def test_simple(self):
lg = linegraph(self.get_graph({"A": ("B", "C"), "B": ()}), ["A"])
self.assertEquals(lg,
([
['A', (0, 0), [(0, 0, 0)], ['B'], [], (2,)],
['B', (0, 0), [], (), ['A'], (1,)]
],
{'A': 0, 'B': 1},
1))
def populate(self, revision=None):
"""Fill the treeview with contents.
:param start: Revision id of revision to start with.
:param maxnum: Maximum number of revisions to display, or None
for no limit.
:param broken_line_length: After how much lines branches \
should be broken.
"""
if getattr(ui.ui_factory, "set_progress_bar_widget", None) is not None:
# We'are using our own ui, let's tell it to use our widget.
ui.ui_factory.set_progress_bar_widget(self.progress_widget)
self.progress_bar = ui.ui_factory.nested_progress_bar()
self.progress_bar.update("Loading ancestry graph", 0, 5)
try:
if self.compact:
broken_line_length = 32
else:
broken_line_length = None
show_graph = self.graph_column.get_visible()
self.branch.lock_read()
(linegraphdata, index, columns_len) = linegraph(
self.branch.repository.get_graph(),
self.start,
self.maxnum,
broken_line_length,
show_graph,
self.mainline_only,
self.progress_bar)
self.model.set_line_graph_data(linegraphdata)
self.graph_cell.columns_len = columns_len
width = self.graph_cell.get_preferred_width(self.treeview)[1]
if width > 500:
width = 500
elif width == 0:
# The get_preferred_width() call got an insane value.
width = 200
self.graph_column.set_fixed_width(width)
self.graph_column.set_max_width(width)
self.index = index
self.treeview.set_model(self.model)
if not revision or revision == NULL_REVISION:
self.treeview.set_cursor(Gtk.TreePath(path=0), None, False)
else:
self.set_revision(revision)
self.emit('refreshed')
return False
finally:
self.progress_bar.finished()
