Source Code Cross Referenced for SimpleTextEditor.java in  » Net » SkunkDAV » org » skunk » dav » client » gui » editor » Java Source Code / Java DocumentationJava Source Code and Java Documentation

Java Source Code / Java Documentation
1. 6.0 JDK Core
2. 6.0 JDK Modules
3. 6.0 JDK Modules com.sun
4. 6.0 JDK Modules com.sun.java
5. 6.0 JDK Modules sun
6. 6.0 JDK Platform
7. Ajax
8. Apache Harmony Java SE
9. Aspect oriented
10. Authentication Authorization
11. Blogger System
12. Build
13. Byte Code
14. Cache
15. Chart
16. Chat
17. Code Analyzer
18. Collaboration
19. Content Management System
20. Database Client
21. Database DBMS
22. Database JDBC Connection Pool
23. Database ORM
24. Development
25. EJB Server geronimo
26. EJB Server GlassFish
27. EJB Server JBoss 4.2.1
28. EJB Server resin 3.1.5
29. ERP CRM Financial
30. ESB
31. Forum
32. GIS
33. Graphic Library
34. Groupware
35. HTML Parser
36. IDE
37. IDE Eclipse
38. IDE Netbeans
39. Installer
40. Internationalization Localization
41. Inversion of Control
42. Issue Tracking
43. J2EE
44. JBoss
45. JMS
46. JMX
47. Library
48. Mail Clients
49. Net
50. Parser
51. PDF
52. Portal
53. Profiler
54. Project Management
55. Report
56. RSS RDF
57. Rule Engine
58. Science
59. Scripting
60. Search Engine
61. Security
62. Sevlet Container
63. Source Control
64. Swing Library
65. Template Engine
66. Test Coverage
67. Testing
68. UML
69. Web Crawler
70. Web Framework
71. Web Mail
72. Web Server
73. Web Services
74. Web Services apache cxf 2.0.1
75. Web Services AXIS2
76. Wiki Engine
77. Workflow Engines
78. XML
79. XML UI
Java
Java Tutorial
Java Open Source
Jar File Download
Java Articles
Java Products
Java by API
Photoshop Tutorials
Maya Tutorials
Flash Tutorials
3ds-Max Tutorials
Illustrator Tutorials
GIMP Tutorials
C# / C Sharp
C# / CSharp Tutorial
C# / CSharp Open Source
ASP.Net
ASP.NET Tutorial
JavaScript DHTML
JavaScript Tutorial
JavaScript Reference
HTML / CSS
HTML CSS Reference
C / ANSI-C
C Tutorial
C++
C++ Tutorial
Ruby
PHP
Python
Python Tutorial
Python Open Source
SQL Server / T-SQL
SQL Server / T-SQL Tutorial
Oracle PL / SQL
Oracle PL/SQL Tutorial
PostgreSQL
SQL / MySQL
MySQL Tutorial
VB.Net
VB.Net Tutorial
Flash / Flex / ActionScript
VBA / Excel / Access / Word
XML
XML Tutorial
Microsoft Office PowerPoint 2007 Tutorial
Microsoft Office Excel 2007 Tutorial
Microsoft Office Word 2007 Tutorial
Java Source Code / Java Documentation » Net » SkunkDAV » org.skunk.dav.client.gui.editor 
Source Cross Referenced  Class Diagram Java Document (Java Doc) 


001:        /*
002:         *  Copyright (c) 2000, Jacob Smullyan.
003:         *
004:         *  This is part of SkunkDAV, a WebDAV client.  See http://skunkdav.sourceforge.net/ 
005:         *  for the latest version.
006:         * 
007:         *  SkunkDAV is free software; you can redistribute it and/or
008:         *  modify it under the terms of the GNU General Public License as published
009:         *  by the Free Software Foundation; either version 2, or (at your option)
010:         *  any later version.
011:         * 
012:         *  SkunkDAV  is distributed in the hope that it will be useful,
013:         *  but WITHOUT ANY WARRANTY; without even the implied warranty of
014:         *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
015:         *  General Public License for more details.
016:         * 
017:         *  You should have received a copy of the GNU General Public License
018:         *  along with SkunkDAV; see the file COPYING.  If not, write to the Free
019:         *  Software Foundation, 59 Temple Place - Suite 330, Boston, MA
020:         *  02111-1307, USA.
021:         */
022:
023:        package org.skunk.dav.client.gui.editor;
024:
025:        import java.awt.Color;
026:        import java.awt.Component;
027:        import java.awt.Dimension;
028:        import java.awt.Font;
029:        import java.awt.Insets;
030:        import java.awt.Rectangle;
031:        import java.util.ArrayList;
032:        import javax.swing.JComponent;
033:        import javax.swing.JEditorPane;
034:        import javax.swing.JScrollPane;
035:        import javax.swing.event.CaretEvent;
036:        import javax.swing.event.CaretListener;
037:        import javax.swing.event.DocumentEvent;
038:        import javax.swing.event.DocumentListener;
039:        import javax.swing.text.BadLocationException;
040:        import javax.swing.text.Caret;
041:        import javax.swing.text.Document;
042:        import javax.swing.text.Element;
043:        import org.skunk.dav.client.DAVFile;
044:        import org.skunk.dav.client.gui.AppContext;
045:        import org.skunk.dav.client.gui.Buffer;
046:        import org.skunk.dav.client.gui.BusinessTracker;
047:        import org.skunk.dav.client.gui.Explorer;
048:        import org.skunk.dav.client.gui.ExplorerApp;
049:        import org.skunk.dav.client.gui.StateMonitor;
050:        import org.skunk.dav.client.gui.StateProperties;
051:        import org.skunk.dav.client.gui.TextPoint;
052:        import org.skunk.dav.client.gui.View;
053:        import org.skunk.swing.text.TextEditorPane;
054:        import org.skunk.swing.text.syntax.FileMode;
055:        import org.skunk.swing.text.syntax.SyntaxDocument;
056:        import org.skunk.swing.text.syntax.SyntaxEditorKit;
057:        import org.skunk.swing.text.syntax.SyntaxStyle;
058:        import org.skunk.trace.Debug;
059:
060:        /**
061:         * text editor supporting search, navigation, and syntax highlighting. 
062:         */
063:        public class SimpleTextEditor extends AbstractDAVEditor implements 
064:                ConfigurableEditor {
065:            private TextEditorPane editingPane;
066:            private JScrollPane edcomp;
067:            private DAVEditorUndoManager undoManager;
068:            private View currentView;
069:            private int tabSize;
070:
071:            public SimpleTextEditor(DAVFile file) {
072:                super (file);
073:                editingPane = new TextEditorPane();
074:                editingPane.setEditorKit(new SyntaxEditorKit());
075:                /* I am commenting this out, because the corresponding code in the Flexicizer introduces an
076:                   undesirable dependency into the build */
077:                // 	if (Debug.DEBUG && Debug.isDebug(org.skunk.swing.text.syntax.SyntaxDocument.class, Debug.DP8))
078:                // 	{
079:                // 	    getSyntaxDocument().putProperty("editor", this);
080:                // 	}
081:                //defaults of configurable properties
082:                editingPane.setFont(SyntaxStyle.getDefaultFont());
083:                setMargin(new Insets(15, 15, 15, 30));
084:                setBackground(SyntaxStyle.DEFAULT_BACKGROUND);
085:                setForeground(SyntaxStyle.DEFAULT_FOREGROUND);
086:                setCaretColor(DEFAULT_CARET_COLOR);
087:                setTokenizing(false);
088:                setTabSize(DEFAULT_TAB_SIZE);
089:
090:                KeyMapper.loadKeymap(editingPane);
091:                edcomp = new JScrollPane(editingPane);
092:                undoManager = new DAVEditorUndoManager();
093:                initListeners();
094:
095:            }
096:
097:            public Insets getMargin() {
098:                return editingPane.getMargin();
099:            }
100:
101:            public void setMargin(Insets margin) {
102:                editingPane.setMargin(margin);
103:            }
104:
105:            public Color getBackground() {
106:                return editingPane.getBackground();
107:            }
108:
109:            public void setBackground(Color background) {
110:                if (Debug.DEBUG)
111:                    Debug.trace(this , Debug.DP4, "in setBackground({0}",
112:                            background);
113:                editingPane.setBackground(background);
114:                editingPane.repaint();
115:            }
116:
117:            public Color getForeground() {
118:                return editingPane.getForeground();
119:            }
120:
121:            public void setForeground(Color foreground) {
122:                editingPane.setForeground(foreground);
123:            }
124:
125:            public Color getCaretColor() {
126:                return editingPane.getCaretColor();
127:            }
128:
129:            public void setCaretColor(Color caretColor) {
130:                editingPane.setCaretColor(caretColor);
131:            }
132:
133:            public void setFont(Font defaultFont) {
134:                editingPane.setFont(defaultFont);
135:            }
136:
137:            public int getTabSize() {
138:                return this .tabSize;
139:            }
140:
141:            public void setTabSize(int tabSize) {
142:                this .tabSize = tabSize;
143:                //undocumented, but this is how documents store the tab size.
144:                editingPane.getDocument().putProperty("tabSize",
145:                        new Integer(tabSize));
146:            }
147:
148:            public boolean isTokenizing() {
149:                return getSyntaxDocument().isTokenizing();
150:            }
151:
152:            public void setTokenizing(boolean tokenize) {
153:                getSyntaxDocument().setTokenizing(tokenize);
154:            }
155:
156:            public FileMode getFileMode() {
157:                return getSyntaxDocument().getFileMode();
158:            }
159:
160:            public void setFileMode(FileMode mode) {
161:                getSyntaxDocument().setFileMode(mode);
162:                if (mode == null || !mode.getCanHighlight())
163:                    setTokenizing(false);
164:                else
165:                    setTokenizing(mode.getShouldHighlight());
166:            }
167:
168:            public boolean isWordWrap() {
169:                return this .editingPane.getWordWrap();
170:            }
171:
172:            public void setWordWrap(boolean wordWrap) {
173:                this .editingPane.setWordWrap(wordWrap);
174:                this .editingPane.revalidate();
175:            }
176:
177:            private void initListeners() {
178:                editingPane.getDocument().addDocumentListener(
179:                        new DocumentListener() {
180:                            public void changedUpdate(DocumentEvent dee) {
181:                                //do nothing
182:                            }
183:
184:                            public void insertUpdate(DocumentEvent dee) {
185:                                setDirty(true);
186:                            }
187:
188:                            public void removeUpdate(DocumentEvent dee) {
189:                                setDirty(true);
190:                            }
191:                        });
192:                editingPane.addCaretListener(new CaretListener() {
193:                    public void caretUpdate(CaretEvent caries) {
194:                        publishCaretUpdate(caries.getDot());
195:                    }
196:                });
197:
198:                editingPane.getDocument().addUndoableEditListener(undoManager);
199:
200:                StateMonitor.registerProperty(this , "editorInFocus",
201:                        StateProperties.EDITOR_IN_FOCUS, null, null);
202:            }
203:
204:            public void setDirty(boolean dirty) {
205:                super .setDirty(dirty);
206:                if (!dirty && undoManager != null && undoManager.canUndo())
207:                    undoManager.discardAllEdits();
208:            }
209:
210:            public DAVEditorUndoManager getUndoManager() {
211:                return undoManager;
212:            }
213:
214:            private void publishCaretUpdate(int dot) {
215:                TextPoint tp = getLineAndColumnForOffset(dot);
216:                Object o = (tp == null) ? (Object) "anything" : tp;
217:                StateMonitor.setProperty(StateProperties.CARET_POSITION, o,
218:                        this .currentView);
219:            }
220:
221:            public void setEditorInFocus(boolean focussed) {
222:                if (focussed) {
223:                    View v = ExplorerApp.getViewForBuffer(this );
224:                    if (v == null) {
225:                        if (Debug.DEBUG)
226:                            Debug.trace(this , Debug.DP3,
227:                                    "view for this buffer is null");
228:                        return;
229:                    }
230:                    this .currentView = v;
231:                    Buffer b = v.getFocussedBuffer();
232:                    if (b != null && this .equals(b)) {
233:                        publishCaretUpdate(editingPane.getCaret().getDot());
234:                    }
235:                    //if another text editor has focus, do nothing, it will take care of it
236:                    else if (!(b instanceof  SimpleTextEditor))
237:                        publishCaretUpdate(-1);
238:                }
239:                // multiple text editors may do this redundantly
240:                else
241:                    publishCaretUpdate(-1);
242:            }
243:
244:            public void copy() {
245:                editingPane.copy();
246:            }
247:
248:            public void cut() {
249:                editingPane.cut();
250:            }
251:
252:            public void paste() {
253:                editingPane.paste();
254:            }
255:
256:            public void replaceSelection(String content) {
257:                getUndoManager().beginUpdate();
258:                editingPane.replaceSelection(content);
259:                getUndoManager().endUpdate();
260:            }
261:
262:            private int getLineCount() {
263:                Document doc = editingPane.getDocument();
264:                if (doc == null)
265:                    return 0;
266:                Element mainElem = doc.getDefaultRootElement();
267:                if (mainElem == null)
268:                    return 0;
269:                return mainElem.getElementCount();
270:            }
271:
272:            private int getLineForOffset(int offset) {
273:                Document doc = editingPane.getDocument();
274:                if (doc == null)
275:                    return -1;
276:                Element mainElem = doc.getDefaultRootElement();
277:                if (mainElem == null)
278:                    return -1;
279:                return mainElem.getElementIndex(offset);
280:            }
281:
282:            private int getOffsetForLine(int line) {
283:                Document doc = editingPane.getDocument();
284:                if (doc == null)
285:                    return -1;
286:                Element mainElem = doc.getDefaultRootElement();
287:                Element lineElem = mainElem.getElement(line);
288:                return lineElem.getStartOffset();
289:            }
290:
291:            private TextPoint getLineAndColumnForOffset(int offset) {
292:                if (offset < 0)
293:                    return null;
294:                Document doc = editingPane.getDocument();
295:                if (doc == null)
296:                    return null;
297:                Element mainElem = doc.getDefaultRootElement();
298:                if (mainElem == null)
299:                    return null;
300:                int x = mainElem.getElementIndex(offset);
301:                int y = offset - mainElem.getElement(x).getStartOffset();
302:                return new TextPoint(x, y);
303:            }
304:
305:            public void select(int dot, int mark) {
306:                editingPane.setCaretPosition(dot);
307:                editingPane.moveCaretPosition(mark);
308:                //on Windows sometimes the selection is not highlighted; 
309:                //this is an attempt to fix that
310:                editingPane.getCaret().setSelectionVisible(true);
311:                scrollTo(mark);
312:            }
313:
314:            public void selectAll() {
315:                Document doc = editingPane.getDocument();
316:                int dot = 0;
317:                int mark = doc.getLength();
318:                select(dot, mark);
319:            }
320:
321:            public void gotoLine(int line) {
322:                if (line < 0)
323:                    line = 0;
324:                int max = getLineCount();
325:                if (max > 0)
326:                    max--;
327:                if (line > max)
328:                    line = max;
329:                int offset = getOffsetForLine(line);
330:                if (offset != -1) {
331:                    editingPane.setCaretPosition(offset);
332:                    scrollTo(offset);
333:                }
334:            }
335:
336:            public void scrollTo(int offset) {
337:                try {
338:                    Rectangle r = editingPane.modelToView(offset);
339:                    if (r != null)
340:                        editingPane.scrollRectToVisible(r);
341:                    editingPane.getCaret().setVisible(true);
342:                } catch (BadLocationException badLuck) {
343:                    if (Debug.DEBUG)
344:                        Debug.trace(this , Debug.DP2, badLuck);
345:                }
346:            }
347:
348:            public SyntaxDocument getSyntaxDocument() {
349:                return (SyntaxDocument) editingPane.getDocument();
350:            }
351:
352:            public Document getDocument() {
353:                return editingPane.getDocument();
354:            }
355:
356:            public Caret getCaret() {
357:                return editingPane.getCaret();
358:            }
359:
360:            public JComponent getComponent() {
361:                return edcomp;
362:            }
363:
364:            public void setWriteable(boolean writeable) {
365:                super .setWriteable(writeable);
366:                editingPane.setEditable(writeable);
367:            }
368:
369:            public void save() {
370:                BusinessTracker.addBusy(this );
371:                setResourceBody(editingPane.getText().getBytes());
372:                super .save();
373:                undoManager.discardAllEdits();
374:                BusinessTracker.removeBusy(this );
375:            }
376:
377:            public void load() {
378:                BusinessTracker.addBusy(this );
379:                //determine FileMode
380:                FileMode fm = FileMode.getModeForFilename(getResourceName());
381:
382:                if (fm != null) {
383:                    setFileMode(fm);
384:                }
385:
386:                byte[] body = getResourceBody();
387:                if (body != null) {
388:                    boolean savedTokenizationState = isTokenizing();
389:                    if (savedTokenizationState)
390:                        setTokenizing(false);
391:                    editingPane.setText(new String(body));
392:                    if (savedTokenizationState) {
393:                        setTokenizing(true);
394:                        getSyntaxDocument().retokenizeAll();
395:                    }
396:                }
397:                scrollTo(0);
398:                editingPane.requestFocus();
399:                editingPane.setCaretPosition(0);
400:                editingPane.getCaret().setVisible(true);
401:                undoManager.discardAllEdits();
402:                setDirty(false);
403:                BusinessTracker.removeBusy(this );
404:            }
405:
406:        }
407:
408:        /* $Log: SimpleTextEditor.java,v $
409:         /* Revision 1.28  2001/02/16 18:15:10  smulloni
410:         /* many fixes to TextEditorCustomizer.  FileMode and SyntaxStyle now have a
411:         /* configData property (they will probably be made into sibling classes).
412:         /*
413:         /* Revision 1.27  2001/02/13 22:53:50  smulloni
414:         /* adding a syntax highlighting mode for STML (Skunk Template Markup Language);
415:         /* fixed a bug in SyntaxStyle in reading default.styles.
416:         /*
417:         /* Revision 1.26  2001/02/09 20:00:00  smulloni
418:         /* fixed particularly nasty bug in GappedIntArray.set(int, int[]), and other
419:         /* bugs in the syntax highlighting system.
420:         /*
421:         /* Revision 1.25  2001/02/06 23:15:53  smulloni
422:         /* added syntax highlight and selectAll actions to the menu
423:         /*
424:         /* Revision 1.24  2001/02/06 22:13:41  smulloni
425:         /* first more-or-less working version of syntax highlighting, with customization.
426:         /*
427:         /* Revision 1.23  2001/02/06 00:11:18  smulloni
428:         /* struggle, perhaps futile, with the TextEditorCustomizer and other implicated
429:         /* classes
430:         /*
431:         /* Revision 1.22  2001/02/02 23:30:33  smulloni
432:         /* adding customization features to the text editor.
433:         /*
434:         /* Revision 1.21  2001/01/30 23:03:19  smulloni
435:         /* beginning of integration of syntax highlighting into SimpleTextEditor.
436:         /*
437:         /* Revision 1.20  2000/12/21 18:53:13  smulloni
438:         /* cosmetic improvements.
439:         /*
440:         /* Revision 1.19  2000/12/19 22:36:05  smulloni
441:         /* adjustments to preamble.
442:         /*
443:         /* Revision 1.18  2000/12/15 23:22:08  smulloni
444:         /* added word wrap to text editor.
445:         /*
446:         /* Revision 1.17  2000/12/14 23:09:17  smulloni
447:         /* fixes to search and replace; partial fix to adding custom properties bug.
448:         /*
449:         /* Revision 1.16  2000/12/14 06:36:26  smulloni
450:         /* changes to search and replace in text editor.
451:         /*
452:         /* Revision 1.15  2000/12/13 17:59:50  smulloni
453:         /* added replaceSelection(String s)
454:         /*
455:         /* Revision 1.14  2000/12/08 16:36:48  smulloni
456:         /* fixed bug that didn't update the Location field correctly when switching
457:         /* buffers to an editor other than SimpleTextEditor.
458:         /*
459:         /* Revision 1.13  2000/12/04 23:51:16  smulloni
460:         /* added ImageViewer; fixed word in SimpleTextEditor
461:         /*
462:         /* Revision 1.12  2000/12/03 23:53:26  smulloni
463:         /* added license and copyright preamble to java files.
464:         /*
465:         /* Revision 1.11  2000/12/03 20:40:06  smulloni
466:         /* reconciling the minos.skunk.org cvs repository with sourceforge.
467:         /*
468:         /* Revision 1.11  2000/12/01 22:54:14  smullyan
469:         /* added undo and basic editing functionality to text editor; defined some
470:         /* keybindings in an inflexible way that will have to be changed soon.
471:         /*
472:         /* Revision 1.10  2000/12/01 16:25:54  smullyan
473:         /* improvements to look and feel; fixed NPE in DAVFile; new actions for text
474:         /* editor
475:         /*
476:         /* Revision 1.9  2000/11/29 23:16:06  smullyan
477:         /* adding first rough cut of search capability to the text editor.  View
478:         /* is being updated to allow components to be docked into the status bar.
479:         /*
480:         /* Revision 1.8  2000/11/28 19:36:20  smullyan
481:         /* some bug fixes; notes.
482:         /*
483:         /* Revision 1.7  2000/11/28 00:17:31  smullyan
484:         /* a fix that is meant to prevent a null pointer exception I noticed in the logs.
485:         /*
486:         /* Revision 1.6  2000/11/28 00:01:41  smullyan
487:         /* added a status bar/minibuffer, with a location field showing the current line and
488:         /* column number (for the SimpleTextEditor and kin only).
489:         /*
490:         /* Revision 1.5  2000/11/20 23:30:25  smullyan
491:         /* more editor integration work.
492:         /*
493:         /* Revision 1.4  2000/11/18 04:36:07  smullyan
494:         /* work on StateMonitor and related functionality.
495:         /*
496:         /* Revision 1.3  2000/11/16 23:16:48  smullyan
497:         /* more preliminary work on editor integration
498:         /*
499:         /* Revision 1.2  2000/11/15 20:17:05  smullyan
500:         /* added a Buffer interface, which is a wrapper around a displayable component.
501:         /*
502:         /* Revision 1.1  2000/11/15 19:45:37  smullyan
503:         /* beginning of revamp of application to include multiple buffers.
504:         /* */
www.java2java.com | Contact Us
Copyright 2009 - 12 Demo Source and Support. All rights reserved.
All other trademarks are property of their respective owners.