| /******************************************************************************* |
| * Copyright (c) 2000, 2018 IBM Corporation and others. |
| * This program and the accompanying materials are made available under the |
| * terms of the Eclipse Public License v. 2.0 which is available at |
| * http://www.eclipse.org/legal/epl-2.0. |
| * |
| * SPDX-License-Identifier: EPL-2.0 |
| * |
| *******************************************************************************/ |
| package org.eclipse.dltk.internal.ui.typehierarchy; |
| |
| import java.util.List; |
| |
| import org.eclipse.dltk.core.IType; |
| import org.eclipse.dltk.core.ITypeHierarchy; |
| import org.eclipse.jface.preference.IPreferenceStore; |
| import org.eclipse.swt.widgets.Composite; |
| import org.eclipse.ui.IWorkbenchPart; |
| |
| /** |
| * A viewer including the content provider for the subtype hierarchy. Used by |
| * the TypeHierarchyViewPart which has to provide a TypeHierarchyLifeCycle on |
| * construction (shared type hierarchy) |
| */ |
| public class SubTypeHierarchyViewer extends TypeHierarchyViewer { |
| |
| public SubTypeHierarchyViewer(Composite parent, |
| TypeHierarchyLifeCycle lifeCycle, IWorkbenchPart part, |
| IPreferenceStore store) { |
| super(parent, new SubTypeHierarchyContentProvider(lifeCycle), lifeCycle, |
| part, store); |
| } |
| |
| @Override |
| public String getTitle() { |
| if (isMethodFiltering()) { |
| return TypeHierarchyMessages.SubTypeHierarchyViewer_filtered_title; |
| } |
| return TypeHierarchyMessages.SubTypeHierarchyViewer_title; |
| } |
| |
| @Override |
| public void updateContent(boolean expand) { |
| getTree().setRedraw(false); |
| refresh(); |
| |
| if (expand) { |
| int expandLevel = 2; |
| if (isMethodFiltering()) { |
| expandLevel++; |
| } |
| expandToLevel(expandLevel); |
| } |
| getTree().setRedraw(true); |
| } |
| |
| /** |
| * Content provider for the subtype hierarchy |
| */ |
| public static class SubTypeHierarchyContentProvider |
| extends TypeHierarchyContentProvider { |
| public SubTypeHierarchyContentProvider( |
| TypeHierarchyLifeCycle lifeCycle) { |
| super(lifeCycle); |
| } |
| |
| @Override |
| protected final void getTypesInHierarchy(IType type, List res) { |
| ITypeHierarchy hierarchy = getHierarchy(); |
| if (hierarchy != null) { |
| IType[] types = hierarchy.getSubtypes(type); |
| /* |
| * if (isObject(type)) { for (int i= 0; i < types.length; i++) { |
| * IType curr= types[i]; if (!isAnonymousFromInterface(curr)) { |
| * res.add(curr); } } } else |
| */ { |
| for (int i = 0; i < types.length; i++) { |
| res.add(types[i]); |
| } |
| } |
| } |
| |
| } |
| |
| @Override |
| protected IType[] getParentType(IType type) { |
| ITypeHierarchy hierarchy = getHierarchy(); |
| if (hierarchy != null) { |
| return hierarchy.getSuperclass(type); |
| // dont handle interfaces |
| } |
| return null; |
| } |
| |
| } |
| |
| } |