1 files changed, 101 insertions, 0 deletions
diff --git a/plugins/org.eclipse.emf.cdo.dawn.examples.acore.diagram/src/org/eclipse/emf/cdo/dawn/examples/acore/diagram/sheet/AcoreSheetLabelProvider.java b/plugins/org.eclipse.emf.cdo.dawn.examples.acore.diagram/src/org/eclipse/emf/cdo/dawn/examples/acore/diagram/sheet/AcoreSheetLabelProvider.java
new file mode 100644
index 0000000000..26fb67c577
--- /dev/null
+++ b/plugins/org.eclipse.emf.cdo.dawn.examples.acore.diagram/src/org/eclipse/emf/cdo/dawn/examples/acore/diagram/sheet/AcoreSheetLabelProvider.java
@@ -0,0 +1,101 @@
+/*
+ * Copyright (c) 2004 - 2010 Eike Stepper (Berlin, Germany).
+ * 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:
+ *     Martin Fluegge - initial API and implementation
+ * 
+ */
+package org.eclipse.emf.cdo.dawn.examples.acore.diagram.sheet;
+
+import org.eclipse.core.runtime.IAdaptable;
+import org.eclipse.emf.cdo.dawn.examples.acore.diagram.navigator.AcoreNavigatorGroup;
+import org.eclipse.emf.cdo.dawn.examples.acore.diagram.part.AcoreVisualIDRegistry;
+import org.eclipse.emf.cdo.dawn.examples.acore.diagram.providers.AcoreElementTypes;
+import org.eclipse.gmf.runtime.emf.type.core.IElementType;
+import org.eclipse.gmf.runtime.notation.View;
+import org.eclipse.jface.viewers.BaseLabelProvider;
+import org.eclipse.jface.viewers.ILabelProvider;
+import org.eclipse.jface.viewers.IStructuredSelection;
+import org.eclipse.swt.graphics.Image;
+
+/**
+ * @generated
+ */
+public class AcoreSheetLabelProvider extends BaseLabelProvider implements ILabelProvider
+{
+
+  /**
+   * @generated
+   */
+  public String getText(Object element)
+  {
+    element = unwrap(element);
+    if (element instanceof AcoreNavigatorGroup)
+    {
+      return ((AcoreNavigatorGroup)element).getGroupName();
+    }
+    IElementType etype = getElementType(getView(element));
+    return etype == null ? "" : etype.getDisplayName();
+  }
+
+  /**
+   * @generated
+   */
+  public Image getImage(Object element)
+  {
+    IElementType etype = getElementType(getView(unwrap(element)));
+    return etype == null ? null : AcoreElementTypes.getImage(etype);
+  }
+
+  /**
+   * @generated
+   */
+  private Object unwrap(Object element)
+  {
+    if (element instanceof IStructuredSelection)
+    {
+      return ((IStructuredSelection)element).getFirstElement();
+    }
+    return element;
+  }
+
+  /**
+   * @generated
+   */
+  private View getView(Object element)
+  {
+    if (element instanceof View)
+    {
+      return (View)element;
+    }
+    if (element instanceof IAdaptable)
+    {
+      return (View)((IAdaptable)element).getAdapter(View.class);
+    }
+    return null;
+  }
+
+  /**
+   * @generated
+   */
+  private IElementType getElementType(View view)
+  {
+    // For intermediate views climb up the containment hierarchy to find the one associated with an element type.
+    while (view != null)
+    {
+      int vid = AcoreVisualIDRegistry.getVisualID(view);
+      IElementType etype = AcoreElementTypes.getElementType(vid);
+      if (etype != null)
+      {
+        return etype;
+      }
+      view = view.eContainer() instanceof View ? (View)view.eContainer() : null;
+    }
+    return null;
+  }
+
+}