计算首页 新闻页面高度

 import { BottomNavDTO, CompDTO, TopNavDTO } from 'wdBean';
 import { BottomNavDTO, CompDTO, TopNavDTO } from 'wdBean';
-import { LazyDataSource, Logger, SPHelper } from 'wdKit';
 import { SpConstants } from 'wdConstant';
 import { SpConstants } from 'wdConstant';
-import { ProcessUtils } from 'wdRouter';
+import { DisplayUtils, LazyDataSource, Logger, SPHelper } from 'wdKit';
+import { ProcessUtils, WDRouterPage, WDRouterRule } from 'wdRouter';
 import { PageComponent } from './PageComponent';
 import { PageComponent } from './PageComponent';
 import { ChannelSubscriptionLayout } from './ChannelSubscriptionLayout';
 import { ChannelSubscriptionLayout } from './ChannelSubscriptionLayout';
 import { FirstTabTopSearchComponent } from '../search/FirstTabTopSearchComponent';
 import { FirstTabTopSearchComponent } from '../search/FirstTabTopSearchComponent';
-import { VideoChannelDetail } from 'wdDetailPlayShortVideo/Index';
 import { AssignChannelParam } from 'wdRouter/src/main/ets/utils/HomeChannelUtils';
 import { AssignChannelParam } from 'wdRouter/src/main/ets/utils/HomeChannelUtils';
 import { PeopleShipMainComponent } from '../peopleShip/PeopleShipMainComponent';
 import { PeopleShipMainComponent } from '../peopleShip/PeopleShipMainComponent';
-import { WDRouterPage, WDRouterRule } from 'wdRouter'
-import { channelSkeleton } from '../skeleton/channelSkeleton'
+import { channelSkeleton } from '../skeleton/channelSkeleton';
 
 
 
 
 const TAG = 'TopNavigationComponent';
 const TAG = 'TopNavigationComponent';
@@ -253,6 +251,8 @@ export struct TopNavigationComponent {
             }, (navItem: TopNavDTO) => JSON.stringify(navItem));
             }, (navItem: TopNavDTO) => JSON.stringify(navItem));
         }
         }
         .barHeight($r('app.float.top_tab_bar_height'))
         .barHeight($r('app.float.top_tab_bar_height'))
+        .height(this._currentNavIndex == 0 ? DisplayUtils.getDeviceHeight() - vp2px(48.3) :
+          '100%')
         .barMode(BarMode.Scrollable)
         .barMode(BarMode.Scrollable)
         .vertical(false)
         .vertical(false)
         .barBackgroundColor(this.barBackgroundColor)
         .barBackgroundColor(this.barBackgroundColor)