安卓常用对话框合集代码,Java代码库,德仔网

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【Java】安卓常用对话框合集
作者:DTC2 / 发布于2015/8/10/ 589
在安卓系统中，与用户进行交互时我们常常会用到对话框。在这里的写了几种常见对话框的例子，希望能帮到有需要的人。

	package com.example.dialog;
	
	import java.util.ArrayList;
	import java.util.Collection;
	import java.util.HashSet;
	import java.util.Iterator;
	
	import android.app.Activity;
	import android.app.ActionBar;
	import android.app.AlertDialog;
	import android.app.AlertDialog.Builder;
	import android.app.Fragment;
	import android.app.ProgressDialog;
	import android.content.Context;
	import android.content.DialogInterface;
	import android.content.DialogInterface.OnClickListener;
	import android.content.DialogInterface.OnMultiChoiceClickListener;
	import android.os.Bundle;
	import android.view.LayoutInflater;
	import android.view.Menu;
	import android.view.MenuItem;
	import android.view.View;
	import android.view.ViewGroup;
	import android.widget.Toast;
	import android.os.Build;
	
	public class MainActivity extends Activity {
	
	 private Context context = this;
	 private int select; //获取单选对话框被选中的选项
	 private Collection<Integer> selects = new HashSet<Integer>(); //获取多选对话框被选中的选项
	 @Override
	 protected void onCreate(Bundle savedInstanceState) {
	 super.onCreate(savedInstanceState);
	 setContentView(R.layout.activity_dialog);
	 }
	
	 //普通对话框
	 public void click1(View view)
	 {
	 AlertDialog.Builder builder = new Builder(context);
	 builder.setTitle("今晚打老虎");
	 builder.setIcon(R.drawable.ic_launcher);
	 builder.setMessage("Are you sure?");
	 //确定按钮
	 builder.setPositiveButton("Yes", new OnClickListener() {
	 @Override
	 public void onClick(DialogInterface dialog, int which) {
	 Toast.makeText(context, "爱去做你去 :"+which, 0).show();
	 }
	 });
	 //取消按钮
	 builder.setNegativeButton("No", new OnClickListener() {
	 @Override
	 public void onClick(DialogInterface dialog, int which) {
	 Toast.makeText(context, "点击了不！ :"+which, 0).show();
	 }
	 });
	 //放在中间的按钮
	 builder.setNeutralButton("cancel", new OnClickListener() {
	 @Override
	 public void onClick(DialogInterface dialog, int which) {
	 Toast.makeText(context, "点击了取消 :"+which, 0).show();
	 }
	 });
	 builder.show(); //实际上包含了调用了 builder.create();
	 }
	
	 //单选对话框
	 public void click2(View view)
	 {
	 AlertDialog.Builder builder = new Builder(context);
	 builder.setTitle("你最喜欢的周星驰电影？");
	 builder.setIcon(R.drawable.ic_launcher);
	 final String[] items = {"大话西游","唐伯虎点秋香","赌侠2","逃学威龙"};
	 //checkedItem 设置默认选中的选项
	 builder.setSingleChoiceItems(items, 2, new OnClickListener() {
	 @Override
	 public void onClick(DialogInterface dialog, int which) {
	 //Toast.makeText(context, items[which] + "被选中了", 0).show();
	 //dialog.dismiss(); //点击选择之后自动关闭对话框
	 select = which;
	 }
	 });
	 //确定按钮
	 builder.setPositiveButton("确定", new OnClickListener() {
	 @Override
	 public void onClick(DialogInterface dialog, int which) {
	 Toast.makeText(context, "选择了"+items[select], 0).show();
	 }
	 });
	 builder.show();
	 }
	
	 //多选对话框
	 public void click3(View view)
	 {
	 AlertDialog.Builder builder = new Builder(context);
	 builder.setTitle("你最喜欢的周星驰电影？");
	 builder.setIcon(R.drawable.ic_launcher);
	 final String[] items = {"大话西游","唐伯虎点秋香","赌侠2","逃学威龙"};
	 builder.setMultiChoiceItems(items, new boolean[]{false,false,false,false}, new OnMultiChoiceClickListener() {
	 @Override
	 public void onClick(DialogInterface dialog, int which, boolean isChecked) {
	 //Toast.makeText(context, items[which] + isChecked, 0).show();
	 if (isChecked) {
	 selects.add(which);
	 }
	 else //加入选中之后再取消勾选，就将该选项清除
	 {
	 selects.remove(which);
	 }
	 }
	 });
	 //确定按钮
	 builder.setPositiveButton("确定", new OnClickListener() {
	 @Override
	 public void onClick(DialogInterface dialog, int which) {
	 Iterator it = selects.iterator();
	 while(it.hasNext())
	 {
	 int i = (Integer) it.next();
	 Toast.makeText(context, "选择了"+items[i], 0).show();
	 System.out.println(items[i]);
	 }
	 selects.clear(); //清除之前选中的结果
	 }
	 });
	 builder.show();
	 }
	
	 //进度对话框
	 public void click4(View view)
	 {
	 final ProgressDialog pd = new ProgressDialog(context);
	 pd.setTitle("起什么标题好？");
	 pd.setIcon(R.drawable.ic_launcher);
	 pd.setMessage("正在拼了命地加载");
	 pd.show();
	 new Thread(new Runnable(){
	 @Override
	 public void run() {
	 for(int i=0; i<101; i++)
	 {
	 pd.setProgress(i);
	 try
	 {
	 Thread.sleep(50);
	 }
	 catch (InterruptedException e)
	 {
	 e.printStackTrace();
	 }
	 }
	 pd.dismiss(); //自动关闭对话框
	 }
	 }).start();
	 }
	
	 //进度条对话框
	 public void click5(View view)
	 {
	 final ProgressDialog pd = new ProgressDialog(context);
	 pd.setProgressStyle(ProgressDialog.STYLE_HORIZONTAL); //设置为进度条对话框
	 pd.setMax(200); //设置进度条最大值
	 pd.setTitle("起什么标题好？");
	 pd.setIcon(R.drawable.ic_launcher);
	 pd.setMessage("正在拼了命地加载");
	 pd.show();
	 new Thread(new Runnable(){
	 @Override
	 public void run() {
	 for(int i=0; i<201; i++)
	 {
	 pd.setProgress(i);
	 try
	 {
	 Thread.sleep(20);
	 }
	 catch (InterruptedException e)
	 {
	 e.printStackTrace();
	 }
	 }
	 pd.dismiss(); //自动关闭对话框
	 }
	 }).start();
	 }
	}

	

	

	

	activity_main

	<?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" >
	
	 <Button
	 android:onClick="click1"
	 android:layout_width="wrap_content"
	 android:layout_height="wrap_content"
	 android:text="普通对话框" />
	
	 <Button
	 android:onClick="click2"
	 android:layout_width="wrap_content"
	 android:layout_height="wrap_content"
	 android:text="单选对话框" />
	
	 <Button
	 android:onClick="click3"
	 android:layout_width="wrap_content"
	 android:layout_height="wrap_content"
	 android:text="多选对话框" />
	
	 <Button
	 android:onClick="click4"
	 android:layout_width="wrap_content"
	 android:layout_height="wrap_content"
	 android:text="进度对话框" />
	
	 <Button
	 android:onClick="click5"
	 android:layout_width="wrap_content"
	 android:layout_height="wrap_content"
	 android:text="进度条对话框" />
	
	</LinearLayout>
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