get View From Tag - Android User Interface

Android examples for User Interface:View Tag

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Description

get View From Tag

Demo Code

/* /*from w w w.  j a va  2s .  c o  m*/
 * Copyright (C) 2014 Pivotal Software, 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.annotation.SuppressLint;

import android.view.View;

public class Main {
    private static View getViewFromTag(final View container,
            final int viewId) {
        final View view = (View) container.getTag(viewId);
        if (view == null) {
            return getViewAndSetTag(container, viewId);
        } else {
            return view;
        }
    }

    @SuppressLint("ViewTag")
    private static View getViewAndSetTag(final View container,
            final int viewId) {
        final View view = container.findViewById(viewId);
        container.setTag(viewId, view);
        return view;
    }
}

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