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/*****************************************************************************
* Copyright (c) 2010 CEA LIST.
*
*
* 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:
* Patrick Tessier (CEA LIST) Patrick.tessier@cea.fr - Initial API and implementation
*/
package org.eclipse.papyrus.infra.hyperlink.ui;
import java.util.ArrayList;
import java.util.List;
import org.eclipse.emf.ecore.EObject;
import org.eclipse.jface.dialogs.Dialog;
import org.eclipse.jface.viewers.ILabelProvider;
import org.eclipse.jface.viewers.LabelProvider;
import org.eclipse.jface.viewers.TableViewer;
import org.eclipse.papyrus.infra.core.services.ServiceException;
import org.eclipse.papyrus.infra.emf.utils.ServiceUtilsForEObject;
import org.eclipse.papyrus.infra.hyperlink.Activator;
import org.eclipse.papyrus.infra.hyperlink.messages.Messages;
import org.eclipse.papyrus.infra.hyperlink.object.HyperLinkObject;
import org.eclipse.papyrus.infra.services.labelprovider.service.LabelProviderService;
import org.eclipse.papyrus.infra.widgets.providers.CollectionContentProvider;
import org.eclipse.swt.SWT;
import org.eclipse.swt.layout.GridData;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Control;
import org.eclipse.swt.widgets.Display;
import org.eclipse.swt.widgets.Label;
import org.eclipse.swt.widgets.Shell;
import org.eclipse.swt.widgets.Table;
import org.eclipse.swt.widgets.TableItem;
/**
* dialog to display a list of hyperlinks. the button ok is use to excute the
* action linked to the hyperlink (open new diagram, open new editor...)
*
*/
public class EditorNavigationDialog extends Dialog {
// prefered dimension
protected int width = 350;
protected int height = 150;
protected List<HyperLinkObject> hyperlinkObjects;
private TableViewer tableViewer;
protected Table availableHyperLink;
protected List<HyperLinkObject> hyperlinkResult = new ArrayList<HyperLinkObject>();
protected EObject contextElement;
/**
*
* dialog to display a list of hyperlinks. the button ok is use to excute
* the action linked to the hyperlink (open new diagram, open new editor...)
*
* @param parentShell
* a shell
* @param hyperlinkObjects
* the list of hyperlinkObjects
*/
public EditorNavigationDialog(Shell parentShell, ArrayList<HyperLinkObject> hyperlinkObjects, EObject contextElement) {
super(parentShell);
this.hyperlinkObjects = hyperlinkObjects;
this.contextElement = contextElement;
}
@Override
protected boolean isResizable() {
return true;
}
@Override
protected Control createContents(Composite parent) {
super.createContents(parent);
Composite defaultHyperlinkComposite = (Composite) getDialogArea();
Label lblHyperlinks = new Label(defaultHyperlinkComposite, SWT.NONE);
lblHyperlinks.setForeground(Display.getCurrent().getSystemColor(SWT.COLOR_BLACK));
lblHyperlinks.setText(Messages.DiagramNavigationDialog_WhichHyperLinksWouldYouToNavigateTo);
// creation of the table
availableHyperLink = new Table(defaultHyperlinkComposite, SWT.CHECK | SWT.BORDER | SWT.FULL_SELECTION);
availableHyperLink.setLayoutData(new GridData(GridData.FILL_BOTH));
// set the content provider
tableViewer = new TableViewer(availableHyperLink);
tableViewer.setContentProvider(CollectionContentProvider.instance);
// set the label provider
ILabelProvider provider = null;
if (contextElement != null) {
try {
provider = ServiceUtilsForEObject.getInstance().getService(LabelProviderService.class, contextElement).getLabelProvider();
} catch (ServiceException ex) {
Activator.log.error(ex);
}
}
if (provider == null) {
provider = new LabelProvider();
}
tableViewer.setLabelProvider(provider);
tableViewer.setInput(this.hyperlinkObjects);
// Check all elements by default
for (TableItem item : availableHyperLink.getItems()) {
item.setChecked(true);
}
getShell().setText(Messages.DiagramNavigationDialog_ChooseHyperLinks);
getShell().pack();
return defaultHyperlinkComposite;
}
/**
* get the list of selected hyperlinks
*
* @return the list
*/
public List<HyperLinkObject> getSelectedHyperlinks() {
return hyperlinkResult;
}
/**
*
* @see org.eclipse.jface.dialogs.Dialog#okPressed()
*
*/
@Override
protected void okPressed() {
hyperlinkResult = new ArrayList<HyperLinkObject>();
TableItem[] tableItems = availableHyperLink.getItems();
for (int i = 0; i < tableItems.length; i++) {
if (tableItems[i].getChecked()) {
hyperlinkResult.add((HyperLinkObject) tableItems[i].getData());
}
}
super.okPressed();
}
}
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