Disk ARchive  2.5.6
Full featured and portable backup and archiving tool
mem_ui.hpp
Go to the documentation of this file.
1 /*********************************************************************/
2 // dar - disk archive - a backup/restoration program
3 // Copyright (C) 2002-2052 Denis Corbin
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
7 // as published by the Free Software Foundation; either version 2
8 // of the License, or (at your option) any later version.
9 //
10 // This program is distributed in the hope that it will be useful,
11 // but WITHOUT ANY WARRANTY; without even the implied warranty of
12 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 // GNU 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
18 //
19 // to contact the author : http://dar.linux.free.fr/email.html
20 /*********************************************************************/
21 
25 
26 #ifndef MEM_UI_HPP
27 #define MEM_UI_HPP
28 
29 #include "../my_config.h"
30 
31 #include "user_interaction.hpp"
32 
33 namespace libdar
34 {
35 
38 
40 
52 
53  class mem_ui
54  {
55  public:
56 
58 
62  mem_ui(const user_interaction & dialog) { set_ui(dialog); };
63 
67  mem_ui(user_interaction *dialog) { ui = dialog; cloned = false; };
68 
70 
72  mem_ui(const mem_ui & ref) { copy_from(ref); };
73 
75 
78  virtual ~mem_ui() throw(Ebug) { detruire(); };
79 
80 
82 
85  const mem_ui & operator = (const mem_ui & ref) { detruire(); copy_from(ref); return *this; };
86 
87  protected:
89 
92  user_interaction & get_ui() const;
93 
94  private:
95  user_interaction *ui;
96  bool cloned;
97 
98  void detruire();
99  void copy_from(const mem_ui & ref);
100  void set_ui(const user_interaction & dialog);
101  };
102 
104 
105 } // end of namespace
106 
107 
108 #endif
mem_ui(user_interaction *dialog)
Definition: mem_ui.hpp:67
user_interaction & get_ui() const
get access to the user_interaction cloned object
This is a pure virtual class that is used by libdar when interaction with the user is required...
virtual ~mem_ui()
destructor
Definition: mem_ui.hpp:78
defines the interaction between libdar and the user.Three classes are defined
mem_ui(const user_interaction &dialog)
constructor
Definition: mem_ui.hpp:62
exception used to signal a bug. A bug is triggered when reaching some code that should never be reach...
Definition: erreurs.hpp:137
class mem_ui to keep a copy of a user_interaction object
Definition: mem_ui.hpp:53
libdar namespace encapsulate all libdar symbols
Definition: archive.hpp:47
mem_ui(const mem_ui &ref)
the copy constructor
Definition: mem_ui.hpp:72
const mem_ui & operator=(const mem_ui &ref)
assignement operator
Definition: mem_ui.hpp:85