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/*******************************************************************************
* Copyright (c) 2005, 2009 AIRBUS FRANCE.
* 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:
* David Sciamma (Anyware Technologies), Mathieu Garcia (Anyware Technologies),
* Jacques Lescot (Anyware Technologies) - initial API and implementation
*******************************************************************************/
package org.eclipse.papyrus.views.documentation.view;
import org.eclipse.core.runtime.Platform;
import org.eclipse.jface.viewers.ISelection;
import org.eclipse.ui.IEditorPart;
import org.eclipse.ui.ISelectionListener;
import org.eclipse.ui.IViewPart;
import org.eclipse.ui.IViewSite;
import org.eclipse.ui.IWorkbenchPage;
import org.eclipse.ui.IWorkbenchPart;
import org.eclipse.ui.PartInitException;
import org.eclipse.ui.part.IContributedContentsView;
import org.eclipse.ui.part.IPage;
import org.eclipse.ui.part.PageBook;
import org.eclipse.ui.part.PageBookView;
import org.eclipse.ui.views.contentoutline.ContentOutline;
/**
* Generic view that display UI to comment objects from the model<br>
* Created : 3 June 2005<br>
* Updated : 11 August 2009<br>
*
* @author <a href="mailto:david@anyware-tech.com">David Sciamma</a>
* @author <a href="mailto:jacques.lescot@anyware-tech.com">Jacques LESCOT</a>
*/
public class DocView extends PageBookView implements ISelectionListener
{
/** ID of the Documentation view */
public static final String VIEW_ID = "org.eclipse.papyrus.views.documentation.view.DocView"; //$NON-NLS-1$
/**
* The initial selection when the doc view opens
*/
private ISelection bootstrapSelection;
/**
* Creates a documentation view.
*/
public DocView()
{
super();
}
/**
* @see org.eclipse.ui.part.PageBookView#createDefaultPage(org.eclipse.ui.part.PageBook)
*/
protected IPage createDefaultPage(PageBook book)
{
IDocPage page = new EmptyDocPage();
initPage(page);
page.createControl(book);
return page;
}
/**
* @see org.eclipse.ui.IWorkbenchPart#dispose()
*/
public void dispose()
{
// run super.
super.dispose();
// remove ourselves as a selection listener
getSite().getPage().removeSelectionListener(this);
}
/**
* @see org.eclipse.ui.part.PageBookView#doCreatePage(org.eclipse.ui.IWorkbenchPart)
*/
protected PageRec doCreatePage(IWorkbenchPart part)
{
// Try to get a custom doc page.
IDocPage page = (IDocPage) part.getAdapter(IDocPage.class);
if (page == null)
{
page = (IDocPage) Platform.getAdapterManager().loadAdapter(part, IDocPage.class.getName());
}
if (page == null)
{
if (DocumentionPartHandlerRegistry.getInstance().getDocumentationPartHandler(part) != null) {
page = new DocPage();
}
}
if (page != null)
{
initPage(page);
page.createControl(getPageBook());
return new PageRec(part, page);
}
// Use the default page
return null;
}
/**
* @see org.eclipse.ui.part.PageBookView#doDestroyPage(org.eclipse.ui.IWorkbenchPart,
* org.eclipse.ui.part.PageBookView.PageRec)
*/
protected void doDestroyPage(IWorkbenchPart part, PageRec rec)
{
IDocPage page = (IDocPage) rec.page;
page.dispose();
rec.dispose();
}
/**
* @see org.eclipse.ui.part.PageBookView#getBootstrapPart()
*/
protected IWorkbenchPart getBootstrapPart()
{
IWorkbenchPage page = getSite().getPage();
if (page != null)
{
bootstrapSelection = page.getSelection();
return page.getActivePart();
}
return null;
}
/**
* @see org.eclipse.ui.IViewPart#init(org.eclipse.ui.IViewSite)
*/
public void init(IViewSite site) throws PartInitException
{
site.getPage().addSelectionListener(this);
super.init(site);
}
/**
* @see org.eclipse.ui.part.PageBookView#isImportant(org.eclipse.ui.IWorkbenchPart)
*/
protected boolean isImportant(IWorkbenchPart part)
{
return part instanceof IEditorPart || part instanceof IViewPart;
}
/**
* The <code>DocView</code> implementation of this <code>IPartListener</code> method first sees if the active part
* is an <code>IContributedContentsView</code> adapter and if so, asks it for its contributing part.
*
* @see org.eclipse.ui.part.PageBookView#partActivated(org.eclipse.ui.IWorkbenchPart)
*/
public void partActivated(IWorkbenchPart part)
{
IContributedContentsView view = (IContributedContentsView) part.getAdapter(IContributedContentsView.class);
IWorkbenchPart source = null;
if (view != null)
{
source = view.getContributingPart();
}
if (source != null)
{
super.partActivated(source);
}
else
{
super.partActivated(part);
}
// When the view is first opened, pass the selection to the page
if (bootstrapSelection != null)
{
IDocPage page = (IDocPage) getCurrentPage();
if (page != null)
{
page.selectionChanged(part, bootstrapSelection);
}
bootstrapSelection = null;
}
}
/**
* @see org.eclipse.ui.ISelectionListener#selectionChanged(org.eclipse.ui.IWorkbenchPart,
* org.eclipse.jface.viewers.ISelection)
*/
public void selectionChanged(IWorkbenchPart part, ISelection sel)
{
// we only manage editor, outline and views selections
if (part instanceof IEditorPart || part instanceof ContentOutline || (part instanceof IViewPart && !(part instanceof DocView)))
{
// pass the selection to the page
IDocPage page = (IDocPage) getCurrentPage();
if (page != null)
{
page.selectionChanged(part, sel);
}
}
}
/**
* Returns the editor which contributed the current page to this view.
*
* @return the editor which contributed the current page or <code>null</code> if no editor contributed the current
* page
*/
private IWorkbenchPart getContributingEditor()
{
return getCurrentContributingPart();
}
/**
* @see org.eclipse.ui.part.PageBookView#getAdapter(java.lang.Class)
*/
public Object getAdapter(Class key)
{
if (key == IContributedContentsView.class)
{
return new IContributedContentsView()
{
public IWorkbenchPart getContributingPart()
{
return getContributingEditor();
}
};
}
return super.getAdapter(key);
}
}
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