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/**
* Copyright (c) 2004 - 2009 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
* Victor Roldan Betancort - maintenance
*/
package org.eclipse.emf.cdo.internal.ui.dialogs;
import org.eclipse.emf.cdo.ui.messages.Messages;
import org.eclipse.net4j.util.ui.StaticContentProvider;
import org.eclipse.net4j.util.ui.UIUtil;
import org.eclipse.emf.ecore.EReference;
import org.eclipse.jface.dialogs.IDialogConstants;
import org.eclipse.jface.dialogs.TitleAreaDialog;
import org.eclipse.jface.viewers.ISelectionChangedListener;
import org.eclipse.jface.viewers.IStructuredSelection;
import org.eclipse.jface.viewers.LabelProvider;
import org.eclipse.jface.viewers.SelectionChangedEvent;
import org.eclipse.jface.viewers.TableViewer;
import org.eclipse.swt.SWT;
import org.eclipse.swt.events.ModifyEvent;
import org.eclipse.swt.events.ModifyListener;
import org.eclipse.swt.layout.GridData;
import org.eclipse.swt.layout.GridLayout;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Control;
import org.eclipse.swt.widgets.Label;
import org.eclipse.swt.widgets.Shell;
import org.eclipse.swt.widgets.Text;
import org.eclipse.ui.IWorkbenchPage;
import java.util.ArrayList;
import java.util.List;
/**
* @author Eike Stepper
*/
public class BulkAddDialog extends TitleAreaDialog
{
public static final String TITLE = Messages.getString("BulkAddDialog.0"); //$NON-NLS-1$
private IWorkbenchPage page;
private List<EReference> features = new ArrayList<EReference>();
private EReference feature;
private int instances = 100;
public BulkAddDialog(IWorkbenchPage page, List<EReference> features)
{
super(new Shell(page.getWorkbenchWindow().getShell()));
setShellStyle(getShellStyle() | SWT.APPLICATION_MODAL | SWT.MAX | SWT.TITLE | SWT.RESIZE);
this.page = page;
this.features = features;
}
public IWorkbenchPage getPage()
{
return page;
}
public List<EReference> getFeatures()
{
return features;
}
public EReference getFeature()
{
return feature;
}
public int getInstances()
{
return instances;
}
@Override
protected void configureShell(Shell newShell)
{
super.configureShell(newShell);
newShell.setText(TITLE);
}
@Override
protected Control createDialogArea(Composite parent)
{
Composite composite = new Composite((Composite)super.createDialogArea(parent), SWT.NONE);
composite.setLayoutData(UIUtil.createGridData());
composite.setLayout(new GridLayout(2, false));
setTitle(Messages.getString("BulkAddDialog.1")); //$NON-NLS-1$
Label label = new Label(composite, SWT.NONE);
label.setText(Messages.getString("BulkAddDialog.2")); //$NON-NLS-1$
label.setLayoutData(new GridData(SWT.BEGINNING, SWT.BEGINNING, false, false));
final TableViewer featureViewer = new TableViewer(composite, SWT.BORDER | SWT.SINGLE);
featureViewer.getTable().setLayoutData(UIUtil.createGridData(true, true));
featureViewer.setContentProvider(new StaticContentProvider(features));
featureViewer.setLabelProvider(new LabelProvider()
{
@Override
public String getText(Object element)
{
return ((EReference)element).getName();
}
});
featureViewer.setInput(features);
featureViewer.addSelectionChangedListener(new ISelectionChangedListener()
{
public void selectionChanged(SelectionChangedEvent event)
{
IStructuredSelection selection = (IStructuredSelection)featureViewer.getSelection();
feature = selection.isEmpty() ? null : (EReference)selection.getFirstElement();
dialogChanged();
}
});
new Label(composite, SWT.NONE).setText(Messages.getString("BulkAddDialog.3")); //$NON-NLS-1$
final Text instancesText = new Text(composite, SWT.BORDER);
instancesText.setLayoutData(UIUtil.createGridData(true, false));
instancesText.setText(String.valueOf(instances));
instancesText.addModifyListener(new ModifyListener()
{
public void modifyText(ModifyEvent e)
{
try
{
String text = instancesText.getText();
instances = Integer.parseInt(text);
}
catch (NumberFormatException ex)
{
instances = 0;
}
dialogChanged();
}
});
return composite;
}
@Override
protected Control createButtonBar(Composite parent)
{
try
{
return super.createButtonBar(parent);
}
finally
{
dialogChanged();
}
}
protected void dialogChanged()
{
getButton(IDialogConstants.OK_ID).setEnabled(false);
if (feature == null)
{
setErrorMessage(Messages.getString("BulkAddDialog.4")); //$NON-NLS-1$
return;
}
if (instances == 0)
{
setErrorMessage(Messages.getString("BulkAddDialog.5")); //$NON-NLS-1$
return;
}
getButton(IDialogConstants.OK_ID).setEnabled(true);
setErrorMessage(null);
}
}
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