Fixed single click.
diff --git a/bundles/org.eclipse.ui/Eclipse UI Standard Components/org/eclipse/ui/views/navigator/ResourceNavigator.java b/bundles/org.eclipse.ui/Eclipse UI Standard Components/org/eclipse/ui/views/navigator/ResourceNavigator.java
index 350bae4..b739ca2 100644
--- a/bundles/org.eclipse.ui/Eclipse UI Standard Components/org/eclipse/ui/views/navigator/ResourceNavigator.java
+++ b/bundles/org.eclipse.ui/Eclipse UI Standard Components/org/eclipse/ui/views/navigator/ResourceNavigator.java
@@ -495,9 +495,10 @@
 void handleSelectionActivated(SelectionActivatedEvent event) {

 	IStructuredSelection s = (IStructuredSelection)event.getSelection();

 	Object element = s.getFirstElement();

-	if (element instanceof IFile)

+	if (element instanceof IFile) {

 		openFileAction.selectionChanged(s);

 		openFileAction.run();

+	}

 }

 

 /**