PopulateRouteDirCmd.java :  » App » vanbus » org » niclab » vanbus » query » command » Android Open Source

/*******************************************************************************
 * Copyright (c) 2010 liw.
 * All rights reserved. 
 * 
 * This file is part of VanBus.
 * 
 *     VanBus is free software: you can redistribute it and/or modify
 *     it under the terms of the GNU General Public License as published by
 *     the Free Software Foundation, either version 3 of the License, or
 *     (at your option) any later version.
 * 
 *     VanBus is distributed in the hope that it will be useful,
 *     but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
 * 
 *     You should have received a copy of the GNU General Public License
 *     along with VanBus.  If not, see <http://www.gnu.org/licenses/>.
 * Contributors:
 *     liw - initial API and implementation
 ******************************************************************************/
package org.niclab.vanbus.query.command;

import java.util.List;

import org.niclab.vanbus.model.BusRoute;
import org.niclab.vanbus.model.viewadpater.BusRouteExpandableListAdapter;

import android.app.ExpandableListActivity;
import android.content.Context;

public class PopulateRouteDirCmd implements ICommand{

  private ICommand nextCmd;
  
  private Context ctx;
  private int position;
  
  public PopulateRouteDirCmd(Context ctx,int position){
    this.ctx = ctx;
    this.position = position;
    
    
  }
  
  @Override
  public void execute(Object obj,ICommandChain chain) {
    List<BusRoute> result = (List<BusRoute>)obj;
    ExpandableListActivity act =(ExpandableListActivity)ctx;
    BusRouteExpandableListAdapter adapter = (BusRouteExpandableListAdapter) act.getExpandableListAdapter();
    adapter.populateChildren(position, result);
    adapter.notifyDataSetChanged();
    
    chain.execute(obj);
  
    
  }

  

}