Returns the tag associated with the given view. - Android User Interface

Android examples for User Interface:View Tag

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Description

Returns the tag associated with the given view.

Demo Code

/*//ww  w .  j  ava 2  s .  co  m
 * Copyright 2014 Lorenzo Villani
 *
 * 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.view.View;

public class Main {
    /**
     * Returns the tag associated with the given view.
     * <p/>
     * The tag is automatically converted to the type of the object on the left of the assignment
     * (the lvalue type).
     *
     * @param view The view to query.
     * @param <T>  The return type.
     * @return The Object stored in this view as a tag.
     * @see android.view.View#getTag()
     */
    @SuppressWarnings("unchecked")
    public static <T> T getTag(final View view) {
        return (T) view.getTag();
    }

    /**
     * Returns the tag associated with the given view and the specified key.
     * <p/>
     * The tag is automatically converted to the type of the object on the left of the assignment
     * (the lvalue type).
     *
     * @param view The view to query.
     * @param key  The key identifying the tag.
     * @param <T>  The return type.
     * @return The Object stored in this view as a tag.
     * @see android.view.View#getTag(int)
     */
    @SuppressWarnings("unchecked")
    public static <T> T getTag(final View view, int key) {
        return (T) view.getTag(key);
    }
}

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