setup_native/source/win32/customactions/reg4msdoc/registryexception.hxx

   1 // RegistryException.h: Schnittstelle für die Klasse RegistryException.
   2 //
   3 //////////////////////////////////////////////////////////////////////
   4
   5 #ifndef _REGISTRYEXCEPTION_HXX_
   6 #define _REGISTRYEXCEPTION_HXX_
   7
   8 #include <exception>
   9
  10 //#######################################
  11 // Base class for all Registry exceptions
  12 //#######################################
  13
  14 class RegistryException : public std::exception
  15 {
  16 public:
  17
  18     RegistryException(long ErrorCode);
  19
  20     virtual ~RegistryException() throw();
  21
  22     /**
  23         @descr  Returns a string that describes the error if
  24                 available, else NULL will be returned. The
  25                 returned string is only temporary so the caller
  26                 has to copy it if he needs the string further.
  27     */
  28     virtual const char* what() const throw();
  29
  30     /**
  31         @descr  Returns the error code.
  32     */
  33
  34     long GetErrorCode() const;
  35
  36 private:
  37     long    m_ErrorCode;
  38     void*  m_ErrorMsg;
  39 };
  40
  41 //#######################################
  42 // Thrown when a Registry key is accessed
  43 // that is closed
  44 //#######################################
  45
  46 class RegistryIOException : public RegistryException
  47 {
  48 public:
  49     RegistryIOException(long ErrorCode);
  50 };
  51
  52 //#######################################
  53 // Thrown when trying to write to a readonly registry key
  54 //#######################################
  55
  56 class RegistryNoWriteAccessException : public RegistryException
  57 {
  58 public:
  59     RegistryNoWriteAccessException(long ErrorCode);
  60 };
  61
  62 //#######################################
  63 // Thrown when trying to access an registry key, with improper
  64 // access rights
  65 //#######################################
  66
  67 class RegistryAccessDeniedException : public RegistryException
  68 {
  69 public:
  70     RegistryAccessDeniedException(long ErrorCode);
  71 };
  72
  73 //#######################################
  74 // A specified registry value could not be read because it is not
  75 // available
  76 //#######################################
  77
  78 class RegistryValueNotFoundException : public RegistryException
  79 {
  80 public:
  81     RegistryValueNotFoundException(long ErrorCode);
  82 };
  83
  84 //#######################################
  85 // A specified registry key was not found
  86 //#######################################
  87
  88 class RegistryKeyNotFoundException : public RegistryException
  89 {
  90 public:
  91     RegistryKeyNotFoundException(long ErrorCode);
  92 };
  93
  94 //#######################################
  95 // A specified registry operation is invalid
  96 //#######################################
  97
  98 class RegistryInvalidOperationException : public RegistryException
  99 {
 100 public:
 101     RegistryInvalidOperationException(long ErrorCode);
 102 };
 103
 104 #endif