public static boolean isControlModifier(MouseEvent mouseEvent) {
		int modifiers = mouseEvent.getModifiersEx();
		int osSpecificMask = CONTROL_KEY_MODIFIER_MASK;
		return (modifiers & osSpecificMask) == osSpecificMask;
	}
Checks if the mouseEvent has the "control" key down.  On windows, this is actually
the <code>control</code> key.  On Mac, it is the <code>command</code> key.

@param mouseEvent the event to check
@return true if the control key is pressed
Ghidra/Framework/Docking/src/main/java/docking/DockingUtils.java