fixst256.h

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// $Id: fixst256.h 1283 2006-06-09 10:45:34Z alex $
/* @@tag:xara-cn@@ DO NOT MODIFY THIS LINE
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               Xara LX, a vector drawing and manipulation program.
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 */


#ifndef INC__FIXSTRING256
#define INC__FIXSTRING256

#include "basestr.h"


/*************************************************************************************
    class String_256 : public StringBase
    
    Author:     Justin_Flude (Xara Group Ltd) <camelotdev@xara.com>
    Created:    12th August 1993    
    Purpose:    Extends its String base class to become fixed-length and atomically
                allocatable, ie. a failed constructor call for this class will never
                leave the object in an illegal state.
*************************************************************************************/

class CCAPI String_256 : public StringBase
{
    static const INT32 FIX_LEN_BUFSIZE;

private:
    void CopyConstruct( const StringBase &other );
    
public:
    String_256(const TCHAR *psz = TEXT(""));
#if 0 != wxUSE_UNICODE
    String_256( PCSTR psz );
#endif
    String_256( const StringBase &other ) { CopyConstruct( other ); }
    String_256( const String_256 &other ) { CopyConstruct( other ); }
    String_256(UINT32 resID, UINT32 hinst = 0);
    String_256(const wxString& wxs);
    virtual ~String_256();

    virtual BOOL Alloc(INT32 nSize);

private:
    TCHAR fixedbuf[FIX_LEN_BUFM(256)];
};




/**************************************************************************************
>   virtual String_256::~String_256()

    Author:     Justin_Flude (Xara Group Ltd) <camelotdev@xara.com>
    Created:    12th August 1993
    Purpose:    Destroys this fixed-length string.
***************************************************************************************/

inline String_256::~String_256()
{
    // If the string is using the fixed-length buffer then make sure the
    // base class doesn't try to delete[] it.
    if (text == fixedbuf) text = 0;
}

#endif  // INC__FIXSTRING256

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