一个简单查找View的工具类 Demo ：https://github.com/ybq/View_Finder

activity_main.xml

<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:tools="http://schemas.android.com/tools"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:paddingBottom="@dimen/activity_vertical_margin"
    android:paddingLeft="@dimen/activity_horizontal_margin"
    android:paddingRight="@dimen/activity_horizontal_margin"
    android:paddingTop="@dimen/activity_vertical_margin"
    tools:context=".MainActivity" >

    <LinearLayout
        android:layout_width="fill_parent"
        android:layout_height="fill_parent"
        android:orientation="vertical" >

        <TextView
            android:id="@+id/text1"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content" />

        <TextView
            android:id="@+id/text2"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content" />

        <TextView
            android:id="@+id/text3"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content" />
    </LinearLayout>

</RelativeLayout>

MainActivity.java

import me.abcdef.android.view_finder.View_Finder;
import android.os.Bundle;
import android.app.Activity;
import android.content.Context;
import android.view.Menu;
import android.widget.TextView;

public class MainActivity extends Activity {

	class Finder extends View_Finder {
		public Finder(Context context, int layout_id) {
			super(context, layout_id);
			// TODO Auto-generated constructor stub
		}

		TextView text1;
		TextView text2;
		TextView text3;
	};

	Finder finder = null;

	@Override
	protected void onCreate(Bundle savedInstanceState) {
		super.onCreate(savedInstanceState);
		finder = new Finder(MainActivity.this, R.layout.activity_main);
		setContentView(finder.parent);
		finder.text1.setText("01");
		finder.text2.setText("02");
		finder.text3.setText("03");

	}

	@Override
	public boolean onCreateOptionsMenu(Menu menu) {
		getMenuInflater().inflate(R.menu.main, menu);
		return true;
	}

}

View_Finder.java

import java.lang.reflect.Field;
import android.content.Context;
import android.view.LayoutInflater;
import android.view.View;

public abstract class View_Finder {
  /*
	 * 
	 * 
	 */
	public View parent;

	/**
	 * 
	 * @param inflater
	 * @param context
	 * @param layout_id
	 */
	public View_Finder(LayoutInflater inflater, Context context, int layout_id) {
		parent = inflater.inflate(layout_id, null);
		Field[] fields = getClass().getDeclaredFields();
		for (Field field : fields) {
			field.setAccessible(true);
			String field_name = field.getName();
			if (field_name.equals("this$0"))
				continue;
			if (field_name.equals("this$1"))
				continue;
			String package_name = context.getPackageName();
			try {
				Class<?> id_class = Class.forName(package_name + ".R$id");
				Field res_field = id_class.getDeclaredField(field_name);
				int value = res_field.getInt(null);
				field.set(this, parent.findViewById(value));
			} catch (IllegalArgumentException e) {
				e.printStackTrace();
			} catch (ClassNotFoundException e) {
				e.printStackTrace();
			} catch (NoSuchFieldException e) {
				e.printStackTrace();
			} catch (IllegalAccessException e) {
				e.printStackTrace();
			}
		}
	}

	public View_Finder(Context context, int layout_id) {
		this(LayoutInflater.from(context), context, layout_id);
	}
}