def __redraw(self):
if (not self.__dom): return
w, h = self.__widget.size_request()
imgw, imgh = self.__image_size
if (imgw == 0 or imgh == 0):
log ("Warning: The desklet is broken. Image height or width is 0",
"Please contact the author to fix the problem.")
return
# crappy SVG needs the size to be given; just set it here so that it
# dynamically takes the correct size
self.__dom["width"] = str(w or 100)
self.__dom["height"] = str(h or 100)
# so that's why the XML parser inserted an empty <g> node... :)
g = self.__dom.get_children()[0]
g["transform"] = "scale(%f, %f)" % (float(w) / imgw,
float(h) / imgh)
svg.render(self.__widget, w, h, str(self.__dom))
def set_prop(self, key, value):
if (key == "window-flags"):
self.update_observer(self.OBS_FLAGS, value)
elif (key == "desktop-borders"):
self.update_observer(self.OBS_BORDERS, value)
elif (key == "title"):
self.update_observer(self.OBS_TITLE, value)
elif (key == "icon"):
filename = self.get_full_path(value)
loader = gtk.gdk.PixbufLoader()
try:
data = vfs.read_entire_file(filename)
except:
return
try:
loader.write(data, len(data))
except:
log("Warning: Invalid image format.")
return
loader.close()
pixbuf = loader.get_pixbuf()
self.update_observer(self.OBS_ICON, pixbuf)
elif (key == "shape"):
if (value.lstrip().startswith("<")):
from utils.DOM import DOM
try:
from utils import svg
except ImportError:
log("Could not import svg module!")
return
w, h, = self.size_request()
if (not w or not h): return
root = DOM(value).get_root()
root["width"] = `w`
root["height"] = `h`
img = gtk.Image()
svg.render(img, w, h, str(root))
pixbuf = img.get_pixbuf()
else:
filename = self.get_full_path(value)
loader = gtk.gdk.PixbufLoader()
try:
data = vfs.read_entire_file(filename)
except:
log("Couldn't read file %s", (filename,))
return
try:
loader.write(data, len(data))
except:
log("Warning: Invalid image format.")
return
loader.close()
pixbuf = loader.get_pixbuf()
pix, mask = pixbuf.render_pixmap_and_mask(1)
self.update_observer(self.OBS_SHAPE, mask)
