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Viewing changes to viz/treemodel.py

  • Committer: Jelmer Vernooij
  • Date: 2007-12-21 20:20:37 UTC
  • mto: This revision was merged to the branch mainline in revision 422.
  • Revision ID: jelmer@samba.org-20071221202037-6zvbwefvrte3e2zy
Fix URL.

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viz/treemodel.py
 
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# -*- coding: UTF-8 -*-
 
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"""Tree model.
 
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"""
 
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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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from time import (strftime, localtime)
 
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REVID = 0
 
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NODE = 1
 
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LINES = 2
 
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LAST_LINES = 3
 
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REVNO = 4
 
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MESSAGE = 5
 
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COMMITER = 6
 
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TIMESTAMP = 7
 
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REVISION = 8
 
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PARENTS = 9
 
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CHILDREN = 10
 
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class TreeModel(gtk.GenericTreeModel):
 
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    def __init__ (self, repository, line_graph_data):
 
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        gtk.GenericTreeModel.__init__(self)
 
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        self.revisions = {}
 
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        self.repository = repository
 
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        self.line_graph_data = line_graph_data
 
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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 11
 
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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 == MESSAGE: return gobject.TYPE_STRING
 
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        if index == COMMITER: 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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    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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        (revid, node, lines, parents,
 
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         children, revno_sequence) = self.line_graph_data[rowref]
 
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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 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 == MESSAGE: return revision.message.split("\n")[0]
 
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        if column == COMMITER: 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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    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):
 
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        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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    def on_iter_nth_child(self, parent, n):
 
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        if parent is None: return n
 
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        return None
 
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    def on_iter_parent(self, child):
 
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        return None