android 简单列表对话框(AlertDialog.Builder().setItems())

fmms 7年前
     <img alt="android 简单列表对话框(AlertDialog.Builder().setItems()) " src="https://simg.open-open.com/show/d6c963d505cef78f9d7ca1a12054dab7.jpg" width="331" height="115" />      <div>     <img alt="android 简单列表对话框(AlertDialog.Builder().setItems()) " src="https://simg.open-open.com/show/d7cafdd926883ff55a4b075972f8e0d4.jpg" width="295" height="381" />     <br />     <br />    </div>      <br />    <div>     <img alt="android 简单列表对话框(AlertDialog.Builder().setItems()) " src="https://simg.open-open.com/show/417e87416c7726f2bbf2c8b84bbc6d89.jpg" width="267" height="54" />     <br />     <br />     <p><a name="OLE_LINK3" rel="nofollow"></a> </p>     <pre class="brush:java; toolbar: true; auto-links: false;">package com.js.listdialogtest1;  import android.app.Activity; import android.app.AlertDialog; import android.content.DialogInterface; import android.os.Bundle; import android.os.Handler; import android.view.View; import android.view.View.OnClickListener; import android.widget.Button;  public class ListDialogTest1 extends Activity implements OnClickListener {      private Button btnListDialog;      private String[] provinces = new String[] { "上海", "北京", "湖南", "湖北", "海南" };         /** Called when the activity is first created. */      @Override      public void onCreate(Bundle savedInstanceState)      {          super.onCreate(savedInstanceState);          setContentView(R.layout.main);             btnListDialog = (Button) findViewById(R.id.btnListDialog);          btnListDialog.setOnClickListener(this);      }         @Override      public void onClick(View v)      {          switch (v.getId())          {          case R.id.btnListDialog:              showListDialog();              break;          }         }         private void showListDialog()      {          AlertDialog.Builder builder = new AlertDialog.Builder(this);          builder.setTitle("请选择省份");             /**           * 1、public Builder setItems(int itemsId, final OnClickListener           * listener) itemsId表示字符串数组的资源ID,该资源指定的数组会显示在列表中。 2、public Builder           * setItems(CharSequence[] items, final OnClickListener listener)           * items表示用于显示在列表中的字符串数组           */          builder.setItems(provinces, new DialogInterface.OnClickListener()          {                @Override             public void onClick(DialogInterface dialog, int which)            {              /*              * ad变量用final关键字定义,因为在隐式实现的Runnable接口 的run()方法中 需要访问final变量。               */              final AlertDialog ad = new AlertDialog.Builder(             ListDialogTest1.this).setMessage(                 "你选择的是:" + which + ": " + provinces[which]).show();              Handler handler = new Handler();              Runnable runnable = new Runnable()             {                @Override                public void run()                {                     // 调用AlertDialog类的dismiss()方法关闭对话框,也可以调用cancel()方法。                     ad.dismiss();                 }             };             // 5秒后运行run()方法。             handler.postDelayed(runnable, 5 * 1000);              }         });          builder.create().show();      }  }</pre>     <p></p>    </div>