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 * Copyright (c) 2007, 2018, Oracle and/or its affiliates. All rights reserved.
 * 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.
 *
 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
 * or visit www.oracle.com if you need additional information or have any
 * questions.
 */

/*
  @test
  @key headful
  @bug       6187066
  @summary   Tests the Window.autoRequestFocus property for the Window.setVisible() method.
  @author    anton.tarasov: area=awt.focus
  @library    ../../regtesthelpers
  @build      Util
  @run       main AutoRequestFocusSetVisibleTest
*/

import java.awt.*;
import java.awt.event.*;
import java.applet.Applet;
import java.util.concurrent.atomic.AtomicBoolean;
import java.lang.reflect.InvocationTargetException;
import test.java.awt.regtesthelpers.Util;

public class AutoRequestFocusSetVisibleTest extends Applet {
    static Frame focusedFrame;
    static Button focusOwner;
    static Frame frame;
    static Button frameButton;
    static Frame frame2;
    static Button frameButton2;
    static Window window;
    static Button winButton;
    static Window ownedWindow;
    static Button ownWinButton;
    static Dialog ownedDialog;
    static Button ownDlgButton;
    static Dialog dialog;
    static Button dlgButton;

    static String toolkitClassName;
    static Robot robot = Util.createRobot();

    public static void main(String[] args) {
        AutoRequestFocusSetVisibleTest app = new AutoRequestFocusSetVisibleTest();
        app.init();
        app.start();
    }

    public void init() {
        // Create instructions for the user here, as well as set up
        // the environment -- set the layout manager, add buttons,
        // etc.
        this.setLayout (new BorderLayout ());
        toolkitClassName = Toolkit.getDefaultToolkit().getClass().getName();
    }

    void recreateGUI() {
        if (focusedFrame != null) {
            focusedFrame.dispose();
            frame.dispose();
            frame2.dispose();
            window.dispose();
            ownedWindow.dispose();
            ownedDialog.dispose();
            dialog.dispose();
        }

        focusedFrame = new Frame("Base Frame");
        focusOwner = new Button("button");

        frame = new Frame("Test Frame");
        frameButton = new Button("button");

        frame2 = new Frame("Test Frame");
        frameButton2 = new Button("button");

        window = new Window(focusedFrame);
        winButton = new Button("button");

        ownedWindow = new Window(frame) {
                /*
                 * When 'frame' is shown along with the 'ownedWindow'
                 * (i.e. showWithParent==true) then it can appear
                 * that the 'ownedWindow' is shown too early and
                 * it can't be focused due to its owner can't be
                 * yet activated. So, to avoid this race, we pospone
                 * a little the showing of the 'ownedWindow'.
                 */
                public void show() {
                    robot.delay(100);
                    super.show();
                }
            };
        ownWinButton = new Button("button");

        ownedDialog = new Dialog(frame2);
        ownDlgButton = new Button("button");

        dialog = new Dialog(focusedFrame, "Test Dialog");
        dlgButton = new Button("button");

        focusedFrame.add(focusOwner);
        focusedFrame.setBounds(100, 100, 300, 300);

        frame.setBounds(140, 140, 220, 220);
        frame.add(frameButton);

        frame2.setBounds(140, 140, 220, 220);
        frame2.add(frameButton2);

        window.setBounds(140, 140, 220, 220);
        window.add(winButton);

        ownedWindow.setBounds(180, 180, 140, 140);
        ownedWindow.add(ownWinButton);

        ownedDialog.setBounds(180, 180, 140, 140);
        ownedDialog.add(ownDlgButton);

        dialog.setBounds(140, 140, 220, 220);
        dialog.add(dlgButton);
    }

    public void start() {

        ///////////////////////////////////////////////////////
        // 1. Show Frame with owned modal Dialog without delay.
        //    Check that the Dialog takes focus.
        ///////////////////////////////////////////////////////

        recreateGUI();

        System.out.println("Stage 1 in progress...");

        dialog.setModal(true);
        dialog.setAutoRequestFocus(false);
        setVisible(focusedFrame, true);

        TestHelper.invokeLaterAndWait(new Runnable() {
                public void run() {
                    dialog.setVisible(true);
                }
            }, robot);

        if (focusOwner.hasFocus()) {
            throw new TestFailedException("the modal dialog must gain focus but it didn't!");
        }
        setVisible(dialog, false);

        //////////////////////////////////////////////////
        // 2. Show Frame, activate, auto hide, auto show.
        //    Check that the Frame takes focus.
        //////////////////////////////////////////////////

        recreateGUI();

        System.out.println("Stage 2 in progress...");

        setVisible(focusedFrame, false);

        focusedFrame.setAutoRequestFocus(false);
        setVisible(focusedFrame, true);

        Util.clickOnTitle(focusedFrame, robot);
        Util.waitForIdle(robot);

        if (!focusedFrame.isFocused()) {
            throw new Error("Test error: the frame couldn't be focused.");
        }

        focusedFrame.setExtendedState(Frame.ICONIFIED);
        Util.waitForIdle(robot);
        focusedFrame.setExtendedState(Frame.NORMAL);
        Util.waitForIdle(robot);

        if (!focusedFrame.isFocused()) {
            throw new TestFailedException("the restored frame must gain focus but it didn't!");
        }


        ////////////////////////
        // 3.1 Show Frame normal.
        ////////////////////////

        recreateGUI();

        test("Stage 3.1 in progress...", frame, frameButton);


        // 3.2. Show Frame maximized both.
        /////////////////////////////////

        if (!Toolkit.getDefaultToolkit().isFrameStateSupported(Frame.MAXIMIZED_BOTH)) {
            System.out.println("Stage 3.2: Frame.MAXIMIZED_BOTH not supported. Skipping.");
        } else {
            frame.setExtendedState(Frame.MAXIMIZED_BOTH);

            test("Stage 3.2 in progress...", frame, frameButton);
        }


        // 3.3. Show Frame maximized vertically.
        ///////////////////////////////////////

        if (!Toolkit.getDefaultToolkit().isFrameStateSupported(Frame.MAXIMIZED_VERT)) {
            System.out.println("Stage 3.3: Frame.MAXIMIZED_VERT not supported. Skipping.");
        } else {
            frame.setExtendedState(Frame.MAXIMIZED_VERT);

            test("Stage 3.3 in progress...", frame, frameButton);
        }


        // 3.4. Show Frame maximized horizontally.
        /////////////////////////////////////////

        if (!Toolkit.getDefaultToolkit().isFrameStateSupported(Frame.MAXIMIZED_HORIZ)) {
            System.out.println("Stage 3.4: Frame.MAXIMIZED_HORIZ not supported. Skipping.");
        } else {
            frame.setExtendedState(Frame.MAXIMIZED_HORIZ);

            test("Stage 3.4 in progress...", frame, frameButton);
        }


        // 3.5. Show Frame iconified.
        ////////////////////////////

        if (!Toolkit.getDefaultToolkit().isFrameStateSupported(Frame.ICONIFIED)) {
            System.out.println("Stage 3.5: Frame.ICONIFIED not supported. Skipping.");
        } else {
            frame.setExtendedState(Frame.ICONIFIED);

            test("Stage 3.5 in progress...", frame, frameButton);
        }


        ///////////////////
        // 4.1 Show Window.
        ///////////////////
        recreateGUI();
        test("Stage 4.1 in progress...", window, winButton);


        // 4.2 Show Dialog.
        //////////////////

        test("Stage 4.2 in progress...", dialog, dlgButton);


        // 4.3. Show modal Dialog.
        /////////////////////////

        dialog.setModal(true);
        test("Stage 4.3 in progress...", dialog, dlgButton, true);


        ///////////////////////////////////
        // 5.1 Show Frame with owned Window.
        ///////////////////////////////////

        // On Windows, an owned Window will not be focused on its showing
        // if the owner is not currently active.
        if ("sun.awt.windows.WToolkit".equals(toolkitClassName)) {
            System.out.println("Stage 5.1 - Skiping.");
        } else {
            setVisible(ownedWindow, true);
            setVisible(frame, false); // 'ownedWindow' will be shown along with the owner.

            test("Stage 5.1 in progress...", frame, ownedWindow, ownWinButton, true);
        }


        // 5.2 Show Frame with owned Dialog.
        ///////////////////////////////////

        setVisible(ownedDialog, true);
        setVisible(frame2, false); // 'ownedDialog' will be shown along with the owner.

        test("Stage 5.2 in progress...", frame2, ownedDialog, ownDlgButton, true);


        ///////////////////////////////////
        // 6. Show unblocking modal Dialog.
        ///////////////////////////////////

        if ("sun.awt.motif.MToolkit".equals(toolkitClassName)) {
            System.out.println("Stage 6 - Skiping.");
        } else {
            System.out.println("Stage 6 in progress...");

            // ---
            // Testing the bug of activating invisible modal Dialog (awt_Window::SetAndActivateModalBlocker).
            // Having some window not excluded from modality, so that it would be blocked.
            Frame f = new Frame("Aux. Frame");
            f.setSize(100, 100);
            setVisible(f, true);
            // ---

            setVisible(focusedFrame, true);
            if (!focusOwner.hasFocus()) {
                Util.clickOnComp(focusOwner, robot);
                Util.waitForIdle(robot);
                if (!focusOwner.hasFocus()) {
                    throw new Error("Test error: the frame couldn't be focused.");
                }
            }

            dialog.setModal(true);
            dialog.setAutoRequestFocus(false);
            focusedFrame.setModalExclusionType(Dialog.ModalExclusionType.APPLICATION_EXCLUDE);

            TestHelper.invokeLaterAndWait(new Runnable() {
                    public void run() {
                        dialog.setVisible(true);
                    }
                }, robot);

            if (dialog.isFocused()) {
                throw new TestFailedException("the unblocking dialog shouldn't gain focus but it did!");
            }
            setVisible(dialog, false);
        }

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

    /*
     * @param msg notifies test stage number
     * @param showWindow a window to show/test (if ownedWindow == null)
     * @param ownedWindow an owned window to show/test, or null if showWindow should be tested
     * @param clickButton a button of the window (owner or owned) expected to be on the top of stack order
     * @param shouldFocusChange true the test window should gain focus
     */
    void test(String msg, final Window showWindow, Window ownedWindow, final Button clickButton, boolean shouldFocusChange) {
        Window testWindow = (ownedWindow == null ? showWindow : ownedWindow);

        System.out.println(msg);

        if (showWindow.isVisible()) {
            showWindow.dispose();
            Util.waitForIdle(robot);
        }
        if (!focusedFrame.isVisible()) {
            setVisible(focusedFrame, true);
        }
        if (!focusOwner.hasFocus()) {
            Util.clickOnComp(focusOwner, robot);
            Util.waitForIdle(robot);
            if (!focusOwner.hasFocus()) {
                throw new Error("Test error: the frame couldn't be focused.");
            }
        }

        //////////////////////////////////////////
        // Test focus change on showing the window
        //////////////////////////////////////////

        final Runnable showAction = new Runnable() {
                public void run() {
                    showWindow.setAutoRequestFocus(false);
                    showWindow.setVisible(true);
                }
            };

        final Runnable trackerAction = new Runnable() {
                public void run() {
                    if (showWindow instanceof Dialog && ((Dialog)showWindow).isModal()) {
                        TestHelper.invokeLaterAndWait(showAction, robot);
                    } else {
                        showAction.run();
                    }
                }
            };

        if (shouldFocusChange) {
            trackerAction.run();
            Util.waitForIdle(robot);

            if (!testWindow.isFocused()) {
                throw new TestFailedException("the window must gain focus but it didn't!");
            }

        } else if (TestHelper.trackFocusChangeFor(trackerAction, robot)) {
            throw new TestFailedException("the window shouldn't gain focus but it did!");
        }


        ////////////////////////////////////////////
        // Test that the window was shown on the top.
        // Test that it can be focused.
        ////////////////////////////////////////////

        if (!(testWindow instanceof Frame) ||
            ((Frame)testWindow).getExtendedState() != Frame.ICONIFIED)
        {
            boolean performed = Util.trackActionPerformed(clickButton, new Runnable() {
                    public void run() {
                        /*
                         * If 'showWindow' is not on the top then
                         * 'focusOwner' button completely overlaps 'clickButton'
                         * and we won't catch the action.
                         */
                        Util.clickOnComp(clickButton, robot);
                    }
                }, 1000, false);

            if (!performed) {
                // In case of loosing ACTION_PERFORMED, try once more.
                System.out.println("(ACTION_EVENT was not generated. One more attemp.)");
                performed = Util.trackActionPerformed(clickButton, new Runnable() {
                        public void run() {
                            Util.clickOnComp(clickButton, robot);
                        }
                    }, 1000, false);

                if (!performed) {
                    throw new TestFailedException("the window shown is not on the top!");
                }
            }
        }

        recreateGUI();
    }

    void test(String msg, final Window showWindow, Button clickButton) {
        test(msg, showWindow, null, clickButton, false);
    }
    void test(String msg, final Window showWindow, Button clickButton, boolean shouldFocusChange) {
        test(msg, showWindow, null, clickButton, shouldFocusChange);
    }
    void test(String msg, final Window showWindow, Window ownedWindow, Button clickButton) {
        test(msg, showWindow, ownedWindow, clickButton, false);
    }

    private static void setVisible(Window w, boolean b) {
        w.setVisible(b);
        try {
            Util.waitForIdle(robot);
        } catch (RuntimeException rte) { // InfiniteLoop
            rte.printStackTrace();
        }
        robot.delay(200);
    }
}

class TestFailedException extends RuntimeException {
    TestFailedException(String msg) {
        super("Test failed: " + msg);
    }
}