下面代码写了常见的几个对话框，包含：
1、确定取消对话框
2、单选对话框
3、多选对话框
4、进度对话框（加载时的）
5、下载进度对话框
package com.yuanlp.dialogs;
import android.app.ProgressDialog;
import android.content.DialogInterface;
import android.os.Bundle;
import android.support.v7.app.AlertDialog;
import android.support.v7.app.AppCompatActivity;
import android.view.View;
import android.widget.Toast;
public class MainActivity extends AppCompatActivity {
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
}
/**
* 创建一个确定取消对话框
* @param view
*/
public void click1(View view){
//工厂设计模式，获取对话框工厂
AlertDialog.Builder builder = new AlertDialog.Builder(this);
builder.setTitle("警告");
builder.setMessage("欲练此功，必先自宫");
builder.setPositiveButton("是", new DialogInterface.OnClickListener() {
@Override
public void onClick(DialogInterface dialog, int which) {
Toast.makeText(MainActivity.this,"点击了是",Toast.LENGTH_SHORT).show();
}
});
builder.setNegativeButton("否", new DialogInterface.OnClickListener() {
@Override
public void onClick(DialogInterface dialog, int which) {
Toast.makeText(MainActivity.this,"不自宫，不成功",Toast.LENGTH_SHORT).show();
}
});
//一定要显示show,不然不会显示
builder.show();
}
/**
* 创建一个单选对话框
* @param view
*/
public void click2(View view){
//工厂设计模式，获取对话框工厂
final AlertDialog.Builder builder = new AlertDialog.Builder(this);
builder.setTitle("请选择姓名");
final String[] items=new String[]{"男","女","未知"};
builder.setSingleChoiceItems(items, -1, new DialogInterface.OnClickListener() {
@Override
public void onClick(DialogInterface dialog, int which) {
Toast.makeText(MainActivity.this,"选择的性别是:"+items[which],Toast.LENGTH_LONG).show();
//关闭对话框
dialog.dismiss();
}
});
//一定要显示show,不然不会显示
builder.show();
}
/**
* 创建一个多选对话框
* @param view
*/
public void click3(View view){
//工厂设计模式，获取对话框工厂
AlertDialog.Builder builder = new AlertDialog.Builder(this);
builder.setTitle("警告");
final String[] items={"苹果","香蕉","梨子","桃子"};
final boolean[] checkdes={false,true,true,true};
//参数解析：第一个是多选项的一个集合，第二个是每个选项默认的选择状态，第三个是监听
builder.setMultiChoiceItems(items, checkdes, new DialogInterface.OnMultiChoiceClickListener() {
@Override
public void onClick(DialogInterface dialog, int which, boolean isChecked) {
Toast.makeText(MainActivity.this,items[which]+isChecked,Toast.LENGTH_SHORT).show();
}
});
builder.setPositiveButton("是", new DialogInterface.OnClickListener() {
@Override
public void onClick(DialogInterface dialog, int which) {
StringBuffer sb=new StringBuffer();
for(int i=0;i<checkdes.length;i++){
if (checkdes[i]){
sb.append(items[i]+" ");
}
}
Toast.makeText(MainActivity.this,"喜欢吃的水果是："+sb.toString(),Toast.LENGTH_SHORT).show();
}
});
//一定要显示show,不然不会显示
builder.show();
}
/**
* 创建一个进度对话框
* @param view
*/
public void click4(View view){
//工厂设计模式，获取对话框工厂
final ProgressDialog pd = new ProgressDialog(this);
pd.setTitle("稍等");
pd.setMessage("正在拼命加载中");
//一定要显示show,不然不会显示
pd.show();
new Thread(){
@Override
public void run() {
try {
Thread.sleep(20000);
} catch (InterruptedException e) {
e.printStackTrace();
}
pd.dismiss(); //关闭对话框
}
}.start();
}
/**
* 创建具体进度条的对话框
* @param view
*/
public void click5(View view){
//工厂设计模式，获取对话框工厂
final ProgressDialog pd = new ProgressDialog(this);
pd.setTitle("请等待");
pd.setMessage("正在拼命加载");
pd.setProgressStyle(ProgressDialog.STYLE_HORIZONTAL);
pd.setMax(100);
//一定要显示show,不然不会显示
pd.show();
new Thread(){
@Override
public void run() {
try {
for (int i=0;i<100;i++){
Thread.sleep(300);
pd.setProgress(i);
}
} catch (InterruptedException e) {
e.printStackTrace();
}
pd.dismiss();
}
}.start();
}
}本文出自 “YuanGuShi” 博客，请务必保留此出处http://cm0425.blog.51cto.com/10819451/1940215
原文地址：http://cm0425.blog.51cto.com/10819451/1940215
