创建最简单的Dialog
package com.ipjmc.dialog;import android.app.Activity;import android.app.AlertDialog;import android.app.Dialog;import android.content.DialogInterface;import android.os.Bundle;public class SimpleDialogActivity extends Activity { /** Called when the activity is first created. */ @Override public void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.main); //创建并显示Dialog示例 Dialog dialog = new AlertDialog.Builder(SimpleDialogActivity.this) .setTitle("提示").setMessage("确实要退出程序?") //设置标题 .setPositiveButton("确定", new DialogInterface.OnClickListener() { //添加按钮 //确定按钮的点击事件 @Override public void onClick(DialogInterface dialog, int which) { SimpleDialogActivity.this.finish(); } }).setNegativeButton("取消", new DialogInterface.OnClickListener() { //添加按钮//取消按钮的点击事件 @Override public void onClick(DialogInterface dialog, int which) { dialog.dismiss(); } }).create(); dialog.show(); //显示dialog }}