e:FocusEvent):void { if (e.relatedObject == null) { title.text = defaultTitle; } } } }
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