/*******************************************************************************
* Copyright (c) 2003, 2008 IBM Corporation 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:
* IBM Corporation - initial API and implementation
* David Schneider, david.schneider@unisys.com - bug 142500
* Kiril Mitov, k.mitov@sap.com - bug 204160
* Kaloyan Raev, kaloyan.raev@sap.com
*******************************************************************************/
package org.eclipse.jst.servlet.ui.internal.wizard;
import static org.eclipse.jst.j2ee.web.IServletConstants.QUALIFIED_SERVLET;
import java.util.Iterator;
import org.eclipse.jface.dialogs.Dialog;
import org.eclipse.jface.viewers.ISelectionChangedListener;
import org.eclipse.jface.viewers.IStructuredSelection;
import org.eclipse.jface.viewers.SelectionChangedEvent;
import org.eclipse.jst.j2ee.internal.web.operations.INewServletClassDataModelProperties;
import org.eclipse.jst.j2ee.internal.web.operations.ServletSupertypesValidator;
import org.eclipse.swt.SWT;
import org.eclipse.swt.events.KeyEvent;
import org.eclipse.swt.events.KeyListener;
import org.eclipse.swt.events.SelectionEvent;
import org.eclipse.swt.events.SelectionListener;
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.wst.common.frameworks.datamodel.IDataModel;
public class NewServletClassOptionsWizardPage extends
NewWebClassOptionsWizardPage implements ISelectionChangedListener {
protected Button initButton;
protected Button destroyButton;
protected Button getConfigButton;
protected Button getInfoButton;
protected Button serviceButton;
protected Button doGetButton;
protected Button doPostButton;
protected Button doPutButton;
protected Button doDeleteButton;
protected Button doHeadButton;
protected Button doOptionsButton;
protected Button doTraceButton;
public NewServletClassOptionsWizardPage(IDataModel model, String pageName, String pageDesc, String pageTitle) {
super(model, pageName, pageDesc, pageTitle);
}
@Override
protected void enter() {
super.enter();
boolean httpServlet = ServletSupertypesValidator.isHttpServletSuperclass(model);
doGetButton.setVisible(httpServlet);
doPostButton.setVisible(httpServlet);
doPutButton.setVisible(httpServlet);
doDeleteButton.setVisible(httpServlet);
doHeadButton.setVisible(httpServlet);
doOptionsButton.setVisible(httpServlet);
doTraceButton.setVisible(httpServlet);
}
/**
* Create the composite with all the stubs
*/
@Override
protected void createStubsComposite(Composite parent) {
super.createStubsComposite(parent);
inheritButton.addSelectionListener(new SelectionListener() {
public void widgetSelected(SelectionEvent e) {
boolean enable = inheritButton.getSelection();
enableGenericServletButtons(enable);
enableHttpServletButtons(enable);
}
public void widgetDefaultSelected(SelectionEvent e) {
//Do nothing
}
private void enableGenericServletButtons(boolean enable) {
if (ServletSupertypesValidator.isGenericServletSuperclass(model)) {
initButton.setEnabled(enable);
destroyButton.setEnabled(enable);
getConfigButton.setEnabled(enable);
getInfoButton.setEnabled(enable);
serviceButton.setEnabled(enable);
}
}
private void enableHttpServletButtons(boolean enable) {
doGetButton.setEnabled(enable);
doPostButton.setEnabled(enable);
doPutButton.setEnabled(enable);
doDeleteButton.setEnabled(enable);
doHeadButton.setEnabled(enable);
doOptionsButton.setEnabled(enable);
doTraceButton.setEnabled(enable);
}
});
Composite comp = new Composite(methodStubs, SWT.NULL);
GridLayout layout = new GridLayout(3, false);
layout.marginWidth = 0;
layout.makeColumnsEqualWidth = true;
comp.setLayout(layout);
GridData data = new GridData(GridData.FILL_BOTH);
comp.setLayoutData(data);
initButton = new Button(comp, SWT.CHECK);
initButton.setText("init"); //$NON-NLS-1$
synchHelper.synchCheckbox(initButton, INewServletClassDataModelProperties.INIT, null);
destroyButton = new Button(comp, SWT.CHECK);
destroyButton.setText("destroy"); //$NON-NLS-1$
synchHelper.synchCheckbox(destroyButton, INewServletClassDataModelProperties.DESTROY, null);
getConfigButton = new Button(comp, SWT.CHECK);
getConfigButton.setText("getServletConfig"); //$NON-NLS-1$
synchHelper.synchCheckbox(getConfigButton, INewServletClassDataModelProperties.GET_SERVLET_CONFIG, null);
getInfoButton = new Button(comp, SWT.CHECK);
getInfoButton.setText("getServletInfo"); //$NON-NLS-1$
synchHelper.synchCheckbox(getInfoButton, INewServletClassDataModelProperties.GET_SERVLET_INFO, null);
serviceButton = new Button(comp, SWT.CHECK);
serviceButton.setText("service"); //$NON-NLS-1$
synchHelper.synchCheckbox(serviceButton, INewServletClassDataModelProperties.SERVICE, null);
doGetButton = new Button(comp, SWT.CHECK);
doGetButton.setText("do&Get"); //$NON-NLS-1$
synchHelper.synchCheckbox(doGetButton, INewServletClassDataModelProperties.DO_GET, null);
doPostButton = new Button(comp, SWT.CHECK);
doPostButton.setText("do&Post"); //$NON-NLS-1$
synchHelper.synchCheckbox(doPostButton, INewServletClassDataModelProperties.DO_POST, null);
doPutButton = new Button(comp, SWT.CHECK);
doPutButton.setText("doP&ut"); //$NON-NLS-1$
synchHelper.synchCheckbox(doPutButton, INewServletClassDataModelProperties.DO_PUT, null);
doDeleteButton = new Button(comp, SWT.CHECK);
doDeleteButton.setText("do&Delete"); //$NON-NLS-1$
synchHelper.synchCheckbox(doDeleteButton, INewServletClassDataModelProperties.DO_DELETE, null);
doHeadButton = new Button(comp, SWT.CHECK);
doHeadButton.setText("doH&ead"); //$NON-NLS-1$
synchHelper.synchCheckbox(doHeadButton, INewServletClassDataModelProperties.DO_HEAD, null);
doOptionsButton = new Button(comp, SWT.CHECK);
doOptionsButton.setText("do&Options"); //$NON-NLS-1$
synchHelper.synchCheckbox(doOptionsButton, INewServletClassDataModelProperties.DO_OPTIONS, null);
doTraceButton = new Button(comp, SWT.CHECK);
doTraceButton.setText("do&Trace"); //$NON-NLS-1$
synchHelper.synchCheckbox(doTraceButton, INewServletClassDataModelProperties.DO_TRACE, null);
interfaceViewer.addSelectionChangedListener(this);
Dialog.applyDialogFont(parent);
}
public void selectionChanged(SelectionChangedEvent event) {
IStructuredSelection selection = (IStructuredSelection) event.getSelection();
removeButton.setEnabled(canRemoveSelectedInterfaces(selection));
}
@Override
protected KeyListener getInterfaceKeyListener() {
return new KeyListener() {
public void keyPressed(KeyEvent e) {
}
public void keyReleased(KeyEvent e) {
if (e.keyCode == SWT.DEL) {
IStructuredSelection selection = (IStructuredSelection) interfaceViewer.getSelection();
if (canRemoveSelectedInterfaces(selection)) {
handleInterfaceRemoveButtonSelected();
}
}
}
};
}
private boolean canRemoveSelectedInterfaces(IStructuredSelection selection) {
// if the selection is empty, then remove is not possible
if (selection.isEmpty()) {
return false;
}
// if the selection is non-empty and the servlet extends GenericServlet, then
// remove is possible
if (ServletSupertypesValidator.isGenericServletSuperclass(model)) {
return true;
}
// if the selection is non-empty and the servlet does not extend GenericServlet,
// then remove is not possible only if the Servlet interface is in the selection
Iterator iter = selection.iterator();
while (iter.hasNext()) {
if (QUALIFIED_SERVLET.equals(iter.next())) {
return false;
}
}
// in all other cases remove is possible
return true;
}
}