/*******************************************************************************
* Copyright (c) 2005, 2012 IBM Corporation 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:
* IBM Corporation - initial API and implementation
*******************************************************************************/
package org.eclipse.bpel.ui;
import java.lang.reflect.Field;
import java.util.HashSet;
import java.util.Iterator;
import java.util.Set;
import org.eclipse.bpel.model.BPELExtensibleElement;
import org.eclipse.bpel.model.Expression;
import org.eclipse.emf.ecore.EObject;
import org.eclipse.gef.EditPart;
import org.eclipse.jface.action.IAction;
import org.eclipse.jface.text.ITextSelection;
import org.eclipse.jface.viewers.ISelection;
import org.eclipse.jface.viewers.IStructuredSelection;
import org.eclipse.jface.viewers.StructuredSelection;
import org.eclipse.ui.IActionBars;
import org.eclipse.ui.IWorkbenchPart;
import org.eclipse.ui.actions.ActionFactory;
import org.eclipse.ui.internal.views.properties.tabbed.view.TabbedPropertyRegistry;
import org.eclipse.ui.internal.views.properties.tabbed.view.TabbedPropertyViewer;
import org.eclipse.ui.part.IPageSite;
import org.eclipse.ui.views.properties.tabbed.ITabbedPropertySheetPageContributor;
import org.eclipse.ui.views.properties.tabbed.TabbedPropertySheetPage;
/**
* Our own version of the TabbedPropertySheetPage in order to supply the
* BPELEditor to the property sections.
*/
public class BPELTabbedPropertySheetPage extends TabbedPropertySheetPage {
protected BPELEditor editor;
protected TabbedPropertyViewer viewer;
protected TabbedPropertyRegistry registry;
public BPELTabbedPropertySheetPage(ITabbedPropertySheetPageContributor tabbedPropertySheetPageContributor, BPELEditor editor) {
super(tabbedPropertySheetPageContributor);
this.editor = editor;
}
public BPELEditor getEditor() {
return editor;
}
public TabbedPropertyViewer getTabbedPropertyViewer() {
if (viewer == null) {
// TODO: hack - use reflection to get the field - it should be API in the super class
try {
Field field = TabbedPropertySheetPage.class.getDeclaredField("tabbedPropertyViewer"); //$NON-NLS-1$
field.setAccessible(true);
viewer = (TabbedPropertyViewer) field.get(this);
} catch (Exception e) {
BPELUIPlugin.log(e);
}
}
return viewer;
}
public void setBPELEditorActions() {
IPageSite pageSite = getSite();
IActionBars actionBars = pageSite.getActionBars();
String id = ActionFactory.REVERT.getId();
IAction action = editor.getActionRegistry().getAction(id);
actionBars.setGlobalActionHandler(id, action);
id = ActionFactory.UNDO.getId();
action = editor.getActionRegistry().getAction(id);
actionBars.setGlobalActionHandler(id, action);
id = ActionFactory.REDO.getId();
action = editor.getActionRegistry().getAction(id);
actionBars.setGlobalActionHandler(id, action);
actionBars.updateActionBars();
}
@Override
public void init(IPageSite pageSite) {
super.init(pageSite);
// add some actions to the properties view
setBPELEditorActions();
}
@Override
public void selectionChanged(IWorkbenchPart part, ISelection selection) {
// TODO: (DO) If we change selection in the Designer then it causes
// changing selection in the SourceTab too. We are not going to create
// PropertySheetPage twice, so, ignore the second case
if (selection instanceof ITextSelection) {
return;
}
selection = calculateSelection(selection);
super.selectionChanged(part, selection);
// TabDescriptor[] descriptors = getRegistry().getTabDescriptors(part, selection);
// if (descriptors.length > 0) {
// super.selectionChanged(part, selection);
// }
}
/**
* Replace EditPart with model object.
*/
protected ISelection calculateSelection(ISelection selection) {
Set<Object> newSet = new HashSet<Object>();
if (selection != null && !selection.isEmpty() && (selection instanceof IStructuredSelection)) {
Iterator<Object> it = ((IStructuredSelection)selection).iterator();
while (it.hasNext()) {
Object o = it.next();
if (o instanceof EditPart) {
o = ((EditPart)o).getModel();
}
if (editor.getMultipageEditor().getActiveEditor() == editor.getMultipageEditor().getTextEditor()) {
// the selection came from the Source view of this multipage editor so we have to
// be careful here: if a selection does not have a corresponding property sheet page
// (e.g. a <copy>, <from>. <to>, etc.) then traverse the selection's ancestors to find
// an element which DOES have a property sheet page associated with it.
while (o!=null && o instanceof EObject && !hasPropertySheetPage(o)) {
o = ((EObject)o).eContainer();
}
}
newSet.add(o);
}
}
return new StructuredSelection(newSet.toArray(new Object[newSet.size()]));
}
private boolean hasPropertySheetPage(Object o) {
return
o instanceof org.eclipse.bpel.model.Activity ||
o instanceof org.eclipse.bpel.model.Assign ||
o instanceof org.eclipse.bpel.model.Catch ||
o instanceof org.eclipse.bpel.model.CatchAll ||
o instanceof org.eclipse.bpel.model.CompensateScope ||
o instanceof org.eclipse.bpel.model.CorrelationSet ||
o instanceof org.eclipse.bpel.model.Else ||
o instanceof org.eclipse.bpel.model.ElseIf ||
o instanceof org.eclipse.bpel.model.Empty ||
o instanceof org.eclipse.bpel.model.ForEach ||
o instanceof org.eclipse.bpel.model.If ||
o instanceof org.eclipse.bpel.model.Invoke ||
o instanceof org.eclipse.bpel.model.Link ||
o instanceof org.eclipse.bpel.model.MessageExchange ||
o instanceof org.eclipse.bpel.model.MessageExchanges ||
o instanceof org.eclipse.bpel.model.OnAlarm ||
o instanceof org.eclipse.bpel.model.OnEvent ||
o instanceof org.eclipse.bpel.model.OnMessage ||
o instanceof org.eclipse.bpel.model.PartnerLink ||
o instanceof org.eclipse.bpel.model.PartnerLinks ||
o instanceof org.eclipse.bpel.model.Pick ||
o instanceof org.eclipse.bpel.model.Process ||
o instanceof org.eclipse.bpel.model.Receive ||
o instanceof org.eclipse.bpel.model.RepeatUntil ||
o instanceof org.eclipse.bpel.model.Reply ||
o instanceof org.eclipse.bpel.model.Scope ||
o instanceof org.eclipse.bpel.model.Throw ||
o instanceof org.eclipse.bpel.model.Validate ||
o instanceof org.eclipse.bpel.model.Variable ||
o instanceof org.eclipse.bpel.model.Variables ||
o instanceof org.eclipse.bpel.model.Wait ||
o instanceof org.eclipse.bpel.model.While;
}
protected TabbedPropertyRegistry getRegistry() {
if (registry == null) {
// TODO: hack - use reflection to get the field - it should be API in the super class
try {
Field field = TabbedPropertySheetPage.class.getDeclaredField("registry"); //$NON-NLS-1$
field.setAccessible(true);
registry = (TabbedPropertyRegistry) field.get(this);
} catch (Exception e) {
BPELUIPlugin.log(e);
}
}
return registry;
}
}