Michael Bayne
46248c0354
definitely have headers. git-svn-id: svn+ssh://src.earth.threerings.net/nenya/trunk@261 ed5b42cb-e716-0410-a449-f6a68f950b19
78 lines
2.3 KiB
ActionScript
78 lines
2.3 KiB
ActionScript
//
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// $Id$
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//
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// Nenya library - tools for developing networked games
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// Copyright (C) 2002-2007 Three Rings Design, Inc., All Rights Reserved
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// http://www.threerings.net/code/nenya/
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//
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// This library is free software; you can redistribute it and/or modify it
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// under the terms of the GNU Lesser General Public License as published
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// by the Free Software Foundation; either version 2.1 of the License, or
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// (at your option) any later version.
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//
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// This library is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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// Lesser General Public License for more details.
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//
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// You should have received a copy of the GNU Lesser General Public
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// License along with this library; if not, write to the Free Software
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// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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package com.threerings.flash {
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import flash.events.TimerEvent;
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import flash.text.TextField;
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import flash.utils.Timer;
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/**
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* A simple TextField with a method for setting text that will auto-clear.
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*/
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public class ClearingTextField extends TextField
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{
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public function ClearingTextField ()
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{
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_timer = new Timer(1, 1);
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_timer.addEventListener(TimerEvent.TIMER, handleTimer);
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}
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/**
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* Set text that will not auto-clear.
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*/
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override public function set text (str :String) :void
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{
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setText(str, 0);
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}
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/**
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* Set the specified text on this TextField, and clear the text
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* after the specified delay. If more text is set prior to the
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* delay elapsing, the clear is pushed back to that text's delay, if any.
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*/
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public function setText (str :String, secondsToClear :Number = 5) :void
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{
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super.text = str;
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_timer.reset(); // stop any running timer
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// maybe start a new countdown
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if (secondsToClear > 0) {
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_timer.delay = secondsToClear * 1000;
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_timer.start();
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}
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}
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protected function handleTimer (event :TimerEvent) :void
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{
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super.text = "";
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// this should be the fragglin' default, and not updating
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// should be the fragglin' exception. GAWD!
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event.updateAfterEvent();
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}
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protected var _timer :Timer;
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}
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}
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