| /******************************************************************************* |
| * Copyright (c) 2005, 2009 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 |
| * QNX Software System |
| * Anton Leherbauer (Wind River Systems) |
| *******************************************************************************/ |
| package org.eclipse.ui.tests.navigator.cdt; |
| |
| import java.util.Comparator; |
| |
| import org.eclipse.core.resources.IResource; |
| import org.eclipse.core.resources.IStorage; |
| import org.eclipse.core.runtime.IAdaptable; |
| import org.eclipse.jface.viewers.ContentViewer; |
| import org.eclipse.jface.viewers.IBaseLabelProvider; |
| import org.eclipse.jface.viewers.ILabelProvider; |
| import org.eclipse.jface.viewers.Viewer; |
| import org.eclipse.jface.viewers.ViewerSorter; |
| import org.eclipse.ui.model.IWorkbenchAdapter; |
| |
| /** |
| * A sorter to sort the file and the folders in the C viewer in the following |
| * order: 1 Project 2 BinaryContainer 3 ArchiveContainer 4 LibraryContainer 5 |
| * IncludeContainer 6 Source roots 5 C Elements 6 non C Elements |
| * |
| * @noextend This class is not intended to be subclassed by clients. |
| */ |
| public class CElementSorter extends ViewerSorter { |
| |
| protected static final int CMODEL = 0; |
| protected static final int PROJECTS = 10; |
| protected static final int BINARYCONTAINER = 12; |
| protected static final int ARCHIVECONTAINER = 13; |
| protected static final int INCLUDEREFCONTAINER = 14; |
| protected static final int LIBRARYREFCONTAINER = 15; |
| protected static final int SOURCEROOTS = 16; |
| protected static final int CCONTAINERS = 17; |
| protected static final int LIBRARYREFERENCES = 18; |
| protected static final int INCLUDEREFERENCES = 19; |
| protected static final int TRANSLATIONUNIT_HEADERS = 20; |
| protected static final int TRANSLATIONUNIT_SOURCE = 21; |
| protected static final int TRANSLATIONUNITS = 22; |
| protected static final int BINARIES = 23; |
| protected static final int ARCHIVES = 24; |
| |
| protected static final int INCLUDES = 28; |
| protected static final int MACROS = 29; |
| protected static final int USINGS = 30; |
| protected static final int NAMESPACES = 32; |
| protected static final int NAMESPACES_RESERVED = 33; |
| protected static final int NAMESPACES_SYSTEM = 34; |
| /** |
| * @since 5.1 |
| */ |
| protected static final int TYPES = 35; |
| protected static final int VARIABLEDECLARATIONS = 36; |
| protected static final int FUNCTIONDECLARATIONS = 37; |
| protected static final int VARIABLES = 38; |
| protected static final int VARIABLES_RESERVED = 39; |
| protected static final int VARIABLES_SYSTEM = 40; |
| protected static final int FUNCTIONS = 41; |
| protected static final int FUNCTIONS_RESERVED = 42; |
| protected static final int FUNCTIONS_SYSTEM = 43; |
| protected static final int METHODDECLARATIONS = 44; |
| |
| protected static final int CELEMENTS = 100; |
| protected static final int CELEMENTS_RESERVED = 101; |
| protected static final int CELEMENTS_SYSTEM = 102; |
| |
| protected static final int RESOURCEFOLDERS = 200; |
| protected static final int RESOURCES = 201; |
| protected static final int STORAGE = 202; |
| protected static final int OTHERS = 500; |
| |
| /** |
| * Default constructor for use as executable extension. |
| */ |
| public CElementSorter() { |
| } |
| |
| public int category(Object element) { |
| if (element instanceof CElement) { |
| if (element instanceof CRoot) |
| return CMODEL; |
| else if (element instanceof CProject) |
| return PROJECTS; |
| else if (element instanceof CContainer) |
| return CCONTAINERS; |
| else |
| return TYPES; |
| } else if (element instanceof IResource) { |
| IResource resource = (IResource) element; |
| switch (resource.getType()) { |
| case IResource.PROJECT: |
| return PROJECTS; |
| case IResource.FOLDER: |
| return RESOURCEFOLDERS; |
| default: |
| return RESOURCES; |
| } |
| } else if (element instanceof IStorage) { |
| return STORAGE; |
| } |
| return OTHERS; |
| } |
| |
| public int compare(Viewer viewer, Object e1, Object e2) { |
| int cat1 = category(e1); |
| int cat2 = category(e2); |
| |
| if (cat1 != cat2) |
| return cat1 - cat2; |
| |
| // cat1 == cat2 |
| |
| final Comparator comparator = getComparator(); |
| if (cat1 == PROJECTS) { |
| IWorkbenchAdapter a1 = (IWorkbenchAdapter) ((IAdaptable) e1) |
| .getAdapter(IWorkbenchAdapter.class); |
| IWorkbenchAdapter a2 = (IWorkbenchAdapter) ((IAdaptable) e2) |
| .getAdapter(IWorkbenchAdapter.class); |
| return comparator.compare(a1.getLabel(e1), a2.getLabel(e2)); |
| } |
| |
| // non - c resources are sorted using the label from the viewers label |
| // provider |
| if (cat1 == RESOURCES || cat1 == RESOURCEFOLDERS || cat1 == STORAGE |
| || cat1 == OTHERS) { |
| return compareWithLabelProvider(viewer, e1, e2); |
| } |
| |
| String ns1 = ""; //$NON-NLS-1$ |
| String ns2 = ns1; |
| |
| String name1; |
| String name2; |
| |
| if (e1 instanceof CElement) { |
| name1 = ((CElement) e1).getElementName(); |
| int idx = name1.lastIndexOf("::"); //$NON-NLS-1$ |
| if (idx >= 0) { |
| ns1 = name1.substring(0, idx); |
| name1 = name1.substring(idx + 2); |
| } |
| if (name1.length() > 0 && name1.charAt(0) == '~') { |
| name1 = name1.substring(1); |
| } |
| } else { |
| name1 = e1.toString(); |
| } |
| if (e2 instanceof CElement) { |
| name2 = ((CElement) e2).getElementName(); |
| int idx = name2.lastIndexOf("::"); //$NON-NLS-1$ |
| if (idx >= 0) { |
| ns2 = name2.substring(0, idx); |
| name2 = name2.substring(idx + 2); |
| } |
| if (name2.length() > 0 && name2.charAt(0) == '~') { |
| name2 = name2.substring(1); |
| } |
| } else { |
| name2 = e2.toString(); |
| } |
| |
| // compare namespace |
| int result = comparator.compare(ns1, ns2); |
| if (result != 0) { |
| return result; |
| } |
| |
| if (result != 0) { |
| return result; |
| } |
| |
| // compare simple name |
| result = comparator.compare(name1, name2); |
| if (result != 0) { |
| return result; |
| } |
| return result; |
| } |
| |
| private int compareWithLabelProvider(Viewer viewer, Object e1, Object e2) { |
| if (viewer instanceof ContentViewer) { |
| IBaseLabelProvider prov = ((ContentViewer) viewer) |
| .getLabelProvider(); |
| if (prov instanceof ILabelProvider) { |
| ILabelProvider lprov = (ILabelProvider) prov; |
| String name1 = lprov.getText(e1); |
| String name2 = lprov.getText(e2); |
| if (name1 != null && name2 != null) { |
| final Comparator comparator = getComparator(); |
| return comparator.compare(name1, name2); |
| } |
| } |
| } |
| return 0; // can't compare |
| } |
| |
| } |