Delegate


1   /* 
2    * :tabSize=8:indentSize=8:noTabs=false:
3    * :folding=explicit:collapseFolds=1:
4    *
5    * Delegate.java - A delegate for NSApplication
6    * Copyright (C) 2003 Kris Kopicki
7    *
8    * This program is free software; you can redistribute it and/or
9    * modify it under the terms of the GNU General Public License
10   * as published by the Free Software Foundation; either version 2
11   * of the License, or any later version.
12   *
13   * This program is distributed in the hope that it will be useful,
14   * but WITHOUT ANY WARRANTY; without even the implied warranty of
15   * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
16   * GNU General Public License for more details.
17   *
18   * You should have received a copy of the GNU General Public License
19   * along with this program; if not, write to the Free Software
20   * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
21   */
22  
23  package macos;
24  
25  //{{{ Imports
26  import com.apple.eawt.*;
27  import com.apple.eio.*;
28  import com.apple.cocoa.application.*;
29  import com.apple.cocoa.foundation.*;
30  import java.util.*;
31  import java.io.File  ;
32  import javax.swing.*;
33  import org.gjt.sp.jedit.*;
34  import org.gjt.sp.jedit.browser.*;
35  import org.gjt.sp.jedit.gui.*;
36  import org.gjt.sp.jedit.msg.*;
37  import org.gjt.sp.jedit.options.GlobalOptions;
38  import org.gjt.sp.util.Log;
39  //}}}
40  
41  public class Delegate extends ApplicationAdapter
42  {
43      //{{{ Variables
44      private final NSSelector actionSel = new NSSelector("doAction", new Class  [] {});
45      
46      private List filenames = new LinkedList();
47      //}}}
48      
49      //{{{ Constructor
50      public Delegate()
51      {
52          if (jEdit.getBooleanProperty("MacOSPlugin.useScreenMenuBar",
53              jEdit.getBooleanProperty("MacOSPlugin.default.useScreenMenuBar"))
54          )
55              System.setProperty("apple.laf.useScreenMenuBar","true");
56          else
57              System.setProperty("apple.laf.useScreenMenuBar","false");
58      } //}}}
59      
60      //{{{ Handlers
61      
62      //{{{ handleAbout() method
63      public void handleAbout(ApplicationEvent event)
64      {
65          event.setHandled(true);
66          new AboutDialog(jEdit.getActiveView());
67      } //}}}
68  
69      //{{{ handleFileCodes() method
70      public void handleFileCodes(BufferUpdate msg)
71      {
72          Buffer buffer = msg.getBuffer();
73          
74          // Set type/creator on save
75          if (!buffer.isDirty() && msg.getWhat() == BufferUpdate.DIRTY_CHANGED)
76          {
77              try {
78                  FileManager.setFileTypeAndCreator(buffer.getPath(),
79                      buffer.getIntegerProperty("MacOSPlugin.type",
80                          jEdit.getIntegerProperty("MacOSPlugin.default.type",0)),
81                      buffer.getIntegerProperty("MacOSPlugin.creator",
82                          jEdit.getIntegerProperty("MacOSPlugin.default.creator",0)));
83              } catch (Exception   e) {
84                  // Fail silently, since we may be using UFS
85              }
86          }
87          // Add type/creator to local buffer property list on open
88          else if (msg.getWhat() == BufferUpdate.CREATED)
89          {           
90              if ("true".equals(
91                  jEdit.getProperty("MacOSPlugin.preserveCodes")))
92              {
93                  try {
94                      int type = FileManager.getFileType(buffer.getPath());
95                      int creator = FileManager.getFileCreator(buffer.getPath());
96                      
97                      if (type != 0)
98                          buffer.setIntegerProperty("MacOSPlugin.type",type);
99                      if (creator != 0)
100                         buffer.setIntegerProperty("MacOSPlugin.creator",creator);
101                 } catch (Exception   e) {
102                     // This will happen when a new file is created
103                 }
104             }
105         }
106     } //}}}
107     
108     //{{{ handleOpenFile() method
109     public void handleOpenFile(ApplicationEvent event)
110     {
111         filenames.add(event.getFilename());
112         event.setHandled(true);
113     } //}}}
114 
115     //{{{ handleOpenFile() method
116     public void handleOpenFile(ViewUpdate msg)
117     {
118         if(msg.getWhat() == ViewUpdate.CREATED)
119         {
120             Iterator i = filenames.iterator();
121             while (i.hasNext())
122                 jEdit.openFile(msg.getView(),(String  )i.next());
123             MacOSPlugin.started = true;
124             NSApplication app = NSApplication.sharedApplication();
125             app.setServicesProvider(new Delegate());
126         }
127     } //}}}
128     
129     //{{{ handlePreferences() method
130     public void handlePreferences(ApplicationEvent event)
131     {
132         event.setHandled(true);
133         new GlobalOptions(jEdit.getActiveView());
134     } //}}}
135     
136     //{{{ handleQuit() method
137     /**
138      * This never seems to be called when used with a delegate
139      */
140     //public void handleQuit(ApplicationEvent event)
141     //{
142     //  event.setHandled(false);
143     //  jEdit.exit(jEdit.getActiveView(),true);
144     //} //}}}
145 
146     //}}}
147     
148     //{{{ Delegate methods
149     
150     //{{{ applicationDockMenu() method
151     public NSMenu applicationDockMenu(NSApplication sender)
152     {
153         NSMenu dockMenu;
154         BufferMenu bufMenu;
155         MacrosMenu macMenu;
156         RecentMenu recMenu;
157         RecentDirMenu dirMenu;
158         NSMenuItem showCurrItem;
159         NSMenuItem showCurrDirItem;
160         NSMenuItem newViewItem;
161         
162         // Buffers
163         NSMenuItem miBuff = new NSMenuItem(jEdit.getProperty("MacOSPlugin.menu.buffers.label"),null,"");
164         miBuff.setSubmenu(bufMenu = new BufferMenu());
165         
166         // Recent Buffers
167         NSMenuItem miRec = new NSMenuItem(jEdit.getProperty("MacOSPlugin.menu.recent.label"),null,"");
168         miRec.setSubmenu(recMenu = new RecentMenu());
169         
170         // Recent Directories
171         NSMenuItem miDir = new NSMenuItem(jEdit.getProperty("MacOSPlugin.menu.recentDir.label"),null,"");
172         miDir.setSubmenu(dirMenu = new RecentDirMenu());
173         
174         // Macros
175         NSMenuItem miMac = new NSMenuItem(jEdit.getProperty("MacOSPlugin.menu.macros.label"),null,"");
176         miMac.setSubmenu(macMenu = new MacrosMenu());
177         
178         dockMenu = new NSMenu();
179         newViewItem = new NSMenuItem(jEdit.getProperty("MacOSPlugin.menu.newView"),actionSel,"");
180         newViewItem.setTarget(new NewViewAction());
181         dockMenu.addItem(newViewItem);
182         dockMenu.addItem(new NSMenuItem().separatorItem());
183         showCurrItem = new NSMenuItem(jEdit.getProperty("MacOSPlugin.menu.showCurrent"),actionSel,"");
184         dockMenu.addItem(showCurrItem);
185         showCurrDirItem = new NSMenuItem(jEdit.getProperty("MacOSPlugin.menu.showCurrentDir"),actionSel,"");
186         dockMenu.addItem(showCurrDirItem);
187         dockMenu.addItem(new NSMenuItem().separatorItem());
188         dockMenu.addItem(miBuff);
189         dockMenu.addItem(miRec);
190         dockMenu.addItem(miDir);
191         //dockMenu.addItem(new NSMenuItem().separatorItem());
192         //dockMenu.addItem(miMac);
193         if (jEdit.getViewCount() == 0)
194             miMac.setEnabled(false);
195         
196         bufMenu.updateMenu();
197         recMenu.updateMenu();
198         dirMenu.updateMenu();
199         macMenu.updateMenu();
200         
201         View view = jEdit.getActiveView();
202         if (view != null)
203         {
204             File   buff = new File  (view.getBuffer().getPath());
205             if (buff.exists())
206             {
207                 showCurrItem.setTarget(new ShowFileAction(buff.getPath()));
208                 showCurrDirItem.setTarget(new ShowFileAction(buff.getParent()));
209             }
210         }
211         else
212         {
213             showCurrItem.setEnabled(false);
214             showCurrDirItem.setEnabled(false);
215         }
216         
217         return dockMenu;
218     } //}}}
219     
220     //{{{ applicationOpenFiles() method
221     public void applicationOpenFiles(NSApplication sender, NSArray filenames)
222     {
223         int count = filenames.count();
224         for (int i=0; i<count; i++)
225         {
226             File   file = new File  ((String  )filenames.objectAtIndex(i));
227             Buffer buffer;
228             
229             View view = jEdit.getActiveView();
230             if(view == null)
231                 view = PerspectiveManager.loadPerspective(true);
232             
233             if (file.isDirectory())
234             {
235                 VFSBrowser.browseDirectory(jEdit.getActiveView(),file.getPath());
236                 return;
237             }
238             
239             if (jEdit.openFile(view,file.getPath()) == null)
240                 Log.log(Log.ERROR,this,"Error opening file.");
241         }
242     } //}}}
243     
244     //{{{ applicationShouldHandleReopen() method
245     public boolean applicationShouldHandleReopen(NSApplication theApplication, boolean flag)
246     {
247         SwingUtilities.invokeLater(new Runnable  ()
248         {
249             public void run()
250             {
251                 if (jEdit.getViewCount() == 0)
252                     new NewViewAction().doAction();
253             }
254         });
255         
256         return false;
257     } //}}}
258     
259     //{{{ applicationShouldTerminate() method
260     public boolean applicationShouldTerminate(NSApplication sender)
261     {
262         SwingUtilities.invokeLater(new Runnable  ()
263         {
264             public void run()
265             {
266                 jEdit.exit(jEdit.getActiveView(),true);
267             }
268         });
269         return false;
270     }
271     //}}}
272     
273     //}}}
274     
275     //{{{ Services
276     
277     //{{{ openFile() method
278     public String   openFile(NSPasteboard pboard, String   userData)
279     {
280         if (jEdit.getViewCount() == 0)
281             return null;
282         
283         NSData data = pboard.dataForType("NSFilenamesPboardType");
284         String  [] error = new String  [1];
285         int[] format = new int[1];
286         NSArray filenames = (NSArray)NSPropertyListSerialization.propertyListFromData(data,
287             NSPropertyListSerialization.PropertyListImmutable,
288             format,
289             error);
290         int count = filenames.count();
291         for (int i=0; i<count; i++)
292         {
293             File   file = new File  ((String  )filenames.objectAtIndex(i));
294             if (file.isDirectory())
295                 VFSBrowser.browseDirectory(jEdit.getActiveView(),file.getPath());
296             else
297                 jEdit.openFile(jEdit.getActiveView(),file.getPath());
298         }
299         
300         return null;
301     } //}}}
302     
303     //{{{ insertSelection() method
304     public String   insertSelection(NSPasteboard pboard, String   userData)
305     {
306         String   string = pboard.stringForType("NSStringPboardType");
307         if (jEdit.getViewCount() > 0)
308         {
309             View view = jEdit.getActiveView();
310             view.getBuffer().insert(view.getTextArea().getCaretPosition(),string);
311         }
312         return null;
313     } //}}}
314     
315     //{{{ openSelection() method
316     public String   openSelection(NSPasteboard pboard, String   userData)
317     {
318         String   string = pboard.stringForType("NSStringPboardType");
319         if (jEdit.getViewCount() == 0)
320             new NewViewAction().doAction();
321         jEdit.newFile(jEdit.getActiveView()).insert(0,pboard.stringForType("NSStringPboardType"));
322         return null;
323     } //}}}
324     
325     //}}}
326     
327     //{{{ Dock Menu
328     
329     //{{{ BufferMenu class
330     class BufferMenu extends NSMenu
331     {
332         public BufferMenu()
333         {
334             super();
335         }
336         
337         public void updateMenu()
338         {
339             NSMenuItem item;
340             for (int i=0; i<numberOfItems(); i++)
341                 removeItemAtIndex(0);
342             
343             Buffer[] buffs = jEdit.getBuffers();
344             for (int i=0; i < buffs.length; i++)
345             {
346                 if (!buffs[i].isUntitled())
347                 {
348                     item = new NSMenuItem(buffs[i].getName(),actionSel,"");
349                     item.setTarget(new ShowFileAction(buffs[i].getPath()));
350                     //item.setImage(NSWorkspace.sharedWorkspace().iconForFile(
351                     //  buffs[i].getPath()));
352                     if (!new File  (buffs[i].getPath()).exists())
353                         item.setEnabled(false);
354                     addItem(item);
355                 }
356             }
357             
358             if (numberOfItems() == 0)
359             {
360                 item = new NSMenuItem(jEdit.getProperty("MacOSPlugin.menu.buffers.none"),null,"");
361                 item.setEnabled(false);
362                 addItem(item);
363             }
364         }
365     } //}}}
366     
367     //{{{ MacrosMenu class
368     class MacrosMenu extends NSMenu
369     {
370         public MacrosMenu()
371         {
372             super();
373         }
374         
375         public void updateMenu()
376         {
377             Vector macroVector = Macros.getMacroHierarchy();
378             NSMenuItem item;
379             File   file;
380             int max = macroVector.size();
381             
382             int length = numberOfItems();
383             for (int i=0; i<length; i++)
384                 removeItemAtIndex(0);
385             
386             if (max == 0)
387             {
388                 item = new NSMenuItem(jEdit.getProperty("MacOSPlugin.menu.macros.none"),null,"");
389                 item.setEnabled(false);
390                 addItem(item);
391                 return;
392             }
393             
394             createMenu(this,macroVector);
395         }
396         
397         public void createMenu(NSMenu menu, Vector vector)
398         {
399             for(int i=0; i < vector.size(); i++)
400             {
401                 Object   obj = vector.elementAt(i);
402                 if(obj instanceof Macros.Macro)
403                 {
404                     Macros.Macro macro = (Macros.Macro)obj;
405                     NSMenuItem item = new NSMenuItem(macro.getLabel(),actionSel,"");
406                     item.setTarget(new MacroAction(macro));
407                     menu.addItem(item);
408                 }
409                 else if(obj instanceof Vector)
410                 {
411                     Vector subvector = (Vector)obj;
412                     String   name = (String  )subvector.elementAt(0);
413                     NSMenu submenu = new NSMenu();
414                     createMenu(submenu,subvector);
415                     if(submenu.numberOfItems() > 0)
416                     {
417                         NSMenuItem submenuitem = new NSMenuItem(name,null,"");
418                         submenuitem.setSubmenu(submenu);
419                         menu.addItem(submenuitem);
420                     }
421                 }
422             }
423         }
424     } //}}}
425     
426     //{{{ RecentMenu class
427     class RecentMenu extends NSMenu
428     {
429         public RecentMenu()
430         {
431             super();
432         }
433         
434         public void updateMenu()
435         {
436             List recent = BufferHistory.getHistory();
437             NSMenuItem item;
438             File   file;
439             int max = recent.size();
440             int min = max - 20;
441             
442             int length = numberOfItems();
443             for (int i=0; i<length; i++)
444                 removeItemAtIndex(0);
445             
446             if (max == 0)
447             {
448                 item = new NSMenuItem(jEdit.getProperty("MacOSPlugin.menu.recent.none"),null,"");
449                 item.setEnabled(false);
450                 addItem(item);
451                 return;
452             }
453             
454             if (min < 0)
455                 min = 0;
456             
457             for (int i=max-1; i >= min ; i--)
458             {
459                 file = new File  (((BufferHistory.Entry)recent.get(i)).path);
460                 item = new NSMenuItem(file.getName(),actionSel,"");
461                 item.setTarget(new ShowFileAction(file.getPath()));
462                 if (!file.exists())
463                     item.setEnabled(false);
464                 addItem(item);
465             }
466         }
467     } //}}}
468     
469     //{{{ RecentDirMenu class
470     class RecentDirMenu extends NSMenu
471     {
472         public RecentDirMenu()
473         {
474             super();
475         }
476         
477         public void updateMenu()
478         {
479             HistoryModel model = HistoryModel.getModel("vfs.browser.path");
480             NSMenuItem item;
481             File   file;
482             int max = model.getSize();
483             
484             int length = numberOfItems();
485             for (int i=0; i<length; i++)
486                 removeItemAtIndex(0);
487             
488             if (max == 0)
489             {
490                 item = new NSMenuItem(jEdit.getProperty("MacOSPlugin.menu.recentDir.none"),null,"");
491                 item.setEnabled(false);
492                 addItem(item);
493                 return;
494             }
495             
496             for (int i=0; i < max ; i++)
497             {
498                 file = new File  (model.getItem(i));
499                 item = new NSMenuItem(file.getName(),actionSel,"");
500                 item.setTarget(new ShowFileAction(file.getPath()));
501                 if (!file.exists())
502                     item.setEnabled(false);
503                 addItem(item);
504             }
505         }
506     } //}}}
507     
508     //{{{ MacroAction class
509     class MacroAction
510     {
511         private Macros.Macro macro;
512         
513         public MacroAction(Macros.Macro macro)
514         {
515             this.macro = macro;
516         }
517         
518         public void doAction()
519         {
520             macro.invoke(jEdit.getActiveView());
521         }
522     } //}}}
523     
524     //{{{ NewViewAction class
525     class NewViewAction
526     {
527         public void doAction()
528         {
529             SwingUtilities.invokeLater(new Runnable  ()
530             {
531                 public void run()
532                 {
533                     if (jEdit.getViewCount() == 0)
534                         PerspectiveManager.loadPerspective(true);
535                     else
536                         jEdit.newView(jEdit.getActiveView());
537                 }
538             });
539         }
540     } //}}}
541     
542     //{{{ ShowFileAction class
543     class ShowFileAction
544     {
545         private String   path;
546         
547         public ShowFileAction(String   path)
548         {
549             this.path = path;
550         }
551         
552         public void doAction()
553         {
554             MacOSActions.showInFinder(path);
555         }
556     } //}}}
557     
558     //}}}
559 }
560
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