Added experimental support for nested layout or touch focusable view ripples #12 #26

Author: balysv

library/src/main/java/com/balysv/materialripple/MaterialRippleLayout.java

@@ -175,7 +175,7 @@ public void setOnClickListener(OnClickListener onClickListener) {
 
     @Override
     public boolean onInterceptTouchEvent(MotionEvent event) {
-        return true;
+        return !findClickableViewInChild(childView, (int) event.getX(), (int) event.getY());
     }
 
     @Override
@@ -426,6 +426,26 @@ private boolean adapterPositionChanged() {
         return false;
     }
 
+    private boolean findClickableViewInChild(View view, int x, int y) {
+        if (view instanceof ViewGroup) {
+            ViewGroup viewGroup = (ViewGroup) view;
+            for (int i = 0; i < viewGroup.getChildCount(); i++) {
+                View child = viewGroup.getChildAt(i);
+                final Rect rect = new Rect();
+                child.getHitRect(rect);
+
+                final boolean contains = rect.contains(x, y);
+                if (contains) {
+                    return findClickableViewInChild(child, x - rect.left, y - rect.top);
+                }
+            }
+        } else if (view != childView) {
+            return (view.isEnabled() && (view.isClickable() || view.isLongClickable() || view.isFocusableInTouchMode()));
+        }
+
+        return view.isFocusableInTouchMode();
+    }
+
     @Override
     protected void onSizeChanged(int w, int h, int oldw, int oldh) {
         super.onSizeChanged(w, h, oldw, oldh);