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  • Android 列表单选对话框

    <RelativeLayout 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: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.test10.MainActivity" >
    
    <Button 
    android:layout_width="wrap_content"
    android:layout_height="wrap_content"
    android:text="Button1"
    android:onClick="btnOnclick"/>
    
    </RelativeLayout>
    package com.example.test10;
    
    import android.support.v7.app.ActionBarActivity;
    import android.app.AlertDialog;
    import android.os.Bundle;
    import android.view.Menu;
    import android.view.MenuItem;
    import android.view.View;
    
    public class MainActivity extends ActionBarActivity {
      private AlertDialog dlg;
      @Override
      protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
        createSingle();
      }
      public void createSingle(){
        final String[] items={"AAA","BBB","CCC","DDD"}; 
        dlg=new AlertDialog.Builder(this)
        .setIcon(R.drawable.ic_launcher)
        .setTitle("列表对话框")
        .setSingleChoiceItems(items, 0, null)
        .setPositiveButton("确定", null)
        .create();
      }
      public void btnOnclick(View view){
        dlg.show();
      }
    }
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  • 原文地址:https://www.cnblogs.com/nuoruo/p/12865648.html
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