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21 
22 // RegistryException.h: Schnittstelle f�r die Klasse RegistryException.
23 //
24 //////////////////////////////////////////////////////////////////////
25 
26 #ifndef _REGISTRYEXCEPTION_HXX_
27 #define _REGISTRYEXCEPTION_HXX_
28 
29 #include <exception>
30 
31 //#######################################
32 // Base class for all Registry exceptions
33 //#######################################
34 
35 class RegistryException : public std::exception
36 {
37 public:
38 
39 	RegistryException(long ErrorCode);
40 
41 	virtual ~RegistryException() throw();
42 
43 	/**
44 		@descr	Returns a string that describes the error if
45 				available, else NULL will be returned. The
46 				returned string is only temporary so the caller
47 				has to copy it if he needs the string further.
48 	*/
49 	virtual const char* what() const throw();
50 
51 	/**
52 		@descr	Returns the error code.
53 	*/
54 
55 	long GetErrorCode() const;
56 
57 private:
58     long    m_ErrorCode;
59 	void*  m_ErrorMsg;
60 };
61 
62 //#######################################
63 // Thrown when a Registry key is accessed
64 // that is closed
65 //#######################################
66 
67 class RegistryIOException : public RegistryException
68 {
69 public:
70 	RegistryIOException(long ErrorCode);
71 };
72 
73 //#######################################
74 // Thrown when trying to write to a readonly registry key
75 //#######################################
76 
77 class RegistryNoWriteAccessException : public RegistryException
78 {
79 public:
80 	RegistryNoWriteAccessException(long ErrorCode);
81 };
82 
83 //#######################################
84 // Thrown when trying to access an registry key, with improper
85 // access rights
86 //#######################################
87 
88 class RegistryAccessDeniedException : public RegistryException
89 {
90 public:
91 	RegistryAccessDeniedException(long ErrorCode);
92 };
93 
94 //#######################################
95 // A specified registry value could not be read because it is not
96 // available
97 //#######################################
98 
99 class RegistryValueNotFoundException : public RegistryException
100 {
101 public:
102 	RegistryValueNotFoundException(long ErrorCode);
103 };
104 
105 //#######################################
106 // A specified registry key was not found
107 //#######################################
108 
109 class RegistryKeyNotFoundException : public RegistryException
110 {
111 public:
112 	RegistryKeyNotFoundException(long ErrorCode);
113 };
114 
115 //#######################################
116 // A specified registry operation is invalid
117 //#######################################
118 
119 class RegistryInvalidOperationException : public RegistryException
120 {
121 public:
122 	RegistryInvalidOperationException(long ErrorCode);
123 };
124 
125 #endif
126