(worker.filename, O_RDONLY)) { worker.state= state_folder; file.close(); } } }voidlvgl_file_action(lv_obj_t*button,lv_event_tevent) {if(event == LV_EVENT_CLICKED) { worker.filename= (char*)lv_list_get_btn_text(button);if(file.open(worker.filename, O_RDONLY)) { worker....
lv_event_code_tcode = lv_event_get_code(e);// 获取事件编码 lv_obj_t* ta = lv_event_get_target(e);// 获取文本对象 lv_obj_t* kb = (lv_obj_t*)lv_event_get_user_data(e);// 获取键盘对象 /* 获取文本点击事件 */ if(code == LV_EVENT_CLICKED) { lv_keyboard_set_textarea(kb...
(contanier2, LV_OBJ_FLAG_HIDDEN); } } static void SETTINGS_event_handler(lv_event_t * e)//菜单界面触发设置 { lv_event_code_t code = lv_event_get_code(e); if(code == LV_EVENT_CLICKED) { lv_obj_add_flag(contanier2, LV_OBJ_FLAG_HIDDEN); lv_obj_clear_flag(contanier1, LV_...
/**< The object is being pressed (called continuously while pressing)*/ LV_EVENT_PRESS_LOST, /**< The object is still being pressed but slid cursor/finger off of the object */ LV_EVENT_SHORT_CLICKED, /**< The object was pressed for a short ...
lv_obj_t * btn = lv_event_get_target(e); if(code == LV_EVENT_CLICKED) { static uint8_t cnt = 0; cnt++; /*Get the first child of the button which is the label and change its text*/ lv_obj_t * label = lv_obj_get_child(btn, 0); ...
void ui_event_CalibrateStart(lv_event_t *e) { lv_event_code_t event_code = lv_event_get_code(e); lv_obj_t *target = lv_event_get_target(e); if (event_code == LV_EVENT_CLICKED) { _ui_bar_set_property(ui_UpdateProgress, _UI_BAR_PROPERTY_VALUE_WITH_ANIM, 100); } } void ...
#include"../lv_examples.h"#ifLV_BUILD_EXAMPLES && LV_USE_BTNstaticvoidbtn_event_cb(lv_event_t* e){lv_event_code_tcode = lv_event_get_code(e);lv_obj_t* btn = lv_event_get_target(e);if(code == LV_EVENT_CLICKED) {staticuint8_tcnt =0; ...
// 假设我们有一个全局变量来跟踪要删除的对象 lv_obj_t *obj_to_delete = NULL; // 在某个事件回调中设置删除标志 void event_callback(lv_event_t *e) { lv_obj_t *target = lv_event_get_target(e); if (lv_event_get_code(e) == LV_EVENT_CLICKED) { obj_to_delete = target; // 设...
78 LV_EVENT_LONG_PRESSED, 79 LV_EVENT_LONG_PRESSED_REPEAT, 81 LV_EVENT_CLICKED, 82 LV_EVENT_RELEASED, 83 LV_EVENT_DRAG_BEGIN, 84 LV_EVENT_DRAG_END, 85 LV_EVENT_DRAG_THROW_BEGIN, 86 LV_EVENT_KEY, 87 LV_EVENT_FOCUSED, 88 LV_EVENT_DEFOCUSED, 89 LV_EVENT_VALUE_CHANGED, ...
lv_obj_t* btn = lv_btn_create(lv_scr_act());/*Add a button to the current screen*/lv_obj_set_pos(btn,10,10);/*Set its position*/lv_obj_set_size(btn,100,50);/*Set its size*/lv_obj_add_event_cb(btn, btn_event_cb, LV_EVENT_CLICKED,NULL);/*Assign a callback to the ...