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/*

  @test

  @bug 7154177

  @summary An invisible owner frame should never become visible

  @author anthony.petrov@oracle.com: area=awt.toplevel

  @library ../../regtesthelpers

  @build Util

  @run main InvisibleOwner

*/

import java.awt.*;

import java.awt.event.*;

import java.util.*;

import test.java.awt.regtesthelpers.Util;

public class InvisibleOwner {

    private static volatile boolean invisibleOwnerClicked = false;

    private static volatile boolean backgroundClicked = false;

    private static final int F_X = 40, F_Y = 40, F_W = 200, F_H = 200;

    public static void main(String[] args) throws AWTException {

        // A background frame to compare a pixel color against

        Frame helperFrame = new Frame("Background frame");

        helperFrame.setBackground(Color.BLUE);

        helperFrame.setBounds(F_X - 10, F_Y - 10, F_W + 20, F_H + 20);

        helperFrame.addMouseListener(new MouseAdapter() {

            @Override

            public void mouseClicked(MouseEvent ev) {

                backgroundClicked= true;

            }

        });

        helperFrame.setVisible(true);

        // An owner frame that should stay invisible

        Frame frame = new Frame("Invisible Frame");

        frame.setBackground(Color.GREEN);

        frame.setLocation(F_X, F_Y);

        frame.setSize(F_W, F_H);

        frame.addMouseListener(new MouseAdapter() {

            @Override

            public void mouseClicked(MouseEvent ev) {

                invisibleOwnerClicked = true;

            }

        });

        // An owned window

        final Window window = new Window(frame);

        window.setBackground(Color.RED);

        window.setSize(200, 200);

        window.setLocation(300, 300);

        window.setVisible(true);

        try { Thread.sleep(1000); } catch (Exception ex) {}

        Robot robot = new Robot();

        // Clicking the owned window shouldn't make its owner visible

        Util.clickOnComp(window, robot);

        try { Thread.sleep(500); } catch (Exception ex) {}

        // Assume the location and size are applied to the frame as expected.

        // This should work fine on the Mac. We can't call getLocationOnScreen()

        // since from Java perspective the frame is invisible anyway.

        // 1. Check the color at the center of the owner frame

        Color c = robot.getPixelColor(F_X + F_W / 2, F_Y + F_H / 2);

        System.err.println("Pixel color: " + c);

        if (c == null) {

            throw new RuntimeException("Robot.getPixelColor() failed");

        }

        if (c.equals(frame.getBackground())) {

            throw new RuntimeException("The invisible frame has become visible");

        }

        if (!c.equals(helperFrame.getBackground())) {

            throw new RuntimeException("The background helper frame has been covered by something unexpected");

        }

        // 2. Try to click it

        robot.mouseMove(F_X + F_W / 2, F_Y + F_H / 2);

        robot.mousePress(InputEvent.BUTTON1_MASK);

        robot.mouseRelease(InputEvent.BUTTON1_MASK);

        try { Thread.sleep(500); } catch (Exception ex) {}

        // Cleanup

        window.dispose();

        frame.dispose();

        helperFrame.dispose();

        // Final checks

        if (invisibleOwnerClicked) {

            throw new RuntimeException("An invisible owner frame got clicked. Looks like it became visible.");

        }

        if (!backgroundClicked) {

            throw new RuntimeException("The background helper frame hasn't been clciked");

        }

    }

}