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/*******************************************************************************
* Copyright (c) 2000, 2007 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.wst.jsdt.internal.ui.typehierarchy;
import java.util.List;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.ui.IWorkbenchPart;
import org.eclipse.wst.jsdt.core.IType;
import org.eclipse.wst.jsdt.core.ITypeHierarchy;
/**
* A viewer including the content provider for the supertype hierarchy.
* Used by the TypeHierarchyViewPart which has to provide a TypeHierarchyLifeCycle
* on construction (shared type hierarchy)
*/
public class SuperTypeHierarchyViewer extends TypeHierarchyViewer {
public SuperTypeHierarchyViewer(Composite parent, TypeHierarchyLifeCycle lifeCycle, IWorkbenchPart part) {
super(parent, new SuperTypeHierarchyContentProvider(lifeCycle), lifeCycle, part);
}
/*
* @see TypeHierarchyViewer#getTitle
*/
public String getTitle() {
if (isMethodFiltering()) {
return TypeHierarchyMessages.SuperTypeHierarchyViewer_filtered_title;
} else {
return TypeHierarchyMessages.SuperTypeHierarchyViewer_title;
}
}
/*
* @see TypeHierarchyViewer#updateContent
*/
public void updateContent(boolean expand) {
getTree().setRedraw(false);
refresh();
if (expand) {
expandAll();
}
getTree().setRedraw(true);
}
/*
* Content provider for the supertype hierarchy
*/
public static class SuperTypeHierarchyContentProvider extends TypeHierarchyContentProvider {
public SuperTypeHierarchyContentProvider(TypeHierarchyLifeCycle lifeCycle) {
super(lifeCycle);
}
protected final void getTypesInHierarchy(IType type, List res) {
ITypeHierarchy hierarchy= getHierarchy();
if (hierarchy != null) {
IType[] types= hierarchy.getSupertypes(type);
for (int i= 0; i < types.length; i++) {
res.add(types[i]);
}
}
}
protected IType getParentType(IType type) {
// cant handle
return null;
}
}
}
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