Viewing file:  gtk_label_autowrap.py (1.61 KB) -rw-r--r--
Select action/file-type:
 (+) |  (+) |  (+) | Code (+) | Session (+) |  (+) | SDB (+) |  (+) |  (+) |  (+) |  (+) |  (+) |
# utils.py
#
# Copyright (c) 2004 Thomas Woerner <twoerner@redhat.com>
# Copyright (c) 2006 Florian Festi <ffesti@redhat.com>
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
import gtk
from pango import SCALE
### set autowrapping for all labels in this widget tree
def set_autowrap(widget):
if isinstance(widget, gtk.Container):
children = widget.get_children()
for i in xrange(len(children)):
set_autowrap(children[i])
elif isinstance(widget, gtk.Label) and widget.get_line_wrap():
widget.connect_after("size-allocate", label_size_allocate)
### set wrap width to the pango.Layout of the labels ###
def label_size_allocate(widget, allocation):
layout = widget.get_layout()
lw_old, lh_old = layout.get_size()
# fixed width labels
if lw_old/SCALE == allocation.width:
return
layout.set_width(allocation.width * SCALE)
lw, lh = layout.get_size()
if lh_old != lh:
widget.set_size_request(-1, lh/SCALE)
return
|