Miscellany

# -*- coding: utf-8 -*- import gtkfrom Plugin import Plugin def enable_rgba(widget, old_screen=None):    screen = widget.get_screen()    colormap = screen.get_rgba_colormap()    if colormap == None:        print 'Your screen does not support alpha channels!'        colormap = screen.get_rgb_colormap()    else:        print 'Your screen supports alpha channels!'    gtk.widget_set_default_colormap(colormap) class MainClass(Plugin):     def __init__(self, controller, msn):        Plugin.__init__(self, controller, msn)         self.description = _('Enable RGBA Visuals')        self.authors = {'Andrea Cimitan': 'andrea.cimitan@gmail.com'}        self.website = 'http://www.cimitan.com'        self.displayName = _('RGBA Visual')        self.name = 'RGBAVisual'         self.controller = controller        self.window = controller.mainWindow     def start(self):        self.enabled = True        enable_rgba(self.window)     def stop(self):        self.enabled = False     def check(self):        return (True, 'Ok')