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feat(img): do not show "no data" if src is NULL (#3510)

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* feat(img):do not show "no data" if src is NULL

Signed-off-by: wangxuedong <wangxuedong@xiaomi.com>

* format code

Signed-off-by: wangxuedong <wangxuedong@xiaomi.com>
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xaowang96 2022-07-24 02:03:06 +08:00 committed by GitHub
parent 343c61375b
commit fcd4011f22
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1 changed files with 4 additions and 0 deletions
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src/widgets/img/lv_img.c
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@ -681,6 +681,10 @@ static void draw_img(lv_event_t * e)
lv_draw_label(draw_ctx, &label_dsc, &obj->coords, img->src, NULL); lv_draw_label(draw_ctx, &label_dsc, &obj->coords, img->src, NULL);
} }
else if(img->src == NULL) {
/*Do not need to draw image when src is NULL*/
LV_LOG_WARN("draw_img: image source is NULL");
}
else { else {
/*Trigger the error handler of image draw*/ /*Trigger the error handler of image draw*/
LV_LOG_WARN("draw_img: image source type is unknown"); LV_LOG_WARN("draw_img: image source type is unknown");