feat: support contentInset on Android

packages/react-native/Libraries/Components/ScrollView/ScrollViewNativeComponent.js

@@ -39,6 +39,9 @@ export const __INTERNAL_VIEW_CONFIG: PartialViewConfig =
           },
         },
         validAttributes: {
+          contentInset: {
+            diff: require('../../Utilities/differ/insetsDiffer').default,
+          },
           contentOffset: {
             diff: require('../../Utilities/differ/pointsDiffer').default,
           },

packages/react-native/ReactAndroid/src/main/java/com/facebook/react/views/scroll/ReactScrollView.java

@@ -1109,6 +1109,54 @@ public void setContentOffset(ReadableMap value) {
     }
   }
 
+  public void setContentInset(ReadableMap insets) {
+    int left = 0;
+    int top = 0;
+    int right = 0;
+    int bottom = 0;
+    if (insets != null) {
+      if (insets.hasKey("left")) {
+        left = (int) PixelUtil.toPixelFromDIP(insets.getDouble("left"));
+      }
+      if (insets.hasKey("top")) {
+        top = (int) PixelUtil.toPixelFromDIP(insets.getDouble("top"));
+      }
+      if (insets.hasKey("right")) {
+        right = (int) PixelUtil.toPixelFromDIP(insets.getDouble("right"));
+      }
+      if (insets.hasKey("bottom")) {
+        bottom = (int) PixelUtil.toPixelFromDIP(insets.getDouble("bottom"));
+      }
+    }
+
+    setPadding(left, top, right, bottom);
+    // simulate iOS behavior
+    setClipToPadding(false);
+
+    // If clipping of subviews is enabled, update the clipping rect
+    if (mRemoveClippedSubviews) {
+      updateClippingRect();
+    }
+
+    // Force a layout pass to ensure the new padding is applied.
+    requestLayout();
+    invalidate();
+
+    // Post a runnable to adjust the scroll position if needed.
+    // (Using post() ensures this happens after the layout pass.)
+    post(new Runnable() {
+      @Override
+      public void run() {
+        int maxScrollY = getMaxScrollY();
+        // If the current scroll offset is now beyond the new maximum,
+        // adjust it to the new maximum.
+        if (getScrollY() > maxScrollY) {
+          scrollTo(getScrollX(), maxScrollY);
+        }
+      }
+    });
+  }
+
   /**
    * Calls `smoothScrollTo` and updates state.
    *

packages/react-native/ReactAndroid/src/main/java/com/facebook/react/views/scroll/ReactScrollViewManager.java

@@ -327,6 +327,11 @@ public void setContentOffset(ReactScrollView view, ReadableMap value) {
     view.setContentOffset(value);
   }
 
+  @ReactProp(name = "contentInset")
+  public void setContentInset(ReactScrollView view, ReadableMap value) {
+    view.setContentInset(value);
+  }
+
   @ReactProp(name = "maintainVisibleContentPosition")
   public void setMaintainVisibleContentPosition(ReactScrollView view, ReadableMap value) {
     if (value != null) {