>>190
資料メモ
https://stackoverflow.com/questions/42718275/how-to-detect-when-device-goes-to-multi-window-mode-of-android-n
https://www.reddit.com/r/tasker/comments/5vgehj/is_it_possible_to_open_2_apps_in_split_screen/
https://www.reddit.com/r/tasker/comments/3wwx0j/help_tasker_multiwindow/