Android radio Button dialog box usage Example analysis _android

This example describes the use of the Android Radio button dialog box. Share to everyone for your reference. Specifically as follows:

Main.xml Layout file

<?xml version= "1.0" encoding= "Utf-8"?> <linearlayout xmlns:android=
"http://schemas.android.com/apk/" Res/android "
  android:orientation=" vertical "android:layout_width=" fill_parent "
  android:layout_height=" Fill_parent ">
  <edittext android:text=" " 
    android:id=" @+id/edittext "
    android:layout_width=" fill _parent "
    android:layout_height=" wrap_content " 
    android:editable=" false "
    android:cursorvisible=" False "/>
  <button android:text=" Displays the Radio dialog box " 
    android:id=" @+id/button "
    android:layout_width=" Fill_parent "
    android:layout_height=" wrap_content "/>
</LinearLayout>

Array.xml Array

<?xml version= "1.0" encoding= "Utf-8"?>
<resources>
 <string-array name= "hobby" >
   < item> Swimming </item>
   <item> playing basketball </item>
   <item> mountaineering </item>
 </string-array >
</resources>

Alertdialog class

Package com.ljq.dialog;
Import android.app.Activity;
Import Android.app.Dialog;
Import Android.app.AlertDialog.Builder;
Import Android.content.DialogInterface;
Import Android.content.DialogInterface.OnClickListener;
Import Android.os.Bundle;
Import Android.view.View;
Import Android.widget.Button;
Import Android.widget.EditText;
  public class Alertdialog extends activity {private EditText edittext;
  Private final static int dialog=1;
    @Override public void OnCreate (Bundle savedinstancestate) {super.oncreate (savedinstancestate);
    Setcontentview (R.layout.main);
    edittext= (EditText) Findviewbyid (R.id.edittext);
    Button button = (button) Findviewbyid (R.id.button); Button.setonclicklistener (New View.onclicklistener () {public void OnClick (View v) {//Display dialog box Showdi
      Alog (DIALOG);
  }
    });
    /** * Create radio button dialog box */@Override protected Dialog oncreatedialog (int id) {Dialog dialog=null; Switch (ID) {Case Dialog:builDer builder=new Android.app.AlertDialog.Builder (this);
      Set the icon for the dialog box Builder.seticon (R.drawable.header);
      Sets the title Builder.settitle (radio button dialog box) for the dialog box; 0: The default first radio button is selected Builder.setsinglechoiceitems (r.array.hobby, 0, New Onclicklistener () {public void OnClick (
          Dialoginterface dialog, int which) {String hoddy=getresources (). Getstringarray (R.array.hobby) [which];
        Edittext.settext ("You selected:" +hoddy);
      }
      }); Add a OK button Builder.setpositivebutton (OK), new Dialoginterface.onclicklistener () {public void OnClick (Dia
      Loginterface dialog, int which) {}});
      Create a radio button dialog box Dialog=builder.create ();
    Break
  return dialog; }
}

Run Result:

I hope this article will help you with your Android program.