Added copyright notice; protected from multiple inclusions.

git-svn-id: svn+ssh://svn.gna.org/svn/gnustep/libs/gui/trunk@5444 72102866-910b-0410-8b05-ffd578937521

Headers/gnustep/gui/NSPopUpButtonCell.h

@@ -1,5 +1,36 @@
-#import <AppKit/NSMenuItemCell.h>
-#import <AppKit/NSMenuItem.h>
+/* 
+   NSPopUpButtonCell.h
+
+   Cell for Popup list class
+
+   Copyright (C) 1999 Free Software Foundation, Inc.
+
+   Author:  Michael Hanni <mhanni@sprintmail.com>
+   Date: 1999
+   
+   This file is part of the GNUstep GUI Library.
+
+   This library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Library General Public
+   License as published by the Free Software Foundation; either
+   version 2 of the License, or (at your option) any later version.
+   
+   This library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Library General Public License for more details.
+
+   You should have received a copy of the GNU Library General Public
+   License along with this library; see the file COPYING.LIB.
+   If not, write to the Free Software Foundation,
+   59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+*/ 
+
+#ifndef _GNUstep_H_NSPopUpButtonCell
+#define _GNUstep_H_NSPopUpButtonCell
+
+#include <AppKit/NSMenuItemCell.h>
+#include <AppKit/NSMenuItem.h>
 
 @class NSMenu;
 
@@ -89,7 +120,6 @@ typedef enum {
 - (NSString*) titleOfSelectedItem;
 
 - (void) attachPopUpWithFrame: (NSRect)cellFrame inView: (NSView*)controlView;
-
 - (void) dismissPopUp;
 - (void) performClickWithFrame: (NSRect)frame inView: (NSView*)controlView;
 
@@ -99,4 +129,6 @@ typedef enum {
 @end    
 
 /* Notifications */ 
-extern const NSString*NSPopUpButtonCellWillPopUpNotification;
+extern NSString*NSPopUpButtonCellWillPopUpNotification;
+
+#endif // _GNUstep_H_NSPopUpButtonCell