QuestionViewController.java

package org.nlamah.QL.View.Controllers;

import org.nlamah.QBase.Constants.QBaseQuestionType;
import org.nlamah.QL.Interfaces.QLFormElementViewControllerVisitor;
import org.nlamah.QL.Interfaces.WidgetViewDelegate;
import org.nlamah.QL.Model.Expression.Abstract.ValueExpression;
import org.nlamah.QL.Model.Form.InputQuestion;
import org.nlamah.QL.Model.Form.Abstract.FormQuestion;
import org.nlamah.QL.View.Controllers.Abstract.FormElementViewController;
import org.nlamah.QL.View.Form.Abstract.QuestionView;
import org.nlamah.QL.View.Form.Abstract.WidgetView;

public class QuestionViewController extends FormElementViewController implements WidgetViewDelegate
{		
	public QuestionViewController(FormRootViewController rootViewController, FormQuestion question) 
	{
		super(question);

		setRootViewController(rootViewController);
	}

	public void setView(QuestionView questionView)
	{
		view = questionView;
	}

	public void setWidgetView(WidgetView widgetView)
	{	
		view = new QuestionView(((FormQuestion) modelElement), widgetView);
	}

	public QBaseQuestionType questionReturnType()
	{
		return ((FormQuestion) modelElement).returnType();
	}

	public String questionString()
	{
		return ((FormQuestion) modelElement).questionText().value();
	}

	@Override
	public void accept(QLFormElementViewControllerVisitor visitor) 
	{
		visitor.visit(this);
	}

	@Override
	public void valueChanged(ValueExpression newValue) 
	{	
		assert(modelElement instanceof InputQuestion);

		((InputQuestion) modelElement).setValue(newValue);

		rootViewController.modelStateChanged();
	}

	@Override
	public int evaluateViewHeight() 
	{			
		view.layoutView();

		return view.getPreferredSize().height;
	}
}