修改底导icon 磁盘缓存

@@ -7,7 +7,7 @@ import { MinePageComponent } from 'wdComponent/src/main/ets/components/page/Mine
 import { CompUtils, TopNavigationComponent, TopNavigationComponentNew } from 'wdComponent/Index';
 import { VideoChannelPage } from './VideoChannelPage';
 import ChannelViewModel from 'wdComponent/src/main/ets/viewmodel/ChannelViewModel';
-import { ImageKnifeComponent, ImageKnifeOption, NONE } from '@ohos/imageknife';
+import { ALL, ImageKnifeComponent, ImageKnifeOption, NONE } from '@ohos/imageknife';
 
 const TAG = 'BottomNavigationComponent';
 PersistentStorage.persistProp('channelIds', '');
@@ -188,8 +188,8 @@ export struct BottomNavigationComponent {
       errorholderSrc: defaultIcon,
       // 是否开启一级内存缓存
       isCacheable: true,
-      // 磁盘缓存none
-      strategy: new NONE()
+      // 磁盘缓存
+      strategy: new ALL()
     };
     return imageKnifeOption
   }
@@ -263,6 +263,7 @@ export struct BottomNavigationComponent {
   }
 
   onBottomNavigationDataUpdated() {
+    Logger.error('yyyy','onBottomNavigationDataUpdated '+JSON.stringify(this.bottomNavList))
     // Logger.info(TAG, `onBottomNavigationDataUpdated currentNavIndex: ${this.currentNavIndex},length:${this.bottomNavItemList.length}`);
   }