/b-gtk/fix-viz

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Viewing changes to branchview/treeview.py

  • Committer: Jelmer Vernooij
  • Date: 2011-02-18 11:53:18 UTC
  • mfrom: (452.5.2 viz-locks)
  • Revision ID: jelmer@samba.org-20110218115318-xgsxhn13fd3m6nj9
https://launchpad.net/bugs/93652
Add lock dialog. (Daniel Schierbeck)

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branchview/treeview.py
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import pango
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import re
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import treemodel
 
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from bzrlib import ui
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from bzrlib.plugins.gtk import _i18n
 
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from bzrlib.plugins.gtk.ui import GtkProgressBar, ProgressPanel
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from linegraph import linegraph, same_branch
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from graphcell import CellRendererGraph
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from treemodel import TreeModel
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from bzrlib.revision import NULL_REVISION
 
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from bzrlib.plugins.gtk import lock
 
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class TreeView(gtk.VBox):
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    }
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    __gsignals__ = {
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        'revisions-loaded': (gobject.SIGNAL_RUN_FIRST, 
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                             gobject.TYPE_NONE,
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                             ()),
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        'revision-selected': (gobject.SIGNAL_RUN_FIRST,
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                              gobject.TYPE_NONE,
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                              ()),
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                              (gobject.TYPE_PYOBJECT, gobject.TYPE_PYOBJECT)),
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        'tag-added': (gobject.SIGNAL_RUN_FIRST,
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                              gobject.TYPE_NONE,
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                              (gobject.TYPE_STRING, gobject.TYPE_STRING))
 
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                              (gobject.TYPE_STRING, gobject.TYPE_STRING)),
 
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        'refreshed': (gobject.SIGNAL_RUN_FIRST, gobject.TYPE_NONE,
 
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                              ())
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    }
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99
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    def __init__(self, branch, start, maxnum, compact=True):
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        """
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        gtk.VBox.__init__(self, spacing=0)
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        self.pack_start(self.construct_loading_msg(), expand=False, fill=True)
112
 
        self.connect('revisions-loaded', 
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                lambda x: self.loading_msg_box.hide())
 
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        self.progress_widget = ProgressPanel()
 
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        self.pack_start(self.progress_widget, expand=False, fill=True)
 
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        if getattr(ui.ui_factory, "set_progress_bar_widget", None) is not None:
 
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            # We'are using our own ui, let's tell it to use our widget.
 
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            ui.ui_factory.set_progress_bar_widget(self.progress_widget)
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        self.scrolled_window = gtk.ScrolledWindow()
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        self.scrolled_window.set_policy(gtk.POLICY_AUTOMATIC,
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        self.pack_start(self.scrolled_window, expand=True, fill=True)
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        self.scrolled_window.add(self.construct_treeview())
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        self.iter = None
 
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        self.path = None
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        self.branch = branch
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        self.revision = None
 
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        self.index = {}
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129
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        self.start = start
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        self.maxnum = maxnum
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        gobject.idle_add(self.populate)
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135
 
        self.connect("destroy", lambda x: self.branch.unlock())
 
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        self.connect("destroy", self._on_destroy)
 
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    def _on_destroy(self, *ignored):
 
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        self.branch.unlock()
 
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        if getattr(ui.ui_factory, "set_progress_bar_widget", None) is not None:
 
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            # We'are using our own ui, let's tell it to stop using our widget.
 
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            ui.ui_factory.set_progress_bar_widget(None)
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    def do_get_property(self, property):
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        if property.name == 'revno-column-visible':
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        elif property.name == 'branch':
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            return self.branch
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        elif property.name == 'revision':
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            return self.model.get_value(self.iter, treemodel.REVISION)
 
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            return self.model.get_value(self.model.get_iter(self.path),
 
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                                        treemodel.REVISION)
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        elif property.name == 'revision-number':
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            return self.model.get_value(self.iter, treemodel.REVNO)
 
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            return self.model.get_value(self.model.get_iter(self.path),
 
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                                        treemodel.REVNO)
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        elif property.name == 'children':
155
 
            return self.model.get_value(self.iter, treemodel.CHILDREN)
 
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            return self.model.get_value(self.model.get_iter(self.path),
 
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                                        treemodel.CHILDREN)
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        elif property.name == 'parents':
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            return self.model.get_value(self.iter, treemodel.PARENTS)
 
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            return self.model.get_value(self.model.get_iter(self.path),
 
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                                        treemodel.PARENTS)
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        else:
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            raise AttributeError, 'unknown property %s' % property.name
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        """Return revision id of currently selected revision, or None."""
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        return self.get_property('revision')
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198
    def has_revision_id(self, revision_id):
 
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        return (revision_id in self.index)
 
200
 
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    def set_revision(self, revision):
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        self.set_property('revision', revision)
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    def add_tag(self, tag, revid=None):
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        if revid is None: revid = self.revision.revision_id
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        try:
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            self.branch.unlock()
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        if lock.release(self.branch):
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            try:
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                self.branch.lock_write()
 
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                lock.acquire(self.branch, lock.WRITE)
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                self.model.add_tag(tag, revid)
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            finally:
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                self.branch.unlock()
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220
 
        finally:
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            self.branch.lock_read()
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223
 
        self.emit('tag-added', tag, revid)
 
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                lock.release(self.branch)
 
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            lock.acquire(self.branch, lock.READ)
 
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            self.emit('tag-added', tag, revid)
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    def refresh(self):
226
 
        self.loading_msg_box.show()
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        gobject.idle_add(self.populate, self.get_revision())
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    def update(self):
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                       should be broken.
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        """
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280
 
        if self.compact:
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            broken_line_length = 32
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        else:
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            broken_line_length = None
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        show_graph = self.graph_column.get_visible()
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        self.branch.lock_read()
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        (linegraphdata, index, columns_len) = linegraph(self.branch.repository.get_graph(),
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                                                        (self.start,) , # Sequence of start revisions
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                                                        self.maxnum, 
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                                                        broken_line_length,
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                                                        show_graph,
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                                                        self.mainline_only)
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        self.model = TreeModel(self.branch, linegraphdata)
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        self.graph_cell.columns_len = columns_len
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        width = self.graph_cell.get_size(self.treeview)[2]
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        if width > 500:
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            width = 500
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        self.graph_column.set_fixed_width(width)
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        self.graph_column.set_max_width(width)
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        self.index = index
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        self.treeview.set_model(self.model)
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        if not revision or revision == NULL_REVISION:
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            self.treeview.set_cursor(0)
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        else:
308
 
            self.set_revision(revision)
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310
 
        self.emit('revisions-loaded')
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312
 
        return False
 
294
        if getattr(ui.ui_factory, "set_progress_bar_widget", None) is not None:
 
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            # We'are using our own ui, let's tell it to use our widget.
 
296
            ui.ui_factory.set_progress_bar_widget(self.progress_widget)
 
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        self.progress_bar = ui.ui_factory.nested_progress_bar()
 
298
        self.progress_bar.update("Loading ancestry graph", 0, 5)
 
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300
        try:
 
301
            if self.compact:
 
302
                broken_line_length = 32
 
303
            else:
 
304
                broken_line_length = None
 
305
            
 
306
            show_graph = self.graph_column.get_visible()
 
307
 
 
308
            self.branch.lock_read()
 
309
            (linegraphdata, index, columns_len) = linegraph(self.branch.repository.get_graph(),
 
310
                                                            self.start,
 
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                                                            self.maxnum, 
 
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                                                            broken_line_length,
 
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                                                            show_graph,
 
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                                                            self.mainline_only,
 
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                                                            self.progress_bar)
 
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317
            self.model = TreeModel(self.branch, linegraphdata)
 
318
            self.graph_cell.columns_len = columns_len
 
319
            width = self.graph_cell.get_size(self.treeview)[2]
 
320
            if width > 500:
 
321
                width = 500
 
322
            self.graph_column.set_fixed_width(width)
 
323
            self.graph_column.set_max_width(width)
 
324
            self.index = index
 
325
            self.treeview.set_model(self.model)
 
326
 
 
327
            if not revision or revision == NULL_REVISION:
 
328
                self.treeview.set_cursor(0)
 
329
            else:
 
330
                self.set_revision(revision)
 
331
 
 
332
            self.emit('refreshed')
 
333
            return False
 
334
        finally:
 
335
            self.progress_bar.finished()
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    def construct_treeview(self):
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        self.treeview = gtk.TreeView()
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        if set_tooltip is not None:
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            set_tooltip(treemodel.MESSAGE)
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348
        self._prev_cursor_path = None
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        self.treeview.connect("cursor-changed",
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                self._on_selection_changed)
327
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        return self.treeview
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397
 
    def construct_loading_msg(self):
398
 
        image_loading = gtk.image_new_from_stock(gtk.STOCK_REFRESH,
399
 
                                                 gtk.ICON_SIZE_BUTTON)
400
 
        image_loading.show()
401
 
        
402
 
        label_loading = gtk.Label(
403
 
            _i18n("Please wait, loading ancestral graph..."))
404
 
        label_loading.set_alignment(0.0, 0.5)
405
 
        label_loading.show()
406
 
        
407
 
        self.loading_msg_box = gtk.HBox()
408
 
        self.loading_msg_box.set_spacing(5)
409
 
        self.loading_msg_box.set_border_width(5)        
410
 
        self.loading_msg_box.pack_start(image_loading, False, False)
411
 
        self.loading_msg_box.pack_start(label_loading, True, True)
412
 
        self.loading_msg_box.show()
413
 
        
414
 
        return self.loading_msg_box
415
 
 
416
421
    def _on_selection_changed(self, treeview):
417
422
        """callback for when the treeview changes."""
418
423
        (path, focus) = treeview.get_cursor()
419
 
        if path is not None:
420
 
            self.iter = self.model.get_iter(path)
 
424
        if (path is not None) and (path != self._prev_cursor_path):
 
425
            self._prev_cursor_path = path # avoid emitting twice per click
 
426
            self.path = path
421
427
            self.emit('revision-selected')
422
428
 
423
429
    def _on_revision_selected(self, widget, event):
424
 
        from bzrlib.plugins.gtk.revisionmenu import RevisionPopupMenu
 
430
        from bzrlib.plugins.gtk.revisionmenu import RevisionMenu
425
431
        if event.button == 3:
426
 
            menu = RevisionPopupMenu(self.branch.repository, 
 
432
            menu = RevisionMenu(self.branch.repository, 
427
433
                [self.get_revision().revision_id],
428
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                self.branch)
429
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            menu.connect('tag-added', lambda w, t, r: self.add_tag(t, r))