Android Basics: Cue box Alertdialog instance

String.xml

<?xml version= "1.0" encoding= "Utf-8"?>  <resources>      <string name= "App_name" >TestBase< /string>      <string name= "City_name" > City </string>      <string name= "City_default" > Beijing </ string>      <string name= "Btn_yesorno" > whether to select the Prompt box </string>      <string name= "Btn_listitem" > List selection Prompt box </string>  </resources>  

　　

Main.xml

<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" tools:context= "com.mytest.testbase.MainActivity" > <textview android:la        Yout_width= "Wrap_content" android:layout_height= "wrap_content" android:text= "@string/city_name"/> <edittext android:id= "@+id/city_name" android:layout_width= "Wrap_content" android:layou t_height= "Wrap_content" android:hint= "@string/city_default" android:inputtype= "text"/> <bu Tton android:id= "@+id/btn_yesorno" android:layout_width= "Wrap_content" android:layout_height= "W Rap_content "android:onclick=" Yesornoonclick "android:text=" @string/btn_yesorno "/> <bu Tton android:id= "@+id/btn_listitem"         Android:layout_width= "Wrap_content" android:layout_height= "wrap_content" android:onclick= "ListI Temonclick "android:text=" @string/btn_listitem "/> <textview android:layout_width="                    Wrap_content "android:layout_height=" wrap_content "android:id=" @+id/tv_result "/>   </LinearLayout>

　　

Activity.java

Package com.mytest.testbase;  Import android.app.Activity;  Import Android.app.AlertDialog;  Import Android.app.AlertDialog.Builder;  Import Android.content.DialogInterface;  Import Android.os.Bundle;  Import Android.view.View;  Import Android.widget.TextView;    Import Android.widget.Toast;        public class Mainactivity extends Activity {private TextView textview_result;          @Override protected void OnCreate (Bundle savedinstancestate) {super.oncreate (savedinstancestate);            Setcontentview (R.layout.activity_main);      Textview_result = (TextView) This.findviewbyid (R.id.tv_result); /** * Select the Prompt box * * @param view */public void Yesornoonclick (view view) {Bui            Lder builder = new Alertdialog.builder (this); Builder.setmessage ("Confirm the deletion?" "). Setpositivebutton (" Yes ", new Dialoginterface.onclicklistener () {@Override public void onclic    K (dialoginterface Dialog, int which) {              Toast.maketext (Getapplicationcontext (), "Delete succeeded",//Toast.length_short). Show ();              Textview_result.settext ("delete succeeded"); }}). Setnegativebutton ("No", new Dialoginterface.onclicklistener () {@Override public                  void OnClick (Dialoginterface dialog, int which) {//Toast.maketext (Getapplicationcontext (), "Delete failed",                  Toast.length_short). Show ();              Textview_result.settext ("delete failed");            }            });          Alertdialog dialog = Builder.create ();      Dialog.show (); /** * List item selection Prompt box * * @param view */public void Listitemonclick (view view) {Bui          Lder builder = new Alertdialog.builder (this);          Final string[] Cities = {"Guangzhou", "Shanghai", "Beijing", "Hong Kong", "Macau"}; Builder.settitle ("Select City"). Setitems (Cities, New Dialoginterface.onclicklistener () {@Override PU Blic void ONclick (dialoginterface dialog, int which) {textview_result.settext ("Selected city is" + Cities[which]);            }            });          Alertdialog dialog = Builder.create ();      Dialog.show ();   }    }

　　

Android Basics: Cue box Alertdialog instance