1 files changed, 249 insertions, 0 deletions
diff --git a/archive/org.eclipse.qvt.declarative.editor.imp.runtime/src/org/eclipse/imp/editor/LanguageServiceManager.java b/archive/org.eclipse.qvt.declarative.editor.imp.runtime/src/org/eclipse/imp/editor/LanguageServiceManager.java
new file mode 100644
index 000000000..dc4dc1dfd
--- /dev/null
+++ b/archive/org.eclipse.qvt.declarative.editor.imp.runtime/src/org/eclipse/imp/editor/LanguageServiceManager.java
@@ -0,0 +1,249 @@
+/*******************************************************************************
+* Copyright (c) 2008 IBM Corporation.
+* 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:
+*    Robert Fuhrer (rfuhrer@watson.ibm.com) - initial API and implementation
+
+*******************************************************************************/
+
+package org.eclipse.imp.editor;
+
+import java.util.ArrayList;
+import java.util.HashMap;
+import java.util.List;
+import java.util.Set;
+
+import org.eclipse.imp.core.ErrorHandler;
+import org.eclipse.imp.editor.OutlineLabelProvider.IElementImageProvider;
+import org.eclipse.imp.language.Language;
+import org.eclipse.imp.language.ServiceFactory;
+import org.eclipse.imp.parser.IModelListener;
+import org.eclipse.imp.parser.IParseController;
+import org.eclipse.imp.preferences.PreferenceCache;
+import org.eclipse.imp.runtime.RuntimePlugin;
+import org.eclipse.imp.services.IAutoEditStrategy;
+import org.eclipse.imp.services.IContentProposer;
+import org.eclipse.imp.services.IDocumentationProvider;
+import org.eclipse.imp.services.IEntityNameLocator;
+import org.eclipse.imp.services.IFoldingUpdater;
+import org.eclipse.imp.services.IHelpService;
+import org.eclipse.imp.services.IHoverHelper;
+import org.eclipse.imp.services.ILanguageActionsContributor;
+import org.eclipse.imp.services.IOccurrenceMarker;
+import org.eclipse.imp.services.IRefactoringContributor;
+import org.eclipse.imp.services.IReferenceResolver;
+import org.eclipse.imp.services.ISourceFormatter;
+import org.eclipse.imp.services.ISourceHyperlinkDetector;
+import org.eclipse.imp.services.IToggleBreakpointsHandler;
+import org.eclipse.imp.services.ITokenColorer;
+import org.eclipse.imp.services.base.TreeModelBuilderBase;
+import org.eclipse.jface.text.source.IAnnotationHover;
+import org.eclipse.jface.viewers.ILabelProvider;
+import org.eclipse.ui.IEditorPart;
+import org.eclipse.ui.IEditorSite;
+import org.eclipse.ui.IWorkbenchPart;
+
+public class LanguageServiceManager {
+    private Language fLanguage;
+
+    private ServiceFactory fServiceFactory = ServiceFactory.getInstance();
+
+    private IParseController fParseController;
+
+    private ITokenColorer fTokenColorer;
+
+    private IReferenceResolver fResolver;
+
+    private IAnnotationHover fAnnotationHover;
+
+    private IHoverHelper fHoverHelper;
+
+    private ILabelProvider fLabelProvider;
+
+    private IElementImageProvider fImageProvider;
+
+    private TreeModelBuilderBase fModelBuilder;
+
+    private IOccurrenceMarker fOccurrenceMarker;
+
+    private ISourceHyperlinkDetector fHyperLinkDetector;
+
+    private IFoldingUpdater fFoldingUpdater;
+
+    private ISourceFormatter fFormattingStrategy;
+
+    private Set<IAutoEditStrategy> fAutoEditStrategies;
+
+    private IContentProposer fContentProposer;
+
+    private Set<IRefactoringContributor> fRefactoringContributors;
+
+    private Set<ILanguageActionsContributor> fActionContributors;
+
+    private IDocumentationProvider fDocProvider;
+
+    private Set<IModelListener> fEditorServices;
+
+    private IHelpService fContextHelper;
+
+    private IToggleBreakpointsHandler fToggleBreakpointsHandler;
+
+    private IEntityNameLocator fEntityNameLocator;
+
+    public LanguageServiceManager(Language lang) {
+        fLanguage= lang;
+    }
+
+    public void initialize(IEditorPart part) {
+    	saveMyServiceManager(part, this);
+        if (PreferenceCache.emitMessages)
+            RuntimePlugin.getInstance().writeInfoMsg("Instantiating language service extensions for " + fLanguage.getName());
+
+        fActionContributors= fServiceFactory.getLanguageActionsContributors(fLanguage);
+        fAnnotationHover= fServiceFactory.getAnnotationHover(fLanguage);
+        fAutoEditStrategies= fServiceFactory.getAutoEditStrategies(fLanguage);
+        fContentProposer= fServiceFactory.getContentProposer(fLanguage);
+        fContextHelper= fServiceFactory.getContextHelper(fLanguage);
+        fDocProvider= fServiceFactory.getDocumentationProvider(fLanguage);
+        fEditorServices= fServiceFactory.getEditorServices(fLanguage);
+        fFoldingUpdater= fServiceFactory.getFoldingUpdater(fLanguage);
+        fFormattingStrategy= fServiceFactory.getSourceFormatter(fLanguage);
+        fHyperLinkDetector= fServiceFactory.getSourceHyperlinkDetector(fLanguage);
+        fImageProvider= fServiceFactory.getElementImageProvider(fLanguage);
+        fModelBuilder= fServiceFactory.getTreeModelBuilder(fLanguage);
+        fLabelProvider= fServiceFactory.getLabelProvider(fLanguage);
+        fOccurrenceMarker = fServiceFactory.getOccurrenceMarker(fLanguage);
+        fParseController= fServiceFactory.getParseController(fLanguage);
+        fRefactoringContributors= fServiceFactory.getRefactoringContributors(fLanguage);
+        fResolver= fServiceFactory.getReferenceResolver(fLanguage);
+        fToggleBreakpointsHandler= fServiceFactory.getToggleBreakpointsHandler(fLanguage);
+        fTokenColorer= fServiceFactory.getTokenColorer(fLanguage);
+        fEntityNameLocator= fServiceFactory.getEntityNameLocator(fLanguage);
+
+        if (fHyperLinkDetector == null)
+            fHyperLinkDetector= new HyperlinkDetector(fLanguage);
+
+        if (fParseController == null) {
+            ErrorHandler.reportError("Unable to instantiate parser for language '" + fLanguage.getName()
+                    + "'; parser-related services will be disabled.", true, true);
+        }
+    }
+
+    public Language getLanguage() {
+        return fLanguage;
+    }
+    public Set<ILanguageActionsContributor> getActionContributors() {
+        return fActionContributors;
+    }
+
+    public IAnnotationHover getAnnotationHover() {
+        return fAnnotationHover;
+    }
+
+    public Set<IAutoEditStrategy> getAutoEditStrategies() {
+        return fAutoEditStrategies;
+    }
+
+    public IContentProposer getContentProposer() {
+        return fContentProposer;
+    }
+
+    public IHelpService getContextHelp() {
+        return fContextHelper;
+    }
+
+    public IDocumentationProvider getDocProvider() {
+        return fDocProvider;
+    }
+
+    public Set<IModelListener> getEditorServices() {
+        return fEditorServices;
+    }
+
+    public IFoldingUpdater getFoldingUpdater() {
+        return fFoldingUpdater;
+    }
+
+    public ISourceFormatter getFormattingStrategy() {
+        return fFormattingStrategy;
+    }
+
+    public IHoverHelper getHoverHelper() {
+        return fHoverHelper;
+    }
+
+    public ISourceHyperlinkDetector getHyperLinkDetector() {
+        return fHyperLinkDetector;
+    }
+
+    public IElementImageProvider getImageProvider() {
+        return fImageProvider;
+    }
+
+    public ILabelProvider getLabelProvider() {
+        return fLabelProvider;
+    }
+
+    public TreeModelBuilderBase getModelBuilder() {
+        return fModelBuilder;
+    }
+
+    public IOccurrenceMarker getOccurrenceMarker() {
+        return fOccurrenceMarker;
+    }
+
+    public IParseController getParseController() {
+        return fParseController;
+    }
+
+    public Set<IRefactoringContributor> getRefactoringContributors() {
+        return fRefactoringContributors;
+    }
+
+    public IReferenceResolver getResolver() {
+        return fResolver;
+    }
+
+    public IToggleBreakpointsHandler getToggleBreakpointsHandler() {
+        return fToggleBreakpointsHandler;
+    }
+
+    public ITokenColorer getTokenColorer() {
+        return fTokenColorer;
+    }
+
+    public IEntityNameLocator getEntityNameLocator() {
+        return fEntityNameLocator;
+    }
+
+    private static HashMap<IEditorPart, LanguageServiceManager> editorServiceMap = new HashMap<IEditorPart, LanguageServiceManager>();
+    
+    public static void saveMyServiceManager(IEditorPart part, LanguageServiceManager manager) {
+    	clearDeadEntries();
+    	editorServiceMap.put(part, manager);
+    }
+    
+    public static LanguageServiceManager getMyServiceManager(IEditorPart part) {
+    	clearDeadEntries();
+    	return editorServiceMap.get(part);
+    }
+    
+    private static void clearDeadEntries() {
+        List<IEditorPart> deadEditors = new ArrayList<IEditorPart>();
+        for (IEditorPart edPart: editorServiceMap.keySet()) {
+            IEditorSite edSite = edPart.getEditorSite();
+            IWorkbenchPart wbPart = edSite.getPart();
+            if (wbPart == null) {
+                deadEditors.add(edPart);
+            } else {
+            }
+        }
+        for (IEditorPart edPart: deadEditors) {
+            editorServiceMap.remove(edPart);
+        }
+    }
+}