voidlv_label_set_long_mode(lv_obj_t* obj,lv_label_long_mode_tlong_mode); 给标签设置一个长模式。标签一共有 5 种长模式,每种模式的表现形式如下: 如果文本显示时有多行,那么可以使用 voidlv_obj_set_style_text_align(lv_obj_t* obj,lv_text_align_tvalue,lv_style_selector_tselector); 将...
lv_style_set_bg_opa(&style_slider_main, LV_OPA_COVER); lv_style_set_bg_color(&style_slider_main, lv_palette_main(LV_PALETTE_YELLOW)); /* using selectors */ lv_obj_add_style(slider01, &style_slider_main, LV_PART_MAIN); lv_obj_set_style_radius(slider01, 0, LV_PART_KNOB); lv...
lv_style_selector_t结构体的定义通常包含了不同状态下应用的样式指针,例如: typedefstruct{constlv_style_t*normal;/**< Pointer to the normal style. */constlv_style_t*active;/**< Pointer to the active (clicked, selected etc.) style. */constlv_style_t*inactive;/**< Pointer to the inactiv...
A new style can be added to an object with thelv_obj_add_style(obj, &new_style, selector)function.selectoris an ORed combination of part and state(s). E.g.LV_PART_SCROLLBAR | LV_STATE_PRESSED. The base objects useLV_PART_MAINstyle properties andLV_PART_SCROLLBARwith the typical b...
void lv_obj_add_style(lv_obj_t * obj, const lv_style_t * style, lv_style_selector_t selector) { trans_del(obj, selector, LV_STYLE_PROP_ANY, NULL); @@ -103,7 +103,7 @@ void lv_obj_add_style(lv_obj_t * obj, lv_style_t * style, lv_style_selector_t se lv_obj_refr...
void _lv_obj_style_deinit(void) { _lv_ll_clear(style_trans_ll_p); } void lv_obj_add_style(lv_obj_t * obj, const lv_style_t * style, lv_style_selector_t selector) { LV_ASSERT(obj->style_cnt < 63); 6 changes: 6 additions & 0 deletions 6 src/core/lv_obj_style.h Orig...
{ lv_obj_t * obj; lv_style_prop_t prop; lv_style_selector_t selector; lv_style_value_t start_value; lv_style_value_t end_value; } trans_t; typedef enum { CACHE_ZERO = 0, CACHE_TRUE = 1, CACHE_UNSET = 2, CACHE_255 = 3, CACHE_NEED_CHECK = 4, }cache_t; /**...
lv_obj_add_style(obj, &style, <selector>) // 普通(共享)样式 所以修改样式的时候我们修改部分(Part)的时候只有 LV_PART_MAIN 可以生效;状态部分和前面说的样式状态(States)都可以用 2.2 事件 事件可以像前面说的事件处理部分使用,但注意如下:
get_local_style(lv_obj_* obj, lv_style_selectort selector); static_lv_obj_style_t * get_transstyle(lv_obj_t * obj, uint32_t part); static lv_style_res_t get_prop_core(constlv_obj_t * obj, lv_part_t part, lv_style_prop_t prop, lv_style_value_t *v...
Introduce the problem When I repeatedly add styles, LVgl will repeatedly add without distinguishing between duplicates. When the number of additions exceeds 64, obj ->style_ Cnt becomes 0, causing a segmentation, Examples and cases void ...