/*******************************************************************************
* Copyright 2011 Google Inc. All Rights Reserved.
*
* 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
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*******************************************************************************/
package com.google.gdt.eclipse.designer.wizards.model.service;
import com.google.gdt.eclipse.designer.util.Utils;
import com.google.gdt.eclipse.designer.wizards.model.common.AbstractGwtComposite;
import com.google.gdt.eclipse.designer.wizards.model.common.ClientPackageSelectionDialogField;
import com.google.gdt.eclipse.designer.wizards.model.common.IMessageContainer;
import org.eclipse.wb.internal.core.DesignerPlugin;
import org.eclipse.wb.internal.core.utils.dialogfields.DialogFieldUtils;
import org.eclipse.wb.internal.core.utils.dialogfields.StringDialogField;
import org.eclipse.core.runtime.IStatus;
import org.eclipse.jdt.core.IPackageFragment;
import org.eclipse.jdt.core.JavaConventions;
import org.eclipse.swt.SWT;
import org.eclipse.swt.layout.GridData;
import org.eclipse.swt.layout.GridLayout;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Label;
/**
* Composite that ask user for parameters of new GWT RemoteModule.
*
* @author scheglov_ke
* @coverage gwt.wizard.ui
*/
public class ServiceComposite extends AbstractGwtComposite {
ClientPackageSelectionDialogField m_clientPackageField;
private final StringDialogField m_serviceField;
////////////////////////////////////////////////////////////////////////////
//
// Constructor
//
////////////////////////////////////////////////////////////////////////////
public ServiceComposite(Composite parent,
int style,
IMessageContainer messageContainer,
IPackageFragment selectedPackage) {
super(parent, style, messageContainer);
//
int columns = 3;
setLayout(new GridLayout(columns, false));
// client package
{
m_clientPackageField = new ClientPackageSelectionDialogField("Client package:", "&Browse...");
m_clientPackageField.setDialogFieldListener(m_validateListener);
DialogFieldUtils.fillControls(this, m_clientPackageField, columns, 60);
}
// service name
{
m_serviceField = new StringDialogField();
m_serviceField.setDialogFieldListener(m_validateListener);
m_serviceField.setLabelText("Service &name:");
DialogFieldUtils.fillControls(this, m_serviceField, columns, 60);
m_serviceField.getTextControl(null).setFocus();
}
// initialize fields
m_clientPackageField.setPackageFragment(selectedPackage);
m_serviceField.setText("");
Label label = new Label(this, SWT.NONE);
label.setLayoutData(new GridData(SWT.LEFT, SWT.CENTER, false, false, 3, 1));
label.setText("Note: make sure that Eclipse auto-build is turned on.");
}
////////////////////////////////////////////////////////////////////////////
//
// Validation
//
////////////////////////////////////////////////////////////////////////////
@Override
protected String validate() {
IPackageFragment packageFragment = m_clientPackageField.getPackageFragment();
// validate package
{
if (packageFragment == null) {
return "Select client package.";
}
try {
if (!Utils.isModuleSourcePackage(packageFragment)) {
return "Package " + packageFragment.getElementName() + " is not a client package.";
}
} catch (Throwable e) {
return "Exception: " + e.getMessage();
}
}
// validate service name
{
String serviceName = m_serviceField.getText();
if (serviceName.length() == 0) {
return "Service name can not be empty.";
}
// check that service name is valid identifier
IStatus status = JavaConventions.validateIdentifier(serviceName, null, null);
if (status.getSeverity() == IStatus.ERROR) {
return status.getMessage();
}
// check that there are no class with same name
try {
String qualifiedServiceName = packageFragment.getElementName() + "." + serviceName;
if (packageFragment.getJavaProject().findType(qualifiedServiceName) != null) {
return "Type with such name already exists.";
}
} catch (Throwable e) {
DesignerPlugin.log(e);
}
}
return null;
}
////////////////////////////////////////////////////////////////////////////
//
// Access
//
////////////////////////////////////////////////////////////////////////////
public IPackageFragment getPackageFragment() {
return m_clientPackageField.getPackageFragment();
}
public String getServiceName() {
return m_serviceField.getText();
}
}