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## functions.py - some helper functions
##
## Copyright (C) 2002, 2003 Red Hat, Inc.
## Copyright (C) 2002, 2003 Brent Fox <bfox@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
import os
# Attempt to load a gtk.Image from a file.
def imageFromFile(filename):
p = None
try:
path = "pixmaps/" + filename
p = gtk.gdk.pixbuf_new_from_file(path)
except:
try:
path = "/usr/share/firstboot/pixmaps/" + filename
p = gtk.gdk.pixbuf_new_from_file(path)
except:
pass
if p:
pix = gtk.Image()
pix.set_from_pixbuf(p)
return pix
def pixbufFromFile(filename):
pixbuf = None
try:
path = "pixmaps/" + filename
pixbuf = gtk.gdk.pixbuf_new_from_file(path)
except:
try:
path = "/usr/share/firstboot/pixmaps/" + filename
pixbuf = gtk.gdk.pixbuf_new_from_file(path)
except:
pass
return pixbuf
def pixbufFromPath(filename):
pixbuf = None
try:
path = filename
pixbuf = gtk.gdk.pixbuf_new_from_file(path)
except:
pass
return pixbuf
# Attempt to load a gtk.Image from a file.
def ditheredImageFromFile(filename, height = None, width = None):
try:
path = "pixmaps/" + filename
pixbuf = gtk.gdk.pixbuf_new_from_file(path)
except:
try:
path = "/usr/share/firstboot/pixmaps/" + filename
pixbuf = gtk.gdk.pixbuf_new_from_file(path)
except:
pass
if (height is not None and width is not None
and height != pixbuf.get_height()
and width != pixbuf.get_width()):
pixbuf = pixbuf.scale_simple(height, width,
gtk.gdk.INTERP_BILINEAR)
(pixmap, mask) = pixbuf.render_pixmap_and_mask()
pixmap.draw_pixbuf(gtk.gdk.GC(pixmap), pixbuf, 0, 0, 0, 0,
pixbuf.get_width(), pixbuf.get_height(),
gtk.gdk.RGB_DITHER_MAX, 0, 0)
pix = gtk.Image()
pix.set_from_pixmap(pixmap, mask)
return pix
def imageFromPath(filename):
p = None
try:
path = filename
p = gtk.gdk.pixbuf_new_from_file(path)
except:
pass
if p:
pix = gtk.Image()
pix.set_from_pixbuf(p)
return pix
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