这次写的android的基本对话框的使用，主要是看代码其实写的时候都是一样的，看你的需求是什么，你就可以设置成什么样
activity_main.xml源码
<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" android:orientation="vertical" android:paddingBottom="@dimen/activity_vertical_margin" android:paddingLeft="@dimen/activity_horizontal_margin" android:paddingRight="@dimen/activity_horizontal_margin" android:paddingTop="@dimen/activity_vertical_margin" tools:context="com.example.uidemo01.MainActivity" > <Button android:layout_width="wrap_content" android:layout_height="wrap_content" android:onClick="commondialog" android:layout_gravity="center" android:text="普通对话框"/> <Button android:layout_width="wrap_content" android:layout_height="wrap_content" android:onClick="listdialog" android:layout_gravity="center" android:text="列表对话框"/> <Button android:layout_width="wrap_content" android:layout_height="wrap_content" android:onClick="singledialog" android:layout_gravity="center" android:text="单选对话框"/> <Button android:layout_width="wrap_content" android:layout_height="wrap_content" android:onClick="multidialog" android:layout_gravity="center" android:text="多选对话框"/> <Button android:layout_width="wrap_content" android:layout_height="wrap_content" android:onClick="progressdialog" android:layout_gravity="center" android:text="不确定进度条对话框"/> <Button android:layout_width="wrap_content" android:layout_height="wrap_content" android:onClick="progressdialog_1" android:layout_gravity="center" android:text="确定进度条对话框"/> </LinearLayout> MainActivity代码
package com.example.uidemo01; import android.app.Activity; import android.app.AlertDialog; import android.app.ProgressDialog; import android.content.DialogInterface; import android.os.Bundle; import android.os.SystemClock; import android.view.View; import android.widget.ProgressBar; import android.widget.Toast; public class MainActivity extends Activity { @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_main); } //普通对话框 public void commondialog(View v){ //1.创建Builder AlertDialog.Builder builder = new AlertDialog.Builder(MainActivity.this); //2.给Builder设置数据 //设置标题 builder.setTitle("警告"); //是后退键失效 builder.setCancelable(false); //设置提醒的内容 builder.setMessage("你确定要访问这个网页！"); //设置图标 builder.setIcon(android.R.drawable.alert_light_frame); //设置确定按钮 builder.setPositiveButton("确定", new DialogInterface.OnClickListener() { @Override public void onClick(DialogInterface dialog, int which) { } }); //设置中间的按钮 builder.setNeutralButton("隐藏", new DialogInterface.OnClickListener() { @Override public void onClick(DialogInterface dialog, int which) { } }); //设置取消按钮 builder.setNegativeButton("取消", new DialogInterface.OnClickListener() { @Override public void onClick(DialogInterface dialog, int which) { } }); //3.使用Builder创建对话框 AlertDialog dialog = builder.create(); //4.显示对话框 dialog.show(); } //列表对话框 public void listdialog(View v){ final String[] items =new String[] {"武汉","岳阳","长沙"}; //1.创建Builder AlertDialog.Builder builder = new AlertDialog.Builder(MainActivity.this); //2.给Builder设置数据 builder.setTitle("请选择"); builder.setIcon(android.R.drawable.alert_dark_frame); builder.setItems(items, new DialogInterface.OnClickListener() { @Override public void onClick(DialogInterface dialog, int which) { String item = items[which]; Toast.makeText(MainActivity.this, item, 0).show(); } }); //3.使用Builder创建对话框 AlertDialog dialog = builder.create(); //4.显示对话框 dialog.show(); } //单选对话框 public void singledialog(View v){ final String[] items =new String[] {"武汉","岳阳","长沙"}; //1.创建Builder AlertDialog.Builder builder = new AlertDialog.Builder(MainActivity.this); //2.给Builder设置数据 builder.setTitle("请选择"); builder.setIcon(android.R.drawable.alert_dark_frame); builder.setSingleChoiceItems(items, 0, new DialogInterface.OnClickListener() { @Override public void onClick(DialogInterface dialog, int which) { String item = items[which]; Toast.makeText(MainActivity.this, item, 0).show(); dialog.dismiss(); } }); //3.使用Builder创建对话框 AlertDialog dialog = builder.create(); //4.显示对话框 dialog.show(); } //多选对话框 public void multidialog(View v){ final String[] items =new String[] {"武汉","岳阳","长沙"}; final boolean[] checkedItems = new boolean[]{true,false,false}; AlertDialog.Builder builder = new AlertDialog.Builder(MainActivity.this); builder.setTitle("请选择"); builder.setIcon(android.R.drawable.alert_dark_frame); builder.setMultiChoiceItems(items, checkedItems, new DialogInterface.OnMultiChoiceClickListener() { @Override public void onClick(DialogInterface dialog, int which, boolean isChecked) { checkedItems[which] = isChecked; } }); builder.setPositiveButton("确定", new DialogInterface.OnClickListener() { @Override public void onClick(DialogInterface dialog, int which) { StringBuffer sb = new StringBuffer(); for(int i=0; i<checkedItems.length; i++){ if(checkedItems[i]){ sb.append(items[i]).append(","); } } Toast.makeText(MainActivity.this, sb.toString(), 0).show(); } }); builder.create().show(); } //不确定进度条对话框 public void progressdialog(View v){ new ProgressDialog(this).show(this, "正在加载", "正在努力加载中....."); } //确定进度条对话框 public void progressdialog_1(View v){ final ProgressDialog pd = new ProgressDialog(this); //水平 pd.setProgressStyle(ProgressDialog.STYLE_HORIZONTAL); pd.setMax(100); pd.setIcon(android.R.drawable.alert_dark_frame); pd.setMessage("正在下载中...."); pd.show(); new Thread(){ public void run() { int i = 1; while(i<100){ pd.setProgress(i++); //睡眠 SystemClock.sleep(200); } pd.dismiss(); } }.start(); } }
