toggle.py

import obspython as obs

last_switched_scene = None
last_switched_scene_id = None

last_scene = None
last_scene_id = None


def _handle_key(toggle_scene, toggle_scene_id):
    def _on_press(pressed):
        if pressed:
            return

        global last_switched_scene
        global last_switched_scene_id

        global last_scene
        global last_scene_id

        scene = obs.obs_frontend_get_current_scene()
        scene_id = obs.obs_source_get_name(scene)

        if scene_id == toggle_scene_id and last_switched_scene != None:
            obs.obs_frontend_set_current_scene(last_switched_scene)
        else:
            last_switched_scene = scene
            obs.obs_frontend_set_current_scene(toggle_scene)

        obs.obs_source_release(scene)
    print(last_switched_scene)
    print(last_scene)
    return _on_press


hot_keys = []
scenes = []


def _register_hot_keys(settings):
    global scenes

    scenes = obs.obs_frontend_get_scenes()
    print(scenes)
    for scene in scenes:
        scene_id = obs.obs_source_get_name(scene)
        callback = _handle_key(scene, scene_id)
        def proxy_callback(pressed): return callback(pressed)
        name = 'toggle.' + scene_id
        hot_key_id = obs.obs_hotkey_register_frontend(
            name, "Toggle '" + scene_id + "'", proxy_callback)
        save_array = obs.obs_data_get_array(settings, name)
        obs.obs_hotkey_load(hot_key_id, save_array)
        obs.obs_data_array_release(save_array)
        hot_keys.append({'callback': proxy_callback, 'scene_id': hot_key_id, 'name': name})


def script_load(settings):
    _register_hot_keys(settings)


def script_unload():
    obs.obs_frontend_remove_event_callback(on_event)
    for hot_key in hot_keys:
        obs.obs_hotkey_unregister(hot_key['callback'])


def script_save(settings):
    for hot_key in hot_keys:
        save_key = obs.obs_hotkey_save(hot_key['scene_id'])
        obs.obs_data_set_array(settings, hot_key['name'], save_key)


def script_description():
    return "Toggle a certain scene"