fix(app): 修复腾讯地图regionchange事件不触发的Bug

Author: Wangyaqi

packages/uni-app-harmony/src/view/components/map/index.tsx

@@ -360,16 +360,24 @@ function useMap(
       })
       // @ts-expect-error
       map.addEventListener('dragstart', () => {
-        trigger('regionchange', {} as Event, {
-          type: 'begin',
-          causedBy: 'gesture',
-        })
+        trigger(
+          'regionchange',
+          {
+            __evName: 'regionchange',
+          } as unknown as Event,
+          {
+            type: 'begin',
+            causedBy: 'gesture',
+          }
+        )
       })
       // @ts-expect-error
       map.addEventListener('dragend', () => {
         trigger(
           'regionchange',
-          {} as Event,
+          {
+            __evName: 'regionchange',
+          } as unknown as Event,
           extend(
             {
               type: 'end',
@@ -394,15 +402,23 @@ function useMap(
         trigger('click', {} as Event, {})
       })
       event.addListener(map, 'dragstart', () => {
-        trigger('regionchange', {} as Event, {
-          type: 'begin',
-          causedBy: 'gesture',
-        })
+        trigger(
+          'regionchange',
+          {
+            __evName: 'regionchange',
+          } as unknown as Event,
+          {
+            type: 'begin',
+            causedBy: 'gesture',
+          }
+        )
       })
       event.addListener(map, 'dragend', () => {
         trigger(
           'regionchange',
-          {} as Event,
+          {
+            __evName: 'regionchange',
+          } as unknown as Event,
           extend(
             {
               type: 'end',
@@ -417,7 +433,9 @@ function useMap(
         emit('update:scale', map.getZoom())
         trigger(
           'regionchange',
-          {} as Event,
+          {
+            __evName: 'regionchange',
+          } as unknown as Event,
           extend(
             {
               type: 'end',

packages/uni-app-plus/src/view/components/map/map-web.tsx

@@ -357,18 +357,30 @@ function useMap(
         trigger('tap', {} as Event, {})
         trigger('click', {} as Event, {})
       })
+      /**
+       * regionchange事件在微信规范下比较特殊，其type为begin和end，通用的规范下type应为regionchange。
+       * 目前在app端强行使用了通用规范，要改造为微信规范动静比较大
+       */
       // @ts-expect-error
       map.addEventListener('dragstart', () => {
-        trigger('regionchange', {} as Event, {
-          type: 'begin',
-          causedBy: 'gesture',
-        })
+        trigger(
+          'regionchange',
+          {
+            __evName: 'regionchange',
+          } as unknown as Event,
+          {
+            type: 'begin',
+            causedBy: 'gesture',
+          }
+        )
       })
       // @ts-expect-error
       map.addEventListener('dragend', () => {
         trigger(
           'regionchange',
-          {} as Event,
+          {
+            __evName: 'regionchange',
+          } as unknown as Event,
           extend(
             {
               type: 'end',
@@ -393,15 +405,23 @@ function useMap(
         trigger('click', {} as Event, {})
       })
       event.addListener(map, 'dragstart', () => {
-        trigger('regionchange', {} as Event, {
-          type: 'begin',
-          causedBy: 'gesture',
-        })
+        trigger(
+          'regionchange',
+          {
+            __evName: 'regionchange',
+          } as unknown as Event,
+          {
+            type: 'begin',
+            causedBy: 'gesture',
+          }
+        )
       })
       event.addListener(map, 'dragend', () => {
         trigger(
           'regionchange',
-          {} as Event,
+          {
+            __evName: 'regionchange',
+          } as unknown as Event,
           extend(
             {
               type: 'end',
@@ -416,7 +436,9 @@ function useMap(
         emit('update:scale', map.getZoom())
         trigger(
           'regionchange',
-          {} as Event,
+          {
+            __evName: 'regionchange',
+          } as unknown as Event,
           extend(
             {
               type: 'end',

packages/uni-components/src/helpers/useEvent.ts

@@ -44,7 +44,7 @@ function normalizeCustomEvent(
   target = normalizeTarget(el)
   //#endif
   return {
-    type: detail.type || name,
+    type: (domEvt as any).__evName || detail.type || name,
     timeStamp: domEvt.timeStamp || 0,
     target,
     currentTarget: target,