package com.example.sdk;
import android.content.Context;
/** 
 * 根據資源的名字獲取其ID值 
 * @author fangz 
 * 
 */  
public class MResource {  
    public static int getIdByName(Context context, String className, String name) {  
        String packageName = context.getPackageName();  
        Class r = null;  
        int
 
 id = 0;  
        try {  
            r = Class.forName(packageName + ".R");  

            Class[] classes = r.getClasses();  
            Class desireClass = null;  

            for (int i = 0; i < classes.length; ++i) {  
                if (classes[i].getName().split("\\$")[1].equals(className)) {  
                    desireClass = classes[i];  
                    break
 
;  
                }  
            }  

            if (desireClass != null)  
                id = desireClass.getField(name).getInt(desireClass);  
        } catch (ClassNotFoundException e) {  
            e.printStackTrace();  
        } catch (IllegalArgumentException e) {  
            e.printStackTrace();  
        } catch
 
 (SecurityException e) {  
            e.printStackTrace();  
        } catch (IllegalAccessException e) {  
            e.printStackTrace();  
        } catch (NoSuchFieldException e) {  
            e.printStackTrace();  
        }  

        return id;  
    }  
}