lwjgl2-arm64/src/java/org/lwjgl/opengl/MacOSXDisplayPeerInfo.java

/*
 * Copyright (c) 2002-2004 LWJGL Project
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are
 * met:
 *
 * * Redistributions of source code must retain the above copyright
 *   notice, this list of conditions and the following disclaimer.
 *
 * * Redistributions in binary form must reproduce the above copyright
 *   notice, this list of conditions and the following disclaimer in the
 *   documentation and/or other materials provided with the distribution.
 *
 * * Neither the name of 'LWJGL' nor the names of
 *   its contributors may be used to endorse or promote products derived
 *   from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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 */
package org.lwjgl.opengl;

import java.awt.Canvas;

import org.lwjgl.LWJGLException;

/**
 * $Id$
 *
 * @author elias_naur <elias_naur@users.sourceforge.net>
 * @version $Revision$
 */
final class MacOSXDisplayPeerInfo extends MacOSXCanvasPeerInfo {
	private boolean locked = false;

	public MacOSXDisplayPeerInfo(PixelFormat pixel_format) throws LWJGLException {
		super(pixel_format);
	}

	protected void doLockAndInitHandle() throws LWJGLException {
		if (locked)
			throw new RuntimeException("Already locked");
		MacOSXFrame frame = ((MacOSXDisplay)Display.getImplementation()).getFrame();
		if (frame != null) {
			Canvas gl_canvas = frame.getCanvas();
			initHandle(gl_canvas);
			locked = true;
		}
	}

	protected void doUnlock() throws LWJGLException {
		if (locked) {
			super.doUnlock();
			locked = false;
		}
	}
}