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1
17
18
19
20 package org.apache.fop.render.awt.viewer;
25
26 import java.awt.BorderLayout  ;
28 import java.awt.Dimension ;
29 import java.awt.GridBagConstraints ;
30 import java.awt.GridBagLayout ;
31 import java.awt.Insets ;
32 import java.awt.Point ;
33 import java.awt.Toolkit ;
34 import java.awt.event.ActionEvent ;
35 import java.awt.event.ActionListener ;
36 import java.awt.event.KeyEvent ;
37 import java.awt.event.WindowAdapter ;
38 import java.awt.event.WindowEvent ;
39 import java.awt.print.PrinterException ;
40 import java.awt.print.PrinterJob ;
41
42 import java.text.DecimalFormat ;
43
44 import javax.swing.ActionMap ;
45 import javax.swing.BorderFactory ;
46 import javax.swing.ButtonGroup ;
47 import javax.swing.InputMap ;
48 import javax.swing.JComboBox ;
49 import javax.swing.JComponent ;
50 import javax.swing.JFrame ;
51 import javax.swing.JLabel ;
52 import javax.swing.JMenu ;
53 import javax.swing.JMenuBar ;
54 import javax.swing.JOptionPane ;
55 import javax.swing.JPanel ;
56 import javax.swing.JRadioButtonMenuItem ;
57 import javax.swing.JToolBar ;
58 import javax.swing.KeyStroke ;
59 import javax.swing.SwingUtilities ;
60 import javax.swing.UIManager ;
61
62 import org.apache.fop.apps.FOUserAgent;
63 import org.apache.fop.apps.FOPException;
64 import org.apache.fop.render.awt.AWTRenderer;
65
66
70 public class PreviewDialog extends JFrame implements StatusListener {
71
72
73 protected Translator translator;
74
75 protected AWTRenderer renderer;
76
77 protected FOUserAgent foUserAgent;
78
82 protected Renderable renderable;
83
84
85 private JComboBox scale;
86
87
88 private JLabel processStatus;
89
90
91 private JLabel infoStatus;
92
93
94 private PreviewPanel previewPanel;
95
96
97 private DecimalFormat percentFormat = new DecimalFormat ("###0.0#");
98
99
105 public PreviewDialog(FOUserAgent foUserAgent, Renderable renderable) {
106 renderer = (AWTRenderer) foUserAgent.getRendererOverride();
107 this.foUserAgent = foUserAgent;
108 this.renderable = renderable;
109 translator = new Translator();
110
111 Command printAction = new Command(translator.getString("Menu.Print"), "Print") {
113 public void doit() {
114 startPrinterJob(true);
115 }
116 };
117 Command firstPageAction = new Command(translator.getString("Menu.First.page"),
118 "firstpg") {
119 public void doit() {
120 goToFirstPage();
121 }
122 };
123 Command previousPageAction = new Command(translator.getString("Menu.Prev.page"),
124 "prevpg") {
125 public void doit() {
126 goToPreviousPage();
127 }
128 };
129 Command nextPageAction = new Command(translator.getString("Menu.Next.page"), "nextpg") {
130 public void doit() {
131 goToNextPage();
132 }
133
134 };
135 Command lastPageAction = new Command(translator.getString("Menu.Last.page"), "lastpg") {
136 public void doit() {
137 goToLastPage();
138 }
139 };
140 Command reloadAction = new Command(translator.getString("Menu.Reload"), "reload") {
141 public void doit() {
142 previewPanel.reload();
143 }
144 };
145 Command debugAction = new Command(translator.getString("Menu.Debug"), "debug") {
146 public void doit() {
148 previewPanel.debug();
149 }
150 };
151 Command aboutAction = new Command(translator.getString("Menu.About"), "fopLogo") {
152 public void doit() {
153 startHelpAbout();
154 }
155 };
156
157 setTitle("FOP: AWT-" + translator.getString("Title.Preview"));
158 setDefaultCloseOperation(DISPOSE_ON_CLOSE);
159
160 Dimension screen = Toolkit.getDefaultToolkit().getScreenSize();
162 pack();
164 setSize(screen.width * 61 / 100, screen.height * 9 / 10);
166
167 previewPanel = new PreviewPanel(foUserAgent, renderable, renderer);
169 getContentPane().add(previewPanel, BorderLayout.CENTER);
170
171 InputMap im = previewPanel.getInputMap(JComponent.WHEN_IN_FOCUSED_WINDOW);
173 ActionMap am = previewPanel.getActionMap();
174 im.put(KeyStroke.getKeyStroke(KeyEvent.VK_PAGE_DOWN, 0), "nextPage");
175 im.put(KeyStroke.getKeyStroke(KeyEvent.VK_PAGE_UP, 0), "prevPage");
176 im.put(KeyStroke.getKeyStroke(KeyEvent.VK_HOME, 0), "firstPage");
177 im.put(KeyStroke.getKeyStroke(KeyEvent.VK_END, 0), "lastPage");
178 previewPanel.getActionMap().put("nextPage", nextPageAction);
179 previewPanel.getActionMap().put("prevPage", previousPageAction);
180 previewPanel.getActionMap().put("firstPage", firstPageAction);
181 previewPanel.getActionMap().put("lastPage", lastPageAction);
182
183 scale = new JComboBox ();
185 scale.addItem(translator.getString("Menu.Fit.Window"));
186 scale.addItem(translator.getString("Menu.Fit.Width"));
187 scale.addItem("25%");
188 scale.addItem("50%");
189 scale.addItem("75%");
190 scale.addItem("100%");
191 scale.addItem("150%");
192 scale.addItem("200%");
193 scale.setMaximumSize(new Dimension (80, 24));
194 scale.setPreferredSize(new Dimension (80, 24));
195 scale.setSelectedItem("100%");
196 scale.setEditable(true);
197 scale.addActionListener(new ActionListener () {
198 public void actionPerformed(ActionEvent e) {
199 scaleActionPerformed(e);
200 }
201 });
202
203 setJMenuBar(setupMenu());
205
206 JToolBar toolBar = new JToolBar ();
208 toolBar.add(printAction);
209 toolBar.add(reloadAction);
210 toolBar.addSeparator();
211 toolBar.add(firstPageAction);
212 toolBar.add(previousPageAction);
213 toolBar.add(nextPageAction);
214 toolBar.add(lastPageAction);
215 toolBar.addSeparator(new Dimension (20, 0));
216 toolBar.add(new JLabel (translator.getString("Menu.Zoom") + " "));
217 toolBar.add(scale);
218 toolBar.addSeparator();
219 toolBar.add(debugAction);
220 toolBar.addSeparator();
221 toolBar.add(aboutAction);
222 getContentPane().add(toolBar, BorderLayout.NORTH);
223
224 JPanel statusBar = new JPanel ();
226 processStatus = new JLabel ();
227 processStatus.setBorder(BorderFactory.createCompoundBorder(
228 BorderFactory.createEtchedBorder(),
229 BorderFactory.createEmptyBorder(0, 3, 0, 0)));
230 infoStatus = new JLabel ();
231 infoStatus.setBorder(BorderFactory.createCompoundBorder(
232 BorderFactory.createEtchedBorder(),
233 BorderFactory.createEmptyBorder(0, 3, 0, 0)));
234
235 statusBar.setLayout(new GridBagLayout ());
236
237 processStatus.setPreferredSize(new Dimension (200, 21));
238 processStatus.setMinimumSize(new Dimension (200, 21));
239
240 infoStatus.setPreferredSize(new Dimension (100, 21));
241 infoStatus.setMinimumSize(new Dimension (100, 21));
242 statusBar.add(processStatus,
243 new GridBagConstraints (0, 0, 1, 0, 2.0, 0.0,
244 GridBagConstraints.CENTER,
245 GridBagConstraints.HORIZONTAL,
246 new Insets (0, 0, 0, 3), 0, 0));
247 statusBar.add(infoStatus,
248 new GridBagConstraints (1, 0, 1, 0, 1.0, 0.0,
249 GridBagConstraints.CENTER,
250 GridBagConstraints.HORIZONTAL,
251 new Insets (0, 0, 0, 0), 0, 0));
252 getContentPane().add(statusBar, BorderLayout.SOUTH);
253 }
254
255
261 public static PreviewDialog createPreviewDialog(FOUserAgent foUserAgent,
262 Renderable renderable, boolean asMainWindow) {
263 PreviewDialog frame = new PreviewDialog(foUserAgent, renderable);
264
265 if (asMainWindow) {
266 frame.addWindowListener(new WindowAdapter () {
267 public void windowClosed(WindowEvent we) {
268 System.exit(0);
269 }
270 });
271 }
272
273 Dimension screenSize = Toolkit.getDefaultToolkit().getScreenSize();
275 Dimension frameSize = frame.getSize();
276 if (frameSize.height > screenSize.height) {
277 frameSize.height = screenSize.height;
278 }
279 if (frameSize.width > screenSize.width) {
280 frameSize.width = screenSize.width;
281 }
282 frame.setLocation((screenSize.width - frameSize.width) / 2,
283 (screenSize.height - frameSize.height) / 2);
284 frame.setStatus(frame.translator.getString("Status.Build.FO.tree"));
285 frame.setVisible(true);
286 return frame;
287 }
288
289
293 public PreviewDialog(FOUserAgent foUserAgent) {
294 this(foUserAgent, null);
295 }
296
297
301 private JMenuBar setupMenu() {
302 JMenuBar menuBar = new JMenuBar ();
303 JMenu menu = new JMenu (translator.getString("Menu.File"));
304 menu.setMnemonic(KeyEvent.VK_F);
305 menu.add(new Command(translator.getString("Menu.Print"), KeyEvent.VK_P) {
307 public void doit() {
308 startPrinterJob(true);
309 }
310 });
311 if (renderable != null) {
313 menu.add(new Command(translator.getString("Menu.Reload"), KeyEvent.VK_R) {
314 public void doit() {
315 reload();
316 }
317 });
318 }
319 menu.addSeparator();
320 menu.add(new Command(translator.getString("Menu.Exit"), KeyEvent.VK_X) {
321 public void doit() {
322 dispose();
323 }
324 });
325 menuBar.add(menu);
326
327 menu = new JMenu (translator.getString("Menu.View"));
328 menu.setMnemonic(KeyEvent.VK_V);
329 menu.add(new Command(translator.getString("Menu.First.page"), KeyEvent.VK_F) {
330 public void doit() {
331 goToFirstPage();
332 }
333 });
334 menu.add(new Command(translator.getString("Menu.Prev.page"), KeyEvent.VK_P) {
335 public void doit() {
336 goToPreviousPage();
337 }
338 });
339 menu.add(new Command(translator.getString("Menu.Next.page"), KeyEvent.VK_N) {
340 public void doit() {
341 goToNextPage();
342 }
343 });
344 menu.add(new Command(translator.getString("Menu.Last.page"), KeyEvent.VK_L) {
345 public void doit() {
346 goToLastPage();
347 }
348 });
349 menu.add(new Command(translator.getString("Menu.Go.to.Page"), KeyEvent.VK_G) {
350 public void doit() {
351 showGoToPageDialog();
352 }
353 });
354 menu.addSeparator();
355 JMenu subMenu = new JMenu (translator.getString("Menu.Zoom"));
356 subMenu.setMnemonic(KeyEvent.VK_Z);
357 subMenu.add(new Command("25%", 0) {
358 public void doit() {
359 setScale(25.0);
360 }
361 });
362 subMenu.add(new Command("50%", 0) {
363 public void doit() {
364 setScale(50.0);
365 }
366 });
367 subMenu.add(new Command("75%", 0) {
368 public void doit() {
369 setScale(75.0);
370 }
371 });
372 subMenu.add(new Command("100%", 0) {
373 public void doit() {
374 setScale(100.0);
375 }
376 });
377 subMenu.add(new Command("150%", 0) {
378 public void doit() {
379 setScale(150.0);
380 }
381 });
382 subMenu.add(new Command("200%", 0) {
383 public void doit() {
384 setScale(200.0);
385 }
386 });
387 menu.add(subMenu);
388 menu.addSeparator();
389 menu.add(new Command(translator.getString("Menu.Default.zoom"), KeyEvent.VK_D) {
390 public void doit() {
391 setScale(100.0);
392 }
393 });
394 menu.add(new Command(translator.getString("Menu.Fit.Window"), KeyEvent.VK_F) {
395 public void doit() {
396 setScaleToFitWindow();
397 }
398 });
399 menu.add(new Command(translator.getString("Menu.Fit.Width"), KeyEvent.VK_W) {
400 public void doit() {
401 setScaleToFitWidth();
402 }
403 });
404 menu.addSeparator();
405
406 ButtonGroup group = new ButtonGroup ();
407 JRadioButtonMenuItem single = new JRadioButtonMenuItem (
408 new Command(translator.getString("Menu.Single"), KeyEvent.VK_S) {
409 public void doit() {
410 previewPanel.setDisplayMode(PreviewPanel.SINGLE);
411 }
412 });
413 JRadioButtonMenuItem cont = new JRadioButtonMenuItem (
414 new Command(translator.getString("Menu.Continuous"), KeyEvent.VK_C) {
415 public void doit() {
416 previewPanel.setDisplayMode(PreviewPanel.CONTINUOUS);
417 }
418 });
419 JRadioButtonMenuItem facing = new JRadioButtonMenuItem (
420 new Command(translator.getString("Menu.Facing"), 0) {
421 public void doit() {
422 previewPanel.setDisplayMode(PreviewPanel.CONT_FACING);
423 }
424 });
425 single.setSelected(true);
426 group.add(single);
427 group.add(cont);
428 group.add(facing);
429 menu.add(single);
430 menu.add(cont);
431 menu.add(facing);
432
433 menuBar.add(menu);
434
435 menu = new JMenu (translator.getString("Menu.Help"));
436 menu.setMnemonic(KeyEvent.VK_H);
437 menu.add(new Command(translator.getString("Menu.About"), KeyEvent.VK_A) {
438 public void doit() {
439 startHelpAbout();
440 }
441 });
442 menuBar.add(menu);
443 return menuBar;
444 }
445
446
447 public void notifyRendererStopped() {
448 reload();
449 }
450
451 private void reload() {
452 setStatus(translator.getString("Status.Show"));
453 previewPanel.reload();
454 }
455
456
460 public void goToPage(int number) {
461 if (number != previewPanel.getPage()) {
462 previewPanel.setPage(number);
463 notifyPageRendered();
464 }
465 }
466
467
470 public void goToPreviousPage() {
471 int page = previewPanel.getPage();
472 if (page > 0) {
473 goToPage(page - 1);
474 }
475 }
476
477
480 public void goToNextPage() {
481 int page = previewPanel.getPage();
482 if (page < renderer.getNumberOfPages() - 1) {
483 goToPage(page + 1);
484 }
485 }
486
487
488 public void goToFirstPage() {
489 goToPage(0);
490 }
491
492
495 public void goToLastPage() {
496 goToPage(renderer.getNumberOfPages() - 1);
497 }
498
499
500 private void startHelpAbout() {
501 PreviewDialogAboutBox dlg = new PreviewDialogAboutBox(this, translator);
502 Dimension dlgSize = dlg.getPreferredSize();
504 Dimension frmSize = getSize();
505 Point loc = getLocation();
506 dlg.setLocation((frmSize.width - dlgSize.width) / 2 + loc.x,
507 (frmSize.height - dlgSize.height) / 2 + loc.y);
508 dlg.setVisible(true);
509 }
510
511
514 private void showGoToPageDialog() {
515 int currentPage = previewPanel.getPage();
516 GoToPageDialog d = new GoToPageDialog(this,
517 translator.getString("Menu.Go.to.Page"), translator);
518 d.setLocation((int)getLocation().getX() + 50,
519 (int)getLocation().getY() + 50);
520 d.setVisible(true);
521 currentPage = d.getPageNumber();
522 if (currentPage < 1 || currentPage > renderer.getNumberOfPages()) {
523 return;
524 }
525 currentPage--;
526 goToPage(currentPage);
527 }
528
529
530 public void setScale(double scaleFactor) {
531 scale.setSelectedItem(percentFormat.format(scaleFactor) + "%");
532 previewPanel.setScaleFactor(scaleFactor / 100d);
533 }
534
535 public void setScaleToFitWindow() {
536 try {
537 setScale(previewPanel.getScaleToFitWindow() * 100);
538 } catch (FOPException fopEx) {
539 fopEx.printStackTrace();
540 }
541 }
542
543 public void setScaleToFitWidth() {
544 try {
545 setScale(previewPanel.getScaleToFitWidth() * 100);
546 } catch (FOPException fopEx) {
547 fopEx.printStackTrace();
548 }
549 }
550
551 private void scaleActionPerformed(ActionEvent e) {
552 try {
553 int index = scale.getSelectedIndex();
554 if (index == 0) {
555 setScale(previewPanel.getScaleToFitWindow() * 100);
556 } else if (index == 1) {
557 setScale(previewPanel.getScaleToFitWidth() * 100);
558 } else {
559 String item = (String )scale.getSelectedItem();
560 setScale(Double.parseDouble(item.substring(0, item.indexOf('%'))));
561 }
562 } catch (FOPException fopEx) {
563 fopEx.printStackTrace();
564 }
565 }
566
567
568 public void startPrinterJob(boolean showDialog) {
569 PrinterJob pj = PrinterJob.getPrinterJob();
570 pj.setPageable(renderer);
571 if (!showDialog || pj.printDialog()) {
572 try {
573 pj.print();
574 } catch (PrinterException e) {
575 e.printStackTrace();
576 }
577 }
578 }
579
580
584 public void setStatus(String message) {
585 SwingUtilities.invokeLater(new ShowStatus(message));
586 }
587
588
589 private class ShowStatus implements Runnable {
590
591
592 private String message;
593
594
598 public ShowStatus(String message) {
599 this.message = message;
600 }
601
602 public void run() {
603 processStatus.setText(message.toString());
604 }
605 }
606
607
610 public void notifyPageRendered() {
611 SwingUtilities.invokeLater(new ShowInfo());
612 }
613
614
615 private class ShowInfo implements Runnable {
616
617 public void run() {
618 String message = translator.getString("Status.Page") + " "
619 + (previewPanel.getPage() + 1) + " "
620 + translator.getString("Status.of") + " "
621 + (renderer.getNumberOfPages());
622 infoStatus.setText(message);
623 }
624 }
625
626
630 public void reportException(Exception e) {
631 String msg = translator.getString("Exception.Occured");
632 setStatus(msg);
633 JOptionPane.showMessageDialog(
634 getContentPane(),
635 "<html><b>" + msg + ":</b><br>"
636 + e.getClass().getName() + "<br>"
637 + e.getMessage() + "</html>",
638 translator.getString("Exception.Error"),
639 JOptionPane.ERROR_MESSAGE
640 );
641 }
642 }
643 |
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