lv_obj_t*screen1=lv_obj_create(NULL,NULL);lv_obj_t*screen2=lv_obj_create(NULL,NULL);// add widgets to both screenslv_scr_load_anim(screen1,LV_SCR_LOAD_ANIM_FADE_ON,500,0, false);lv_scr_load_anim(screen2,LV_SCR_
constlv_area_t*area,lv_color_t*color_p){// refresh display 2}voidmain(void){// Initialize LVGL and other hardwarelv_obj_t*screen1=lv_obj_create(NULL,NULL);lv_obj_t*screen2=lv_obj_create(NULL,NULL);disp1
一、首先创建需要响应的OBJ 以lvgl开关obj为例 lv_obj_t * sw; sw = lv_switch_create(lv_scr_act()); 二、给其添加事件 首先定义回调函数 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(co...
When you have created a screen likelv_obj_t * screen = lv_obj_create(NULL), you can make it active withlv_scr_load(screen). Thelv_scr_act()function gives you a pointer to the active screen. If you have multiple displays, it’s important to know that the screen functions operate on...
创建标签:lv_obj_t * label = lv_label_create(parent); 1.1 设置显示文本 创建了标签部件之后我们就可以设置文本来显示。 直接设置要显示的文本:lv_label_set_text(label, "New text"); 格式化给定要显示的文本:lv_label_set_text_fmt(label, “%s: %d”, “Value”, 15); ...
disp->bottom_layer=lv_obj_create(NULL);/*Create bottom layer on the display*/ Expand Down 10 changes: 5 additions & 5 deletions10src/lv_conf_internal.h Original file line numberDiff line numberDiff line change Expand Up@@ -1822,15 +1822,15 @@ ...
一、定义全局容器变量static lv_obj_t *contanier1= NULL; static lv_obj_t *contanier2= NULL;二、在LVGL初始化代码后初始化容器contanier1= lv_obj_create(lv_scr_act()); lv_obj_set_size(contanier1,320,240);…
lv_indev_t*mouse_indev=lv_indev_drv_register(&indev_drv);//图像声明LV_IMG_DECLARE(mouse_cursor_icon);//创建光标对象lv_obj_t*cursor_obj=lv_img_create(lv_scr_act(),NULL);//设置光标图像的来源lv_img_set_src(cursor_obj,&mouse_cursor_icon);//链接显示驱动lv_indev_set_cursor(mouse_indev...
lv_obj_t* slider01 = lv_slider_create(lv_scr_act()); 1. 滑块是一种调整类型的控件,用户可以通过拖动它的把手(knob)来调节滑块当前的数值。滑块默认的表现形式为: 仔细观察滑块的组成,滑块可以由主体外形、把手(knob)和进度指示条(indicator)组成。可以通过选择器单独设置这三个构成部分的样式。例如,假设需...
/*Create an Image button*/ imgbtn1 = lv_imgbtn_create(lv_scr_act(), NULL); lv_obj_set_event_cb(imgbtn1, imgbtn_event_handler); lv_imgbtn_set_src(imgbtn1, LV_BTN_STATE_REL, &wavrshare_btn); lv_imgbtn_set_src(imgbtn1, LV_BTN_STATE_PR, &wavrshare_btn); lv_imgbtn_set_src(...