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Viewing changes to laf-widget/src/main/java/org/pushingpixels/lafwidget/text/EditContextMenuWidget.java

  • Committer: Package Import Robot
  • Author(s): Felix Natter
  • Date: 2016-01-18 20:58:45 UTC
  • Revision ID: package-import@ubuntu.com-20160118205845-crbmrkda61qsi5qa
Tags: upstream-7.3+dfsg2
Import upstream version 7.3+dfsg2

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laf-widget/src/main/java/org/pushingpixels/lafwidget/text/EditContextMenuWidget.java
 
1
/*
 
2
 * Copyright (c) 2005-2010 Laf-Widget Kirill Grouchnikov. All Rights Reserved.
 
3
 *
 
4
 * Redistribution and use in source and binary forms, with or without
 
5
 * modification, are permitted provided that the following conditions are met:
 
6
 *
 
7
 *  o Redistributions of source code must retain the above copyright notice,
 
8
 *    this list of conditions and the following disclaimer.
 
9
 *
 
10
 *  o Redistributions in binary form must reproduce the above copyright notice,
 
11
 *    this list of conditions and the following disclaimer in the documentation
 
12
 *    and/or other materials provided with the distribution.
 
13
 *
 
14
 *  o Neither the name of Laf-Widget Kirill Grouchnikov nor the names of
 
15
 *    its contributors may be used to endorse or promote products derived
 
16
 *    from this software without specific prior written permission.
 
17
 *
 
18
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 
19
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
 
20
 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
 
21
 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
 
22
 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
 
23
 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
 
24
 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
 
25
 * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
 
26
 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
 
27
 * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
 
28
 * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 
29
 */
 
30
package org.pushingpixels.lafwidget.text;
 
31
 
 
32
import java.awt.Point;
 
33
import java.awt.Toolkit;
 
34
import java.awt.datatransfer.DataFlavor;
 
35
import java.awt.datatransfer.Transferable;
 
36
import java.awt.event.ActionEvent;
 
37
import java.awt.event.MouseAdapter;
 
38
import java.awt.event.MouseEvent;
 
39
import java.awt.event.MouseListener;
 
40
 
 
41
import javax.swing.AbstractAction;
 
42
import javax.swing.ImageIcon;
 
43
import javax.swing.JPopupMenu;
 
44
import javax.swing.SwingUtilities;
 
45
import javax.swing.text.JTextComponent;
 
46
 
 
47
import org.pushingpixels.lafwidget.LafWidgetAdapter;
 
48
import org.pushingpixels.lafwidget.LafWidgetUtilities;
 
49
 
 
50
/**
 
51
 * Adds edit context menu on text components.
 
52
 * 
 
53
 * @author Kirill Grouchnikov
 
54
 */
 
55
public class EditContextMenuWidget extends LafWidgetAdapter<JTextComponent> {
 
56
        /**
 
57
         * Mouse listener for showing the edit context menu.
 
58
         */
 
59
        protected MouseListener menuMouseListener;
 
60
 
 
61
        /*
 
62
         * (non-Javadoc)
 
63
         * 
 
64
         * @see org.pushingpixels.lafwidget.LafWidget#requiresCustomLafSupport()
 
65
         */
 
66
        @Override
 
67
    public boolean requiresCustomLafSupport() {
 
68
                return false;
 
69
        }
 
70
 
 
71
        /*
 
72
         * (non-Javadoc)
 
73
         * 
 
74
         * @see org.pushingpixels.lafwidget.LafWidgetAdapter#installListeners()
 
75
         */
 
76
        @Override
 
77
        public void installListeners() {
 
78
                this.menuMouseListener = new MouseAdapter() {
 
79
                        // fix for issue 8 - use mousePressed instead of
 
80
                        // mouseClicked so that it will be triggered on Linux.
 
81
                        @Override
 
82
                        public void mousePressed(MouseEvent e) {
 
83
                                this.handleMouseEvent(e);
 
84
                        }
 
85
 
 
86
                        @Override
 
87
                        public void mouseReleased(MouseEvent e) {
 
88
                                this.handleMouseEvent(e);
 
89
                        }
 
90
 
 
91
                        private void handleMouseEvent(MouseEvent e) {
 
92
                                if (!LafWidgetUtilities.hasTextEditContextMenu(jcomp))
 
93
                                        return;
 
94
                                if (!e.isPopupTrigger())
 
95
                                        return;
 
96
 
 
97
                                // request focus
 
98
                                jcomp.requestFocus(true);
 
99
 
 
100
                                JPopupMenu editMenu = new JPopupMenu();
 
101
                                editMenu.add(new CutAction());
 
102
                                editMenu.add(new CopyAction());
 
103
                                editMenu.add(new PasteAction());
 
104
                                editMenu.addSeparator();
 
105
                                editMenu.add(new DeleteAction());
 
106
                                editMenu.add(new SelectAllAction());
 
107
 
 
108
                                Point pt = SwingUtilities.convertPoint(e.getComponent(), e
 
109
                                                .getPoint(), jcomp);
 
110
                                editMenu.show(jcomp, pt.x, pt.y);
 
111
                        }
 
112
                };
 
113
                jcomp.addMouseListener(this.menuMouseListener);
 
114
        }
 
115
 
 
116
        /*
 
117
         * (non-Javadoc)
 
118
         * 
 
119
         * @see org.pushingpixels.lafwidget.LafWidgetAdapter#uninstallListeners()
 
120
         */
 
121
        @Override
 
122
        public void uninstallListeners() {
 
123
                jcomp.removeMouseListener(this.menuMouseListener);
 
124
                this.menuMouseListener = null;
 
125
        }
 
126
 
 
127
        /**
 
128
         * <code>Paste</code> action.
 
129
         * 
 
130
         * @author Kirill Grouchnikov
 
131
         */
 
132
        private class PasteAction extends AbstractAction {
 
133
                /**
 
134
                 * Creates new <code>Paste</code> action.
 
135
                 */
 
136
                public PasteAction() {
 
137
                        super(LafWidgetUtilities.getResourceBundle(jcomp).getString(
 
138
                                        "EditMenu.paste"), new ImageIcon(
 
139
                                        EditContextMenuWidget.class.getClassLoader().getResource(
 
140
                                                        "org/pushingpixels/lafwidget/text/edit-paste.png")));
 
141
                }
 
142
 
 
143
                /*
 
144
                 * (non-Javadoc)
 
145
                 * 
 
146
                 * @see
 
147
                 * java.awt.event.ActionListener#actionPerformed(java.awt.event.ActionEvent
 
148
                 * )
 
149
                 */
 
150
                @Override
 
151
        public void actionPerformed(ActionEvent e) {
 
152
                        jcomp.paste();
 
153
                }
 
154
 
 
155
                /*
 
156
                 * (non-Javadoc)
 
157
                 * 
 
158
                 * @see javax.swing.AbstractAction#isEnabled()
 
159
                 */
 
160
                @Override
 
161
                public boolean isEnabled() {
 
162
                        if (jcomp.isEditable() && jcomp.isEnabled()) {
 
163
                                Transferable contents = Toolkit.getDefaultToolkit()
 
164
                                                .getSystemClipboard().getContents(this);
 
165
                                return contents.isDataFlavorSupported(DataFlavor.stringFlavor);
 
166
                        } else
 
167
                                return false;
 
168
                }
 
169
        }
 
170
 
 
171
        /**
 
172
         * <code>Select All</code> action.
 
173
         * 
 
174
         * @author Kirill Grouchnikov
 
175
         */
 
176
        private class SelectAllAction extends AbstractAction {
 
177
                /**
 
178
                 * Creates new <code>Select All</code> action.
 
179
                 */
 
180
                public SelectAllAction() {
 
181
                        super(
 
182
                                        LafWidgetUtilities.getResourceBundle(jcomp).getString(
 
183
                                                        "EditMenu.selectAll"),
 
184
                                        new ImageIcon(
 
185
                                                        EditContextMenuWidget.class
 
186
                                                                        .getClassLoader()
 
187
                                                                        .getResource(
 
188
                                                                                        "org/pushingpixels/lafwidget/text/edit-select-all.png")));
 
189
                }
 
190
 
 
191
                /*
 
192
                 * (non-Javadoc)
 
193
                 * 
 
194
                 * @see
 
195
                 * java.awt.event.ActionListener#actionPerformed(java.awt.event.ActionEvent
 
196
                 * )
 
197
                 */
 
198
                @Override
 
199
        public void actionPerformed(ActionEvent e) {
 
200
                        jcomp.selectAll();
 
201
                }
 
202
 
 
203
                /*
 
204
                 * (non-Javadoc)
 
205
                 * 
 
206
                 * @see javax.swing.AbstractAction#isEnabled()
 
207
                 */
 
208
                @Override
 
209
                public boolean isEnabled() {
 
210
                        return jcomp.isEnabled() && (jcomp.getDocument().getLength() > 0);
 
211
                }
 
212
        }
 
213
 
 
214
        /**
 
215
         * <code>Delete</code> action.
 
216
         * 
 
217
         * @author Kirill Grouchnikov
 
218
         */
 
219
        private class DeleteAction extends AbstractAction {
 
220
                /**
 
221
                 * Creates new <code>Delete</code> action.
 
222
                 */
 
223
                public DeleteAction() {
 
224
                        super(
 
225
                                        LafWidgetUtilities.getResourceBundle(jcomp).getString(
 
226
                                                        "EditMenu.delete"),
 
227
                                        new ImageIcon(
 
228
                                                        EditContextMenuWidget.class
 
229
                                                                        .getClassLoader()
 
230
                                                                        .getResource(
 
231
                                                                                        "org/pushingpixels/lafwidget/text/edit-delete.png")));
 
232
                }
 
233
 
 
234
                /*
 
235
                 * (non-Javadoc)
 
236
                 * 
 
237
                 * @see
 
238
                 * java.awt.event.ActionListener#actionPerformed(java.awt.event.ActionEvent
 
239
                 * )
 
240
                 */
 
241
                @Override
 
242
        public void actionPerformed(ActionEvent e) {
 
243
                        jcomp.replaceSelection(null);
 
244
                }
 
245
 
 
246
                /*
 
247
                 * (non-Javadoc)
 
248
                 * 
 
249
                 * @see javax.swing.AbstractAction#isEnabled()
 
250
                 */
 
251
                @Override
 
252
                public boolean isEnabled() {
 
253
                        return jcomp.isEditable() && jcomp.isEnabled()
 
254
                                        && (jcomp.getSelectedText() != null);
 
255
                }
 
256
        }
 
257
 
 
258
        /**
 
259
         * <code>Cut</code> action.
 
260
         * 
 
261
         * @author Kirill Grouchnikov
 
262
         */
 
263
        private class CutAction extends AbstractAction {
 
264
                /**
 
265
                 * Creates new <code>Cut</code> action.
 
266
                 */
 
267
                public CutAction() {
 
268
                        super(LafWidgetUtilities.getResourceBundle(jcomp).getString(
 
269
                                        "EditMenu.cut"), new ImageIcon(EditContextMenuWidget.class
 
270
                                        .getClassLoader().getResource(
 
271
                                                        "org/pushingpixels/lafwidget/text/edit-cut.png")));
 
272
                }
 
273
 
 
274
                /*
 
275
                 * (non-Javadoc)
 
276
                 * 
 
277
                 * @see
 
278
                 * java.awt.event.ActionListener#actionPerformed(java.awt.event.ActionEvent
 
279
                 * )
 
280
                 */
 
281
                @Override
 
282
        public void actionPerformed(ActionEvent e) {
 
283
                        jcomp.cut();
 
284
                }
 
285
 
 
286
                /*
 
287
                 * (non-Javadoc)
 
288
                 * 
 
289
                 * @see javax.swing.AbstractAction#isEnabled()
 
290
                 */
 
291
                @Override
 
292
                public boolean isEnabled() {
 
293
                        return jcomp.isEditable() && jcomp.isEnabled()
 
294
                                        && (jcomp.getSelectedText() != null);
 
295
                }
 
296
        }
 
297
 
 
298
        /**
 
299
         * <code>Copy</code> action.
 
300
         * 
 
301
         * @author Kirill Grouchnikov
 
302
         */
 
303
        private class CopyAction extends AbstractAction {
 
304
                /**
 
305
                 * Creates new <code>Copy</code> action.
 
306
                 */
 
307
                public CopyAction() {
 
308
                        super(LafWidgetUtilities.getResourceBundle(jcomp).getString(
 
309
                                        "EditMenu.copy"), new ImageIcon(EditContextMenuWidget.class
 
310
                                        .getClassLoader().getResource(
 
311
                                                        "org/pushingpixels/lafwidget/text/edit-copy.png")));
 
312
                }
 
313
 
 
314
                /*
 
315
                 * (non-Javadoc)
 
316
                 * 
 
317
                 * @see
 
318
                 * java.awt.event.ActionListener#actionPerformed(java.awt.event.ActionEvent
 
319
                 * )
 
320
                 */
 
321
                @Override
 
322
        public void actionPerformed(ActionEvent e) {
 
323
                        jcomp.copy();
 
324
                }
 
325
 
 
326
                /*
 
327
                 * (non-Javadoc)
 
328
                 * 
 
329
                 * @see javax.swing.AbstractAction#isEnabled()
 
330
                 */
 
331
                @Override
 
332
                public boolean isEnabled() {
 
333
                        return jcomp.isEnabled() && (jcomp.getSelectedText() != null);
 
334
                }
 
335
        }
 
336
}