void mw_set_low_battery_bt_off_message_cb(mwdevice_t *mwdevice, void (*mw_low_battery_bt_off_message_cb) (mwdevice_t *mwdevice, void *user_data), void *user_data);
int mw_enable_button(mwdevice_t *mwdevice, unsigned char mode, unsigned char button_index, unsigned char press_type, unsigned char callback_type, unsigned char callback_option);
void mw_set_low_battery_bt_off_message_cb(mwdevice_t *mwdevice, void (*mw_low_battery_bt_off_message_cb) (mwdevice_t *mwdevice, void *user_data), void *user_data);
int mw_enable_button(mwdevice_t *mwdevice, unsigned char mode, unsigned char button_index, unsigned char press_type, unsigned char callback_type, unsigned char callback_option);