#include "../../lv_examples.h" #if LV_USE_BTNMATRIX && LV_BUILD_EXAMPLES static void event_handler(lv_event_t * e) { lv_event_code_t code = lv_event_get_code(e); lv_obj_t * obj = lv_event_get_target(e); if(code == LV_EVENT_VALUE_CHANGED) { uint32_t id = lv_btnmatrix_get_selected_btn(obj); const char * txt = lv_btnmatrix_get_btn_text(obj, id); LV_LOG_USER("%s was pressed\n", txt); } } static const char * btnm_map[] = {"1", "2", "3", "4", "5", "\n", "6", "7", "8", "9", "0", "\n", "Action1", "Action2", "" }; void lv_example_btnmatrix_1(void) { lv_obj_t * btnm1 = lv_btnmatrix_create(lv_scr_act()); lv_btnmatrix_set_map(btnm1, btnm_map); lv_btnmatrix_set_btn_width(btnm1, 10, 2); /*Make "Action1" twice as wide as "Action2"*/ lv_btnmatrix_set_btn_ctrl(btnm1, 10, LV_BTNMATRIX_CTRL_CHECKABLE); lv_btnmatrix_set_btn_ctrl(btnm1, 11, LV_BTNMATRIX_CTRL_CHECKED); lv_obj_align(btnm1, LV_ALIGN_CENTER, 0, 0); lv_obj_add_event_cb(btnm1, event_handler, LV_EVENT_ALL, NULL); } #endif