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# -*- coding: UTF-8 -*-
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"""Revision history view.
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__copyright__ = "Copyright � 2005 Canonical Ltd."
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__author__ = "Daniel Schierbeck <daniel.schierbeck@gmail.com>"
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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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class TreeView(gtk.ScrolledWindow):
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'revisions-loaded': (gobject.SIGNAL_RUN_FIRST,
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'revision-selected': (gobject.SIGNAL_RUN_FIRST,
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def __init__(self, branch, start, maxnum, broken_line_length=None):
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"""Create a new TreeView.
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:param branch: Branch object for branch to show.
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:param start: Revision id of top revision.
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:param maxnum: Maximum number of revisions to display,
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:param broken_line_length: After how much lines to break
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gtk.ScrolledWindow.__init__(self)
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self.set_policy(gtk.POLICY_NEVER, gtk.POLICY_AUTOMATIC)
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self.set_shadow_type(gtk.SHADOW_IN)
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self.construct_treeview()
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self.branch.lock_read()
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gobject.idle_add(self.populate, start, maxnum,
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self.connect('destroy', lambda w: self.branch.unlock())
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def get_revision(self):
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"""Return revision id of currently selected revision, or None."""
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def set_revision(self, revid):
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"""Change the currently selected revision.
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:param revid: Revision id of revision to display.
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self.treeview.set_cursor(self.index[revid])
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self.treeview.grab_focus()
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def get_children(self):
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"""Return the children of the currently selected revision.
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:return: list of revision ids.
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def get_parents(self):
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"""Return the parents of the currently selected revision.
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:return: list of revision ids.
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"""Signal handler for the Back button."""
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(path, col) = self.treeview.get_cursor()
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revision = self.model[path][treemodel.REVISION]
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parents = self.model[path][treemodel.PARENTS]
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for parent_id in parents:
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parent_index = self.index[parent_id]
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parent = self.model[parent_index][treemodel.REVISION]
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if same_branch(revision, parent):
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self.treeview.set_cursor(parent_index)
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self.treeview.set_cursor(self.index[parents[0]])
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self.treeview.grab_focus()
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"""Signal handler for the Forward button."""
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(path, col) = self.treeview.get_cursor()
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revision = self.model[path][treemodel.REVISION]
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children = self.model[path][treemodel.CHILDREN]
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if not len(children):
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for child_id in children:
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child_index = self.index[child_id]
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child = self.model[child_index][treemodel.REVISION]
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if same_branch(child, revision):
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self.treeview.set_cursor(child_index)
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self.treeview.set_cursor(self.index[children[0]])
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self.treeview.grab_focus()
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def populate(self, start, maxnum, broken_line_length=None):
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"""Fill the treeview with contents.
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:param start: Revision id of revision to start with.
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:param maxnum: Maximum number of revisions to display, or None
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:param broken_line_length: After how much lines branches \
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(linegraphdata, index, columns_len) = linegraph(self.branch.repository,
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self.model = TreeModel(self.branch.repository, 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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self.graph_column.set_fixed_width(width)
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self.graph_column.set_max_width(width)
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self.treeview.set_model(self.model)
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self.treeview.set_cursor(0)
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self.emit('revisions-loaded')
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def show_diff(self, branch, revid, parentid):
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"""Open a new window to show a diff between the given revisions."""
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from bzrlib.plugins.gtk.diff import DiffWindow
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window = DiffWindow(parent=self)
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(parent_tree, rev_tree) = branch.repository.revision_trees([parentid,
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description = revid + " - " + branch.nick
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window.set_diff(description, rev_tree, parent_tree)
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def construct_treeview(self):
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self.treeview = gtk.TreeView()
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self.treeview.set_rules_hint(True)
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self.treeview.set_search_column(4)
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self.treeview.get_selection().connect("changed",
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self._on_selection_changed)
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self.treeview.connect("row-activated",
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self._on_revision_activated)
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self.treeview.connect("button-release-event",
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self._on_revision_selected)
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self.treeview.set_property('fixed-height-mode', True)
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self.add(self.treeview)
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cell = gtk.CellRendererText()
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cell.set_property("width-chars", 15)
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cell.set_property("ellipsize", pango.ELLIPSIZE_END)
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column = gtk.TreeViewColumn("Revision No")
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column.set_resizable(True)
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column.set_sizing(gtk.TREE_VIEW_COLUMN_FIXED)
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column.set_fixed_width(cell.get_size(self.treeview)[2])
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column.pack_start(cell, expand=True)
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column.add_attribute(cell, "text", treemodel.REVNO)
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self.treeview.append_column(column)
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self.graph_cell = CellRendererGraph()
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self.graph_column = gtk.TreeViewColumn()
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self.graph_column.set_resizable(True)
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self.graph_column.set_sizing(gtk.TREE_VIEW_COLUMN_FIXED)
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self.graph_column.pack_start(self.graph_cell, expand=False)
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self.graph_column.add_attribute(self.graph_cell, "node", treemodel.NODE)
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self.graph_column.add_attribute(self.graph_cell, "in-lines", treemodel.LAST_LINES)
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self.graph_column.add_attribute(self.graph_cell, "out-lines", treemodel.LINES)
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self.treeview.append_column(self.graph_column)
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cell = gtk.CellRendererText()
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cell.set_property("width-chars", 65)
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cell.set_property("ellipsize", pango.ELLIPSIZE_END)
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column = gtk.TreeViewColumn("Message")
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column.set_resizable(True)
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column.set_sizing(gtk.TREE_VIEW_COLUMN_FIXED)
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column.set_fixed_width(cell.get_size(self.treeview)[2])
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column.pack_start(cell, expand=True)
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column.add_attribute(cell, "text", treemodel.MESSAGE)
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self.treeview.append_column(column)
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cell = gtk.CellRendererText()
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cell.set_property("width-chars", 15)
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cell.set_property("ellipsize", pango.ELLIPSIZE_END)
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column = gtk.TreeViewColumn("Committer")
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column.set_resizable(True)
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column.set_sizing(gtk.TREE_VIEW_COLUMN_FIXED)
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column.set_fixed_width(cell.get_size(self.treeview)[2])
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column.pack_start(cell, expand=True)
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column.add_attribute(cell, "text", treemodel.COMMITER)
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self.treeview.append_column(column)
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def _on_selection_changed(self, selection, *args):
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"""callback for when the treeview changes."""
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(model, selected_rows) = selection.get_selected_rows()
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if len(selected_rows) > 0:
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iter = self.model.get_iter(selected_rows[0])
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self.revision = self.model.get_value(iter, treemodel.REVISION)
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self.parents = self.model.get_value(iter, treemodel.PARENTS)
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self.children = self.model.get_value(iter, treemodel.CHILDREN)
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self.emit('revision-selected')
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def _on_revision_selected(self, widget, event):
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from bzrlib.plugins.gtk.revisionmenu import RevisionPopupMenu
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if event.button == 3:
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menu = RevisionPopupMenu(self.branch.repository,
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[self.get_revision().revision_id],
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menu.popup(None, None, None, event.button, event.get_time())
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def _on_revision_activated(self, widget, path, col):
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# TODO: more than one parent
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"""Callback for when a treeview row gets activated."""
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revision_id = self.model[path][treemodel.REVID]
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parents = self.model[path][treemodel.PARENTS]
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if len(parents) == 0:
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# Ignore revisions without parent
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parent_id = parents[0]
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self.show_diff(self.branch, revision_id, parent_id)
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self.treeview.grab_focus()
added
removed
viz/treeview.py
