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/*******************************************************************************
* Copyright 2011 See AUTHORS file.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
******************************************************************************/
package com.badlogic.gdx.backends.lwjgl;
import com.badlogic.gdx.ApplicationListener;
import java.awt.Dimension;
import javax.swing.JFrame;
/** Wraps an {@link LwjglAWTCanvas} in a resizable {@link JFrame}. */
public class LwjglAWTFrame extends JFrame {
final LwjglAWTCanvas lwjglAWTCanvas;
private Thread shutdownHook;
public LwjglAWTFrame (ApplicationListener listener, String title, int width, int height) {
super(title);
lwjglAWTCanvas = new LwjglAWTCanvas(listener) {
protected void stopped () {
LwjglAWTFrame.this.dispose();
}
protected void setTitle (String title) {
LwjglAWTFrame.this.setTitle(title);
}
protected void setDisplayMode (int width, int height) {
LwjglAWTFrame.this.getContentPane().setPreferredSize(new Dimension(width, height));
LwjglAWTFrame.this.getContentPane().invalidate();
LwjglAWTFrame.this.pack();
LwjglAWTFrame.this.setLocationRelativeTo(null);
updateSize(width, height);
}
protected void resize (int width, int height) {
updateSize(width, height);
}
protected void start () {
LwjglAWTFrame.this.start();
}
};
getContentPane().add(lwjglAWTCanvas.getCanvas());
setHaltOnShutdown(true);
setDefaultCloseOperation(EXIT_ON_CLOSE);
getContentPane().setPreferredSize(new Dimension(width, height));
initialize();
pack();
setLocationRelativeTo(null);
setVisible(true);
lwjglAWTCanvas.getCanvas().requestFocus();
}
/** When true, Runtime.getRuntime().halt(0);
is used when the JVM shuts down. This prevents Swing shutdown hooks
* from causing a deadlock and keeping the JVM alive indefinitely. Default is true. */
public void setHaltOnShutdown (boolean halt) {
if (halt) {
if (shutdownHook != null) return;
shutdownHook = new Thread() {
public void run () {
Runtime.getRuntime().halt(0); // Because fuck you, deadlock causing Swing shutdown hooks.
}
};
Runtime.getRuntime().addShutdownHook(shutdownHook);
} else if (shutdownHook != null) {
Runtime.getRuntime().removeShutdownHook(shutdownHook);
shutdownHook = null;
}
}
/** Called before the JFrame is shown. */
protected void initialize () {
}
/** Called after {@link ApplicationListener} create and resize, but before the game loop iteration. */
protected void start () {
}
/** Called when the canvas size changes. */
public void updateSize (int width, int height) {
}
public LwjglAWTCanvas getLwjglAWTCanvas () {
return lwjglAWTCanvas;
}
}
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