avoid NPE

qxf323 · Sep 2, 2018 · 3bb345e · 3bb345e
1 parent 3dd4761
commit 3bb345e
Showing 1 changed file with 5 additions and 0 deletions.
diff --git a/uetool/src/main/java/me/ele/uetool/RelativePositionLayout.java b/uetool/src/main/java/me/ele/uetool/RelativePositionLayout.java
@@ -62,6 +62,11 @@ public boolean onTouchEvent(MotionEvent event) {
     @Override
     protected void onDraw(Canvas canvas) {
         super.onDraw(canvas);
+
+        if (relativeElements == null) {
+            return;
+        }
+
         boolean doubleNotNull = true;
         for (Element element : relativeElements) {
             if (element != null) {