Dynamically load R.styleable.name - Android android.content

Android examples for android.content:Context

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Description

Dynamically load R.styleable.name

Demo Code

/*//from  ww  w.  j  a  v a  2s  .c  o m
 * Copyright 1999-2101 Alibaba Group.
 *
 * 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 java.lang.reflect.Field;

public class Main {
    /**
     * Dynamically load R.styleable.name
     * @param context
     * @param name
     * @return
     */
    public static int getStyleableResourceInt(Context context, String name) {
        if (context == null)
            return 0;
        try {
            //use reflection to access the resource class
            Field[] fields2 = Class.forName(
                    context.getPackageName() + ".R$styleable").getFields();

            //browse all fields
            for (Field f : fields2) {
                //pick matching field
                if (f.getName().equals(name)) {
                    //return as int array
                    int ret = (Integer) f.get(null);
                    return ret;
                }
            }
        } catch (Throwable t) { /*no op*/
        }
        return 0;
    }
}

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