/*
* Copyright 2011 CAST, Inc.
*
* This file is part of the UDL Curriculum Toolkit:
* see <http://code.google.com/p/udl-curriculum-toolkit>.
*
* The UDL Curriculum Toolkit is free software: you can redistribute and/or
* modify it under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation, either version 3 of the
* License, or (at your option) any later version.
*
* The UDL Curriculum Toolkit 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 Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this software. If not, see <http://www.gnu.org/licenses/>.
*/
package org.cast.isi.component;
import org.apache.wicket.PageParameters;
import org.apache.wicket.markup.html.form.Form;
import org.apache.wicket.markup.html.form.FormComponentLabel;
import org.apache.wicket.markup.html.form.SubmitLink;
import org.apache.wicket.markup.html.form.TextField;
import org.apache.wicket.model.Model;
import org.cast.isi.ISIApplication;
/**
* A single text field that redirects to the entered page number.
*
* @author jbrookover
*
*/
public class QuickFlipForm extends Form<Object> {
private static final long serialVersionUID = 1L;
public QuickFlipForm(String id, boolean addLabel) {
this(id, addLabel, null);
}
public QuickFlipForm(String id, boolean addLabel, Integer currentPage) {
super(id);
Model<String> numberModel;
if (currentPage != null)
numberModel = new Model<String>(currentPage.toString());
else
numberModel = new Model<String>("");
TextField<String> numberField = new TextField<String>("numberField", numberModel);
add(numberField);
if (addLabel) {
FormComponentLabel numberFieldLabel = new FormComponentLabel("numberFieldLabel", numberField);
add(numberFieldLabel);
}
add(new SubmitLink("goLink"));
}
@Override
public void onSubmit() {
super.onSubmit();
String page = get("numberField").getDefaultModelObjectAsString();
int pageNum = -1;
try {
pageNum = Integer.parseInt(page);
} catch (Exception ex) { /* Do Nothing */}
// check if the page number is valid
if (ISIApplication.get().getPageNum(pageNum) == null)
pageNum = -1;
if (pageNum != -1) {
PageParameters param = new PageParameters();
param.add("pageNum", String.valueOf(pageNum));
setResponsePage(ISIApplication.get().getReadingPageClass(), param);
}
}
}