removed unnecessary conncetion to tutorial service

org.fortiss.tooling.kernel.ui/trunk/src/org/fortiss/tooling/kernel/ui/internal/views/LibraryView.java

@@ -15,7 +15,6 @@
 +--------------------------------------------------------------------------*/
 package org.fortiss.tooling.kernel.ui.internal.views;
 
-import static org.eclipse.ui.PlatformUI.getWorkbench;
 import static org.fortiss.tooling.kernel.utils.EcoreUtils.filterOutInstanceOf;
 import static org.fortiss.tooling.kernel.utils.KernelModelElementUtils.getParentElement;
 
@@ -40,15 +39,11 @@ import org.eclipse.ui.IWorkbenchPart;
 import org.eclipse.ui.dialogs.FilteredTree;
 import org.eclipse.ui.dialogs.PatternFilter;
 import org.eclipse.ui.part.ViewPart;
-import org.fortiss.tooling.kernel.extension.ITutorialProvider;
 import org.fortiss.tooling.kernel.extension.data.LibraryPrototype;
 import org.fortiss.tooling.kernel.extension.data.Prototype;
 import org.fortiss.tooling.kernel.extension.data.PrototypeCategory;
-import org.fortiss.tooling.kernel.extension.data.TutorialAtomicStep;
 import org.fortiss.tooling.kernel.model.ILibraryElement;
 import org.fortiss.tooling.kernel.service.IPrototypeService;
-import org.fortiss.tooling.kernel.service.ITutorialService;
-import org.fortiss.tooling.kernel.service.listener.ITutorialServiceListener;
 import org.fortiss.tooling.kernel.ui.extension.IModelElementHandler;
 import org.fortiss.tooling.kernel.ui.extension.base.EditorBase;
 import org.fortiss.tooling.kernel.ui.internal.editor.ExtendableMultiPageEditor;
@@ -61,7 +56,7 @@ import org.fortiss.tooling.kernel.ui.service.IModelElementHandlerService;
  * @author hoelzl
  * @author eder
  */
-public class LibraryView extends ViewPart implements ITutorialServiceListener {
+public class LibraryView extends ViewPart {
 
 	/** The viewer. */
 	private TreeViewer viewer;
@@ -112,15 +107,6 @@ public class LibraryView extends ViewPart implements ITutorialServiceListener {
 
 		getViewSite().setSelectionProvider(viewer);
 		getSite().getWorkbenchWindow().getPartService().addPartListener(editorActivationListener);
-
-		ITutorialService.getInstance().addTutorialServiceListener(this);
-	}
-
-	/** Switches to the active workbench editor part. */
-	private void switchWorkbenchEditor() {
-		IEditorPart part =
-				getWorkbench().getActiveWorkbenchWindow().getActivePage().getActiveEditor();
-		switchWorkbenchEditor(part);
 	}
 
 	/** Switches to the given workbench editor part. */
@@ -278,22 +264,4 @@ public class LibraryView extends ViewPart implements ITutorialServiceListener {
 			switchWorkbenchEditor(part);
 		}
 	}
-
-	/** {@inheritDoc} */
-	@Override
-	public void tutorialStarted(ITutorialProvider provider) {
-		// nothing to do
-	}
-
-	/** {@inheritDoc} */
-	@Override
-	public void tutorialStepChanged(TutorialAtomicStep step) {
-		switchWorkbenchEditor();
-	}
-
-	/** {@inheritDoc} */
-	@Override
-	public void tutorialStopped(ITutorialProvider provider) {
-		// nothing to do
-	}
 }