www.pudn.com > RSImageManger.rar > EXCEPT.H

/* 
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| 
|      $Id: except.h,v 1.4 2000/01/17 23:38:07 Ulrich von Zadow Exp $ 
| 
|      Copyright (c) 1996-1998 Ulrich von Zadow 
| 
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*/ 
 
#ifndef INCL_EXCEPT 
#define INCL_EXCEPT 
 
 
// Error codes 
#define ERR_OK              0            // No error 
#define ERR_WRONG_SIGNATURE 1            // Expected file signature 
                                         // not found. 
#define ERR_FORMAT_UNKNOWN  2            // Sanity check failed. 
 
#define ERR_PATH_NOT_FOUND  3            // <-- 
#define ERR_FILE_NOT_FOUND  4            // <-- Problems with the file 
#define ERR_ACCESS_DENIED   5            // <-- system. 
 
#define ERR_FORMAT_NOT_SUPPORTED 6       // Known but unsupported 
                                         // format. 
#define ERR_INTERNAL        7            // Internal error of some sort. 
#define ERR_UNKNOWN_FILE_TYPE    8       // Couldn't recognize the 
                                         // file type. 
#define ERR_DIB_TOO_LARGE   9            // Maximum size for 1 bmp was 
                                         // exceeded. 
#define ERR_NO_MEMORY      10            // Out of memory. 
#define ERR_END_OF_FILE    11            // End of file reached before 
                                         // end of image. 
 
//! An object of this class is thrown by other classes when an error 
//! occurs. It contains an error code and a string describing the 
//! error. The error code is meant to be used internally in the 
//! program; the descriptive string can be output to the user. Error 
//! codes and strings do not correspond 1:1. The strings are more 
//! precise. 
class CTextException : public CPLObject 
{ 
 
public: 
  //! Creates an exception. 
  CTextException 
    ( int Code, 
      const char * pszErr 
    ); 
 
  //! Copy constructor. 
  CTextException 
    ( const CTextException& ex 
    ); 
 
  //! Destroys an exception 
  virtual ~CTextException 
    (); 
 
  //! Returns the code of the error that caused the exception. Valid 
  //! error codes are: 
  //! 
  //! ERR_WRONG_SIGNATURE (1): Expected file signature not found. 
  //! 
  //! ERR_FORMAT_UNKNOWN (2): Unexpected data encountered. This 
  //! probably indicates a corrupt file or an unknown file 
  //! sub-format. 
  //! 
  //! ERR_PATH_NOT_FOUND (3), ERR_FILE_NOT_FOUND (4), 
  //! ERR_ACCESS_DENIED (5): Problems with the file system. 
  //! 
  //! ERR_FORMAT_NOT_SUPPORTED (6): Known but unsupported format. 
  //! 
  //! ERR_INTERNAL (7): Kaputt. Tell me about it. 
  //! 
  //! ERR_UNKNOWN_FILE_TYPE (8): Couldn't recognize the file type. 
  //! 
  //! ERR_DIB_TOO_LARGE (9): Maximum size for 1 bmp was exceeded. 
  //! (See MAX_BITMAP_SIZE above for an explanation). 
  //! 
  //! ERR_NO_MEMORY (10): Out of memory. 
  //! 
  //! ERR_END_OF_FILE (11): End of file reached before end of image. 
  virtual int GetCode 
    () 
    const; 
 
 
  //! This operator allows the exception to be treated as a string 
  //! whenever needed. The string contains the error message. 
  virtual operator const char * 
    () 
    const; 
 
private: 
  int     m_Code; 
  char *  m_pszErr; 
}; 
 
#endif 
/* 
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| 
|      $Log: except.h,v $ 
|      Revision 1.4  2000/01/17 23:38:07  Ulrich von Zadow 
|      MFC removal aftermath. 
| 
| 
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*/