Merge "scroll capture: Recover gracefully when anchor view is lost" into udc-dev (4d859e7b) · Commits · e / os / android_frameworks_base

core/java/com/android/internal/view/RecyclerViewCaptureHelper.java

+7 −0

Original line number	Diff line number	Diff line
		@@ -105,6 +105,13 @@ public class RecyclerViewCaptureHelper implements ScrollCaptureViewHelper<ViewGr
		}

		if (recyclerView.requestChildRectangleOnScreen(anchor, input, true)) {
		if (anchor.getParent() == null) {
		// BUG(b/239050369): Check if the tracked anchor view is still attached.
		Log.w(TAG, "Bug: anchor view " + anchor + " is detached after scrolling");
		resultConsumer.accept(result); // empty result
		return;
		}

		int scrolled = prevAnchorTop - anchor.getTop(); // inverse of movement
		mScrollDelta += scrolled; // view.top-- is equivalent to parent.scrollY++
		result.scrollDelta = mScrollDelta;