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Advanced grid components for Apache Wicket

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/**
 * 
 */
package com.inmethod.grid.column.editable;

import org.apache.wicket.feedback.FeedbackMessage;
import org.apache.wicket.markup.ComponentTag;
import org.apache.wicket.markup.html.form.FormComponent;
import org.apache.wicket.markup.html.form.TextField;
import org.apache.wicket.model.IModel;

import com.inmethod.grid.column.AbstractColumn;

/**
 * Panel with a TextField that updates the property of the row immediately after user leaves the
 * field.
 * 
 * @author Matej Knopp
 */
public class TextFieldPanel extends EditableCellPanel
{

	/**
	 * Constructor
	 * 
	 * @param id
	 *            component id
	 * @param model
	 *            model for the field
	 * @param column
	 *            column to which this panel belongs
	 */
	public TextFieldPanel(String id, final IModel model, IModel rowModel,
		AbstractColumn column)
	{
		super(id, column, rowModel);

		TextField
 tf = new TextField
("textfield", model)
		{

			private static final long serialVersionUID = 1L;

			@Override
			protected void onComponentTag(ComponentTag tag)
			{
				super.onComponentTag(tag);

				if (isValid() == false)
				{
					tag.put("class", "imxt-invalid");
					FeedbackMessage message = getFeedbackMessages().first(FeedbackMessage.ERROR);
					if (message != null)
					{
						tag.put("title", message.getMessage().toString());
					}
				}
			}
		};
		tf.setOutputMarkupId(true);
		tf.setLabel(column.getHeaderModel());
		add(tf);
	}

	@SuppressWarnings("unchecked")
	@Override
	protected FormComponent
 getEditComponent()
	{
		return (FormComponent)get("textfield");
	}

	private static final long serialVersionUID = 1L;

}