1 /*
2 * Copyright (c) 2011, 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. Oracle designates this
8 * particular file as subject to the "Classpath" exception as provided
9 * by Oracle in the LICENSE file that accompanied this code.
10 *
11 * This code is distributed in the hope that it will be useful, but WITHOUT
12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
14 * version 2 for more details (a copy is included in the LICENSE file that
15 * accompanied this code).
16 *
17 * You should have received a copy of the GNU General Public License version
18 * 2 along with this work; if not, write to the Free Software Foundation,
19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
20 *
21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
22 * or visit www.oracle.com if you need additional information or have any
23 * questions.
24 */
25
26 package sun.lwawt.macosx;
27
28 import java.awt.*;
29 import java.awt.event.FocusEvent.Cause;
30 import java.awt.peer.*;
31 import java.awt.BufferCapabilities.FlipContents;
32 import java.awt.event.*;
33 import java.awt.image.*;
34 import java.security.AccessController;
35 import java.util.List;
36 import java.io.*;
37
38 import sun.awt.AWTAccessor;
39 import sun.java2d.pipe.Region;
40 import sun.security.action.GetBooleanAction;
41
42 class CFileDialog implements FileDialogPeer {
43
44 private class Task implements Runnable {
45
46 @Override
47 public void run() {
48 try {
49 boolean navigateApps = !AccessController.doPrivileged(
50 new GetBooleanAction("apple.awt.use-file-dialog-packages"));
51 boolean chooseDirectories = AccessController.doPrivileged(
52 new GetBooleanAction("apple.awt.fileDialogForDirectories"));
53
54 int dialogMode = target.getMode();
55 String title = target.getTitle();
56 if (title == null) {
57 title = " ";
58 }
59
60 String[] userFileNames = nativeRunFileDialog(title,
61 dialogMode,
62 target.isMultipleMode(),
63 navigateApps,
64 chooseDirectories,
65 target.getFilenameFilter() != null,
66 target.getDirectory(),
67 target.getFile());
68
69 String directory = null;
70 String file = null;
71 File[] files = null;
72
73 if (userFileNames != null) {
74 // the dialog wasn't cancelled
75 int filesNumber = userFileNames.length;
76 files = new File[filesNumber];
77 for (int i = 0; i < filesNumber; i++) {
78 files[i] = new File(userFileNames[i]);
79 }
80
81 directory = files[0].getParent();
82 // make sure directory always ends in '/'
83 if (!directory.endsWith(File.separator)) {
84 directory = directory + File.separator;
85 }
86
87 file = files[0].getName(); // pick any file
88 }
89
90 // store results back in component
91 AWTAccessor.FileDialogAccessor accessor = AWTAccessor.getFileDialogAccessor();
92 accessor.setDirectory(target, directory);
93 accessor.setFile(target, file);
94 accessor.setFiles(target, files);
95 } finally {
96 // Java2 Dialog waits for hide to let show() return
97 target.dispose();
98 }
99 }
100 }
101
102 // The target FileDialog
103 private final FileDialog target;
104
105 CFileDialog(FileDialog target) {
106 this.target = target;
107 }
108
109 @Override
110 public void dispose() {
111 LWCToolkit.targetDisposedPeer(target, this);
112 // Unlike other peers, we do not have a native model pointer to
113 // dispose of because the save and open panels are never released by
114 // an application.
115 }
116
117 @Override
118 public void setVisible(boolean visible) {
119 if (visible) {
120 // Java2 Dialog class requires peer to run code in a separate thread
121 // and handles keeping the call modal
122 new Thread(null, new Task(), "FileDialog", 0, false).start();
123 }
124 // We hide ourself before "show" returns - setVisible(false)
125 // doesn't apply
126 }
127
128 /**
129 * A callback method.
130 * If the file dialog has a file filter, ask it if inFilename is acceptable.
131 * If the dialog doesn't have a file filter return true.
132 */
133 private boolean queryFilenameFilter(final String inFilename) {
134 boolean ret = false;
135
136 final FilenameFilter ff = target.getFilenameFilter();
137 File fileObj = new File(inFilename);
138
139 // Directories are never filtered by the FileDialog.
140 if (!fileObj.isDirectory()) {
141 File directoryObj = new File(fileObj.getParent());
142 String nameOnly = fileObj.getName();
143 ret = ff.accept(directoryObj, nameOnly);
144 }
145 return ret;
146 }
147
148 private native String[] nativeRunFileDialog(String title, int mode,
149 boolean multipleMode, boolean shouldNavigateApps,
150 boolean canChooseDirectories, boolean hasFilenameFilter,
151 String directory, String file);
152
153 @Override
154 public void setDirectory(String dir) {
155 }
156
157 @Override
158 public void setFile(String file) {
159 }
160
161 @Override
162 public void setFilenameFilter(FilenameFilter filter) {
163 }
164
165 @Override
166 public void blockWindows(List<Window> windows) {
167 }
168
169 @Override
170 public void setResizable(boolean resizeable) {
171 }
172
173 @Override
174 public void setTitle(String title) {
175 }
176
177 @Override
178 public void repositionSecurityWarning() {
179 }
180
181 @Override
182 public void updateAlwaysOnTopState() {
183 }
184
185 @Override
186 public void setModalBlocked(Dialog blocker, boolean blocked) {
187 }
188
189 @Override
190 public void setOpacity(float opacity) {
191 }
192
193 @Override
194 public void setOpaque(boolean isOpaque) {
195 }
196
197 @Override
198 public void toBack() {
199 }
200
201 @Override
202 public void toFront() {
203 }
204
205 @Override
206 public void updateFocusableWindowState() {
207 }
208
209 @Override
210 public void updateIconImages() {
211 }
212
213 @Override
214 public void updateMinimumSize() {
215 }
216
217 @Override
218 public void updateWindow() {
219 }
220
221 @Override
222 public void beginLayout() {
223 }
224
225 @Override
226 public void beginValidate() {
227 }
228
229 @Override
230 public void endLayout() {
231 }
232
233 @Override
234 public void endValidate() {
235 }
236
237 @Override
238 public Insets getInsets() {
239 return new Insets(0, 0, 0, 0);
240 }
241
242 @Override
243 public void applyShape(Region shape) {
244 }
245
246 @Override
247 public boolean canDetermineObscurity() {
248 return false;
249 }
250
251 @Override
252 public int checkImage(Image img, int w, int h, ImageObserver o) {
253 return 0;
254 }
255
256 @Override
257 public void coalescePaintEvent(PaintEvent e) {
258 }
259
260 @Override
261 public void createBuffers(int numBuffers, BufferCapabilities caps)
262 throws AWTException {
263 }
264
265 @Override
266 public Image createImage(ImageProducer producer) {
267 return null;
268 }
269
270 @Override
271 public Image createImage(int width, int height) {
272 return null;
273 }
274
275 @Override
276 public VolatileImage createVolatileImage(int width, int height) {
277 return null;
278 }
279
280 @Override
281 public void destroyBuffers() {
282 }
283
284 @Override
285 public void flip(int x1, int y1, int x2, int y2, FlipContents flipAction) {
286 }
287
288 @Override
289 public Image getBackBuffer() {
290 return null;
291 }
292
293 @Override
294 public ColorModel getColorModel() {
295 return null;
296 }
297
298 @Override
299 public FontMetrics getFontMetrics(Font font) {
300 return null;
301 }
302
303 @Override
304 public Graphics getGraphics() {
305 return null;
306 }
307
308 @Override
309 public GraphicsConfiguration getGraphicsConfiguration() {
310 return null;
311 }
312
313 @Override
314 public Point getLocationOnScreen() {
315 return null;
316 }
317
318 @Override
319 public Dimension getMinimumSize() {
320 return target.getSize();
321 }
322
323 @Override
324 public Dimension getPreferredSize() {
325 return getMinimumSize();
326 }
327
328 @Override
329 public void handleEvent(AWTEvent e) {
330 }
331
332 @Override
333 public boolean handlesWheelScrolling() {
334 return false;
335 }
336
337 @Override
338 public boolean isFocusable() {
339 return false;
340 }
341
342 @Override
343 public boolean isObscured() {
344 return false;
345 }
346
347 @Override
348 public boolean isReparentSupported() {
349 return false;
350 }
351
352 @Override
353 public void layout() {
354 }
355
356 @Override
357 public void paint(Graphics g) {
358 }
359
360 @Override
361 public boolean prepareImage(Image img, int w, int h, ImageObserver o) {
362 return false;
363 }
364
365 @Override
366 public void print(Graphics g) {
367 }
368
369 @Override
370 public void reparent(ContainerPeer newContainer) {
371 }
372
373 @Override
374 public boolean requestFocus(Component lightweightChild, boolean temporary,
375 boolean focusedWindowChangeAllowed, long time, Cause cause) {
376 return false;
377 }
378
379 @Override
380 public void setBackground(Color c) {
381 }
382
383 @Override
384 public void setForeground(Color c) {
385 }
386
387 @Override
388 public void setBounds(int x, int y, int width, int height, int op) {
389 }
390
391 @Override
392 public void setEnabled(boolean e) {
393 }
394
395 @Override
396 public void setFont(Font f) {
397 }
398
399 @Override
400 public void setZOrder(ComponentPeer above) {
401 }
402
403 @Override
404 public void updateCursorImmediately() {
405 }
406
407 @Override
408 public boolean updateGraphicsData(GraphicsConfiguration gc) {
409 return false;
410 }
411 }