toggle listeinng line-in device.

toggle_listening_line_in.py

class Main:
    def toggle(self, *args, **kwargs):
        from pywinauto import Desktop, Application

        Application().start('Rundll32.exe Shell32.dll,Control_RunDLL Mmsys.cpl,,1')

        app = Application(backend='uia').connect(path='rundll32.exe', title='サウンド')
        sound = app.window()
        children = sound.child_window(
            title='次のオーディオ録音デバイスがインストールされています:', control_type='List'
        )
        # line_in = list(filter(lambda e: 'Line In' in e.window_text(), children))[0]
        line_in = sound.child_window(
            title='Line In', control_type='ListItem'
        )
        line_in.click_input(double=True)
        prop = sound.child_window(
            title='Line Inのプロパティ', control_type='Window'
        )
        prop.child_window(
            title='聴く', control_type='TabItem'
        ).click_input()
        prop.child_window(
            title='このデバイスを聴く', control_type='CheckBox'
        ).click_input()
        prop.child_window(
            title='OK', control_type='Button'
        ).click_input()

        sound.child_window(
            title='OK', control_type='Button'
        ).click_input()

if __name__ == '__main__':
    Main().toggle()