259 lines
10 KiB
C
259 lines
10 KiB
C
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/****************************************************************************
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(c) 2005 by STEMMER IMAGING
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// License: This file is published under the license of the EMVA GenICam Standard Group.
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// A text file describing the legal terms is included in your installation as 'GenICam_license.pdf'.
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// If for some reason you are missing this file please contact the EMVA or visit the website
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// (http://www.genicam.org) for a full copy.
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//
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// THIS SOFTWARE IS PROVIDED BY THE EMVA GENICAM STANDARD GROUP "AS IS"
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// AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
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// THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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// PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE EMVA GENICAM STANDARD GROUP
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// OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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// EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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// PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
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// OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
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// WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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// ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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// POSSIBILITY OF SUCH DAMAGE.
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****************************************************************************/
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/// \file
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/// \brief Portable string implementation
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/// \ingroup Base_PublicUtilities
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#ifndef GENICAM_GCSTRING_H
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#define GENICAM_GCSTRING_H
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#include <new>
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#include <string>
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#include <iostream>
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#include <Base/GCTypes.h>
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#pragma pack(push, 8)
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/**
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\brief Indicates either 'not found' or 'all remaining characters'.
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\ingroup GenApi_Implementation
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*/
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#define GCSTRING_NPOS size_t(-1)
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namespace GENICAM_NAMESPACE
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{
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/**
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\brief A string class which is a clone of std::string
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\ingroup Base_PublicUtilities
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*/
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class GCBASE_API gcstring
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{
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# if defined(_MSC_VER) && !defined(PHARLAP_WIN32)
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public:
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//! Helper class for storing shared-ownership wchar_t *
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class GCBASE_API gcwchar
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{
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public:
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//! Creates a buffer of \a n wchar_ts
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explicit gcwchar( size_t n );
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// copy constructor
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gcwchar( const gcwchar &rhs );
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// assignment operator
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gcwchar & operator = (const gcwchar &rhs);
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//! Gets the c-string.
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const wchar_t * c_str() const;
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//! Gets the length of the buffer.
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size_t length() const;
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//! destructor
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~gcwchar();
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private:
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class impl;
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impl *m_pimpl;
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};
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# endif
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// Ctor / Dtor
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// -------------------------------------------------------------------------
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public:
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gcstring ();
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gcstring ( const char *pc );
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gcstring ( const char *pc, size_t n );
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gcstring ( size_t count, char ch );
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gcstring ( const gcstring &str );
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# if defined(_MSC_VER) && !defined(PHARLAP_WIN32)
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explicit gcstring ( const wchar_t *pBufferUTF16 );
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gcstring ( const wchar_t *pBufferUTF16, size_t n );
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# endif
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virtual ~gcstring ( void );
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// Data access
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// -------------------------------------------------------------------------
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public:
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virtual gcstring & append ( const gcstring &str );
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virtual gcstring & append ( size_t count, char ch );
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virtual gcstring & assign ( const gcstring &str );
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virtual gcstring & assign ( size_t count, char ch );
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virtual gcstring & assign ( const char *pc );
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virtual gcstring & assign ( const char *pc, size_t n );
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# if defined(_MSC_VER) && !defined(PHARLAP_WIN32)
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virtual gcstring & assign ( const wchar_t *pStringUTF16 );
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virtual gcstring & assign ( const wchar_t *pStringUTF16, int n );
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# endif
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virtual int compare ( const gcstring &str ) const;
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# if defined(_MSC_VER) && !defined(PHARLAP_WIN32)
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virtual gcwchar w_str ( void ) const;
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# endif
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virtual const char *c_str ( void ) const;
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virtual bool empty ( void ) const;
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virtual size_t find ( char ch, size_t offset = 0 ) const;
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virtual size_t find ( const gcstring &str, size_t offset = 0 ) const;
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virtual size_t find ( const gcstring &str, size_t offset, size_t count ) const;
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virtual size_t find ( const char* pc, size_t offset = 0) const;
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virtual size_t find ( const char* pc, size_t offset, size_t count ) const;
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virtual size_t length ( void ) const;
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virtual size_t size ( void ) const;
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virtual void resize ( size_t n );
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virtual size_t max_size ( ) const;
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virtual gcstring substr ( size_t offset = 0, size_t count = GCSTRING_NPOS ) const;
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virtual size_t find_first_of ( const gcstring &str, size_t offset = 0 ) const;
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virtual size_t find_first_not_of ( const gcstring &str, size_t offset = 0 ) const;
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static size_t _npos ( void );
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virtual void swap ( gcstring &Right );
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// Operators
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// -------------------------------------------------------------------------
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public:
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bool operator != ( const gcstring &str ) const;
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bool operator != ( const char *pc ) const;
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gcstring & operator += ( const gcstring &str );
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gcstring operator += ( const gcstring &str ) const;
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gcstring & operator += ( const char *pc );
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gcstring & operator += ( char ch );
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gcstring operator += ( char ch ) const;
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gcstring & operator = ( const gcstring &str );
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# if defined(_MSC_VER) && !defined(PHARLAP_WIN32)
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gcstring & operator = ( const wchar_t *pStringUTF16 );
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# endif
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bool operator == ( const gcstring &str ) const;
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bool operator == ( const char *pc ) const;
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bool operator < ( const gcstring &str ) const;
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bool operator > ( const gcstring &str ) const;
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operator const char * ( void ) const;
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void operator delete ( void *pWhere );
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void operator delete ( void *pWhere, void *pNewWhere );
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void * operator new ( size_t uiSize );
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void * operator new ( size_t uiSize, void *pWhere );
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GCBASE_API
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friend gcstring operator + ( const gcstring &left, const gcstring &right );
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GCBASE_API
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friend gcstring operator + ( const gcstring &left, const char *right );
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GCBASE_API
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friend gcstring operator + ( const char *left, const gcstring &right );
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// Member
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// -------------------------------------------------------------------------
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private:
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// redundant pointer to make the possible to see the contents of the string in the debugger
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const char* m_psz;
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// actual std::string object
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uint8_t m_opaqueData[64];
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// Constants
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// -------------------------------------------------------------------------
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public:
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// Beware : this static member prevents delay loading
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// use _npos() instead
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static const size_t npos;
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};
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}
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namespace GENICAM_NAMESPACE
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{
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// this is necessary due to the circular dependency between string/exception
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GCBASE_API void ThrowBadAlloc(const char *source, int line);
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//! STL getline
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//! \ingroup Base_PublicUtilities
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inline std::istream & getline(std::istream& is, GENICAM_NAMESPACE::gcstring& str)
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{
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try
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{
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std::string tmp;
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std::getline(is, tmp);
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str.assign(tmp.c_str(), tmp.size());
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}
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catch(std::bad_alloc &)
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{
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ThrowBadAlloc(__FILE__, __LINE__);
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}
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return is;
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}
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//! STL getline
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//! \ingroup Base_PublicUtilities
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inline std::istream & getline(std::istream& is, GENICAM_NAMESPACE::gcstring& str, char delim)
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{
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try
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{
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std::string tmp;
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std::getline(is, tmp, delim);
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str.assign(tmp.c_str(), tmp.size());
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}
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catch(std::bad_alloc &)
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{
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ThrowBadAlloc(__FILE__, __LINE__);
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}
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return is;
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}
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}
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//! STL operator out
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//! \ingroup Base_PublicUtilities
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inline std::ostream & operator <<(std::ostream &ostr, const GENICAM_NAMESPACE::gcstring &str)
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{
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try
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{
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// use formatted output operator of std::string
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ostr << str.c_str();
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}
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catch(std::bad_alloc &)
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{
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GENICAM_NAMESPACE::ThrowBadAlloc(__FILE__, __LINE__);
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}
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return ostr;
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}
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//! STL operator in
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//! \ingroup Base_PublicUtilities
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inline std::istream & operator >>(std::istream &istr, GENICAM_NAMESPACE::gcstring &str)
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{
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try
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{
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std::string tmp;
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istr >> tmp;
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str.assign(tmp.c_str(), tmp.size());
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}
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catch(std::bad_alloc &)
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{
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GENICAM_NAMESPACE::ThrowBadAlloc(__FILE__, __LINE__);
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}
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return istr;
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}
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#pragma pack(pop)
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#endif // GENICAM_GCSTRING_H
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