installedpane.py 文件源码

def interrupt_build_and_wait(f):
    """ decorator that ensures that a build of the categorised installed apps
        is interrupted before a new build commences.
        expects self._build_in_progress and self._halt_build as properties
    """
    def wrapper(*args, **kwargs):
        self = args[0]
        if self._build_in_progress:
            LOG.debug('Waiting for build to exit...')
            self._halt_build = True
            GObject.timeout_add(200, lambda: wrapper(*args, **kwargs))
            return False
        # ready now
        self._halt_build = False
        f(*args, **kwargs)
        return False
    return wrapper