/b-gtk/fix-viz

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Viewing changes to branchview/treemodel.py

  • Committer: Curtis Hovey
  • Date: 2012-01-23 21:47:33 UTC
  • mto: This revision was merged to the branch mainline in revision 772.
  • Revision ID: sinzui.is@verizon.net-20120123214733-phsle23bl60mezc2
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branchview/treemodel.py
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# -*- coding: UTF-8 -*-
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"""Tree model.
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"""
 
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"""BranchTreeModel."""
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__copyright__ = "Copyright � 2005 Canonical Ltd."
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__author__    = "Gary van der Merwe <garyvdm@gmail.com>"
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import gtk
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import gobject
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import pango
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import re
 
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__author__ = "Gary van der Merwe <garyvdm@gmail.com>"
 
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from gi.repository import Gtk
 
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from gi.repository import GObject
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from xml.sax.saxutils import escape
 
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from bzrlib.config import parse_username
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from bzrlib.revision import NULL_REVISION
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14
 
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from time import (strftime, localtime)
 
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from time import (
 
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    strftime,
 
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    localtime,
 
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    )
 
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REVID = 0
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NODE = 1
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PARENTS = 10
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CHILDREN = 11
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TAGS = 12
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class TreeModel(gtk.GenericTreeModel):
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    def __init__ (self, branch, line_graph_data):
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        gtk.GenericTreeModel.__init__(self)
 
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AUTHORS = 13
 
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class BranchTreeModel(Gtk.ListStore):
 
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    """A model of branch's merge history."""
 
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    def __init__(self, branch, line_graph_data):
 
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        super(BranchTreeModel, self).__init__(
 
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            GObject.TYPE_STRING,
 
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            GObject.TYPE_PYOBJECT,
 
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            GObject.TYPE_PYOBJECT,
 
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            GObject.TYPE_PYOBJECT,
 
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            GObject.TYPE_STRING,
 
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            GObject.TYPE_STRING,
 
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            GObject.TYPE_STRING,
 
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            GObject.TYPE_STRING,
 
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            GObject.TYPE_STRING,
 
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            GObject.TYPE_PYOBJECT,
 
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            GObject.TYPE_PYOBJECT,
 
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            GObject.TYPE_PYOBJECT,
 
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            GObject.TYPE_PYOBJECT,
 
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            GObject.TYPE_STRING)
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        self.revisions = {}
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        self.branch = branch
 
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        self.branch = branch
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        self.repository = branch.repository
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        self.line_graph_data = line_graph_data
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        if self.branch.supports_tags():
 
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        if self.branch.supports_tags():
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            self.tags = self.branch.tags.get_reverse_tag_dict()
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        else:
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            self.tags = {}
 
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        self.set_line_graph_data(line_graph_data)
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    def add_tag(self, tag, revid):
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        self.branch.tags.set_tag(tag, revid)
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        except KeyError:
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            self.tags[revid] = [tag]
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    def on_get_flags(self):
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        return gtk.TREE_MODEL_LIST_ONLY
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    def on_get_n_columns(self):
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        return 13
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    def on_get_column_type(self, index):
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        if index == REVID: return gobject.TYPE_STRING
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        if index == NODE: return gobject.TYPE_PYOBJECT
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        if index == LINES: return gobject.TYPE_PYOBJECT
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        if index == LAST_LINES: return gobject.TYPE_PYOBJECT
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        if index == REVNO: return gobject.TYPE_STRING
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        if index == SUMMARY: return gobject.TYPE_STRING
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        if index == MESSAGE: return gobject.TYPE_STRING
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        if index == COMMITTER: return gobject.TYPE_STRING
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        if index == TIMESTAMP: return gobject.TYPE_STRING
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        if index == REVISION: return gobject.TYPE_PYOBJECT
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        if index == PARENTS: return gobject.TYPE_PYOBJECT
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        if index == CHILDREN: return gobject.TYPE_PYOBJECT
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        if index == TAGS: return gobject.TYPE_PYOBJECT
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    def on_get_iter(self, path):
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        return path[0]
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    def on_get_path(self, rowref):
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        return rowref
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    def on_get_value(self, rowref, column):
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        if len(self.line_graph_data) > 0:
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            (revid, node, lines, parents,
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             children, revno_sequence) = self.line_graph_data[rowref]
 
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    def _line_graph_item_to_model_row(self, rowref, data):
 
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        revid, node, lines, parents, children, revno_sequence = data
 
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        if rowref > 0:
 
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            last_lines = self.line_graph_data[rowref - 1][2]
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        else:
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            (revid, node, lines, parents,
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             children, revno_sequence) = (None, (0, 0), (), (),
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                                          (), ())
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        if column == REVID: return revid
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        if column == NODE: return node
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        if column == LINES: return lines
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        if column == PARENTS: return parents
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        if column == CHILDREN: return children
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        if column == LAST_LINES:
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            if rowref>0:
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                return self.line_graph_data[rowref-1][2]
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            return []
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        if column == REVNO: return ".".join(["%d" % (revno)
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                                      for revno in revno_sequence])
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        if column == TAGS: return self.tags.get(revid, [])
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            last_lines = []
 
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        revno = ".".join(["%d" % (revno) for revno in revno_sequence])
 
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        tags = self.tags.get(revid, [])
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        if not revid or revid == NULL_REVISION:
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            return None
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        if revid not in self.revisions:
 
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            revision = None
 
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        elif revid not in self.revisions:
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            revision = self.repository.get_revisions([revid])[0]
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            self.revisions[revid] = revision
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        else:
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            revision = self.revisions[revid]
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        if column == REVISION: return revision
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        if column == SUMMARY: return escape(revision.get_summary())
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        if column == MESSAGE: return escape(revision.message)
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        if column == COMMITTER: return re.sub('<.*@.*>', '', 
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                                             revision.committer).strip(' ')
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        if column == TIMESTAMP: 
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            return strftime("%Y-%m-%d %H:%M", localtime(revision.timestamp))
 
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        if revision is None:
 
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            summary = message = committer = timestamp = authors = None
 
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        else:
 
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            summary = escape(revision.get_summary())
 
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            message = escape(revision.message)
 
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            committer = parse_username(revision.committer)[0]
 
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            timestamp = strftime(
 
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                "%Y-%m-%d %H:%M", localtime(revision.timestamp))
 
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            authors = ", ".join([
 
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                parse_username(author)[0]
 
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                for author in revision.get_apparent_authors()])
 
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        return (revid, node, lines, last_lines, revno, summary, message,
 
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                committer, timestamp, revision, parents, children, tags,
 
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                authors)
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    def on_iter_next(self, rowref):
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        if rowref < len(self.line_graph_data) - 1:
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            return rowref+1
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        return None
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    def on_iter_children(self, parent):
126
 
        if parent is None: return 0
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        return None
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    def on_iter_has_child(self, rowref):
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        return False
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    def on_iter_n_children(self, rowref):
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        if rowref is None: return len(self.line_graph_data)
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        return 0
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136
 
    def on_iter_nth_child(self, parent, n):
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        if parent is None: return n
138
 
        return None
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140
 
    def on_iter_parent(self, child):
141
 
        return None
 
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    def set_line_graph_data(self, line_graph_data):
 
103
        self.clear()
 
104
        self.line_graph_data = line_graph_data
 
105
        for rowref, data in enumerate(self.line_graph_data):
 
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            row = self._line_graph_item_to_model_row(rowref, data)
 
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            self.append(row)