点击一个按钮，弹出一个对话框，对弹出的对话框进行配置

activity 代码package com.dialog.test1; import android.app.Activity; import android.app.AlertDialog; import android.content.DialogInterface; import android.os.Bundle; import android.widget.Button; import android.util.Log; import android.view.View; import android.view.View.OnClickListener; publicclass DialogTest1 extends Activity { /** Called when the activity is first created. */ private Button btn; private String TAG="DialogTest1"; @Override publicvoid onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.main); btn=(Button)findViewById(R.id.button1); btn.setOnClickListener(mylistener); } private OnClickListener mylistener=new OnClickListener(){ @Override publicvoid onClick(View v) { // TODO Auto-generated method stub //按了button按钮以后，让他弹出一个对话框 new AlertDialog.Builder(DialogTest1.this) .setIcon(R.drawable.icon) .setTitle(R.string.title_name) .setMessage(R.string.message_name) .setPositiveButton(R.string.btn1_name, new DialogInterface.OnClickListener(){ @Override publicvoid onClick(DialogInterface dialog, int which) { // TODO Auto-generated method stub Log.v(TAG,"你点击了确定"); //activity finish finish(); } }) .show(); } }; @Override protectedvoid onDestroy() { // TODO Auto-generated method stub super.onDestroy(); Log.v(TAG,"activity finish"); } }main.xml代码<?xml version="1.0" encoding="utf-8"?> <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android" android:orientation="vertical" android:layout_width="fill_parent" android:layout_height="fill_parent" > <TextView android:layout_width="fill_parent" android:layout_height="wrap_content" android:text="@string/hello" /> <Button android:id="@+id/button1" android:layout_width="fill_parent" android:layout_height="wrap_content" android:text="按我会显示对话框哦！"/> </LinearLayout> string.xml代码<?xml version="1.0" encoding="utf-8"?> <resources> <string name="hello">Hello World, DialogTest1!</string> <string name="app_name">DialogTest1</string> <string name="title_name">我是标题</string> <string name="message_name">我是message</string> <string name="btn1_name">确定</string> <string name="btn2_name">取消</string> </resources>log 信息 V/DialogTest1( 2244): 你点击了确定 V/DialogTest1( 2309): activity finish 如果不加finish这句话，点完确定之后，对话框也会消失。   http://www.cnblogs.com/snowdrop/articles/1893594.html