get View Top Context - Android User Interface

Android examples for User Interface:View Property

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Description

get View Top Context

Demo Code

/*//from   w ww .j av a2 s.co m
 *    Copyright 2013 APPNEXUS 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.
 */
//package com.java2s;

import android.content.Context;

import android.view.*;

public class Main {
    public static Context getTopContext(View view) {
        if (view == null) {
            return null;
        }
        ViewParent parent = view.getParent();

        if ((parent == null) || !(parent instanceof View)) {
            return view.getContext();
        }

        //noinspection ConstantConditions
        while ((parent.getParent() != null)
                && (parent.getParent() instanceof View)) {
            parent = parent.getParent();
        }

        return ((View) parent).getContext();
    }
}

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