/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 viz/treeview.py

  • Committer: Jelmer Vernooij
  • Date: 2007-07-15 18:12:57 UTC
  • Revision ID: jelmer@samba.org-20070715181257-g264qus2zyi3v39z
Add RevisionSelectionBox widget, use in TagDialog.

Show diffs side-by-side

added added

removed removed

Lines of Context:
1
 
# -*- coding: UTF-8 -*-
2
 
"""Revision history view.
3
 
 
4
 
"""
5
 
 
6
 
__copyright__ = "Copyright � 2005 Canonical Ltd."
7
 
__author__    = "Daniel Schierbeck <daniel.schierbeck@gmail.com>"
8
 
 
9
 
import sys
10
 
import string
11
 
import gtk
12
 
import gobject
13
 
import pango
14
 
import re
15
 
import treemodel
16
 
 
17
 
from linegraph import linegraph, same_branch
18
 
from graphcell import CellRendererGraph
19
 
from treemodel import TreeModel
20
 
 
21
 
class TreeView(gtk.ScrolledWindow):
22
 
 
23
 
    __gsignals__ = {
24
 
            'revisions-loaded': (gobject.SIGNAL_RUN_FIRST, 
25
 
                                 gobject.TYPE_NONE,
26
 
                                 ()),
27
 
            'revision-selected': (gobject.SIGNAL_RUN_FIRST,
28
 
                                  gobject.TYPE_NONE,
29
 
                                  ())
30
 
    }
31
 
 
32
 
    def __init__(self, branch, start, maxnum):
33
 
        gtk.ScrolledWindow.__init__(self)
34
 
 
35
 
        self.set_policy(gtk.POLICY_NEVER, gtk.POLICY_AUTOMATIC)
36
 
        self.set_shadow_type(gtk.SHADOW_IN)
37
 
 
38
 
        self.construct_treeview()
39
 
 
40
 
        self.branch = branch
41
 
        self.branch.lock_read()
42
 
 
43
 
        gobject.idle_add(self.populate, start, maxnum)
44
 
 
45
 
        self.revision = None
46
 
        self.children = None
47
 
        self.parents  = None
48
 
 
49
 
        self.connect('destroy', lambda w: self.branch.unlock())
50
 
 
51
 
    def get_revision(self):
52
 
        return self.revision
53
 
 
54
 
    def set_revision(self, revid):
55
 
        self.treeview.set_cursor(self.index[revid])
56
 
        self.treeview.grab_focus()
57
 
 
58
 
    def get_children(self):
59
 
        return self.children
60
 
 
61
 
    def get_parents(self):
62
 
        return self.parents
63
 
        
64
 
    def back(self):
65
 
        (path, col) = self.treeview.get_cursor()
66
 
        revision = self.model[path][treemodel.REVISION]
67
 
        parents = self.model[path][treemodel.PARENTS]
68
 
        if not len(parents):
69
 
            return
70
 
 
71
 
        for parent_id in parents:
72
 
            parent_index = self.index[parent_id]
73
 
            parent = self.model[parent_index][treemodel.REVISION]
74
 
            if same_branch(revision, parent):
75
 
                self.treeview.set_cursor(parent_index)
76
 
                break
77
 
        else:
78
 
            self.treeview.set_cursor(self.index[parents[0]])
79
 
        self.treeview.grab_focus()
80
 
 
81
 
    def forward(self):
82
 
        (path, col) = self.treeview.get_cursor()
83
 
        revision = self.model[path][treemodel.REVISION]
84
 
        children = self.model[path][treemodel.CHILDREN]
85
 
        if not len(children):
86
 
            return
87
 
 
88
 
        for child_id in children:
89
 
            child_index = self.index[child_id]
90
 
            child = self.model[child_index][treemodel.REVISION]
91
 
            if same_branch(child, revision):
92
 
                self.treeview.set_cursor(child_index)
93
 
                break
94
 
        else:
95
 
            self.treeview.set_cursor(self.index[children[0]])
96
 
        self.treeview.grab_focus()
97
 
 
98
 
    def populate(self, start, maxnum):
99
 
        (linegraphdata, index, columns_len) = linegraph(self.branch,
100
 
                                                        start,
101
 
                                                        maxnum)
102
 
 
103
 
        self.model = TreeModel(self.branch, linegraphdata)
104
 
        self.graph_cell.columns_len = columns_len
105
 
        width = self.graph_cell.get_size(self.treeview)[2]
106
 
        self.graph_column.set_fixed_width(width)
107
 
        self.graph_column.set_max_width(width)
108
 
        self.index = index
109
 
        self.treeview.set_model(self.model)
110
 
        self.treeview.set_cursor(0)
111
 
        self.emit('revisions-loaded')
112
 
 
113
 
        return False
114
 
 
115
 
    def show_diff(self, branch, revid, parentid):
116
 
        """Open a new window to show a diff between the given revisions."""
117
 
        from bzrlib.plugins.gtk.diff import DiffWindow
118
 
        window = DiffWindow(parent=self)
119
 
        (parent_tree, rev_tree) = branch.repository.revision_trees([parentid, 
120
 
                                                                   revid])
121
 
        description = revid + " - " + branch.nick
122
 
        window.set_diff(description, rev_tree, parent_tree)
123
 
        window.show()
124
 
 
125
 
    def construct_treeview(self):
126
 
        self.treeview = gtk.TreeView()
127
 
 
128
 
        self.treeview.set_rules_hint(True)
129
 
        self.treeview.set_search_column(4)
130
 
 
131
 
        self.treeview.get_selection().connect("changed",
132
 
                self._on_selection_changed)
133
 
 
134
 
        self.treeview.connect("row-activated", 
135
 
                self._on_revision_activated)
136
 
 
137
 
        self.treeview.connect("button-release-event", 
138
 
                self._on_revision_selected)
139
 
 
140
 
        self.treeview.set_property('fixed-height-mode', True)
141
 
 
142
 
        self.add(self.treeview)
143
 
        self.treeview.show()
144
 
 
145
 
        cell = gtk.CellRendererText()
146
 
        cell.set_property("width-chars", 15)
147
 
        cell.set_property("ellipsize", pango.ELLIPSIZE_END)
148
 
        column = gtk.TreeViewColumn("Revision No")
149
 
        column.set_resizable(True)
150
 
        column.set_sizing(gtk.TREE_VIEW_COLUMN_FIXED)
151
 
        column.set_fixed_width(cell.get_size(self.treeview)[2])
152
 
        column.pack_start(cell, expand=True)
153
 
        column.add_attribute(cell, "text", treemodel.REVNO)
154
 
        self.treeview.append_column(column)
155
 
 
156
 
        self.graph_cell = CellRendererGraph()
157
 
        self.graph_column = gtk.TreeViewColumn()
158
 
        self.graph_column.set_resizable(True)
159
 
        self.graph_column.set_sizing(gtk.TREE_VIEW_COLUMN_FIXED)
160
 
        self.graph_column.pack_start(self.graph_cell, expand=False)
161
 
        self.graph_column.add_attribute(self.graph_cell, "node", treemodel.NODE)
162
 
        self.graph_column.add_attribute(self.graph_cell, "in-lines", treemodel.LAST_LINES)
163
 
        self.graph_column.add_attribute(self.graph_cell, "out-lines", treemodel.LINES)
164
 
        self.treeview.append_column(self.graph_column)
165
 
 
166
 
        cell = gtk.CellRendererText()
167
 
        cell.set_property("width-chars", 65)
168
 
        cell.set_property("ellipsize", pango.ELLIPSIZE_END)
169
 
        column = gtk.TreeViewColumn("Message")
170
 
        column.set_resizable(True)
171
 
        column.set_sizing(gtk.TREE_VIEW_COLUMN_FIXED)
172
 
        column.set_fixed_width(cell.get_size(self.treeview)[2])
173
 
        column.pack_start(cell, expand=True)
174
 
        column.add_attribute(cell, "text", treemodel.MESSAGE)
175
 
        self.treeview.append_column(column)
176
 
 
177
 
        cell = gtk.CellRendererText()
178
 
        cell.set_property("width-chars", 15)
179
 
        cell.set_property("ellipsize", pango.ELLIPSIZE_END)
180
 
        column = gtk.TreeViewColumn("Committer")
181
 
        column.set_resizable(True)
182
 
        column.set_sizing(gtk.TREE_VIEW_COLUMN_FIXED)
183
 
        column.set_fixed_width(cell.get_size(self.treeview)[2])
184
 
        column.pack_start(cell, expand=True)
185
 
        column.add_attribute(cell, "text", treemodel.COMMITER)
186
 
        self.treeview.append_column(column)
187
 
 
188
 
    def _on_selection_changed(self, selection, *args):
189
 
        """callback for when the treeview changes."""
190
 
        (model, selected_rows) = selection.get_selected_rows()
191
 
        if len(selected_rows) > 0:
192
 
            iter = self.model.get_iter(selected_rows[0])
193
 
            self.revision = self.model.get_value(iter, treemodel.REVISION)
194
 
            self.parents = self.model.get_value(iter, treemodel.PARENTS)
195
 
            self.children = self.model.get_value(iter, treemodel.CHILDREN)
196
 
 
197
 
            self.emit('revision-selected')
198
 
 
199
 
    def _on_revision_selected(self, widget, event):
200
 
        from bzrlib.plugins.gtk.revisionmenu import RevisionPopupMenu
201
 
        if event.button == 3:
202
 
            menu = RevisionPopupMenu(self.branch.repository, 
203
 
                [self.get_revision().revision_id],
204
 
                self.branch)
205
 
            menu.popup(None, None, None, event.button, event.get_time())
206
 
 
207
 
    def _on_revision_activated(self, widget, path, col):
208
 
        # TODO: more than one parent
209
 
        """Callback for when a treeview row gets activated."""
210
 
        revision_id = self.model[path][treemodel.REVID]
211
 
        parents = self.model[path][treemodel.PARENTS]
212
 
        if len(parents) == 0:
213
 
            # Ignore revisions without parent
214
 
            return
215
 
        parent_id = parents[0]
216
 
        self.show_diff(self.branch, revision_id, parent_id)
217
 
        self.treeview.grab_focus()