1 // Clipboard access for Nasal
2 //
3 // Copyright (C) 2012  Thomas Geymayer <tomgey@gmail.com>
4 //
5 // This program is free software; you can redistribute it and/or
6 // modify it under the terms of the GNU General Public License as
7 // published by the Free Software Foundation; either version 2 of the
8 // License, or (at your option) any later version.
9 //
10 // This program is distributed in the hope that it will be useful, but
11 // WITHOUT ANY WARRANTY; without even the implied warranty of
12 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
13 // General Public License for more details.
14 //
15 // You should have received a copy of the GNU General Public License
16 // along with this program; if not, write to the Free Software
17 // Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
18 
19 #ifndef NASAL_CLIPOARD_HXX_
20 #define NASAL_CLIPOARD_HXX_
21 
22 #include <simgear/nasal/nasal.h>
23 #include <memory>
24 #include <string>
25 
26 class FGNasalSys;
27 class NasalClipboard
28 {
29   public:
30 
31     enum Type
32     {
33       /// Standard clipboard as supported by nearly all operating systems
34       CLIPBOARD,
35 
36       /// X11 platforms support also a mode called PRIMARY selection which
37       /// contains the current (mouse) selection and can typically be inserted
38       /// via a press on the middle mouse button
39       PRIMARY
40     };
41 
42     typedef std::shared_ptr<NasalClipboard> Ptr;
43 
update()44     virtual void update() {}
45     virtual std::string getText(Type type = CLIPBOARD) = 0;
46     virtual bool setText( const std::string& text,
47                           Type type = CLIPBOARD ) = 0;
48 
49     /**
50      * Sets up the clipboard and puts all the extension functions into a new
51      * "clipboard" namespace.
52      */
53     static void init(FGNasalSys *nasal);
54 
55     /**
56      * Get clipboard platform specific instance
57      */
58     static Ptr getInstance();
59 
60   protected:
61 
62     static Ptr      _clipboard;
63 
64     /**
65      * Implementation supplied by actual platform implementation
66      */
67     static Ptr create();
68 
69     virtual ~NasalClipboard() = 0;
70 };
71 
72 #endif /* NASAL_CLIPOARD_HXX_ */
73