<?xml version="1.0" encoding="utf-8"?>

 <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"

     android:layout_width="match_parent"

     android:layout_height="match_parent"

     android:orientation="vertical" >

     <LinearLayout

         android:layout_width="match_parent"

         android:layout_height="wrap_content"

         android:gravity="center_horizontal"

         android:orientation="horizontal" >

         <Button

             android:id="@+id/menu_btnBackUp"

             android:layout_width="wrap_content"

             android:layout_height="wrap_content"

             android:layout_marginTop="5dp"

             android:background="@drawable/backup"

             android:layout_margin="0.5dp"

             android:width="100dp" />

         <Button

             android:id="@+id/menu_btnRevert"

             android:layout_width="wrap_content"

             android:layout_height="wrap_content"

             android:layout_marginTop="5dp"

             android:layout_margin="0.5dp"

             android:background="@drawable/importing"

             android:width="100dp" />

         <Button

             android:id="@+id/menu_btnCompany"

             android:layout_width="wrap_content"

             android:layout_height="wrap_content"

             android:layout_marginTop="5dp"

             android:background="@drawable/company"

             android:layout_margin="0.5dp"

             android:width="100dp" />

     </LinearLayout>

     <LinearLayout

         android:layout_width="match_parent"

         android:layout_height="match_parent"

         android:gravity="center_horizontal"

         android:orientation="horizontal" >

         <Button

             android:id="@+id/menu_btnCustom"

             android:layout_width="wrap_content"

             android:layout_height="wrap_content"

             android:layout_margin="0.5dp"

             android:layout_marginTop="5dp"

             android:background="@drawable/customer"

             android:width="100dp" />

         <Button

             android:id="@+id/menu_btnTeSe"

             android:layout_width="wrap_content"

             android:layout_height="wrap_content"

             android:layout_margin="0.5dp"

             android:layout_marginTop="5dp"

             android:background="@drawable/tese"

             android:width="100dp" />

         <Button

             android:id="@+id/menu_btnTool"

             android:layout_width="wrap_content"

             android:layout_height="wrap_content"

             android:layout_margin="0.5dp"

             android:layout_marginTop="5dp"

             android:background="@drawable/setting"

             android:width="100dp" />

     </LinearLayout>

 </LinearLayout>

package com.tdcontactapp.lz;

import com.tdcontactapp.CustomContactsActivity;

import com.tdcontactapp.EditAccountActivity;

import com.tdcontactapp.GroupContactsActivity;

import com.tdcontactapp.R;

import com.tdcontactapp.RecvertActivity;

import com.tdcontactapp.RemindActivity;

import android.app.Activity;

import android.content.Context;

import android.content.Intent;

import android.graphics.Color;

import android.graphics.drawable.ColorDrawable;

import android.os.Bundle;

import android.view.Gravity;

import android.view.KeyEvent;

import android.view.LayoutInflater;

import android.view.Menu;

import android.view.View;

import android.view.View.OnClickListener;

import android.view.View.OnKeyListener;

import android.view.ViewGroup;

import android.view.ViewGroup.LayoutParams;

import android.widget.Button;

import android.widget.PopupWindow;

public class LzMenuActivity extends Activity {

    protected PopupWindow mPopupWindow = null;

    protected Activity Context;

    @Override

    protected void onCreate(Bundle savedInstanceState) {

        super.onCreate(savedInstanceState);

        showBottomMenu();

    }

    public void showBottomMenu() {

        Context mContext = this;

        LayoutInflater mLayoutInfalter = (LayoutInflater) this

                .getSystemService(LAYOUT_INFLATER_SERVICE);

        View menuView = mLayoutInfalter.inflate(R.layout.lz_popup, null);

        mPopupWindow = new PopupWindow(menuView, LayoutParams.FILL_PARENT,

                LayoutParams.WRAP_CONTENT);

        mPopupWindow

                .setBackgroundDrawable(new ColorDrawable(Color.TRANSPARENT));

        mPopupWindow.setOutsideTouchable(true); // 设置是否允许在外点击使其消失，到底有用没？

        mPopupWindow.setAnimationStyle(android.R.style.Animation_Dialog);

        mPopupWindow.update();

        mPopupWindow.setTouchable(true);

        mPopupWindow.setFocusable(true);

        menuView.setFocusableInTouchMode(true);

        menuView.setOnKeyListener(new OnKeyListener() {

            @Override

            public boolean onKey(View v, int keyCode, KeyEvent event) {

                // TODO Auto-generated method stub

                if ((keyCode == KeyEvent.KEYCODE_MENU)

                        && (mPopupWindow.isShowing())) {

                    mPopupWindow.dismiss();// 这里写明模拟menu的PopupWindow退出就行

                    return true;

                }

                return false;

            }

        });

        /* 设置点击menu以外其他地方以及返回键退出 */

        Button btnBackup=(Button)menuView.findViewById(R.id.menu_btnBackUp);

        Button btnRevert=(Button)menuView.findViewById(R.id.menu_btnRevert);

        Button btnCompany=(Button)menuView.findViewById(R.id.menu_btnCompany);

        Button btnCustom=(Button)menuView.findViewById(R.id.menu_btnCustom);

        Button btnTese=(Button)menuView.findViewById(R.id.menu_btnTeSe);

        Button btnTool=(Button)menuView.findViewById(R.id.menu_btnTool);

        btnBackup.setOnClickListener(new btnClick("menu_btnBackUp"));

        btnRevert.setOnClickListener(new btnClick("menu_btnRevert"));

        btnCompany.setOnClickListener(new btnClick("menu_btnCompany"));

        btnCustom.setOnClickListener(new btnClick("menu_btnCustom"));

        btnTese.setOnClickListener(new btnClick("menu_btnTeSe"));

        btnTool.setOnClickListener(new btnClick("menu_btnTool"));

    }

    private class btnClick implements OnClickListener{

        private String name;

        public btnClick(String name){

            this.name=name;

        }

        @Override

        public void onClick(View v) {

            // TODO Auto-generated method stub

            Intent intent=new Intent();

            if(name.equals("menu_btnBackUp")){

                intent.setClass(LzMenuActivity.this,CustomContactsActivity.class);

            }

            if(name.equals("menu_btnRevert")){

                intent.setClass(LzMenuActivity.this,RecvertActivity.class);

            }

            if(name.equals("menu_btnCompany")){

                intent.setClass(LzMenuActivity.this,GroupContactsActivity.class);

            }

            if(name.equals("menu_btnCustom")){

                intent.setClass(LzMenuActivity.this,CustomContactsActivity.class);

            }

            if(name.equals("menu_btnTeSe")){

                intent.setClass(LzMenuActivity.this,RemindActivity.class);

            }

            if(name.equals("menu_btnTool")){

                intent.setClass(LzMenuActivity.this,EditAccountActivity.class);

            }

            startActivity(intent);

        }

    }

    @Override

    public boolean onCreateOptionsMenu(Menu menu) {

        //Toast.makeText(LzMenuActivity.this, "菜单事件", Toast.LENGTH_LONG).show();

        menu.add("menu");// 必须创建一项

        return super.onCreateOptionsMenu(menu);

    }

    @Override

    public boolean onMenuOpened(int featureId, Menu menu) {

        if (mPopupWindow != null) {

            if (!mPopupWindow.isShowing()) {

                /* 最重要的一步：弹出显示 在指定的位置(parent) 最后两个参数 是相对于 x / y 轴的坐标 */

                View v= ((ViewGroup)findViewById(android.R.id.content)).getChildAt(0);

                if(v==null)

                    return false;

                mPopupWindow.showAtLocation(v,

                        Gravity.BOTTOM, 0, 0);

            }

        }

        return false;// 返回为true 则显示系统menu

    }

}