Visualization Library 2.1.0

A lightweight C++ OpenGL middleware for 2D/3D graphics

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QtFile.hpp
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31 
32 #ifndef QtFile_INCLUDE_ONCE
33 #define QtFile_INCLUDE_ONCE
34 
35 #include <vlQt5/link_config.hpp>
36 #include <vlCore/VirtualFile.hpp>
37 #include <vlQt5/QtDirectory.hpp>
38 #include <QFile>
39 
40 namespace vl
41 {
42  class QtDirectory;
43 //---------------------------------------------------------------------------
44 // QtFile
45 //---------------------------------------------------------------------------
61  class VLQT5_EXPORT QtFile: public VirtualFile
62  {
63  VL_INSTRUMENT_CLASS(vl::QtFile, VirtualFile)
64 
65  friend class QtDirectory;
66  protected:
67  QtFile(const QtFile& other): VirtualFile(other) {}
68 
69  public:
70  QtFile(const String& path = String());
71 
72  ~QtFile();
73 
75  bool open(const String& path, EOpenMode mode);
76 
77  virtual bool open(EOpenMode mode);
78 
79  virtual bool isOpen() const;
80 
81  virtual void close();
82 
84  virtual long long size() const;
85 
86  virtual bool exists() const;
87 
88  QtFile& operator=(const QtFile& other) { close(); super::operator=(other); return *this; }
89 
90  virtual ref<VirtualFile> clone() const;
91 
92  protected:
93  virtual long long read_Implementation(void* buffer, long long byte_count);
94 
95  virtual long long write_Implementation(const void* buffer, long long byte_count);
96 
97  virtual long long position_Implementation() const;
98 
99  virtual bool seekSet_Implementation(long long offset);
100 
101  protected:
102  QFile mQFile;
103 
104  protected:
105  };
106 
107 }
108 
109 #endif
An abstract class representing a file.
Definition: VirtualFile.hpp:60
The String class implements an advanced UTF16 (Unicode BMP) string manipulation engine.
Definition: String.hpp:62
#define VL_INSTRUMENT_CLASS(ClassName, BaseClass)
Definition: TypeInfo.hpp:122
Visualization Library main namespace.
QtFile & operator=(const QtFile &other)
Definition: QtFile.hpp:88
A VirtualFile that uses Qt&#39;s QFile.
Definition: QtFile.hpp:61
QtFile(const QtFile &other)
Definition: QtFile.hpp:67
The ref<> class is used to reference-count an Object.
Definition: Object.hpp:55