Bug 312397 - Run Configuration Command Line to Clipboard

Change-Id: I23b39a6165a1a50723fd41aaeb5e91e945d7485c
diff --git a/org.eclipse.debug.ui/ui/org/eclipse/debug/internal/ui/launchConfigurations/LaunchConfigurationTabGroupViewer.java b/org.eclipse.debug.ui/ui/org/eclipse/debug/internal/ui/launchConfigurations/LaunchConfigurationTabGroupViewer.java
index f6ced29..3c8104b 100644
--- a/org.eclipse.debug.ui/ui/org/eclipse/debug/internal/ui/launchConfigurations/LaunchConfigurationTabGroupViewer.java
+++ b/org.eclipse.debug.ui/ui/org/eclipse/debug/internal/ui/launchConfigurations/LaunchConfigurationTabGroupViewer.java
@@ -648,6 +648,7 @@
 		boolean isDirty = isDirty();
 		fApplyButton.setEnabled(isDirty && canSave());
 		fRevertButton.setEnabled(isDirty);
+		fShowCommandLineButton.setEnabled(canLaunch());
 	}
 
 	/* (non-Javadoc)