ConfirmLeaveController.java

/**
 * <a href="http://www.openolat.org">
 * OpenOLAT - Online Learning and Training</a><br>
 * <p>
 * Licensed under the Apache License, Version 2.0 (the "License"); <br>
 * you may not use this file except in compliance with the License.<br>
 * You may obtain a copy of the License at the
 * <a href="http://www.apache.org/licenses/LICENSE-2.0">Apache homepage</a>
 * <p>
 * Unless required by applicable law or agreed to in writing,<br>
 * software distributed under the License is distributed on an "AS IS" BASIS, <br>
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. <br>
 * See the License for the specific language governing permissions and <br>
 * limitations under the License.
 * <p>
 * Initial code contributed and copyrighted by<br>
 * frentix GmbH, http://www.frentix.com
 * <p>
 */
package org.olat.course.run;

import org.olat.core.gui.UserRequest;
import org.olat.core.gui.components.form.flexible.FormItem;
import org.olat.core.gui.components.form.flexible.FormItemContainer;
import org.olat.core.gui.components.form.flexible.elements.FormLink;
import org.olat.core.gui.components.form.flexible.elements.MultipleSelectionElement;
import org.olat.core.gui.components.form.flexible.impl.FormBasicController;
import org.olat.core.gui.components.form.flexible.impl.FormEvent;
import org.olat.core.gui.components.form.flexible.impl.FormLayoutContainer;
import org.olat.core.gui.components.link.Link;
import org.olat.core.gui.control.Controller;
import org.olat.core.gui.control.Event;
import org.olat.core.gui.control.WindowControl;
import org.olat.core.util.StringHelper;
import org.olat.core.util.Util;
import org.olat.repository.RepositoryEntry;
import org.olat.repository.RepositoryService;

/**
 *
 * Initial date: 10.09.2015<br>
 * @author dfurrer, dirk.furrer@frentix.com, http://www.frentix.com
 *
 */
public class ConfirmLeaveController extends FormBasicController {

	private FormLink leaveButton;

	private final RepositoryEntry entry;

	private MultipleSelectionElement acknowledgeEl;

	public ConfirmLeaveController(UserRequest ureq, WindowControl wControl, RepositoryEntry entry) {
		super(ureq, wControl, "confirm_leave");
		setTranslator(Util.createPackageTranslator(RepositoryService.class, getLocale(), getTranslator()));

		this.entry = entry;
		initForm(ureq);
	}

	@Override
	protected void initForm(FormItemContainer formLayout, Controller listener, UserRequest ureq) {
		if(formLayout instanceof FormLayoutContainer) {

			FormLayoutContainer layoutCont = FormLayoutContainer.createDefaultFormLayout("confirm", getTranslator());
			formLayout.add("confirm", layoutCont);
			layoutCont.setRootForm(mainForm);

			uifactory.addStaticTextElement("rows", "course.leave.entry", StringHelper.escapeHtml(entry.getDisplayname()), layoutCont);

			String[] acknowledge = new String[] { translate("course.leave.acknowledge.msg") };
			acknowledgeEl = uifactory.addCheckboxesHorizontal("confirm", "details.delete.acknowledge", layoutCont, new String[]{ "" },  acknowledge);
			FormLayoutContainer buttonsCont = FormLayoutContainer.createButtonLayout("buttons", getTranslator());
			layoutCont.add(buttonsCont);
			leaveButton = uifactory.addFormLink("sign.out", buttonsCont, Link.BUTTON);
			uifactory.addFormCancelButton("cancel", buttonsCont, ureq, getWindowControl());
		}
	}


	@Override
	protected void doDispose() {
		//
	}

	@Override
	protected boolean validateFormLogic(UserRequest ureq) {
		acknowledgeEl.clearError();
		if(!acknowledgeEl.isAtLeastSelected(1)) {
			acknowledgeEl.setErrorKey("details.delete.acknowledge.error", null);
			return false;
		}else{
			return true;
		}
	}

	@Override
	protected void formInnerEvent(UserRequest ureq, FormItem source, FormEvent event) {
		if(leaveButton == source) {
			if(validateFormLogic(ureq)) {
				fireEvent(ureq, Event.DONE_EVENT);
			}
		}
	}

	@Override
	protected void formOK(UserRequest ureq) {
		//
	}

	@Override
	protected void formCancelled(UserRequest ureq) {
		fireEvent(ureq, Event.CANCELLED_EVENT);
	}
}