/b-gtk/fix-viz

To get this branch, use:
bzr branch http://gegoxaren.bato24.eu/bzr/b-gtk/fix-viz

« back to all changes in this revision

Viewing changes to loom.py

  • Committer: Jelmer Vernooij
  • Date: 2012-03-29 13:15:14 UTC
  • mfrom: (786.1.1 register-lazy)
  • Revision ID: jelmer@samba.org-20120329131514-knrl1w2wzntx89rv
Use lazy registration.

Show diffs side-by-side

added added

removed removed

Lines of Context:
loom.py
 
1
# Copyright (C) 2008 Jelmer Vernooij <jelmer@samba.org>
 
2
#
 
3
# This program is free software; you can redistribute it and/or modify
 
4
# it under the terms of the GNU General Public License as published by
 
5
# the Free Software Foundation; either version 2 of the License, or
 
6
# (at your option) any later version.
 
7
#
 
8
# This program is distributed in the hope that it will be useful,
 
9
# but WITHOUT ANY WARRANTY; without even the implied warranty of
 
10
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 
11
# 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
 
 
17
from gi.repository import Gtk
 
18
from gi.repository import GObject
 
19
 
 
20
from bzrlib.plugins.gtk.diff import DiffWidget
 
21
from bzrlib.plugins.gtk.dialog import question_dialog
 
22
from bzrlib.plugins.loom import (
 
23
    branch as loom_branch,
 
24
    tree as loom_tree,
 
25
    )
 
26
from bzrlib.plugins.gtk.i18n import _i18n
 
27
 
 
28
 
 
29
class LoomDialog(Gtk.Dialog):
 
30
    """Simple Loom browse dialog."""
 
31
 
 
32
    def __init__(self, branch, tree=None, parent=None):
 
33
        super(LoomDialog, self).__init__(
 
34
            title="Threads", parent=parent, flags=0,
 
35
            buttons=(Gtk.STOCK_CLOSE,Gtk.ResponseType.OK))
 
36
        self.branch = branch
 
37
        if tree is not None:
 
38
            self.tree = loom_tree.LoomTreeDecorator(tree)
 
39
        else:
 
40
            self.tree = None
 
41
 
 
42
        self._construct()
 
43
 
 
44
    def run(self):
 
45
        try:
 
46
            loom_branch.require_loom_branch(self.branch)
 
47
        except loom_branch.NotALoom:
 
48
            response = question_dialog(
 
49
                _i18n("Upgrade to Loom branch?"),
 
50
                _i18n("Branch is not a loom branch. Upgrade to Loom format?"),
 
51
                parent=self)
 
52
                # Doesn't set a parent for the dialog..
 
53
            if response == Gtk.ResponseType.NO:
 
54
                return
 
55
            assert self.branch.nick is not None
 
56
            loom_branch.loomify(self.branch)
 
57
        self._load_threads()
 
58
        return super(LoomDialog, self).run()
 
59
 
 
60
    def _construct(self):
 
61
        hbox = Gtk.HBox()
 
62
 
 
63
        self._threads_scroller = Gtk.ScrolledWindow()
 
64
        self._threads_scroller.set_policy(Gtk.PolicyType.AUTOMATIC, Gtk.PolicyType.AUTOMATIC)
 
65
        self._threads_view = Gtk.TreeView()
 
66
        self._threads_scroller.add(self._threads_view)
 
67
        self._threads_scroller.set_shadow_type(Gtk.ShadowType.IN)
 
68
        hbox.pack_start(self._threads_scroller, True, True, 0)
 
69
 
 
70
        self._threads_store = Gtk.ListStore(
 
71
                GObject.TYPE_STRING, GObject.TYPE_STRING, GObject.TYPE_PYOBJECT, GObject.TYPE_STRING)
 
72
        self._threads_view.set_model(self._threads_store)
 
73
        self._threads_view.append_column(Gtk.TreeViewColumn("Name", Gtk.CellRendererText(), text=0))
 
74
        self._threads_view.connect('cursor-changed', self._on_view_thread)
 
75
        if self.tree is not None:
 
76
            self._threads_view.connect('row-activated', self._on_switch_thread)
 
77
 
 
78
        self._diff = DiffWidget()
 
79
        self._diff.show()
 
80
        hbox.pack_end(self._diff, False, False, 0)
 
81
 
 
82
        hbox.show_all()
 
83
        self.get_content_area().pack_start(hbox, True, True, 0)
 
84
 
 
85
        # FIXME: Buttons: combine-thread, revert-loom, record
 
86
        self.set_default_size(500, 350)
 
87
 
 
88
    def _on_view_thread(self, treeview):
 
89
        treeselection = treeview.get_selection()
 
90
        (model, selection) = treeselection.get_selected()
 
91
        if selection is None:
 
92
            return
 
93
        revid, parent_revid = model.get(selection, 1, 3)
 
94
        if parent_revid is None:
 
95
            return
 
96
        self.branch.lock_read()
 
97
        try:
 
98
            (rev_tree, parent_tree) = tuple(self.branch.repository.revision_trees([revid, parent_revid]))
 
99
            self._diff.set_diff(rev_tree, parent_tree)
 
100
        finally:
 
101
            self.branch.unlock()
 
102
 
 
103
    def _on_switch_thread(self, treeview, path, view_column):
 
104
        new_thread = self._threads_store.get_value(self._threads_store.get_iter(path), 0)
 
105
        self.tree.down_thread(new_thread)
 
106
 
 
107
    def _load_threads(self):
 
108
        self._threads_store.clear()
 
109
        
 
110
        self.branch.lock_read()
 
111
        try:
 
112
            threads = self.branch.get_loom_state().get_threads()
 
113
            last_revid = None
 
114
            for name, revid, parent_ids in reversed(threads):
 
115
                self._threads_store.append([name, revid, parent_ids, last_revid])
 
116
                last_revid = revid
 
117
        finally:
 
118
            self.branch.unlock()