def get_default_window_icon(self):
#return the icon which would be used from the wmclass
c_i = self.get_property("class-instance")
if not c_i or len(c_i)!=2:
return None
wmclass_name, wmclass_class = [x.encode("utf-8") for x in c_i]
iconlog("get_default_window_icon() using %s", (wmclass_name, wmclass_class))
if not wmclass_name:
return None
it = gtk.icon_theme_get_default()
p = None
for fmt in ("%s-color", "%s", "%s_48x48", "application-x-%s", "%s-symbolic", "%s.symbolic"):
icon_name = fmt % wmclass_name
i = it.lookup_icon(icon_name, 48, 0)
iconlog("%s.lookup_icon(%s)=%s", it, icon_name, i)
if not i:
continue
p = i.load_icon()
iconlog("%s.load_icon()=%s", i, p)
if p:
break
if p is None:
return None
#to make it consistent with the "icon" property,
#return a cairo surface..
surf = cairo.ImageSurface(cairo.FORMAT_ARGB32, p.get_width(), p.get_height())
gc = gdk.CairoContext(cairo.Context(surf))
gc.set_source_pixbuf(p, 0, 0)
gc.paint()
iconlog("get_default_window_icon()=%s", surf)
return surf
def draw_days(self, widget, event, context):
if self.__cache_surface is None:
self.__cache_surface = context.get_target().create_similar(
cairo.CONTENT_COLOR_ALPHA, event.area.width, event.area.height)
cache_context = gdk.CairoContext(
cairo.Context(self.__cache_surface))
text_color = widget.get_style().fg[gtk.STATE_PRELIGHT]
# Draw days
for xpos, ypos, day in zip(self.xPositions, self.yPositions,
self.forecast["DAYS"]):
self.drawSingleDay(cache_context, xpos, ypos, day, text_color)
cache_context.set_source_rgb(text_color.red / 65535.0,
text_color.green / 65535.0,
text_color.blue / 65535.0)
descStr = _("Weather data provided by weather.com")
width = cache_context.text_extents(descStr)[2:4][0]
xpos = event.area.width / 2.0 - width / 2.0
cache_context.move_to(xpos, 145)
cache_context.show_text(descStr)
context.set_operator(cairo.OPERATOR_OVER)
context.set_source_surface(self.__cache_surface)
context.paint()
def gdkpixbuf_loader(file_obj, string):
"""Load raster images with gdk-pixbuf through PyGTK."""
pixbuf = get_pixbuf(file_obj, string)
dummy_context = cairo.Context(DUMMY_SURFACE)
gdk.CairoContext(dummy_context).set_source_pixbuf(pixbuf, 0, 0)
pattern = dummy_context.get_source()
result = pattern, pixbuf.get_width(), pixbuf.get_height()
return lambda: result