Library view listenes to tutorial step changes and updates its viewer with the active editor part.

refs 2583

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

@@ -17,6 +17,7 @@ $Id: codetemplates.xml 1 2011-01-01 00:00:01Z hoelzl $
 +--------------------------------------------------------------------------*/
 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;
 
@@ -41,11 +42,15 @@ 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 +66,7 @@ import org.fortiss.tooling.kernel.ui.service.IModelElementHandlerService;
  * @version $Rev: 18709 $
  * @ConQAT.Rating GREEN Hash: B61C004066AC92C581BB6128CCF8FD22
  */
-public class LibraryView extends ViewPart {
+public class LibraryView extends ViewPart implements ITutorialServiceListener {
 
 	/** The viewer. */
 	private TreeViewer viewer;
@@ -112,6 +117,15 @@ public class LibraryView extends ViewPart {
 
 		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. */
@@ -273,4 +287,22 @@ public class LibraryView extends ViewPart {
 			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
+	}
 }