package org.kuali.student.common.ui.client.configurable.mvc.layouts;
   
   import org.kuali.student.common.ui.client.configurable.mvc.LayoutController;
   import org.kuali.student.common.ui.client.mvc.View;
   
   import com.google.gwt.user.client.ui.FlowPanel;
   
   /**
    * The most basic implementation of a LayoutController, no navigation, all showView calls must be invoked
   * by the app.
   * 
   * @author Kuali Student Team
   *
   */
  public class BasicLayout extends LayoutController{
  	private FlowPanel viewContainer = new FlowPanel();
  
  	public BasicLayout(String controllerId) {
  		super();
  		this.initWidget(viewContainer);
  	}
  
  	@Override
  	protected void hideView(View view) {
  		viewContainer.clear();
  	}
  
  	@Override
  	protected void renderView(View view) {
  		viewContainer.add(view.asWidget());
  	}
  
  	/** 
  	 * This version of updateModel only updates from the currentView (since only one view is shown/accessed at a time).  
  	 * Call updateModelFromView to update from a specific view under this controller's scope.
  	 */
  	@Override
  	public void updateModel() {
  		this.updateModelFromCurrentView();
  	}
  }