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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

 *

 * This code is free software; you can redistribute it and/or modify it

 * under the terms of the GNU General Public License version 2 only, as

 * published by the Free Software Foundation.

 *

 * This code is distributed in the hope that it will be useful, but WITHOUT

 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or

 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License

 * version 2 for more details (a copy is included in the LICENSE file that

 * accompanied this code).

 *

 * You should have received a copy of the GNU General Public License version

 * 2 along with this work; if not, write to the Free Software Foundation,

 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

 *

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 */

/* @test

   @bug 6989617

   @summary Enable JComponent to control repaintings of its children

   @author Alexander Potochkin

   @run main bug6989617

*/

import sun.awt.SunToolkit;

import javax.swing.*;

import java.awt.*;

public class bug6989617 {

    private static MyPanel panel;

    private static JButton button;

    public static void main(String... args) throws Exception {

        SunToolkit toolkit = (SunToolkit) Toolkit.getDefaultToolkit();

        SwingUtilities.invokeAndWait(new Runnable() {

            public void run() {

                JFrame frame = new JFrame();

                frame. setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

                panel = new MyPanel();

                button = new JButton("Hello");

                panel.add(button);

                frame.add(panel);

                frame.setSize(200, 300);

                frame.setVisible(true);

            }

        });

        // Testing the panel as a painting origin,

        // the panel.paintImmediately() must be triggered

        // when button.repaint() is called

        toolkit.realSync();

        SwingUtilities.invokeAndWait(new Runnable() {

            public void run() {

                button.repaint();

            }

        });

        toolkit.realSync();

        SwingUtilities.invokeAndWait(new Runnable() {

            public void run() {

                Rectangle pr = panel.getPaintRectangle();

                if (!pr.getSize().equals(button.getSize())) {

                    throw new RuntimeException("wrong size of the dirty area");

                }

                if (!pr.getLocation().equals(button.getLocation())) {

                    throw new RuntimeException("wrong location of the dirty area");

                }

            }

        });

        // Testing the panel as NOT a painting origin

        // the panel.paintImmediately() must NOT be triggered

        // when button.repaint() is called

        toolkit.realSync();

        SwingUtilities.invokeAndWait(new Runnable() {

            public void run() {

                panel.resetPaintRectangle();

                panel.setPaintingOrigin(false);

                if (panel.getPaintRectangle() != null) {

                    throw new RuntimeException("paint rectangle is not null");

                }

                button.repaint();

            }

        });

        toolkit.realSync();

        SwingUtilities.invokeAndWait(new Runnable() {

            public void run() {

                if(panel.getPaintRectangle() != null) {

                    throw new RuntimeException("paint rectangle is not null");

                }

                System.out.println("Test passed...");

            }

        });

    }

    static class MyPanel extends JPanel {

        private boolean isPaintingOrigin = true;

        private Rectangle paintRectangle;

        {

            setLayout(new GridBagLayout());

        }

        public boolean isPaintingOrigin() {

            return isPaintingOrigin;

        }

        public void setPaintingOrigin(boolean paintingOrigin) {

            isPaintingOrigin = paintingOrigin;

        }

        public void paintImmediately(int x, int y, int w, int h) {

            super.paintImmediately(x, y, w, h);

            paintRectangle = new Rectangle(x, y, w, h);

        }

        public Rectangle getPaintRectangle() {

            return paintRectangle == null? null: new Rectangle(paintRectangle);

        }

        public void resetPaintRectangle() {

            this.paintRectangle = null;

        }

    }

}