/*
    * @(#)$Id: DataBindingContext.java 742 2009-08-15 17:15:49Z kurmannu $
    *
    * Author   : Ueli Kurmann, igesture@uelikurmann.ch
    *                                   
    *                                   
    * Purpose  : 
    *
    * -----------------------------------------------------------------------
   *
   * Revision Information:
   *
   * Date       Who     Reason
   *
   * 23.03.2008 ukurmann  Initial Release
   *
   * -----------------------------------------------------------------------
   *
   * Copyright 1999-2009 ETH Zurich. All Rights Reserved.
   *
   * This software is the proprietary information of ETH Zurich.
   * Use is subject to license terms.
   * 
   */
  
  package org.ximtec.igesture.tool.binding;
  
  import java.util.HashMap;
  
  import javax.swing.JComponent;
  
  import org.ximtec.igesture.core.DataObject;
  
  
  public class DataBindingContext {
  
     private HashMap<JComponent, DataBinding< ? >> context;
  
  
     public DataBindingContext() {
        context = new HashMap<JComponent, DataBinding< ? >>();
     }
  
  
     public JComponent addBinding(DataBinding< ? > binding) {
        context.put(binding.getComponent(), binding);
        return binding.getComponent();
     }
  
  
     public DataBinding< ? > addBinding(JComponent component, DataObject obj,
           String property) {
        DataBinding< ? > db = BindingFactory.createInstance(component, obj,
              property);
        addBinding(db);
        return db;
     }
  
  
     public void updateAll() {
        for (DataBinding< ? > binding : context.values()) {
           binding.updateModel();
        }
     }
  
  
     public void loadAll() {
        for (DataBinding< ? > binding : context.values()) {
           binding.updateView();
        }
     }
  
  
     public void update(JComponent component) {
        DataBinding< ? > binding = context.get(component);
        if (binding != null) {
           binding.updateModel();
        }
     }
  }