TranslucencyThrowsExceptionWhenFullScreen.java

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 * version 2 for more details (a copy is included in the LICENSE file that
 * accompanied this code).
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 * 2 along with this work; if not, write to the Free Software Foundation,
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/*
  @test
  @bug 6838089
  @summary Translucent windows should throw exception in FS mode
  @author [email protected]: area=awt-multiscreen
  @run main TranslucencyThrowsExceptionWhenFullScreen
*/

import java.awt.*;
import java.lang.reflect.InvocationTargetException;

public class TranslucencyThrowsExceptionWhenFullScreen
{
    public static void main(String[] args)
        throws InvocationTargetException, InterruptedException
    {
        EventQueue.invokeAndWait(
            new Runnable(){
                public void run() {
                    Frame frame = new Frame();
                    frame.setBounds(100,100,100,100);
                    frame.setVisible(true);

                    GraphicsEnvironment ge = GraphicsEnvironment.getLocalGraphicsEnvironment();
                    GraphicsDevice[] devices = ge.getScreenDevices();
                    for (GraphicsDevice device : devices) {
                        testGraphicsDevice(device, frame);
                    }

                    frame.dispose();
                }
            }
        );
    }

    private static void testGraphicsDevice(GraphicsDevice device, Frame frame) {
        device.setFullScreenWindow(frame);
        try {
            frame.setOpacity(0.5f);
            throw new RuntimeException("Test fails, there's no exception for device="+device);
        } catch(IllegalComponentStateException e) {
            device.setFullScreenWindow(null);
        }
    }
}