fix:16680 功能缺陷--大家聊，鸿蒙版字体间距与安卓不一致

@@ -96,10 +96,10 @@ export struct RmhTitle {
   build() {
     Flex() {
       Stack() {
-        Image(this.rmhInfo.rmhHeadUrl)
+        Image(this.rmhInfo?.rmhHeadUrl)
           .width(36)
           .height(36).borderRadius(50)
-        Image(this.rmhInfo.authIcon)
+        Image(this.rmhInfo?.authIcon)
           .width(14)
           .height(14)
           .borderRadius(50)
@@ -109,7 +109,7 @@ export struct RmhTitle {
       .flexShrink(0)
 
       Column() {
-        Text(this.rmhInfo.rmhName)
+        Text(this.rmhInfo?.rmhName)
           .fontSize($r('app.float.font_size_13'))
           .fontColor($r('app.color.color_222222'))
           .fontWeight(600)
@@ -122,13 +122,13 @@ export struct RmhTitle {
                   .fontSize($r("app.float.font_size_12"))
                   .fontColor($r("app.color.color_B0B0B0"))
               }
-              if (this.publishTime && this.rmhInfo.rmhDesc) {
+              if (this.publishTime && this.rmhInfo?.rmhDesc) {
                 Image($r('app.media.point'))
                   .width(16)
                   .height(16)
               }
             }
-            Text(this.rmhInfo.rmhDesc)
+            Text(this.rmhInfo?.rmhDesc)
               .fontSize($r("app.float.font_size_12"))
               .fontColor($r("app.color.color_B0B0B0"))
               .maxLines(1)
@@ -141,7 +141,7 @@ export struct RmhTitle {
       }
 
       Blank()
-      if (this.rmhInfo.cnIsAttention) {
+      if (this.rmhInfo?.cnIsAttention) {
         Row() {
           if (Number(this.followStatus) === 0) {
             Image($r('app.media.rmh_follow'))

@@ -49,7 +49,7 @@ export class LiveModel {
         success(data.data)
       }, (error: Error) => {
         fail(error.message)
-        Logger.debug(TAG + ":error ", error.toString())
+        Logger.debug(TAG + ":error ", error.message)
       })
     })
   }

@@ -26,6 +26,7 @@ export struct TabComponent {
   }
 
   build() {
+    Stack({alignContent: Alignment.TopStart}) {
       Tabs({ barPosition: BarPosition.Start, index: this.currentIndex, controller: this.controller }) {
         ForEach(this.tabs, (item: string, index: number) => {
           TabContent() {
@@ -36,7 +37,7 @@ export struct TabComponent {
             } else if ('大家聊' === item) {
               TabChatComponent()
             }
-        }.tabBar(this.tabBuilder(index, item))
+          }
           .backgroundColor('#F5F5F5')
         }, (item: string, index: number) => {
           return item + index
@@ -45,13 +46,37 @@ export struct TabComponent {
       .layoutWeight(1)
       .vertical(false)
       .barMode(BarMode.Fixed)
-    .barWidth(70 * this.tabs.length)
       .barHeight(48)
       .animationDuration(100)
       .onChange((index: number) => {
         this.currentIndex = index
       })
       .backgroundColor(Color.White)
+
+      // 页签
+      Row() {
+        Scroll() {
+          Row({space: '24vp'}) {
+            ForEach(this.tabs, (item: string, index: number) => {
+              this.tabBuilder(index, item)
+            })
+          }
+          .width('100%')
+          .justifyContent(FlexAlign.Center)
+        }
+        .backgroundColor(Color.White)
+        .align(Alignment.Start)
+        .scrollable(ScrollDirection.Horizontal)
+        .scrollBar(BarState.Off)
+        .width('100%')
+      }
+      .backgroundColor(Color.White)
+      .height('48vp')
+      .alignItems(VerticalAlign.Bottom)
+      .width('100%')
+    }.layoutWeight(1)
+
+
   }
 
   @Builder
@@ -60,7 +85,7 @@ export struct TabComponent {
       Text(name)
         .margin({ top: 6 })
         .fontColor(this.currentIndex === index ? this.selectedFontColor : this.fontColor)
-        .fontSize('18fp')
+        .fontSize('18vp')
         .fontWeight(this.currentIndex === index ? 600 : 400)
       Divider()
         .strokeWidth(2)
@@ -68,7 +93,13 @@ export struct TabComponent {
         .width(15)
         .color('#CB0000')
         .visibility(this.currentIndex === index ? Visibility.Visible : Visibility.Hidden)
-    }.width('100%')
+    }.justifyContent(FlexAlign.Center)
+    .constraintSize({ minWidth: 35 })
+    .height('48vp')
+    .onClick(() => {
+      this.controller.changeIndex(index)
+      this.currentIndex = index
+    })
   }
 
   aboutToDisappear(): void {