blob: 296f721888b7095772f146d746c8322f42eb3bbe (
plain) (
blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
|
/*****************************************************************************
* Copyright (c) 2010, 2016 CEA LIST, Christian W. Damus, 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:
* Camille Letavernier (CEA LIST) camille.letavernier@cea.fr - Initial API and implementation
* Christian W. Damus - bug 485220
*
*****************************************************************************/
package org.eclipse.papyrus.views.properties.toolsmiths.providers;
import java.util.LinkedHashSet;
import java.util.Set;
import org.eclipse.emf.ecore.EObject;
import org.eclipse.emf.ecore.resource.ResourceSet;
import org.eclipse.papyrus.emf.facet.custom.ui.internal.CustomizedTreeContentProvider;
import org.eclipse.papyrus.infra.properties.contexts.Context;
import org.eclipse.papyrus.infra.properties.ui.util.PropertiesUtil;
import org.eclipse.papyrus.views.properties.toolsmiths.Activator;
/**
* The customization editor's content provider. Based on the EMF Facet
* customizable content provider,
*
* @author Camille Letavernier
*/
public class ContextContentProvider extends CustomizedTreeContentProvider {
/**
* Constructor.
*/
public ContextContentProvider() {
super(Activator.getDefault().getCustomizationManager());
}
/**
* @param inputElement
* : A ResourceSet
* @return The root EObjects from the input ResourceSet
*/
@Override
public EObject[] getRootElements(Object inputElement) {
if (inputElement instanceof ResourceSet) {
ResourceSet resourceSet = (ResourceSet) inputElement;
if (resourceSet.getResources().isEmpty()) {
return null;
}
Set<EObject> elements = new LinkedHashSet<>();
elements.addAll(resourceSet.getResources().get(0).getContents());
Set<Context> allContexts = new LinkedHashSet<>();
for (EObject element : elements) {
if (element instanceof Context) {
allContexts.addAll(PropertiesUtil.getDependencies((Context) element));
}
}
elements.addAll(allContexts);
return elements.toArray(new EObject[elements.size()]);
}
return null;
}
@Override
public boolean hasChildren(Object element) {
return getChildren(element).length > 0;
}
}
|
