Version: 8.3.0
commands.hxx
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1 // Copyright (C) 2006-2016 CEA/DEN, EDF R&D
2 //
3 // This library is free software; you can redistribute it and/or
4 // modify it under the terms of the GNU Lesser General Public
5 // License as published by the Free Software Foundation; either
6 // version 2.1 of the License, or (at your option) any later version.
7 //
8 // This library is distributed in the hope that it will be useful,
9 // but WITHOUT ANY WARRANTY; without even the implied warranty of
10 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
11 // Lesser General Public License for more details.
12 //
13 // You should have received a copy of the GNU Lesser General Public
14 // License along with this library; if not, write to the Free Software
15 // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
16 //
17 // See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
18 //
19 
20 #ifndef _COMMANDS_HXX_
21 #define _COMMANDS_HXX_
22 
23 #include "HMIExport.hxx"
24 #include <list>
25 #include <string>
26 #include <vector>
27 
28 namespace YACS
29 {
30  namespace ENGINE
31  {
32  class Proc;
33  class Catalog;
34  }
35 
36  namespace HMI
37  {
38  class Command
39  {
40  public:
41  Command();
42  virtual bool execute();
43  virtual bool reverse(bool isNormal=true);
44  virtual bool executeSubOnly();
45  virtual std::string dump();
46  std::string recursiveDump(int level =0);
47  void addSubCommand(Command* command);
48  bool isNormalReverse() { return _normalReverse; };
49  protected:
50  virtual bool localExecute() = 0;
51  virtual bool localReverse() = 0;
52  std::vector<Command*> _subCommands;
53  bool _normalReverse;
54  };
55 
56  class HMI_EXPORT Invocator
57  {
58  friend class Command;
59  public:
60  Invocator();
61  void add(Command* command);
62  bool undo();
63  bool redo();
64  std::list<std::string> getDone();
65  std::list<std::string> getUndone();
66  YACS::ENGINE::Proc *getUndoProc() { return _undoProc; };
67  YACS::ENGINE::Catalog *getUndoCata() { return _undoCata; };
68  bool isSpecialReverse() { return _specialReverse; };
69  static int _ctr;
70 
71  protected:
72  std::vector<Command*> _commandsDone;
73  std::vector<Command*> _commandsUndone;
74  std::vector<Command*> _commandsInProgress;
75  YACS::ENGINE::Proc *_undoProc;
76  YACS::ENGINE::Catalog *_undoCata;
77  bool _isRedo;
78  bool _isUndo;
79  bool _specialReverse;
80  };
81  }
82 }
83 #endif