IMP  2.0.0
The Integrative Modeling Platform
SetCheckState.h
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1 /**
2  * \file IMP/base/SetCheckState.h
3  * \brief Checkging and error reporting support.
4  *
5  * Copyright 2007-2013 IMP Inventors. All rights reserved.
6  *
7  */
8 
9 #ifndef IMPBASE_SET_CHECK_STATE_H
10 #define IMPBASE_SET_CHECK_STATE_H
11 
12 #include <IMP/base/base_config.h>
13 #include "enums.h"
14 #include "raii_macros.h"
15 #include "value_macros.h"
16 #include <IMP/base/nullptr.h>
17 
18 IMPBASE_BEGIN_NAMESPACE
19 class Object;
20 
21 //! A class to change and restore check state
22 /**
23  To use, create an instance of this class with the check level you
24  want. When it goes out of scope, it will restore the old level.
25 
26  \note This will not keep objects alive, make sure there is also some
27  other ref-counted pointer to them.
28 
29  \ingroup checking
30  */
31 class IMPBASEEXPORT SetCheckState: public base::RAII
32 {
33  CheckLevel level_;
34  Object* obj_;
35  void do_set(Object *o, CheckLevel l);
36  void do_reset();
37  void do_show(std::ostream &out) const;
38 public:
40  {level_= DEFAULT_CHECK; obj_=nullptr;},
41  {
42  do_set(o, l);
43  },
44  {
45  do_reset();
46  }, do_show(out););
47 
48  //! Construct it with the desired level and target
50  obj_=nullptr;
51  level_= DEFAULT_CHECK;
52  set(l);
53  }
54  void set(CheckLevel l);
55 };
56 
57 
59 
60 IMPBASE_END_NAMESPACE
61 
62 #endif /* IMPBASE_SET_CHECK_STATE_H */