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Gtk3 fixes for undo history

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svn: r20379
This commit is contained in:
Nick Hall 2012-09-13 19:01:00 +00:00
parent 80dc80ec35
commit c02cd679e1
1 changed files with 47 additions and 19 deletions
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66
src/gui/undohistory.py
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@ -84,7 +84,8 @@ class UndoHistory(ManagedWindow):
self.window.connect('response', self._response)
scrolled_window = Gtk.ScrolledWindow()
scrolled_window.set_policy(Gtk.PolicyType.AUTOMATIC, Gtk.PolicyType.AUTOMATIC)
scrolled_window.set_policy(Gtk.PolicyType.AUTOMATIC,
Gtk.PolicyType.AUTOMATIC)
self.tree = Gtk.TreeView()
self.model = Gtk.ListStore(GObject.TYPE_STRING, GObject.TYPE_STRING,
GObject.TYPE_STRING, GObject.TYPE_STRING)
@ -93,15 +94,21 @@ class UndoHistory(ManagedWindow):
self.renderer = Gtk.CellRendererText()
self.tree.set_model(self.model)
self.tree.set_rules_hint(True)
self.tree.append_column(
Gtk.TreeViewColumn(_('Original time'), self.renderer,
text=0, foreground=2, background=3))
self.tree.append_column(
Gtk.TreeViewColumn(_('Action'), self.renderer,
text=1, foreground=2, background=3))
#self.tree.append_column(
#Gtk.TreeViewColumn(_('Original time'), self.renderer,
#text=0, foreground=2, background=3))
#self.tree.append_column(
#Gtk.TreeViewColumn(_('Action'), self.renderer,
#text=1, foreground=2, background=3))
column = Gtk.TreeViewColumn(_('Original time'), self.renderer, text=0)
column.set_cell_data_func(self.renderer, bug_fix)
self.tree.append_column(column)
column = Gtk.TreeViewColumn(_('Action'), self.renderer, text=1)
column.set_cell_data_func(self.renderer, bug_fix)
self.tree.append_column(column)
scrolled_window.add(self.tree)
self.window.vbox.add(scrolled_window)
self.window.vbox.pack_start(scrolled_window, True, True, 0)
self.window.show_all()
self._build_model()
@ -133,9 +140,9 @@ class UndoHistory(ManagedWindow):
def _paint_rows(self, start, end, selected=False):
if selected:
(fg, bg) = get_colors(self.tree, Gtk.StateType.SELECTED)
(fg, bg) = get_colors(self.tree, Gtk.StateFlags.SELECTED)
else:
fg = bg = None
fg = bg = ''
for idx in range(start, end+1):
the_iter = self.model.get_iter( (idx,) )
@ -229,17 +236,38 @@ class UndoHistory(ManagedWindow):
self._build_model()
self._update_ui()
def gtk_color_to_str(color):
color_str = u"#%02x%02x%02x" % (color.red/256,
color.green/256,
color.blue/256)
def gdk_color_to_str(color):
"""
Convert a Gdk.Color into a #rrggbb string.
"""
color_str = u"#%02x%02x%02x" % (color.red * 255,
color.green * 255,
color.blue * 255)
return color_str
def get_colors(obj, state):
fg_color = obj.style.fg[state]
bg_color = obj.style.bg[state]
"""
Return the foreground and background colors for a given state.
"""
context = obj.get_style_context()
fg_color = gdk_color_to_str(context.get_color(state))
bg_color = gdk_color_to_str(context.get_background_color(state))
return (fg_color, bg_color)
fg_color_str = gtk_color_to_str(fg_color)
bg_color_str = gtk_color_to_str(bg_color)
def bug_fix(column, renderer, model, iter_, data):
"""
Cell data function to set the column colors.
There is a bug in pygobject which prevents us from setting a value to
None using the TreeModel set_value method. Instead we set it to an empty
string and convert it to None here.
"""
fg_color = model.get_value(iter_, 2)
if fg_color == '':
fg_color = None
renderer.set_property('foreground', fg_color)
return (fg_color_str, bg_color_str)
bg_color = model.get_value(iter_, 3)
if bg_color == '':
bg_color = None
renderer.set_property('background', bg_color)