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/*
* Copyright (c) 2015, 2016 Eike Stepper (Berlin, Germany) 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:
* Eike Stepper - initial API and implementation
*/
package org.eclipse.emf.cdo.explorer.ui.checkouts.wizards;
import org.eclipse.emf.cdo.explorer.checkouts.CDOCheckout;
import org.eclipse.emf.cdo.explorer.repositories.CDORepository;
import org.eclipse.emf.cdo.explorer.repositories.CDORepository.IDGeneration;
import org.eclipse.emf.cdo.explorer.repositories.CDORepository.VersioningMode;
import org.eclipse.emf.cdo.explorer.ui.bundle.OM;
import org.eclipse.emf.cdo.internal.explorer.checkouts.CDOCheckoutImpl;
import org.eclipse.net4j.util.ObjectUtil;
import org.eclipse.net4j.util.ui.UIUtil;
import org.eclipse.swt.SWT;
import org.eclipse.swt.events.MouseAdapter;
import org.eclipse.swt.events.MouseEvent;
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.swt.widgets.Label;
import java.util.Properties;
/**
* @author Eike Stepper
*/
public class CheckoutTypePage extends CheckoutWizardPage
{
private CDORepository repository;
private String type = CDOCheckout.TYPE_ONLINE_TRANSACTIONAL;
private Button transactionalButton;
private Button historicalButton;
private Button offlineButton;
public CheckoutTypePage()
{
super("Checkout Type", "Select the type of the new checkout.");
}
public final String getType()
{
return type;
}
public final void setType(String type)
{
if (!ObjectUtil.equals(this.type, type))
{
log("Setting type to " + type);
this.type = type;
typeChanged(type);
}
}
@Override
protected GridData createCompositeGridData()
{
return new GridData(SWT.CENTER, SWT.CENTER, true, true);
}
@Override
protected void createUI(Composite parent)
{
transactionalButton = addChoice(parent, "Online Transactional", "icons/transactional.gif", "Creates a remote connection for online editing.",
CDOCheckout.TYPE_ONLINE_TRANSACTIONAL);
historicalButton = addChoice(parent, "Online Historical", "icons/historical.gif", "Creates a remote connection for online auditing.",
CDOCheckout.TYPE_ONLINE_HISTORICAL);
offlineButton = addChoice(parent, "Offline", "icons/disconnect.gif", "Creates a local checkout for offline editing.", CDOCheckout.TYPE_OFFLINE);
}
private Button addChoice(Composite composite, String text, String imagePath, String description, final String type)
{
final SelectionListener listener = new SelectionListener()
{
public void widgetSelected(SelectionEvent e)
{
CheckoutTypePage.this.setType(type);
validate();
}
public void widgetDefaultSelected(SelectionEvent e)
{
widgetSelected(e);
showNextPage();
}
};
Button button = new Button(composite, SWT.RADIO);
button.setText(text);
button.addSelectionListener(listener);
button.addMouseListener(new MouseAdapter()
{
@Override
public void mouseDoubleClick(MouseEvent e)
{
listener.widgetDefaultSelected(null);
}
});
GridLayout descriptionLayout = UIUtil.createGridLayout(2);
descriptionLayout.marginLeft = 20;
descriptionLayout.horizontalSpacing = 5;
Composite descriptionComposite = new Composite(composite, SWT.NONE);
descriptionComposite.setLayout(descriptionLayout);
Label imageLabel = new Label(descriptionComposite, SWT.NONE);
imageLabel.setImage(OM.getImage(imagePath));
Label descriptionLabel = new Label(descriptionComposite, SWT.NONE);
descriptionLabel.setText(description);
new Label(composite, SWT.NONE);
return button;
}
private Button getButton(String type)
{
if (type == CDOCheckout.TYPE_ONLINE_TRANSACTIONAL)
{
return transactionalButton;
}
if (type == CDOCheckout.TYPE_ONLINE_HISTORICAL)
{
return historicalButton;
}
if (type == CDOCheckout.TYPE_OFFLINE)
{
return offlineButton;
}
return null;
}
@Override
protected void repositoryChanged(CDORepository repository)
{
this.repository = repository;
Button button = getButton(type);
if (button != null && !button.isEnabled())
{
setType(CDOCheckout.TYPE_ONLINE_TRANSACTIONAL);
}
super.repositoryChanged(repository);
}
@Override
protected void pageActivated()
{
if (transactionalButton != null)
{
transactionalButton.setEnabled(false);
historicalButton.setEnabled(false);
offlineButton.setEnabled(false);
if (repository != null)
{
transactionalButton.setEnabled(true);
VersioningMode versioningMode = repository.getVersioningMode();
if (versioningMode == null || versioningMode.isSupportingAudits())
{
historicalButton.setEnabled(true);
IDGeneration idGeneration = repository.getIDGeneration();
if (idGeneration == null || idGeneration == IDGeneration.UUID)
{
offlineButton.setEnabled(true);
}
}
if (historicalButton.getSelection() && !historicalButton.isEnabled())
{
setType(CDOCheckout.TYPE_ONLINE_TRANSACTIONAL);
}
else if (offlineButton.getSelection() && !offlineButton.isEnabled())
{
setType(CDOCheckout.TYPE_ONLINE_TRANSACTIONAL);
}
}
transactionalButton.setSelection(CDOCheckout.TYPE_ONLINE_TRANSACTIONAL.equals(type));
}
historicalButton.setSelection(CDOCheckout.TYPE_ONLINE_HISTORICAL.equals(type));
offlineButton.setSelection(CDOCheckout.TYPE_OFFLINE.equals(type));
}
@Override
protected boolean doValidate() throws ValidationProblem
{
return true;
}
@Override
protected void fillProperties(Properties properties)
{
properties.setProperty(CDOCheckoutImpl.PROP_TYPE, type);
properties.setProperty(CDOCheckoutImpl.PROP_READ_ONLY, Boolean.toString(CDOCheckout.TYPE_ONLINE_HISTORICAL.equals(type)));
}
}
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