Android中AlertDilog显示简单和复杂列表的方法

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 ListDialogTest1extends Activityimplements 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();
  }
}

import android.app.Activity;
import android.app.AlertDialog;
import android.app.AlertDialog.Builder;
import android.content.DialogInterface;
import android.content.DialogInterface.OnMultiChoiceClickListener;
import android.graphics.Color;
import android.os.Bundle;
import android.view.View;
import android.widget.Button;
import android.widget.TextView;
public class DiaActivity extends Activity {
 /** Called when the activity is first created. */
 private Button btn;
 private TextView tv;
 private String[] shuxing = { "字体颜色", "字体大小" };
 private boolean[] chuzhi = { false, false };
 @Override
 public void onCreate(Bundle savedInstanceState) {
 super.onCreate(savedInstanceState);
 setContentView(R.layout.main);
 btn = (Button) findViewById(R.id.button1);
 tv = (TextView) findViewById(R.id.textView1);
 btn.setOnClickListener(new View.OnClickListener() {
  @Override
  public void onClick(View v) {
  // TODO Auto-generated method stub
  Builder b = new AlertDialog.Builder(DiaActivity.this);
  b.setTitle("gggggg");
  b.setMultiChoiceItems(shuxing, chuzhi,
   new DialogInterface.OnMultiChoiceClickListener() {
    @Override
    public void onClick(DialogInterface dialog,
     int which, boolean isChecked) {
    switch (which) {
    case 0:
     chuzhi[0] = isChecked;
     break;
    case 1:
     chuzhi[1] = isChecked;
     break;
    default:
     break;
    }
    }
   });
  b.setPositiveButton("确定",
   new DialogInterface.OnClickListener() {
    @Override
    public void onClick(DialogInterface dialog,
     int which) {
    if (chuzhi[0] == true) {
     tv.setTextColor(Color.BLUE);
    }
    if (chuzhi[1] == true) {
     tv.setTextSize(50f);
    }
    }
   });
  b.create().show();
  }
 });
 }
}

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;
import android.widget.Toast;
public class SingleChoiceItemsTest extends Activityimplements OnClickListener
{
  private String[] province = new String[] { "上海", "北京", "湖南", "湖北", "海南" };
  private Button btnSingleChoiceList;
  // 单击事件对象的实例
  private ButtonOnClick buttOnOnClick= new ButtonOnClick(1);
  /** Called when the activity is first created. */
  @Override
  public void onCreate(Bundle savedInstanceState)
  {
    super.onCreate(savedInstanceState);
    setContentView(R.layout.main);
    btnSingleChoiceList = (Button) findViewById(R.id.btnSingleChoice);
    btnSingleChoiceList.setOnClickListener(this);
  }
  @Override
  public void onClick(View v)
  {
    showSingleChoiceButton();
  }
  // 在单选选项中显示 确定和取消按钮
  //buttonOnClickg变量的数据类型是ButtonOnClick,一个单击事件类
  private void showSingleChoiceButton()
  {
    AlertDialog.Builder builder = new AlertDialog.Builder(this);
    builder.setTitle("请选择省份");
    builder.setSingleChoiceItems(province, 0, buttonOnClick);
    builder.setPositiveButton("确定", buttonOnClick);
    builder.setNegativeButton("取消", buttonOnClick);
    builder.show();
  }
  private class ButtonOnClick implements DialogInterface.OnClickListener
  {
    private int index; // 表示选项的索引
    public ButtonOnClick(int index)
    {
      this.index = index;
    }
    @Override
    public void onClick(DialogInterface dialog,int which)
    {
      // which表示单击的按钮索引，所有的选项索引都是大于0，按钮索引都是小于0的。
      if (which >= 0)
      {
       //如果单击的是列表项，将当前列表项的索引保存在index中。
       //如果想单击列表项后关闭对话框，可在此处调用dialog.cancel()
       //或是用dialog.dismiss()方法。
       index = which;
      }
      else
      {
       //用户单击的是【确定】按钮
       if (which == DialogInterface.BUTTON_POSITIVE)
       {
         //显示用户选择的是第几个列表项。
         final AlertDialog ad = new AlertDialog.Builder(
             SingleChoiceItemsTest.this).setMessage(
             "你选择的地区是：" + index + ":" + province[index]).show();
         //五秒钟后自动关闭。
         Handler hander = new Handler();
         Runnable runnable = new Runnable()
         {
           @Override
           public void run()
           {
             ad.dismiss();
           }
         };
         hander.postDelayed(runnable, 5 * 1000);
       }
       //用户单击的是【取消】按钮
       else if (which == DialogInterface.BUTTON_NEGATIVE)
       {
         Toast.makeText(SingleChoiceItemsTest.this, "你没有选择任何东西",
             Toast.LENGTH_LONG);
       }
      }
    }
  }
}