Java tutorial
//package com.java2s; /* * Copyright 2016 Google Inc. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ import android.support.annotation.NonNull; import android.view.View; import android.view.ViewGroup; import android.view.ViewParent; import java.util.ArrayList; import java.util.List; public class Main { public static List<Boolean> setAncestralClipping(@NonNull View view, boolean clipChildren) { return setAncestralClipping(view, clipChildren, new ArrayList<Boolean>()); } private static List<Boolean> setAncestralClipping(@NonNull View view, boolean clipChildren, List<Boolean> was) { if (view instanceof ViewGroup) { ViewGroup group = (ViewGroup) view; was.add(group.getClipChildren()); group.setClipChildren(clipChildren); } ViewParent parent = view.getParent(); if (parent != null && parent instanceof ViewGroup) { setAncestralClipping((ViewGroup) parent, clipChildren, was); } return was; } }