jaroslav@428: /**
jaroslav@428:  * Back 2 Browser Bytecode Translator
jaroslav@428:  * Copyright (C) 2012 Jaroslav Tulach <jaroslav.tulach@apidesign.org>
jaroslav@428:  *
jaroslav@428:  * This program is free software: you can redistribute it and/or modify
jaroslav@428:  * it under the terms of the GNU General Public License as published by
jaroslav@428:  * the Free Software Foundation, version 2 of the License.
jaroslav@428:  *
jaroslav@428:  * This program is distributed in the hope that it will be useful,
jaroslav@428:  * but WITHOUT ANY WARRANTY; without even the implied warranty of
jaroslav@428:  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
jaroslav@428:  * GNU General Public License for more details.
jaroslav@428:  *
jaroslav@428:  * You should have received a copy of the GNU General Public License
jaroslav@428:  * along with this program. Look for COPYING file in the top folder.
jaroslav@428:  * If not, see http://opensource.org/licenses/GPL-2.0.
jaroslav@428:  */
jaroslav@428: package org.apidesign.bck2brwsr.htmlpage.api;
jaroslav@428: 
jaroslav@428: import java.io.Closeable;
jaroslav@428: import org.apidesign.bck2brwsr.core.JavaScriptBody;
jaroslav@428: 
jaroslav@428: /**
jaroslav@428:  *
jaroslav@428:  * @author Jaroslav Tulach <jtulach@netbeans.org>
jaroslav@428:  */
jaroslav@428: public class Timer implements Closeable {
jaroslav@428:     private final Object t;
jaroslav@428:     
jaroslav@428:     private Timer(Object t) {
jaroslav@428:         this.t = t;
jaroslav@428:     }
jaroslav@428:     
jaroslav@428:     /** Creates a timer that invokes provided runnable on a fixed interval
jaroslav@428:      * 
jaroslav@428:      * @param r the runnable to execute
jaroslav@428:      * @param time milliseconds to invoke the timer periodically
jaroslav@428:      */
jaroslav@428:     public static Timer create(Runnable r, int time) {
jaroslav@428:         return new Timer(interval(r, time));
jaroslav@428:     }
jaroslav@428:     
jaroslav@428:     @JavaScriptBody(args = { "r", "time" }, body = 
jaroslav@428:         "return window.setInterval(function() { r.run__V(); }, time);"
jaroslav@428:     )
jaroslav@428:     private static native Object interval(Runnable r, int time);
jaroslav@428: 
jaroslav@428:     @JavaScriptBody(args = { "self" }, body = 
jaroslav@428:         "window.clearInterval(self);"
jaroslav@428:     )
jaroslav@428:     private static native void close(Object self);
jaroslav@428:     
jaroslav@428:     /** Cancels this timer.
jaroslav@428:      */
jaroslav@428:     @Override
jaroslav@428:     public void close() {
jaroslav@428:         close(t);
jaroslav@428:     }
jaroslav@428: }