API Guide

8ms related

List of initialized screens
void qmsd_screen_list_init(int max);

Register a screen
void qmsd_screen_register(lv_obj_t* obj,const char* id);

Remove registered screens
void qmsd_screen_remove(const char *id);

Set ID for the specified obj
void qmsd_obj_set_id(lv_obj_t* obj,const char *id);

Print all currently registered screens
void qmsd_screen_print();

Search a screen based on registered id
lv_obj_t* qmsd_search_screen(const char *id);

Search a widget based on registered id
lv_obj_t* qmsd_search_widget(const char *id);

Get image resource corresponding to the name
lv_img_src_t *qmsd_get_img(const char *w_name);

Get font resource corresponding to the name
lv_font_t *qmsd_get_font(const char *w_name)；

Send events to all child widgets of the page
void qmsd_send_event_to_chill(lv_obj_t* obj, lv_obj_t* prev, qmsd_event event)

Control protocol related

• Send control protocol to UI thread via text message
  int qmsd_ctrl_str(const char *json_str);

• Use mutex to wait for UI thread to process interval resolution and perform related operations
  char *qmsd_ctrl_str_sync(const char *json_str);

• Parse and process the control protocol inside the GUI thread, only for use inside the GUI thread
  char *qmsd_ctrl_str_gui(const char *json_str);