ui_inGame2_demo_player_main_window btn_restart ui_inGame2_demo_player_button_1 mpd_restart btn_decrease_speed ui_inGame2_demo_player_button_2 <- btn_play_pause ui_inGame2_demo_player_button_2 mpd_play btn_increase_speed ui_inGame2_demo_player_button_2 -> btn_rewind_until ui_inGame2_demo_player_button_4 mpd_rewind btn_repeat_rewind ui_inGame2_demo_player_button_3 rr ui_inGame2_demo_player_info_window ui_inGame2_demo_player_progress_bar