android - Problem with a button -

<?xml version="1.0" encoding="utf-8"?>  <linearlayout xmlns:android="http://schemas.android.com/apk/res/android"         android:orientation="vertical"         android:layout_width="wrap_content"         android:layout_height="wrap_content"         >     <linearlayout android:orientation="horizontal"             android:layout_width="fill_parent"             android:layout_height="wrap_content"             android:paddingbottom="20px"             >         <button android:id="@+id/expandbutton"                 android:layout_width="wrap_content"                 android:layout_height="wrap_content"                 android:text=" + "                  android:focusable="false"                 android:focusableintouchmode="false"                 android:clickable="false"                 />         <textview android:id="@+id/joketextview"                 android:layout_width="fill_parent"                 android:layout_height="wrap_content"                 android:textsize="16px"                 android:singleline="true"                 />     </linearlayout>     <linearlayout android:orientation="horizontal"             android:layout_width="fill_parent"             android:layout_height="wrap_content"             >         <radiogroup android:id="@+id/ratingradiogroup"                 android:layout_width="fill_parent"                 android:layout_height="wrap_content"                 android:orientation="horizontal">             <radiobutton android:id="@+id/likebutton"                     android:layout_width="wrap_content"                     android:layout_height="wrap_content"                     android:layout_marginleft="60px"                     android:text="like"                     />             <radiobutton android:id="@+id/dislikebutton"                     android:layout_width="wrap_content"                     android:layout_height="wrap_content"                     android:layout_marginleft="60px"                     android:text="dislike"                     />         </radiogroup>     </linearlayout> </linearlayout> 

i have class extends view(linearlayout)

import ...      public class jokeview extends linearlayout{          private button m_vwexpandbutton;         private radiobutton m_vwlikebutton;         private radiobutton m_vwdislikebutton;         private radiogroup m_vwlikegroup;         private textview m_vwjoketext;         private joke m_joke;          public static final string expand = " + ";         public static final string collapse = " - ";          public jokeview(context context, joke joke) {              super(context);              layoutinflater inflater = (layoutinflater)context.getsystemservice(                       context.layout_inflater_service);             inflater.inflate(r.layout.joke_view, this, true);          m_vwexpandbutton=(button)findviewbyid(r.id.expandbutton);             m_vwlikebutton=(radiobutton)findviewbyid(r.id.likebutton);             m_vwdislikebutton=(radiobutton)findviewbyid(r.id.dislikebutton);             m_vwlikegroup=(radiogroup)findviewbyid(r.id.ratingradiogroup);             m_vwjoketext=(textview)findviewbyid(r.id.joketextview);              setjoke(joke);                 collapsejokeview();                  m_vwexpandbutton.setonclicklistener(new onclicklistener(){                     @override                     public void onclick(view v){                         log.e("tah", "onclick");                     if(m_vwexpandbutton.gettext().equals(jokeview.expand)){                              expandjokeview();                                    }                         else                                                 if(m_vwexpandbutton.gettext().equals(jokeview.collapse)){                             collapsejokeview();                     }                             }                 });             m_vwlikegroup.setoncheckedchangelistener(new oncheckedchangelistener(){                     @override                     public void oncheckedchanged(radiogroup rg, int i) {                         if(i==1){                             m_joke.setrating(joke.like);                         }                         else if(i==2){                             m_joke.setrating(joke.dislike);                         }                     }                 });         }          public void setjoke(joke joke) {             if(joke!=null){                 m_joke=joke;                 m_vwjoketext.settext(joke.getjoke());                 switch(joke.getrating()){                 case joke.like:                     m_vwlikebutton.setchecked(true);                     break;                 case joke.dislike:                     m_vwdislikebutton.setchecked(true);                     break;                 case joke.unrated:                     m_vwlikegroup.clearcheck();                     break;                 }             }         }          private void expandjokeview() {             m_vwjoketext.setellipsize(null);             m_vwjoketext.setsingleline(false);             m_vwlikegroup.setvisibility(view.visible);                 m_vwexpandbutton.settext(jokeview.collapse);             this.requestlayout();         }          private void collapsejokeview() {             m_vwjoketext.setsingleline(true);             m_vwjoketext.setellipsize(textutils.truncateat.end);             m_vwlikegroup.setvisibility(view.gone);             m_vwexpandbutton.settext(jokeview.expand);             this.requestlayout();         }     } 

but onclick happens when click on button

the question bit vague. suspect since haven't provided onclick method button click call, it's defaulting 1 can find. try this:

android:onclick="expandbuttonclicked"

then provide method compiler find.