android - Set listview single item can be clicked at a time -

this listview. have used code clicked position of row. when i'm clicking on more item @ same time, app crashes. understand why. how set list.setchoicemode(listview.choice_mode_single) piece here? i'm using arraylist item position , not list item position. please help.

public void onitemclick(int mposition) { listmodel tempvalues = customlistviewvaluesarr.get(mposition); totalwords = integer.parseint(tempvalues.gettextwords2()); string statusbarpercentage=tempvalues.gettextpercentage();  int pos = mposition + 2; intent intent = new intent(getapplicationcontext(), find.class); intent.putextra("wordlength", pos); // parameters startactivity(intent); } 

this code i've written take position listview.

adapter class:

public class customadapter extends baseadapter implements view.onclicklistener { //--------------code------------ /**  * ****** called when item click in listview ***********  */ private class onitemclicklistener implements view.onclicklistener {     private int mposition;      onitemclicklistener(int position) {         mposition = position;     }      @override     public void onclick(view arg0) {          mainactivity sct = (mainactivity) activity;         sct.onitemclick(mposition);      } } //-----------code etc----- } 

try this:

listview.setchoicemode(listview.choice_mode_single);