revealModelElement(): Reduce expansion level to 1

Issue-Ref: 4202
Issue-Url: https://af3-developer.fortiss.org/issues/4202
Issue-Ref: 4162
Issue-Url: https://af3-developer.fortiss.org/issues/4162



Signed-off-by: Simon Barner <barner@fortiss.org>

org.fortiss.tooling.kernel.ui/src/org/fortiss/tooling/kernel/ui/internal/views/.ratings

@@ -6,4 +6,4 @@ ModelElementsViewFX.java 5328de36388e067698e50ea5de487ccf6ea858f4 GREEN
 NavigatorNewMenu.java a35e391960d1dacbe7f77982e53e1891e9382d5a GREEN
 NavigatorTreeContentComparator.java d9f1354cfdff78b104b28887d2397e5ca0e9755b GREEN
 NavigatorTreeContentProvider.java cd8b1bce53b8b4d7e20f413b5bcc726f7169e5f5 GREEN
-NavigatorViewPart.java d0d93194b40a7ecd171d0f4703a784e1fdbe9346 GREEN
+NavigatorViewPart.java 9c75138d765e038cad76d83998f77029aa20014b GREEN

org.fortiss.tooling.kernel.ui/src/org/fortiss/tooling/kernel/ui/internal/views/NavigatorViewPart.java

@@ -267,7 +267,7 @@ public final class NavigatorViewPart extends ViewPart implements ISelectionListe
 			return;
 		}
 		if(!viewer.getExpandedState(element)) {
-			viewer.expandToLevel(element, 2);
+			viewer.expandToLevel(element, 1);
 		}
 		viewer.setSelection(new StructuredSelection(element), true);
 	}