def append_from_pixbuf(self, pixbuf):
name = name = '%s %s' % (_('Pasted'), self.count)
layer = Layer(name, None, pixbuf.get_width(), pixbuf.get_height())
layer.overwrite_from_pixbuf(pixbuf)
self.childs.append(layer)
self.set_active(layer)
layer.id = self.count
self.count += 1
return layer
