/b-gtk/fix-viz

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Viewing changes to loom.py

  • Committer: Mikkel Kamstrup Erlandsen
  • Date: 2011-09-28 07:45:39 UTC
  • mto: This revision was merged to the branch mainline in revision 740.
  • Revision ID: mikkel.kamstrup@gmail.com-20110928074539-qxl1yn1bkjel6ir0
https://launchpad.net/bugs/861201
Add X-GNOME-Autostart-Delay=30 to bzr-notify.desktop

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loom.py
 
1
# Copyright (C) 2008 Jelmer Vernooij <jelmer@samba.org>
 
2
#
 
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# This program is free software; you can redistribute it and/or modify
 
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# it under the terms of the GNU General Public License as published by
 
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# the Free Software Foundation; either version 2 of the License, or
 
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# (at your option) any later version.
 
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#
 
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# This program is distributed in the hope that it will be useful,
 
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
 
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 
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# GNU General Public License for more details.
 
12
#
 
13
# You should have received a copy of the GNU General Public License
 
14
# along with this program; if not, write to the Free Software
 
15
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 
16
 
 
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try:
 
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    import pygtk
 
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    pygtk.require("2.0")
 
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except:
 
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    pass
 
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import gtk
 
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import gobject
 
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from bzrlib.plugins.gtk.diff import DiffWidget
 
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from bzrlib.plugins.gtk.dialog import question_dialog
 
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from bzrlib.plugins.loom import (
 
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    branch as loom_branch,
 
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    tree as loom_tree,
 
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    )
 
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from bzrlib.plugins.gtk.i18n import _i18n
 
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34
 
 
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class LoomDialog(gtk.Dialog):
 
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    """Simple Loom browse dialog."""
 
37
 
 
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    def __init__(self, branch, tree=None, parent=None):
 
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        gtk.Dialog.__init__(self, title="Threads",
 
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                                  parent=parent,
 
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                                  flags=0,
 
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                                  buttons=(gtk.STOCK_CLOSE,gtk.RESPONSE_OK))
 
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        self.branch = branch
 
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        if tree is not None:
 
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            self.tree = loom_tree.LoomTreeDecorator(tree)
 
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        else:
 
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            self.tree = None
 
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        self._construct()
 
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    def run(self):
 
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        try:
 
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            loom_branch.require_loom_branch(self.branch)
 
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        except loom_branch.NotALoom:
 
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            response = question_dialog(
 
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                _i18n("Upgrade to Loom branch?"),
 
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                _i18n("Branch is not a loom branch. Upgrade to Loom format?"),
 
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                parent=self)
 
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                # Doesn't set a parent for the dialog..
 
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            if response == gtk.RESPONSE_NO:
 
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                return
 
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            assert self.branch.nick is not None
 
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            loom_branch.loomify(self.branch)
 
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        self._load_threads()
 
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        return super(LoomDialog, self).run()
 
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    def _construct(self):
 
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        hbox = gtk.HBox()
 
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        self._threads_scroller = gtk.ScrolledWindow()
 
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        self._threads_scroller.set_policy(gtk.POLICY_AUTOMATIC, gtk.POLICY_AUTOMATIC)
 
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        self._threads_view = gtk.TreeView()
 
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        self._threads_scroller.add(self._threads_view)
 
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        self._threads_scroller.set_shadow_type(gtk.SHADOW_IN)
 
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        hbox.pack_start(self._threads_scroller)
 
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        self._threads_store = gtk.ListStore(
 
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                gobject.TYPE_STRING, gobject.TYPE_STRING, gobject.TYPE_PYOBJECT, gobject.TYPE_STRING)
 
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        self._threads_view.set_model(self._threads_store)
 
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        self._threads_view.append_column(gtk.TreeViewColumn("Name", gtk.CellRendererText(), text=0))
 
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        self._threads_view.connect('cursor-changed', self._on_view_thread)
 
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        if self.tree is not None:
 
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            self._threads_view.connect('row-activated', self._on_switch_thread)
 
84
 
 
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        self._diff = DiffWidget()
 
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        self._diff.show()
 
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        hbox.pack_end(self._diff)
 
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        hbox.show_all()
 
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        self.vbox.pack_start(hbox)
 
91
 
 
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        # FIXME: Buttons: combine-thread, revert-loom, record
 
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        self.set_default_size(500, 350)
 
94
 
 
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    def _on_view_thread(self, treeview):
 
96
        treeselection = treeview.get_selection()
 
97
        (model, selection) = treeselection.get_selected()
 
98
        if selection is None:
 
99
            return
 
100
        revid, parent_revid = model.get(selection, 1, 3)
 
101
        if parent_revid is None:
 
102
            return
 
103
        self.branch.lock_read()
 
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        try:
 
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            (rev_tree, parent_tree) = tuple(self.branch.repository.revision_trees([revid, parent_revid]))
 
106
            self._diff.set_diff(rev_tree, parent_tree)
 
107
        finally:
 
108
            self.branch.unlock()
 
109
 
 
110
    def _on_switch_thread(self, treeview, path, view_column):
 
111
        new_thread = self._threads_store.get_value(self._threads_store.get_iter(path), 0)
 
112
        self.tree.down_thread(new_thread)
 
113
 
 
114
    def _load_threads(self):
 
115
        self._threads_store.clear()
 
116
        
 
117
        self.branch.lock_read()
 
118
        try:
 
119
            threads = self.branch.get_loom_state().get_threads()
 
120
            last_revid = None
 
121
            for name, revid, parent_ids in reversed(threads):
 
122
                self._threads_store.append([name, revid, parent_ids, last_revid])
 
123
                last_revid = revid
 
124
        finally:
 
125
            self.branch.unlock()