fix: image load

packages/uni-components/src/components/image/index.tsx

@@ -106,7 +106,7 @@ function useImageState(rootRef: Ref<HTMLElement | null>, props: ImageProps) {
   })
   const state = reactive({
     rootEl: rootRef,
-    src: computed(() => getRealPath(props.src)),
+    src: computed(() => (props.src ? getRealPath(props.src) : '')),
     origWidth: 0,
     origHeight: 0,
     origStyle: { width: '', height: '' },
@@ -138,7 +138,11 @@ function useImageLoader(
   const loadImage = (src: string) => {
     if (!src) {
       resetImage()
-      resetSize()
+      state.origWidth = 0
+      state.origHeight = 0
+      state.imgSrc = ''
+      // 与微信小程序保持一致，保留之前样式
+      // resetSize()
       return
     }
     if (!img) {
@@ -215,6 +219,9 @@ function useImageSize(
       rootEl.style[names[1] as 'height' | 'width'] =
         fixNumber(value / ratio) + 'px'
     }
+    if (__PLATFORM__ === 'app') {
+      window.dispatchEvent(new CustomEvent('updateview'))
+    }
   }
   const resetSize = () => {
     const { style } = rootRef.value!

packages/uni-h5/dist/uni-h5.esm.js

@@ -5908,7 +5908,7 @@ function useImageState(rootRef, props2) {
   });
   const state = reactive({
     rootEl: rootRef,
-    src: computed(() => getRealPath(props2.src)),
+    src: computed(() => props2.src ? getRealPath(props2.src) : ""),
     origWidth: 0,
     origHeight: 0,
     origStyle: {
@@ -5935,7 +5935,9 @@ function useImageLoader(state, {
   const loadImage = (src) => {
     if (!src) {
       resetImage();
-      resetSize();
+      state.origWidth = 0;
+      state.origHeight = 0;
+      state.imgSrc = "";
       return;
     }
     if (!img) {