indicator-tablet-mode.py 文件源码

def get_current_rotation():
    global rotations
    # Extract the rotation from xrandr for the first connected screen (probably the main screen).
    rotation = subprocess.check_output("xrandr  | grep "+DISPLAY+" | cut -f 5 -d ' '", shell=True)
    rotation = rotation.strip();
    if rotation not in rotations:
        rotation = rotations[0]
    print "current rotation: "+rotation
    return rotation