/**
* OLAT - Online Learning and Training<br>
* http://www.olat.org
* <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
* <p>
* http://www.apache.org/licenses/LICENSE-2.0
* <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>
* Copyright (c) since 2004 at Multimedia- & E-Learning Services (MELS),<br>
* University of Zurich, Switzerland.
* <p>
*/
package org.olat.course.nodes.tu;
import org.olat.core.commons.fullWebApp.LayoutMain3ColsPreviewController;
import org.olat.core.gui.UserRequest;
import org.olat.core.gui.components.Component;
import org.olat.core.gui.components.form.Form;
import org.olat.core.gui.components.link.Link;
import org.olat.core.gui.components.link.LinkFactory;
import org.olat.core.gui.components.tabbedpane.TabbedPane;
import org.olat.core.gui.components.velocity.VelocityContainer;
import org.olat.core.gui.control.Controller;
import org.olat.core.gui.control.ControllerEventListener;
import org.olat.core.gui.control.Event;
import org.olat.core.gui.control.WindowControl;
import org.olat.core.gui.control.generic.tabbable.ActivateableTabbableDefaultController;
import org.olat.course.ICourse;
import org.olat.course.assessment.AssessmentHelper;
import org.olat.course.condition.Condition;
import org.olat.course.condition.ConditionEditController;
import org.olat.course.editor.NodeEditController;
import org.olat.course.groupsandrights.CourseGroupManager;
import org.olat.course.nodes.TUCourseNode;
import org.olat.course.run.preview.PreviewConfigHelper;
import org.olat.course.run.userview.UserCourseEnvironment;
import org.olat.course.tree.CourseEditorTreeModel;
import org.olat.modules.ModuleConfiguration;
import org.olat.modules.tu.IframeTunnelController;
/**
* Description:<BR/>
* The tunneling edit controller is used to edit a course building block of typ tu
* <P/>
* Initial Date: Oct 12, 2004
*
* @author Felix Jost
* @author BPS (<a href="http://www.bps-system.de/">BPS Bildungsportal Sachsen GmbH</a>)
*/
public class TUEditController extends ActivateableTabbableDefaultController implements ControllerEventListener {
public static final String PANE_TAB_TUCONFIG = "pane.tab.tuconfig";
public static final String PANE_TAB_ACCESSIBILITY = "pane.tab.accessibility";
private static final String[] paneKeys = {PANE_TAB_TUCONFIG, PANE_TAB_ACCESSIBILITY};
private ModuleConfiguration config;
private VelocityContainer myContent;
private TUConfigForm tuConfigForm;
private TUCourseNode courseNode;
private ConditionEditController accessibilityCondContr;
private TabbedPane myTabbedPane;
private LayoutMain3ColsPreviewController previewLayoutCtr;
private Link previewButton;
private ICourse course; //used only for preview of the current node
/**
* Constructor for tunneling editor controller
* @param config The node module configuration
* @param ureq The user request
* @param wControl The window controller
* @param tuCourseNode The current single page course node
* @param course
*/
public TUEditController(ModuleConfiguration config, UserRequest ureq, WindowControl wControl,
TUCourseNode tuCourseNode, ICourse course, UserCourseEnvironment euce) {
super(ureq, wControl);
this.config = config;
this.courseNode = tuCourseNode;
this.course = course;
myContent = this.createVelocityContainer("edit");
previewButton = LinkFactory.createButtonSmall("command.preview", myContent, this);
tuConfigForm = new TUConfigForm("tuConfigForm", getTranslator(), config, false);
tuConfigForm.addListener(this);
myContent.put(tuConfigForm.getComponentName(), tuConfigForm);
CourseGroupManager groupMgr = course.getCourseEnvironment().getCourseGroupManager();
CourseEditorTreeModel editorModel = course.getEditorTreeModel();
//Accessibility precondition
Condition accessCondition = courseNode.getPreConditionAccess();
accessibilityCondContr = new ConditionEditController(ureq, getWindowControl(), groupMgr, accessCondition, "accessabilityConditionForm",
AssessmentHelper.getAssessableNodes(editorModel, tuCourseNode), euce);
this.listenTo(accessibilityCondContr);
// Enable preview button only if node configuration is valid
if (!(tuCourseNode.isConfigValid().isError())) myContent.contextPut("showPreviewButton", Boolean.TRUE);
else myContent.contextPut("showPreviewButton", Boolean.FALSE);
}
/**
* @see org.olat.core.gui.control.DefaultController#event(org.olat.core.gui.UserRequest, org.olat.core.gui.components.Component, org.olat.core.gui.control.Event)
*/
public void event(UserRequest ureq, Component source, Event event) {
if (source == previewButton) { // those must be links
Controller tunnelRunCtr;
if (config.getBooleanSafe(TUConfigForm.CONFIG_IFRAME)) {
tunnelRunCtr = new IframeTunnelController(ureq, getWindowControl(), config);
} else {
tunnelRunCtr = new TURunController(getWindowControl(), config, ureq, courseNode, PreviewConfigHelper.getPreviewCourseEnvironment(true, true, course));
}
if (previewLayoutCtr != null) previewLayoutCtr.dispose();
// preview layout: only center column (col3) used
previewLayoutCtr = new LayoutMain3ColsPreviewController(ureq, getWindowControl(), null, null, tunnelRunCtr.getInitialComponent(), null);
previewLayoutCtr.addDisposableChildController(tunnelRunCtr); // cascade dispose
previewLayoutCtr.activate();
} else if (source == tuConfigForm) {
if (event == Form.EVNT_FORM_CANCELLED) {
// do nothing
} else if (event == Form.EVNT_VALIDATION_OK) {
config = tuConfigForm.getUpdatedConfig();
fireEvent(ureq, NodeEditController.NODECONFIG_CHANGED_EVENT);
// form valid -> node config valid -> show preview button
myContent.contextPut("showPreviewButton", Boolean.TRUE);
}
}
}
/**
* @see org.olat.core.gui.control.DefaultController#event(org.olat.core.gui.UserRequest, org.olat.core.gui.control.Controller, org.olat.core.gui.control.Event)
*/
public void event(UserRequest urequest, Controller source, Event event) {
if (source == accessibilityCondContr) {
if (event == Event.CHANGED_EVENT) {
Condition cond = accessibilityCondContr.getCondition();
courseNode.setPreConditionAccess(cond);
fireEvent(urequest, NodeEditController.NODECONFIG_CHANGED_EVENT);
}
}
}
/**
* @see org.olat.core.gui.control.generic.tabbable.TabbableDefaultController#addTabs(org.olat.core.gui.components.TabbedPane)
*/
public void addTabs(TabbedPane tabbedPane) {
myTabbedPane = tabbedPane;
tabbedPane.addTab(translate(PANE_TAB_ACCESSIBILITY), accessibilityCondContr.getWrappedDefaultAccessConditionVC(translate("condition.accessibility.title")));
tabbedPane.addTab(translate(PANE_TAB_TUCONFIG), myContent);
}
/**
*
* @see org.olat.core.gui.control.DefaultController#doDispose(boolean)
*/
protected void doDispose() {
//child controllers registered with listenTo() get disposed in BasicController
if (previewLayoutCtr != null) {
previewLayoutCtr.dispose();
previewLayoutCtr = null;
}
}
public String[] getPaneKeys() {
return paneKeys;
}
public TabbedPane getTabbedPane() {
return myTabbedPane;
}
}