bug6462008.java revision 11111:4ef86895869c 
1/*
2 * Copyright (c) 2011, 2012, 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 6462008
27 * @summary Tests that mouse/keyboard work properly on JList with lead < 0 or > list.getModel().getSize()
28 * @author Shannon Hickey
29 * @run main bug6462008
30 */
31import java.awt.*;
32import java.awt.event.*;
33import javax.swing.*;
34import java.util.*;
35
36public class bug6462008 {
37
38    private static final int DONT_CARE = -2;
39    private static int anchorLead;
40    private static boolean isAquaLAF;
41    private static int controlKey;
42    private static JList list;
43    private static Robot robot;
44
45    public static void main(String[] args) throws Exception {
46        robot = new Robot();
47        robot.setAutoDelay(100);
48
49        isAquaLAF = "Aqua".equals(UIManager.getLookAndFeel().getID());
50        controlKey = isAquaLAF ? KeyEvent.VK_META : KeyEvent.VK_CONTROL;
51
52        SwingUtilities.invokeAndWait(new Runnable() {
53
54            @Override
55            public void run() {
56                createAndShowGUI();
57            }
58        });
59
60        robot.waitForIdle();
61
62        setAnchorLead(-1);
63        robot.waitForIdle();
64
65        testListSelection();
66
67        setAnchorLead(100);
68        robot.waitForIdle();
69
70        testListSelection();
71    }
72
73    public static void testListSelection() throws Exception {
74
75        // Space
76        robot.keyPress(KeyEvent.VK_SPACE);
77        robot.keyRelease(KeyEvent.VK_SPACE);
78
79        robot.waitForIdle();
80        checkSelection();
81        resetList();
82        robot.waitForIdle();
83
84        // Control + Space
85        robot.keyPress(KeyEvent.VK_CONTROL);
86        robot.keyPress(KeyEvent.VK_SPACE);
87        robot.keyRelease(KeyEvent.VK_SPACE);
88        robot.keyRelease(KeyEvent.VK_CONTROL);
89
90        robot.waitForIdle();
91        checkSelection();
92        resetList();
93        robot.waitForIdle();
94
95        // Shift + Space
96        robot.keyPress(KeyEvent.VK_SHIFT);
97        robot.keyPress(KeyEvent.VK_SPACE);
98        robot.keyRelease(KeyEvent.VK_SPACE);
99        robot.keyRelease(KeyEvent.VK_SHIFT);
100
101        robot.waitForIdle();
102        checkSelection();
103        resetList();
104        robot.waitForIdle();
105
106        // Control + Shift + Space
107        robot.keyPress(KeyEvent.VK_CONTROL);
108        robot.keyPress(KeyEvent.VK_SHIFT);
109        robot.keyPress(KeyEvent.VK_SPACE);
110        robot.keyRelease(KeyEvent.VK_SPACE);
111        robot.keyRelease(KeyEvent.VK_SHIFT);
112        robot.keyRelease(KeyEvent.VK_CONTROL);
113
114        robot.waitForIdle();
115        checkSelection();
116        resetList();
117        robot.waitForIdle();
118
119
120        // Control + A  Multiple Selection
121
122        robot.keyPress(controlKey);
123        robot.keyPress(KeyEvent.VK_A);
124        robot.keyRelease(KeyEvent.VK_A);
125        robot.keyRelease(controlKey);
126
127        robot.waitForIdle();
128        checkSelectionAL(-1, -1, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9);
129        resetList();
130        setSelectionMode(ListSelectionModel.SINGLE_SELECTION);
131        robot.waitForIdle();
132
133        // Control + A Single Selection
134        robot.keyPress(controlKey);
135        robot.keyPress(KeyEvent.VK_A);
136        robot.keyRelease(KeyEvent.VK_A);
137        robot.keyRelease(controlKey);
138
139        robot.waitForIdle();
140        checkSelectionAL(0, 0, 0);
141        resetList();
142        setSelectionMode(ListSelectionModel.SINGLE_SELECTION);
143        setSelectionInterval(5, 5);
144        robot.waitForIdle();
145
146
147        // Control + A Selection interval (5, 5)
148        robot.keyPress(controlKey);
149        robot.keyPress(KeyEvent.VK_A);
150        robot.keyRelease(KeyEvent.VK_A);
151        robot.keyRelease(controlKey);
152
153        robot.waitForIdle();
154        checkSelection(5);
155        resetList();
156        robot.waitForIdle();
157
158        // Page Down
159        // Not applicable for the Aqua L&F
160        if (!isAquaLAF) {
161            robot.keyPress(KeyEvent.VK_PAGE_DOWN);
162            robot.keyRelease(KeyEvent.VK_PAGE_DOWN);
163
164            robot.waitForIdle();
165            checkSelection(9, 9, 9);
166            resetList();
167            robot.waitForIdle();
168        }
169
170        // Shift + Page Down
171        /*
172         * We really want to use robot here, but there seems to be a bug in AWT's
173         * robot implementation (see 6463168). For now, we'll invoke the action
174         * directly instead. When the bug is fixed, we'll use the following four
175         * lines instead:
176         *     robot.keyPress(KeyEvent.VK_SHIFT);
177         *     robot.keyPress(KeyEvent.VK_PAGE_DOWN);
178         *     robot.keyRelease(KeyEvent.VK_PAGE_DOWN);
179         *     robot.keyRelease(KeyEvent.VK_SHIFT);
180         */
181
182        scrollDownExtendSelection();
183
184        robot.waitForIdle();
185        checkSelection(0, 9, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9);
186        resetList();
187        robot.waitForIdle();
188
189        // Down
190        robot.keyPress(KeyEvent.VK_DOWN);
191        robot.keyRelease(KeyEvent.VK_DOWN);
192
193        robot.waitForIdle();
194        checkSelectionAL(0, 0, 0);
195        resetList();
196        robot.waitForIdle();
197
198        // L
199        robot.keyPress(KeyEvent.VK_L);
200        robot.keyRelease(KeyEvent.VK_L);
201
202        robot.waitForIdle();
203        checkSelectionAL(0, 0, 0);
204        resetList();
205        robot.waitForIdle();
206
207        // Click item 4
208        Point p = clickItem4();
209        robot.mouseMove(p.x, p.y);
210        robot.mousePress(InputEvent.BUTTON1_MASK);
211        robot.mouseRelease(InputEvent.BUTTON1_MASK);
212
213
214        robot.waitForIdle();
215        checkSelectionAL(4, 4, 4);
216        resetList();
217        robot.waitForIdle();
218
219
220        // Control + Click item 4
221        robot.keyPress(controlKey);
222        p = clickItem4();
223        robot.mouseMove(p.x, p.y);
224        robot.mousePress(InputEvent.BUTTON1_MASK);
225        robot.mouseRelease(InputEvent.BUTTON1_MASK);
226        robot.keyRelease(controlKey);
227
228
229        robot.waitForIdle();
230        checkSelectionAL(4, 4, 4);
231        resetList();
232        robot.waitForIdle();
233
234        // Shift + Click item 4
235        robot.keyPress(KeyEvent.VK_SHIFT);
236        p = clickItem4();
237        robot.mouseMove(p.x, p.y);
238        robot.mousePress(InputEvent.BUTTON1_MASK);
239        robot.mouseRelease(InputEvent.BUTTON1_MASK);
240        robot.keyRelease(KeyEvent.VK_SHIFT);
241
242
243        robot.waitForIdle();
244        checkSelectionAL(0, 4, 0, 1, 2, 3, 4);
245        resetList();
246        robot.waitForIdle();
247
248
249        // Control + Shift + Click item 4
250        robot.keyPress(controlKey);
251        robot.keyPress(KeyEvent.VK_SHIFT);
252        p = clickItem4();
253        robot.mouseMove(p.x, p.y);
254        robot.mousePress(InputEvent.BUTTON1_MASK);
255        robot.mouseRelease(InputEvent.BUTTON1_MASK);
256        robot.keyRelease(KeyEvent.VK_SHIFT);
257        robot.keyRelease(controlKey);
258
259        robot.waitForIdle();
260        checkSelectionAL(0, 4);
261        resetList();
262        robot.waitForIdle();
263    }
264
265    private static DefaultListModel getModel() {
266        DefaultListModel listModel = new DefaultListModel();
267        for (int i = 0; i < 10; i++) {
268            listModel.addElement("List Item " + i);
269        }
270        return listModel;
271    }
272
273    private static Point clickItem4() throws Exception {
274
275        final Point[] result = new Point[1];
276        SwingUtilities.invokeAndWait(new Runnable() {
277
278            @Override
279            public void run() {
280                Rectangle r = list.getCellBounds(4, 4);
281                Point p = new Point(r.x + r.width / 2, r.y + r.height / 2);
282                SwingUtilities.convertPointToScreen(p, list);
283                result[0] = p;
284            }
285        });
286
287        return result[0];
288    }
289
290    private static void resetList() throws Exception {
291        SwingUtilities.invokeAndWait(new Runnable() {
292
293            @Override
294            public void run() {
295                list.getSelectionModel().setSelectionMode(ListSelectionModel.MULTIPLE_INTERVAL_SELECTION);
296                list.getSelectionModel().clearSelection();
297                setAnchorLeadNonThreadSafe();
298            }
299        });
300    }
301
302    private static void scrollDownExtendSelection() throws Exception {
303        SwingUtilities.invokeAndWait(new Runnable() {
304
305            @Override
306            public void run() {
307                list.getActionMap().get("scrollDownExtendSelection").
308                        actionPerformed(new ActionEvent(list,
309                        ActionEvent.ACTION_PERFORMED, null));
310            }
311        });
312    }
313
314    private static void setSelectionMode(final int selectionMode) throws Exception {
315        SwingUtilities.invokeAndWait(new Runnable() {
316
317            @Override
318            public void run() {
319                list.getSelectionModel().setSelectionMode(selectionMode);
320                setAnchorLeadNonThreadSafe();
321            }
322        });
323    }
324
325    private static void setSelectionInterval(final int index0, final int index1) throws Exception {
326        SwingUtilities.invokeAndWait(new Runnable() {
327
328            @Override
329            public void run() {
330                list.getSelectionModel().setSelectionInterval(index0, index1);
331                setAnchorLeadNonThreadSafe();
332            }
333        });
334    }
335
336    private static void setAnchorLead(final int anchorLeadValue) throws Exception {
337        SwingUtilities.invokeAndWait(new Runnable() {
338
339            @Override
340            public void run() {
341                anchorLead = anchorLeadValue;
342                setAnchorLeadNonThreadSafe();
343            }
344        });
345    }
346
347    private static void setAnchorLeadNonThreadSafe() {
348        list.getSelectionModel().setAnchorSelectionIndex(anchorLead);
349        ((DefaultListSelectionModel) list.getSelectionModel()).moveLeadSelectionIndex(anchorLead);
350    }
351
352    private static void createAndShowGUI() {
353        JFrame frame = new JFrame("bug6462008");
354        frame.setSize(200, 500);
355        frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
356
357        list = new JList(getModel());
358        JPanel panel = new JPanel(new BorderLayout());
359        panel.add(list);
360        frame.getContentPane().add(panel);
361
362        frame.setVisible(true);
363    }
364
365    private static void checkSelection(int... sels) throws Exception {
366        checkSelectionAL(DONT_CARE, DONT_CARE, sels);
367    }
368
369    private static void checkSelectionAL(final int anchor, final int lead, final int... sels) throws Exception {
370        SwingUtilities.invokeAndWait(new Runnable() {
371
372            @Override
373            public void run() {
374                checkSelectionNonThreadSafe(anchor, lead, sels);
375            }
376        });
377    }
378
379    private static void checkSelectionNonThreadSafe(int anchor, int lead, int... sels) {
380        ListSelectionModel lsm = list.getSelectionModel();
381
382        int actualAnchor = lsm.getAnchorSelectionIndex();
383        int actualLead = lsm.getLeadSelectionIndex();
384
385        if (anchor != DONT_CARE && actualAnchor != anchor) {
386            throw new RuntimeException("anchor is " + actualAnchor + ", should be " + anchor);
387        }
388
389        if (lead != DONT_CARE && actualLead != lead) {
390            throw new RuntimeException("lead is " + actualLead + ", should be " + lead);
391        }
392
393        Arrays.sort(sels);
394        boolean[] checks = new boolean[list.getModel().getSize()];
395        for (int i : sels) {
396            checks[i] = true;
397        }
398
399        int index0 = Math.min(lsm.getMinSelectionIndex(), 0);
400        int index1 = Math.max(lsm.getMaxSelectionIndex(), list.getModel().getSize() - 1);
401
402        for (int i = index0; i <= index1; i++) {
403            if (lsm.isSelectedIndex(i)) {
404                if (i < 0 || i >= list.getModel().getSize() || !checks[i]) {
405                    throw new RuntimeException(i + " is selected when it should not be");
406                }
407            } else if (i >= 0 && i < list.getModel().getSize() && checks[i]) {
408                throw new RuntimeException(i + " is supposed to be selected");
409            }
410        }
411    }
412}
413