fix tabbar

Signed-off-by: wzztoone <wangzezhen@huawei.com>
Change-Id: Icc4f4cee0206752356b8422e9cb41da0f2e52061

frameworks/bridge/common/dom/dom_node.cpp

@@ -1438,6 +1438,10 @@ void DOMNode::UpdateBoxComponent()
             UpdateBoxBorder(borderStyle.border);
         }
         auto& backDecoration = declaration_->GetBackDecoration();
+        if (!declaration_->HasBackGroundColor() && boxComponent_->GetBackDecoration() &&
+            boxComponent_->HasBackgroundColor()) {
+            backDecoration->SetBackgroundColor(boxComponent_->GetBackDecoration()->GetBackgroundColor());
+        }
         auto& backgroundStyle =
             static_cast<CommonBackgroundStyle&>(declaration_->GetStyle(StyleTag::COMMON_BACKGROUND_STYLE));
         if (backgroundStyle.IsValid() && backgroundStyle.gradient.IsValid()) {

frameworks/bridge/common/dom/dom_tab_bar.cpp

@@ -38,6 +38,7 @@ void DOMTabBar::InitializeStyle()
     }
     if (boxComponent_) {
         boxComponent_->SetColor(theme->GetBackgroundColor());
+        boxComponent_->SetHasBackgroundColor(true);
     }
     auto paddingDimension = theme->GetPadding();
     padding_ = Edge(paddingDimension.Value(), 0.0, paddingDimension.Value(), 0.0, paddingDimension.Unit());

frameworks/core/components/box/box_component.h

@@ -324,6 +324,16 @@ public:
         onLongPressId_ = onLongPressId;
     }
 
+    bool HasBackgroundColor() const
+    {
+        return hasBackgroundColor_;
+    }
+
+    void SetHasBackgroundColor(bool hasBackgroundColor)
+    {
+        hasBackgroundColor_ = hasBackgroundColor;
+    }
+
 private:
     RefPtr<Decoration> backDecoration_;
     RefPtr<Decoration> frontDecoration_;
@@ -352,6 +362,7 @@ private:
     TextDirection inspectorDirection_ { TextDirection::LTR };
     RefPtr<StateAttributes<BoxStateAttribute>> stateAttributeList_ = nullptr;
     EventMarker remoteMessageId_;
+    bool hasBackgroundColor_;
 };
 
 } // namespace OHOS::Ace