@Override
public void onItemClick(AdapterView<?> arg0, View view, int position, long id)
{
    RowItem listRow = (RowItem)listview.getItemAtPosition(position);
    String date=dateString;
    String time=listRow.gettime();
    arguments.putString("date", date);
    arguments.putString("time", time);
    SherlockDialogFragment fragment = (SherlockDialogFragment)  Fragment.instantiate(appContext, SdleCrte.class.getName(),arguments);
    fragment.show(getFragmentManager(), "create");
}

@Override
public void onDismiss(DialogInterface frag) {
    super.onDismiss(frag);
    // DO Something
}

import android.app.Fragment;

public interface MyDialogListener {
    void OnCloseDialog(Object obj); //you can put any object here
}

public class ActionBarFragment extends Fragment implements MyDialogListener{

    @Override
    public void OnCloseDialog(Object obj) {
        //Do you refresh
    }

public class SpecialDialogFragment extends DialogFragment {

    MyDialogListener mListener;

    public SpecialDialogFragment(MyDialogListener listener) {
        this.mListener = listener;
    }

    @Override
    public void onStop() {
        super.onStop();
        if(mListener!=null)
           mListener.OnCloseDialog(null);
    }