1/*
2 * Copyright (c) 2012, 2016, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation.
8 *
9 * This code is distributed in the hope that it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
12 * version 2 for more details (a copy is included in the LICENSE file that
13 * accompanied this code).
14 *
15 * You should have received a copy of the GNU General Public License version
16 * 2 along with this work; if not, write to the Free Software Foundation,
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
18 *
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
20 * or visit www.oracle.com if you need additional information or have any
21 * questions.
22 */
23
24/*
25 * @test
26 * @bug      7123767
27 *
28 * @summary  Check if a tooltip location in Multi-Monitor
29 *           configurations is correct.
30 *           If the configurations number per device exceeds 5,
31 *           then some 5 random configurations will be checked.
32 *           Please Use -Dseed=X to set the random generator seed
33 *           (if necessary).
34 *
35 * @author   Vladislav Karnaukhov
36 *
37 * @key      headful
38 * @key      randomness
39 *
40 * @modules  java.desktop/sun.awt
41 * @library  /lib/testlibrary/
42 * @build    jdk.testlibrary.*
43 *
44 * @run      main/timeout=300 bug7123767
45 */
46
47import javax.swing.*;
48import javax.swing.plaf.metal.MetalLookAndFeel;
49import java.awt.*;
50import java.awt.event.MouseEvent;
51import java.lang.reflect.InvocationTargetException;
52
53import java.util.List;
54import java.util.ArrayList;
55import java.util.Collections;
56import java.util.Random;
57
58import jdk.testlibrary.RandomFactory;
59
60
61public class bug7123767 extends JFrame {
62
63    // maximum number of GraphicsConfigurations checked per GraphicsDevice
64    private static final int MAX_N_CONFIGS = 5;
65    private static final List<GraphicsConfiguration> CONFIGS = getConfigs();
66
67    private static List<GraphicsConfiguration> getConfigs() {
68
69        Random rnd = RandomFactory.getRandom();
70
71        List<GraphicsConfiguration> configs = new ArrayList<>();
72
73        GraphicsEnvironment ge =
74                GraphicsEnvironment.getLocalGraphicsEnvironment();
75        GraphicsDevice[] devices = ge.getScreenDevices();
76
77        for (GraphicsDevice device : devices) {
78            GraphicsConfiguration[] allConfigs = device.getConfigurations();
79            int nConfigs = allConfigs.length;
80            if (nConfigs <= MAX_N_CONFIGS) {
81                Collections.addAll(configs, allConfigs);
82            } else { // see JDK-8159454
83                System.out.println("check only " + MAX_N_CONFIGS +
84                    " configurations for device " + device);
85                configs.add(device.getDefaultConfiguration()); // check default
86                for (int j = 0; j < MAX_N_CONFIGS - 1; j++) {
87                    int k = rnd.nextInt(nConfigs);
88                    configs.add(allConfigs[k]);
89                }
90            }
91        }
92
93        return configs;
94    }
95
96
97    private static class TestFactory extends PopupFactory {
98
99        private static TestFactory newFactory = new TestFactory();
100        private static PopupFactory oldFactory;
101
102        private TestFactory() {
103            super();
104        }
105
106        public static void install() {
107            if (oldFactory == null) {
108                oldFactory = getSharedInstance();
109                setSharedInstance(newFactory);
110            }
111        }
112
113        public static void uninstall() {
114            if (oldFactory != null) {
115                setSharedInstance(oldFactory);
116            }
117        }
118
119        // Actual test happens here
120        @Override
121        public Popup getPopup(Component owner, Component contents, int x, int y) {
122
123            GraphicsConfiguration mouseGC =
124                testGC(MouseInfo.getPointerInfo().getLocation());
125
126            if (mouseGC == null) {
127                throw new RuntimeException("Can't find GraphicsConfiguration "
128                        + "that mouse pointer belongs to");
129            }
130
131            GraphicsConfiguration tipGC = testGC(new Point(x, y));
132            if (tipGC == null) {
133                throw new RuntimeException(
134                        "Can't find GraphicsConfiguration that tip belongs to");
135            }
136
137            if (!mouseGC.equals(tipGC)) {
138                throw new RuntimeException("Mouse and tip GCs are not equal");
139            }
140
141            return super.getPopup(owner, contents, x, y);
142        }
143
144        private static GraphicsConfiguration testGC(Point pt) {
145
146            for (GraphicsConfiguration config: CONFIGS) {
147
148                Rectangle rect = config.getBounds();
149                Insets insets =
150                    Toolkit.getDefaultToolkit().getScreenInsets(config);
151                adjustInsets(rect, insets);
152                if (rect.contains(pt)) { return config; }
153            }
154
155            return null;
156        }
157    }
158
159    private static final int MARGIN = 10;
160    private static bug7123767 frame;
161    private static Robot robot;
162
163    public static void main(String[] args) throws Exception {
164
165        UIManager.setLookAndFeel(new MetalLookAndFeel());
166        setUp();
167        testToolTip();
168        TestFactory.uninstall();
169        if (frame != null) { frame.dispose(); }
170    }
171
172    // Creates a window that is stretched across all available monitors
173    // and adds itself as ContainerListener to track tooltips drawing
174    private bug7123767() {
175
176        super();
177
178        ToolTipManager.sharedInstance().setInitialDelay(0);
179        setDefaultCloseOperation(DISPOSE_ON_CLOSE);
180        TestFactory.install();
181
182        JLabel label1 = new JLabel("no preferred location");
183        label1.setToolTipText("tip");
184        add(label1, BorderLayout.WEST);
185
186        JLabel label2 = new JLabel("preferred location (20000, 20000)") {
187            public Point getToolTipLocation(MouseEvent event) {
188                return new Point(20000, 20000);
189            }
190        };
191
192        label2.setToolTipText("tip");
193        add(label2, BorderLayout.EAST);
194
195        setUndecorated(true);
196        pack();
197
198        Rectangle rect = new Rectangle();
199
200        for (GraphicsConfiguration config: CONFIGS) {
201
202            Insets localInsets =
203                Toolkit.getDefaultToolkit().getScreenInsets(config);
204            Rectangle localRect = config.getBounds();
205            adjustInsets(localRect, localInsets);
206            rect.add(localRect);
207        }
208
209        setBounds(rect);
210    }
211
212    private static void setUp() throws InterruptedException, InvocationTargetException {
213        SwingUtilities.invokeAndWait(new Runnable() {
214            @Override
215            public void run() {
216                frame = new bug7123767();
217                frame.setVisible(true);
218            }
219        });
220    }
221
222    // Moves mouse pointer to the corners of every GraphicsConfiguration
223    private static void testToolTip() throws AWTException {
224
225        robot = new Robot();
226        robot.setAutoDelay(20);
227        robot.waitForIdle();
228
229        for (GraphicsConfiguration config: CONFIGS) {
230
231            Rectangle rect = config.getBounds();
232            Insets insets = Toolkit.getDefaultToolkit().getScreenInsets(config);
233            adjustInsets(rect, insets);
234
235            // Upper left
236            glide(rect.x + rect.width / 2, rect.y + rect.height / 2,
237                    rect.x + MARGIN, rect.y + MARGIN);
238            robot.waitForIdle();
239
240            // Lower left
241            glide(rect.x + rect.width / 2, rect.y + rect.height / 2,
242                    rect.x + MARGIN, rect.y + rect.height - MARGIN);
243            robot.waitForIdle();
244
245            // Upper right
246            glide(rect.x + rect.width / 2, rect.y + rect.height / 2,
247                    rect.x + rect.width - MARGIN, rect.y + MARGIN);
248            robot.waitForIdle();
249
250            // Lower right
251            glide(rect.x + rect.width / 2, rect.y + rect.height / 2,
252                    rect.x + rect.width - MARGIN, rect.y + rect.height - MARGIN);
253
254            robot.waitForIdle();
255        }
256    }
257
258    private static void glide(int x0, int y0, int x1, int y1) throws AWTException {
259        if (robot == null) {
260            robot = new Robot();
261            robot.setAutoDelay(20);
262        }
263
264        float dmax = (float) Math.max(Math.abs(x1 - x0), Math.abs(y1 - y0));
265        float dx = (x1 - x0) / dmax;
266        float dy = (y1 - y0) / dmax;
267
268        robot.mouseMove(x0, y0);
269        for (int i = 1; i <= dmax; i += 10) {
270            robot.mouseMove((int) (x0 + dx * i), (int) (y0 + dy * i));
271        }
272    }
273
274    private static void adjustInsets(Rectangle rect, final Insets insets) {
275        rect.x += insets.left;
276        rect.y += insets.top;
277        rect.width -= (insets.left + insets.right);
278        rect.height -= (insets.top + insets.bottom);
279    }
280}
281