<?xml version="1.0" encoding="utf-8"?> 
<LinearLayout 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" 
tools:context="com.fyt.dialogdemo.MainActivity" 
android:orientation="vertical"> 
<Button 
android:layout_width="wrap_content" 
android:layout_height="wrap_content" 
android:text="確定取消對(duì)話框" 
android:onClick="Clicked1"/> 
<Button 
android:layout_width="wrap_content" 
android:layout_height="wrap_content" 
android:text="單選對(duì)話框" 
android:onClick="Clicked2"/> 
<Button 
android:layout_width="wrap_content" 
android:layout_height="wrap_content" 
android:text="多選對(duì)話框" 
android:onClick="Clicked3"/> 
</LinearLayout>

package com.fyt.dialogdemo; 
import android.os.Bundle; 
import android.app.Activity; 
import android.app.AlertDialog; 
import android.app.AlertDialog.Builder; 
import android.content.DialogInterface; 
import android.content.DialogInterface.OnClickListener; 
import android.content.DialogInterface.OnMultiChoiceClickListener; 
import android.view.View; 
import android.widget.Toast; 
public class MainActivity extends Activity { 
@Override 
protected void onCreate(Bundle savedInstanceState) { 
super.onCreate(savedInstanceState); 
setContentView(R.layout.activity_main); 
} 
//確定取消對(duì)話框按鈕響應(yīng)函數(shù) 
public void Clicked1(View view) { 
//使用創(chuàng)建器創(chuàng)建單選對(duì)話框 
AlertDialog.Builder builder = new Builder(this); 
//設(shè)置對(duì)話框的圖標(biāo) 
builder.setIcon(android.R.drawable.alert_light_frame); 
//設(shè)置對(duì)話框的標(biāo)題 
builder.setTitle("欲練此功必先自宮"); 
//設(shè)置文本 
builder.setMessage("林平之，想清楚哦"); 
//設(shè)置確定按鈕 
builder.setPositiveButton("確定", new OnClickListener() { 
@Override 
public void onClick(DialogInterface dialog, int which) { 
Toast.makeText(MainActivity.this, "感謝使用本軟件,再見", Toast.LENGTH_SHORT).show(); 
} 
}); 
//設(shè)置取消按鈕 
builder.setNegativeButton("取消", new OnClickListener() { 
@Override 
public void onClick(DialogInterface dialog, int which) { 
Toast.makeText(MainActivity.this, "若不自宮,一定不成功", Toast.LENGTH_SHORT).show(); 
} 
}); 
//使用創(chuàng)建器生成一個(gè)對(duì)話框?qū)ο?
AlertDialog ad = builder.create(); 
ad.show(); 
} 
//單選對(duì)話框按鈕響應(yīng)函數(shù) 
public void Clicked2(View view) { 
AlertDialog.Builder builder = new Builder(this); 
//設(shè)置單選對(duì)話框的標(biāo)題 
builder.setTitle("請(qǐng)選擇性別"); 
//創(chuàng)建字符串?dāng)?shù)組,用來設(shè)置單選對(duì)話框中的條目 
final String[] items = {"男", "女"}; 
//創(chuàng)建單選對(duì)話框 
//第一個(gè)參數(shù):單選對(duì)話框中顯示的條目所在的字符串?dāng)?shù)組 
//第二個(gè)參數(shù):默認(rèn)選擇的條目的下標(biāo)(-1表示默認(rèn)沒有選擇任何條目) 
//第三個(gè)參數(shù):設(shè)置事件監(jiān)聽 
builder.setSingleChoiceItems(items, -1, new OnClickListener() { 
//which:用戶所選的條目的下標(biāo) 
//dialog:觸發(fā)這個(gè)方法的對(duì)話框 
@Override 
public void onClick(DialogInterface dialog, int which) { 
//使用吐司對(duì)話框提示用戶選擇的性別 
Toast.makeText( 
MainActivity.this, 
"您選擇的性別是:" + items[which], 
Toast.LENGTH_SHORT).show(); 
//關(guān)閉對(duì)話框 
dialog.dismiss(); 
} 
}); 
//顯示單選對(duì)話框 
builder.show(); 
} 
//多選對(duì)話框按鈕響應(yīng)函數(shù) 
public void Clicked3(View view) { 
AlertDialog.Builder builder = new Builder(this); 
//設(shè)置多選對(duì)話框的標(biāo)題 
builder.setTitle("請(qǐng)選擇您覺得帥的人"); 
//創(chuàng)建字符串?dāng)?shù)組,用于設(shè)置多選對(duì)話框中的選項(xiàng) 
final String[] items = { 
"侃哥", 
"趙帥哥", 
"趙老師", 
"趙師兄" 
}; 
//創(chuàng)建boolean數(shù)組,用于設(shè)置多選對(duì)話框中的條目是否被選中了 
final boolean[] checkedItems = { 
false, 
false, 
false, 
false 
}; 
//創(chuàng)建多選對(duì)話框 
//第一個(gè)參數(shù):多選對(duì)話框中條目所在的字符串?dāng)?shù)組 
//第二個(gè)參數(shù):條目是否被選中的標(biāo)記所在的數(shù)組 
//第三個(gè)參數(shù):創(chuàng)建事件監(jiān)聽 
builder.setMultiChoiceItems(items, checkedItems, new OnMultiChoiceClickListener() { 
//which:用戶點(diǎn)擊的條目的下標(biāo) 
//isChecked:用戶是選中該條目還是取消該條目 
@Override 
public void onClick(DialogInterface dialog, int which, boolean isChecked) { 
checkedItems[which] = isChecked; 
} 
}); 
//設(shè)置一個(gè)確定按鈕 
builder.setPositiveButton("確定", new OnClickListener() { 
@Override 
public void onClick(DialogInterface dialog, int which) { 
String text = ""; 
//記錄多選對(duì)話框中用戶選中的條目 
for(int i = 0; i < 4; i++) { 
text += checkedItems[i]? items[i] + "," : ""; 
} 
//使用吐司對(duì)話框顯示用戶選中的條目 
Toast.makeText(MainActivity.this, text, 0).show(); 
//隱藏多選對(duì)話框 
dialog.dismiss(); 
} 
}); 
//顯示多選對(duì)話框 
builder.show(); 
} 
}