Commit 26c15a11 authored Feb 18, 2019 by cnx421

fix 'int android.view.View.getHeight()' on a null object reference



This CL fixes a bug in AbsListView when it move offset,but its ChildCount was zero and the firstChild
view was null object reference

Bug: N/A

Change-Id: I1c9ccd9807201fd107fe14e051f3f8e7b0cc530d
Signed-off-by: cnx421 <cnx421@gmail.com>

parent 32bfd77b

core/java/android/widget/AbsListView.java

+5 −0

Original line number	Diff line number	Diff line
		@@ -7700,6 +7700,11 @@ public abstract class AbsListView extends AdapterView<ListAdapter> implements Te
		mLastSeenPos = firstPos;

		final int childCount = getChildCount();

		if (childCount <= 0) {
		return;
		}

		final int position = mTargetPos;
		final int lastPos = firstPos + childCount - 1;