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cleanupTracker.h
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1 //
2 // Copyright 2016 Pixar
3 //
4 // Licensed under the Apache License, Version 2.0 (the "Apache License")
5 // with the following modification; you may not use this file except in
6 // compliance with the Apache License and the following modification to it:
7 // Section 6. Trademarks. is deleted and replaced with:
8 //
9 // 6. Trademarks. This License does not grant permission to use the trade
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11 // and its affiliates, except as required to comply with Section 4(c) of
12 // the License and to reproduce the content of the NOTICE file.
13 //
14 // You may obtain a copy of the Apache License at
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16 // http://www.apache.org/licenses/LICENSE-2.0
17 //
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24 #ifndef SDF_CLEANUP_TRACKER_H
25 #define SDF_CLEANUP_TRACKER_H
26 
28 
29 #include "pxr/pxr.h"
30 #include "pxr/usd/sdf/declareHandles.h"
31 #include "pxr/usd/sdf/spec.h"
32 
33 PXR_NAMESPACE_OPEN_SCOPE
34 
35 SDF_DECLARE_HANDLES(SdfSpec);
36 
37 #include <vector>
38 
46 class Sdf_CleanupTracker : public TfWeakBase
47 {
48 public:
49 
51  static Sdf_CleanupTracker &GetInstance();
52 
55  void AddSpecIfTracking(SdfSpecHandle const &spec);
56 
58  void CleanupSpecs();
59 
60 private:
61 
62  Sdf_CleanupTracker();
63  ~Sdf_CleanupTracker();
64 
65  std::vector<SdfSpecHandle> _specs;
66 
67  friend class TfSingleton<Sdf_CleanupTracker>;
68 };
69 
70 PXR_NAMESPACE_CLOSE_SCOPE
71 
72 #endif // SDF_CLEANUP_TRACKER_H
Manage a single instance of an object (see.
Definition: singleton.h:122
Base class for all Sdf spec classes.
Definition: spec.h:51
Enable a concrete base class for use with TfWeakPtr.
Definition: weakBase.h:142