/*******************************************************************************
* Copyright (c) 2008 SAP AG and others.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* Kaloyan Raev, kaloyan.raev@sap.com - initial API and implementation
*******************************************************************************/
package org.eclipse.jst.servlet.ui.internal.wizard;
import static org.eclipse.jst.j2ee.internal.common.operations.INewJavaClassDataModelProperties.INTERFACES;
import static org.eclipse.jst.j2ee.internal.web.operations.NewListenerClassDataModelProvider.LISTENER_INTERFACES;
import static org.eclipse.jst.j2ee.web.IServletConstants.QUALIFIED_HTTP_SESSION_ACTIVATION_LISTENER;
import static org.eclipse.jst.j2ee.web.IServletConstants.QUALIFIED_HTTP_SESSION_ATTRIBUTE_LISTENER;
import static org.eclipse.jst.j2ee.web.IServletConstants.QUALIFIED_HTTP_SESSION_BINDING_LISTENER;
import static org.eclipse.jst.j2ee.web.IServletConstants.QUALIFIED_HTTP_SESSION_LISTENER;
import static org.eclipse.jst.j2ee.web.IServletConstants.QUALIFIED_SERVLET_CONTEXT_ATTRIBUTE_LISTENER;
import static org.eclipse.jst.j2ee.web.IServletConstants.QUALIFIED_SERVLET_CONTEXT_LISTENER;
import static org.eclipse.jst.j2ee.web.IServletConstants.QUALIFIED_SERVLET_REQUEST_ATTRIBUTE_LISTENER;
import static org.eclipse.jst.j2ee.web.IServletConstants.QUALIFIED_SERVLET_REQUEST_LISTENER;
import static org.eclipse.jst.j2ee.web.IServletConstants.QUALIFIED_HTTP_SESSION_ID_LISTENER;
import static org.eclipse.jst.j2ee.web.IServletConstants.QUALIFIED_SERVLET_REQUEST_ASYNC_EVENT_LISTENER;
import static org.eclipse.jst.servlet.ui.internal.wizard.IWebWizardConstants.*;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;
import org.eclipse.jdt.internal.ui.JavaPluginImages;
import org.eclipse.jface.dialogs.Dialog;
import org.eclipse.jst.j2ee.internal.web.operations.INewServletClassDataModelProperties;
import org.eclipse.swt.SWT;
import org.eclipse.swt.events.SelectionAdapter;
import org.eclipse.swt.events.SelectionEvent;
import org.eclipse.swt.graphics.Image;
import org.eclipse.swt.layout.GridData;
import org.eclipse.swt.layout.GridLayout;
import org.eclipse.swt.widgets.Button;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Group;
import org.eclipse.swt.widgets.Label;
import org.eclipse.wst.common.frameworks.datamodel.DataModelEvent;
import org.eclipse.wst.common.frameworks.datamodel.IDataModel;
import org.eclipse.wst.common.frameworks.internal.datamodel.ui.DataModelWizardPage;
public class AddListenerWizardPage extends DataModelWizardPage {
private static final Image IMG_INTERFACE = JavaPluginImages.get(JavaPluginImages.IMG_OBJS_INTERFACE);
protected ServletDataModelSyncHelper synchHelper2;
private Button changeSessionID, asyncListener;
private Label changeSessionIDIconLabel, changeSessionIDInterfaceLabel, asyncListenerIconLabel, asyncListenerInterfaceLabel;
public AddListenerWizardPage(IDataModel model, String pageName) {
super(model, pageName);
setDescription(ADD_LISTENER_WIZARD_PAGE_DESC);
setTitle(ADD_LISTENER_WIZARD_PAGE_TITLE);
synchHelper2 = initializeSynchHelper(model);
}
@Override
public ServletDataModelSyncHelper initializeSynchHelper(IDataModel dm) {
return new ServletDataModelSyncHelper(dm);
}
@Override
protected Composite createTopLevelComposite(Composite parent) {
Composite composite = new Composite(parent, SWT.NONE);
composite.setLayout(new GridLayout(1, false));
GridData data = new GridData(GridData.FILL_BOTH);
data.widthHint = 300;
composite.setLayoutData(data);
createServletContextEvents(composite);
createHttpSessionEvents(composite);
createServletRequestEvents(composite);
createSelectAllGroup(composite);
Dialog.applyDialogFont(composite);
return composite;
}
@Override
protected String[] getValidationPropertyNames() {
return new String[] {
INTERFACES
};
}
@Override
protected void enter() {
super.enter();
synchHelper2.synchUIWithModel(INTERFACES, DataModelEvent.VALUE_CHG);
}
private void createServletContextEvents(Composite parent) {
Group group = createGroup(parent, ADD_LISTENER_WIZARD_SERVLET_CONTEXT_EVENTS);
createEventListenerRow(group,
ADD_LISTENER_WIZARD_LIFECYCLE_L,
QUALIFIED_SERVLET_CONTEXT_LISTENER,
INTERFACES);
createEventListenerRow(group,
ADD_LISTENER_WIZARD_CHANGES_TO_ATTRIBUTES_C,
QUALIFIED_SERVLET_CONTEXT_ATTRIBUTE_LISTENER,
INTERFACES);
}
private void createHttpSessionEvents(Composite parent) {
Group group = createGroup(parent, ADD_LISTENER_WIZARD_HTTP_SESSION_EVENTS);
createEventListenerRow(group,
ADD_LISTENER_WIZARD_LIFECYCLE_I,
QUALIFIED_HTTP_SESSION_LISTENER,
INTERFACES);
createEventListenerRow(group,
ADD_LISTENER_WIZARD_CHANGES_TO_ATTRIBUTES_H,
QUALIFIED_HTTP_SESSION_ATTRIBUTE_LISTENER,
INTERFACES);
createEventListenerRow(group,
ADD_LISTENER_WIZARD_SESSION_MIGRATION,
QUALIFIED_HTTP_SESSION_ACTIVATION_LISTENER,
INTERFACES);
createEventListenerRow(group,
ADD_LISTENER_WIZARD_OBJECT_BINDING,
QUALIFIED_HTTP_SESSION_BINDING_LISTENER,
INTERFACES);
createEventListenerRow(group,
ADD_LISTENER_WIZARD_OBJECT_SESSION_ID,
QUALIFIED_HTTP_SESSION_ID_LISTENER,
INTERFACES);
}
private void createServletRequestEvents(Composite parent) {
Group group = createGroup(parent, ADD_LISTENER_WIZARD_SERVLET_REQUEST_EVENTS);
createEventListenerRow(group,
ADD_LISTENER_WIZARD_LIFECYCLE_Y,
QUALIFIED_SERVLET_REQUEST_LISTENER,
INTERFACES);
createEventListenerRow(group,
ADD_LISTENER_WIZARD_CHANGES_TO_ATTRIBUTES_G,
QUALIFIED_SERVLET_REQUEST_ATTRIBUTE_LISTENER,
INTERFACES);
createEventListenerRow(group,
ADD_LISTENER_WIZARD_ASYNC_EVENTS,
QUALIFIED_SERVLET_REQUEST_ASYNC_EVENT_LISTENER,
INTERFACES);
}
private Group createGroup(Composite parent, String text) {
Group group = new Group(parent, SWT.NONE);
group.setLayout(new GridLayout(3, false));
group.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true));
group.setText(text);
return group;
}
private void createEventListenerRow(Composite parent, String event, String listener, String property) {
if (listener.equals(QUALIFIED_HTTP_SESSION_ID_LISTENER)){
changeSessionID = createCheckbox(parent, event, listener, property);
changeSessionIDIconLabel = createInterfaceIcon(parent);
changeSessionIDInterfaceLabel = createInterfaceLabel(parent, listener);
}
else if (listener.equals(QUALIFIED_SERVLET_REQUEST_ASYNC_EVENT_LISTENER)){
asyncListener = createCheckbox(parent, event, listener, property);
asyncListenerIconLabel = createInterfaceIcon(parent);
asyncListenerInterfaceLabel = createInterfaceLabel(parent, listener);
}
else{
createCheckbox(parent, event, listener, property);
createInterfaceIcon(parent);
createInterfaceLabel(parent, listener);
}
}
private Button createCheckbox(Composite parent, String text, String value, String property) {
Button button = new Button(parent, SWT.CHECK);
button.setText(text);
button.setLayoutData(new GridData(SWT.FILL, SWT.FILL, false, true));
synchHelper2.synchCheckbox(button, value, property, null);
return button;
}
private Label createInterfaceIcon(Composite parent) {
GridData data = new GridData();
data.horizontalIndent = 50;
Label label = new Label(parent, SWT.RIGHT);
label.setImage(IMG_INTERFACE);
label.setLayoutData(data);
return label;
}
private Label createInterfaceLabel(Composite parent, String text) {
Label label = new Label(parent, SWT.LEFT);
label.setText(text);
return label;
}
private void createSelectAllGroup(Composite parent) {
Composite composite = new Composite(parent, SWT.NONE);
composite.setLayout(new GridLayout(2, false));
composite.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true));
Button selectAll = new Button(composite, SWT.PUSH);
selectAll.setText(SELECT_ALL_BUTTON);
selectAll.addSelectionListener(new SelectionAdapter() {
@Override
public void widgetSelected(SelectionEvent e) {
handleSelectAll();
}
});
Button clear = new Button(composite, SWT.PUSH);
clear.setText(CLEAR_BUTTON);
clear.addSelectionListener(new SelectionAdapter() {
@Override
public void widgetSelected(SelectionEvent e) {
handleSelectNone();
}
});
}
private void handleSelectAll() {
List interfaces = (List) model.getProperty(INTERFACES);
if (interfaces == null) {
interfaces = new ArrayList();
model.setProperty(INTERFACES, interfaces);
}
for (String iface : LISTENER_INTERFACES) {
if (!interfaces.contains(iface)) {
interfaces.add(iface);
}
}
synchHelper2.synchUIWithModel(INTERFACES, DataModelEvent.VALUE_CHG);
model.notifyPropertyChange(INTERFACES, DataModelEvent.VALUE_CHG);
}
private void handleSelectNone() {
List interfaces = (List) model.getProperty(INTERFACES);
if (interfaces == null) {
interfaces = new ArrayList();
model.setProperty(INTERFACES, interfaces);
}
interfaces.removeAll(Arrays.asList(LISTENER_INTERFACES));
synchHelper2.synchUIWithModel(INTERFACES, DataModelEvent.VALUE_CHG);
model.notifyPropertyChange(INTERFACES, DataModelEvent.VALUE_CHG);
}
@Override
public void setVisible(boolean visible) {
super.setVisible(visible);
String javaEEVersion = model.getStringProperty(INewServletClassDataModelProperties.JAVA_EE_VERSION);
if("3.1".equals(javaEEVersion)){ //$NON-NLS-1$
setServlet31ListenersVisible(true);
}
else{
setServlet31ListenersVisible(false);
}
}
private void setServlet31ListenersVisible(boolean visible){
changeSessionID.setVisible(visible);
changeSessionIDIconLabel.setVisible(visible);
changeSessionIDInterfaceLabel.setVisible(visible);
asyncListener.setVisible(visible);
asyncListenerIconLabel.setVisible(visible);
asyncListenerInterfaceLabel.setVisible(visible);
if (!visible){
List interfaces = (List) model.getProperty(INTERFACES);
if (interfaces != null){
//remove any selected interfaces
interfaces.remove(QUALIFIED_HTTP_SESSION_ID_LISTENER);
interfaces.remove(QUALIFIED_SERVLET_REQUEST_ASYNC_EVENT_LISTENER);
synchHelper2.synchUIWithModel(INTERFACES, DataModelEvent.VALUE_CHG);
model.notifyPropertyChange(INTERFACES, DataModelEvent.VALUE_CHG);
}
}
}
}