/b-gtk/fix-viz

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Viewing changes to diff.py

  • Committer: Vincent Ladeuil
  • Date: 2008-05-05 18:18:08 UTC
  • mfrom: (487 trunk)
  • mto: (487.1.1 gtk)
  • mto: This revision was merged to the branch mainline in revision 490.
  • Revision ID: v.ladeuil+lp@free.fr-20080505181808-ilh1cyl2v4crpc5i
merge bzr-gtk trunk

Show diffs side-by-side

added added

removed removed

Lines of Context:
diff.py
73
73
            self.buffer.set_language(gsl)
74
74
            self.buffer.set_highlight(True)
75
75
 
76
 
            self.sourceview = gtksourceview.SourceView(self.buffer)
 
76
            sourceview = gtksourceview.SourceView(self.buffer)
77
77
        else:
78
78
            self.buffer = gtk.TextBuffer()
79
 
            self.sourceview = gtk.TextView(self.buffer)
 
79
            sourceview = gtk.TextView(self.buffer)
80
80
 
81
 
        self.sourceview.set_editable(False)
82
 
        self.sourceview.modify_font(pango.FontDescription("Monospace"))
83
 
        self.add(self.sourceview)
84
 
        self.sourceview.show()
 
81
        sourceview.set_editable(False)
 
82
        sourceview.modify_font(pango.FontDescription("Monospace"))
 
83
        self.add(sourceview)
 
84
        sourceview.show()
85
85
 
86
86
    @staticmethod
87
87
    def apply_gedit_colors(lang):
305
305
        scrollwin.set_shadow_type(gtk.SHADOW_IN)
306
306
        self.pack1(scrollwin)
307
307
        scrollwin.show()
308
 
        
 
308
 
309
309
        self.model = gtk.TreeStore(str, str)
310
310
        self.treeview = gtk.TreeView(self.model)
311
311
        self.treeview.set_headers_visible(False)
328
328
        """
329
329
        # The diffs of the  selected file: a scrollable source or
330
330
        # text view
331
 
 
332
 
    def set_diff_text_sections(self, sections):
333
 
        if getattr(self, 'diff_view', None) is None:
334
 
            self.diff_view = DiffFileView()
335
 
            self.pack2(self.diff_view)
 
331
        self.diff_view = DiffFileView()
336
332
        self.diff_view.show()
337
 
        for oldname, newname, patch in sections:
 
333
        self.pack2(self.diff_view)
 
334
        self.model.append(None, [ "Complete Diff", "" ])
 
335
        self.diff_view._diffs[None] = ''.join(lines)
 
336
        for patch in parse_patches(lines):
 
337
            oldname = patch.oldname.split('\t')[0]
 
338
            newname = patch.newname.split('\t')[0]
 
339
            self.model.append(None, [oldname, newname])
338
340
            self.diff_view._diffs[newname] = str(patch)
339
 
            if newname is None:
340
 
                newname = ''
341
 
            self.model.append(None, [oldname, newname])
342
341
        self.diff_view.show_diff(None)
343
342
 
344
343
    def set_diff(self, rev_tree, parent_tree):
347
346
        Compares the two trees and populates the window with the
348
347
        differences.
349
348
        """
350
 
        if getattr(self, 'diff_view', None) is None:
351
 
            self.diff_view = DiffView()
352
 
            self.pack2(self.diff_view)
 
349
        self.diff_view = DiffView()
 
350
        self.pack2(self.diff_view)
353
351
        self.diff_view.show()
354
352
        self.diff_view.set_trees(rev_tree, parent_tree)
355
353
        self.rev_tree = rev_tree
382
380
                self.model.append(titer, [ path, path ])
383
381
 
384
382
        self.treeview.expand_all()
385
 
        self.diff_view.show_diff(None)
386
383
 
387
384
    def set_file(self, file_path):
388
385
        """Select the current file to display"""
405
402
            return
406
403
        elif specific_files == [ "" ]:
407
404
            specific_files = None
408
 
        
 
405
 
409
406
        self.diff_view.show_diff(specific_files)
410
 
    
411
 
    def _on_wraplines_toggled(self, widget=None, wrap=False):
412
 
        """Callback for when the wrap lines checkbutton is toggled"""
413
 
        if wrap or widget.get_active():
414
 
            self.diff_view.sourceview.set_wrap_mode(gtk.WRAP_WORD)
415
 
        else:
416
 
            self.diff_view.sourceview.set_wrap_mode(gtk.WRAP_NONE)
 
407
 
417
408
 
418
409
class DiffWindow(Window):
419
410
    """Diff window.
422
413
    differences between two revisions on a branch.
423
414
    """
424
415
 
425
 
    def __init__(self, parent=None, operations=None):
 
416
    def __init__(self, parent=None):
426
417
        Window.__init__(self, parent)
427
418
        self.set_border_width(0)
428
419
        self.set_title("bzrk diff")
433
424
        width = int(monitor.width * 0.66)
434
425
        height = int(monitor.height * 0.66)
435
426
        self.set_default_size(width, height)
436
 
        self.construct(operations)
437
 
 
438
 
    def construct(self, operations):
 
427
 
 
428
        self.construct()
 
429
 
 
430
    def construct(self):
439
431
        """Construct the window contents."""
440
432
        self.vbox = gtk.VBox()
441
433
        self.add(self.vbox)
442
434
        self.vbox.show()
 
435
        hbox = self._get_button_bar()
 
436
        if hbox is not None:
 
437
            self.vbox.pack_start(hbox, expand=False, fill=True)
443
438
        self.diff = DiffWidget()
444
 
        self.vbox.pack_end(self.diff, True, True, 0)
 
439
        self.vbox.add(self.diff)
445
440
        self.diff.show_all()
446
 
        # Build after DiffWidget to connect signals
447
 
        menubar = self._get_menu_bar()
448
 
        self.vbox.pack_start(menubar, False, False, 0)
449
 
        hbox = self._get_button_bar(operations)
450
 
        if hbox is not None:
451
 
            self.vbox.pack_start(hbox, False, True, 0)
452
 
        
453
 
    
454
 
    def _get_menu_bar(self):
455
 
        menubar = gtk.MenuBar()
456
 
        # View menu
457
 
        mb_view = gtk.MenuItem(_i18n("_View"))
458
 
        mb_view_menu = gtk.Menu()
459
 
        mb_view_wrapsource = gtk.CheckMenuItem(_i18n("Wrap _Long Lines"))
460
 
        mb_view_wrapsource.connect('activate', self.diff._on_wraplines_toggled)
461
 
        mb_view_wrapsource.show()
462
 
        mb_view_menu.append(mb_view_wrapsource)
463
 
        mb_view.show()
464
 
        mb_view.set_submenu(mb_view_menu)
465
 
        mb_view.show()
466
 
        menubar.append(mb_view)
467
 
        menubar.show()
468
 
        return menubar
469
 
    
470
 
    def _get_button_bar(self, operations):
 
441
 
 
442
    def _get_button_bar(self):
471
443
        """Return a button bar to use.
472
444
 
473
445
        :return: None, meaning that no button bar will be used.
474
446
        """
475
 
        if operations is None:
476
 
            return None
 
447
        return None
 
448
 
 
449
    def set_diff_text(self, description, lines):
 
450
        """Set the diff from a text.
 
451
 
 
452
        The diff must be in unified diff format, and will be parsed to
 
453
        determine filenames.
 
454
        """
 
455
        self.diff.set_diff_text(lines)
 
456
        self.set_title(description + " - bzrk diff")
 
457
 
 
458
    def set_diff(self, description, rev_tree, parent_tree):
 
459
        """Set the differences showed by this window.
 
460
 
 
461
        Compares the two trees and populates the window with the
 
462
        differences.
 
463
        """
 
464
        self.diff.set_diff(rev_tree, parent_tree)
 
465
        self.set_title(description + " - bzrk diff")
 
466
 
 
467
    def set_file(self, file_path):
 
468
        self.diff.set_file(file_path)
 
469
 
 
470
 
 
471
class MergeDirectiveWindow(DiffWindow):
 
472
 
 
473
    def __init__(self, directive, path):
 
474
        DiffWindow.__init__(self, None)
 
475
        self._merge_target = None
 
476
        self.directive = directive
 
477
        self.path = path
 
478
 
 
479
    def _get_button_bar(self):
 
480
        """The button bar has only the Merge button"""
 
481
        merge_button = gtk.Button('Merge')
 
482
        merge_button.show()
 
483
        merge_button.set_relief(gtk.RELIEF_NONE)
 
484
        merge_button.connect("clicked", self.perform_merge)
 
485
 
 
486
        save_button = gtk.Button('Save')
 
487
        save_button.show()
 
488
        save_button.set_relief(gtk.RELIEF_NONE)
 
489
        save_button.connect("clicked", self.perform_save)
 
490
 
477
491
        hbox = gtk.HButtonBox()
478
492
        hbox.set_layout(gtk.BUTTONBOX_START)
479
 
        for title, method in operations:
480
 
            merge_button = gtk.Button(title)
481
 
            merge_button.show()
482
 
            merge_button.set_relief(gtk.RELIEF_NONE)
483
 
            merge_button.connect("clicked", method)
484
 
            hbox.pack_start(merge_button, expand=False, fill=True)
 
493
        hbox.pack_start(merge_button, expand=False, fill=True)
 
494
        hbox.pack_start(save_button, expand=False, fill=True)
485
495
        hbox.show()
486
496
        return hbox
487
497
 
488
 
    def _get_merge_target(self):
489
 
        d = gtk.FileChooserDialog('Merge branch', self,
490
 
                                  gtk.FILE_CHOOSER_ACTION_SELECT_FOLDER,
491
 
                                  buttons=(gtk.STOCK_OK, gtk.RESPONSE_OK,
492
 
                                           gtk.STOCK_CANCEL,
493
 
                                           gtk.RESPONSE_CANCEL,))
494
 
        try:
495
 
            result = d.run()
496
 
            if result != gtk.RESPONSE_OK:
497
 
                raise SelectCancelled()
498
 
            return d.get_current_folder_uri()
499
 
        finally:
500
 
            d.destroy()
501
 
 
502
 
    def _merge_successful(self):
503
 
        # No conflicts found.
504
 
        info_dialog(_i18n('Merge successful'),
505
 
                    _i18n('All changes applied successfully.'))
506
 
 
507
 
    def _conflicts(self):
508
 
        warning_dialog(_i18n('Conflicts encountered'),
509
 
                       _i18n('Please resolve the conflicts manually'
510
 
                             ' before committing.'))
511
 
 
512
 
    def _handle_error(self, e):
513
 
        error_dialog('Error', str(e))
514
 
 
515
 
    def _get_save_path(self, basename):
516
 
        d = gtk.FileChooserDialog('Save As', self,
517
 
                                  gtk.FILE_CHOOSER_ACTION_SAVE,
518
 
                                  buttons=(gtk.STOCK_OK, gtk.RESPONSE_OK,
519
 
                                           gtk.STOCK_CANCEL,
520
 
                                           gtk.RESPONSE_CANCEL,))
521
 
        d.set_current_name(basename)
522
 
        try:
523
 
            result = d.run()
524
 
            if result != gtk.RESPONSE_OK:
525
 
                raise SelectCancelled()
526
 
            return urlutils.local_path_from_url(d.get_uri())
527
 
        finally:
528
 
            d.destroy()
529
 
 
530
 
    def set_diff(self, description, rev_tree, parent_tree):
531
 
        """Set the differences showed by this window.
532
 
 
533
 
        Compares the two trees and populates the window with the
534
 
        differences.
535
 
        """
536
 
        self.diff.set_diff(rev_tree, parent_tree)
537
 
        self.set_title(description + " - bzrk diff")
538
 
 
539
 
    def set_file(self, file_path):
540
 
        self.diff.set_file(file_path)
541
 
 
542
 
 
543
 
class DiffController(object):
544
 
 
545
 
    def __init__(self, path, patch, window=None):
546
 
        self.path = path
547
 
        self.patch = patch
548
 
        if window is None:
549
 
            window = DiffWindow(operations=self._provide_operations())
550
 
            self.initialize_window(window)
551
 
        self.window = window
552
 
 
553
 
    def initialize_window(self, window):
554
 
        window.diff.set_diff_text_sections(self.get_diff_sections())
555
 
        window.set_title(self.path + " - diff")
556
 
 
557
 
    def get_diff_sections(self):
558
 
        yield "Complete Diff", None, ''.join(self.patch)
559
 
        for patch in parse_patches(self.patch):
560
 
            oldname = patch.oldname.split('\t')[0]
561
 
            newname = patch.newname.split('\t')[0]
562
 
            yield oldname, newname, str(patch)
563
 
 
564
 
    def perform_save(self, window):
565
 
        try:
566
 
            save_path = self.window._get_save_path(osutils.basename(self.path))
567
 
        except SelectCancelled:
568
 
            return
569
 
        source = open(self.path, 'rb')
570
 
        try:
571
 
            target = open(save_path, 'wb')
572
 
            try:
573
 
                osutils.pumpfile(source, target)
574
 
            finally:
575
 
                target.close()
576
 
        finally:
577
 
            source.close()
578
 
 
579
 
    def _provide_operations(self):
580
 
        return [('Save', self.perform_save)]
581
 
 
582
 
 
583
 
class MergeDirectiveController(DiffController):
584
 
 
585
 
    def __init__(self, path, directive, window=None):
586
 
        DiffController.__init__(self, path, directive.patch.splitlines(True),
587
 
                                window)
588
 
        self.directive = directive
589
 
        self.merge_target = None
590
 
 
591
 
    def _provide_operations(self):
592
 
        return [('Merge', self.perform_merge), ('Save', self.perform_save)]
593
 
 
594
498
    def perform_merge(self, window):
595
 
        if self.merge_target is None:
596
 
            try:
597
 
                self.merge_target = self.window._get_merge_target()
598
 
            except SelectCancelled:
599
 
                return
600
 
        tree = workingtree.WorkingTree.open(self.merge_target)
 
499
        try:
 
500
            tree = self._get_merge_target()
 
501
        except SelectCancelled:
 
502
            return
601
503
        tree.lock_write()
602
504
        try:
603
505
            try:
608
510
                conflict_count = merger.do_merge()
609
511
                merger.set_pending()
610
512
                if conflict_count == 0:
611
 
                    self.window._merge_successful()
 
513
                    # No conflicts found.
 
514
                    info_dialog(_i18n('Merge successful'),
 
515
                                _i18n('All changes applied successfully.'))
612
516
                else:
613
 
                    self.window._conflicts()
614
517
                    # There are conflicts to be resolved.
615
 
                self.window.destroy()
 
518
                    warning_dialog(_i18n('Conflicts encountered'),
 
519
                                   _i18n('Please resolve the conflicts manually'
 
520
                                         ' before committing.'))
 
521
                self.destroy()
616
522
            except Exception, e:
617
 
                self.window._handle_error(e)
 
523
                error_dialog('Error', str(e))
618
524
        finally:
619
525
            tree.unlock()
620
526
 
 
527
    def _get_merge_target(self):
 
528
        if self._merge_target is not None:
 
529
            return self._merge_target
 
530
        d = gtk.FileChooserDialog('Merge branch', self,
 
531
                                  gtk.FILE_CHOOSER_ACTION_SELECT_FOLDER,
 
532
                                  buttons=(gtk.STOCK_OK, gtk.RESPONSE_OK,
 
533
                                           gtk.STOCK_CANCEL,
 
534
                                           gtk.RESPONSE_CANCEL,))
 
535
        try:
 
536
            result = d.run()
 
537
            if result != gtk.RESPONSE_OK:
 
538
                raise SelectCancelled()
 
539
            uri = d.get_current_folder_uri()
 
540
        finally:
 
541
            d.destroy()
 
542
        return workingtree.WorkingTree.open(uri)
 
543
 
 
544
    def perform_save(self, window):
 
545
        d = gtk.FileChooserDialog('Save As', self,
 
546
                                  gtk.FILE_CHOOSER_ACTION_SAVE,
 
547
                                  buttons=(gtk.STOCK_OK, gtk.RESPONSE_OK,
 
548
                                           gtk.STOCK_CANCEL,
 
549
                                           gtk.RESPONSE_CANCEL,))
 
550
        d.set_current_name(osutils.basename(self.path))
 
551
        try:
 
552
            try:
 
553
                result = d.run()
 
554
                if result != gtk.RESPONSE_OK:
 
555
                    raise SelectCancelled()
 
556
                uri = d.get_uri()
 
557
            finally:
 
558
                d.destroy()
 
559
        except SelectCancelled:
 
560
            return
 
561
        source = open(self.path, 'rb')
 
562
        try:
 
563
            target = open(urlutils.local_path_from_url(uri), 'wb')
 
564
            try:
 
565
                target.write(source.read())
 
566
            finally:
 
567
                target.close()
 
568
        finally:
 
569
            source.close()
 
570
 
621
571
 
622
572
def iter_changes_to_status(source, target):
623
573
    """Determine the differences between trees.