lv_disp_load_scr(scr) lv_scr_load_anim(scr, LV_SCR_LOAD_ANIM_NONE, 0, 0, false); 1 2 3 这里我们不对lv_scr_load_anim进行深入分析,我们只需要知道这个函数最终可以用来显示一个页面就行了,其中anim表示animation,即页面加载时可以有一些动画。lv_scr_load函数则是不用任何动画而是直接加载页面。所...
ui->main_screen_btn_1 = lv_btn_create(ui->main_screen); ui->main_screen_btn_1_label = lv_label_create(ui->main_screen_btn_1); lv_label_set_text(ui->main_screen_btn_1_label, "Go Set page"); lv_label_set_long_mode(ui->main_screen_btn_1_label, LV_LABEL_LONG_WRAP); lv_...
The main issue is that the call toscr_load_anim_startis never done for the first screen. To Reproduce 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, ...
UI implementation We can also implement your UI based on the design you or we have created. You can be sure that we will make the most out of your hardware and LVGL. If a feature or widget is missing from LVGL, don't worry, we will implement it for you. Consulting and Support We ...
This function will be created into the ui__events.c or ui_events.py file during the exporting process. Change Screen: You can change among screens with this action. Screen to - The screen you would like to change to Fade mode - The animation during changing the screen Speed - The speed...
tv = lv_tabview_create(lv_scr_act(), LV_DIR_TOP, tab_h); //新创建一个tabview控件 lv...
3.5 加载屏幕动画(Load screen with animation) 3.6 处理多个显示器(Handling multiple displays) 四、零件(Parts) 五、状态(States) 给点个赞点个关注呗!!!持续更新,整理不易,点个赞呗 前言 在LVGL中,用户接口的基础构建块是对象(objects),也叫小部件(Widgets)。例如:按钮(Button)、标签(Label)、图片(Image)...
in the UI which requires redrawing. For example, a button is pressed, a chart is changed, an animation happened, etc. 2. LVGL saves the changed object’s old and new area into a buffer, called an *Invalid area 2. LVGL saves the changed object's old and new area into a buffer, cal...
fix(disp) be sure the pending scr load animation is finished in lv_screen_load_anim eb6ae52 fix(color) fox color premult precision with 16-bit color depth f334226 fix(obj_pos) save x,y even if the object is on a layout a9b660c fix(scrollbar) hide the scrollbar if the scrollable...
Perform all steps below and tick them with [x] Read the FAQ Check the related part of the Documentation Update lvgl to the latest version Reproduce the issue in a Simulator Describe the bug lv_roller does not emit en event when it is scr...