setting number to a clicked item of android gridview -


i new android programming. question might easy not soln. want set empty gridview , set number starting 1 , increasing when clicked @ item of gridview. can set gridview not set number clicked item. can help? thanks... here code;

public class mainactivity extends activity {

gridview grid;  string[] numbers = new string[] { "", "", "", "", "", "", "", "",         "", "", "", "", "", "", "", "" };  @override protected void oncreate(bundle savedinstancestate) {     super.oncreate(savedinstancestate);     setcontentview(r.layout.activity_main);      grid = (gridview) findviewbyid(r.id.gridview);      arrayadapter adapter = new arrayadapter(this,             android.r.layout.simple_list_item_1,numbers);      grid.setadapter(adapter);      grid.setonitemclicklistener(new onitemclicklistener() {          @override         public void onitemclick(adapterview<?> parent, view view, int position,                 long id) {              // todo auto-generated method stub                      numbers[position]="1";                                       }      }); } 

if modifying underlying data store of adapter, reflect changes in ui, notifydatasetchanged() method needs invoked.


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