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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
* Camille Letavernier (CEA LIST) camille.letavernier@cea.fr - Added a lighter constructor
*
*****************************************************************************/
package org.eclipse.papyrus.modelexplorer.widgets;
import java.util.ArrayList;
import java.util.Iterator;
import java.util.List;
import org.eclipse.emf.ecore.EObject;
import org.eclipse.jface.viewers.LabelProvider;
import org.eclipse.jface.viewers.ViewerFilter;
import org.eclipse.papyrus.core.utils.EditorUtils;
import org.eclipse.papyrus.modelexplorer.Activator;
import org.eclipse.papyrus.modelexplorer.MoDiscoLabelProviderWTooltips;
import org.eclipse.papyrus.modelexplorer.SemanticFromModelExplorer;
import org.eclipse.papyrus.widgets.editors.TreeSelectorDialog;
import org.eclipse.swt.widgets.Shell;
/**
* create a tree dialog box,with a specific researched meta-class. you can also specify the instance of the top element of your tree
*
*/
public class ModelExplorerBasedTreeSelectorDialog extends TreeSelectorDialog {
protected EclassModelExplorerBasedContentProvider contentProvider;
protected EObject root = null;
protected LabelProvider metaclassLabelProvider = new MetaclassLabelProvider();
/**
* get the label provider used to display metaclasses in the combo
*
* @return the label provider
*/
public LabelProvider getMetaclassLabelProvider() {
return metaclassLabelProvider;
}
/**
* set the label provider that will display text in the combo that represent the available list of metaclasses
*
* @param metaclassLabelProvider
*/
public void setMetaclassLabelProvider(LabelProvider metaclassLabelProvider) {
this.metaclassLabelProvider = metaclassLabelProvider;
}
/**
* {@inheritDoc}
*/
protected void setResult(@SuppressWarnings("rawtypes") List newResult) {
ArrayList<Object> list= new ArrayList<Object>();
SemanticFromModelExplorer bridge= new SemanticFromModelExplorer();
Iterator<?> iterator=newResult.iterator();
while (iterator.hasNext()) {
Object wrappedObject = (Object) iterator.next();
Object semantic=bridge.getSemanticElement(wrappedObject);
if( semantic!=null){
list.add(semantic);
}
}
super.setResult(list);
}
/**
*
* Constructor.
*
* @param parentShell
* a shell
* @param root
* the root of the tree , can be null
* @param wantedEClass
* the meta-classes wanted, can be null
* @param metaClassNotWanted
* , the list of sub meta-classes not wanted, can not be null
*/
public ModelExplorerBasedTreeSelectorDialog(Shell parentShell, EObject root, Object wantedEClass, List<Object> metaClassNotWanted) {
super(parentShell);
init(root, wantedEClass, metaClassNotWanted);
}
/**
*
* Constructor.
*
* @param parentShell
* a shell
*/
public ModelExplorerBasedTreeSelectorDialog(Shell parentShell) {
super(parentShell);
}
/**
* Sets the preferences for initializing this Dialog's ContentProvider.
*
* @param root
* the root of the tree , can be null
* @param wantedEClass
* the meta-classes wanted, can be null
* @param metaClassNotWanted
* , the list of sub meta-classes not wanted, can not be null
*/
public void init(EObject root, Object wantedEClass, List<Object> metaClassNotWanted) {
this.root = root;
contentProvider = new EclassModelExplorerBasedContentProvider(root);
contentProvider.setMetaClassWanted(wantedEClass);
contentProvider.setMetaClassNotWanted(metaClassNotWanted);
this.setContentProvider(contentProvider);
this.setLabelProvider(new MoDiscoLabelProviderWTooltips());
this.setInput(EditorUtils.getMultiDiagramEditor().getServicesRegistry());
}
@Override
public void create() {
// TODO Auto-generated method stub
super.create();
setDescription("Look for " + metaclassLabelProvider.getText(contentProvider.getMetaClassWanted()));
ViewerFilter[] filters = { new HierarchicViewerFilter(contentProvider) };
getViewer().setFilters(filters);
Activator.getDefault().getCustomizationManager().installCustomPainter(getViewer().getTree());
}
}
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