X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/eb4642a989aca1aa6c1291a73d43d1247961a234..312cd9e93d7c0bf201e52297741e8e12a7298fc9:/src/common/wfstream.cpp?ds=sidebyside diff --git a/src/common/wfstream.cpp b/src/common/wfstream.cpp index f9694ca306..b43ddb3fba 100644 --- a/src/common/wfstream.cpp +++ b/src/common/wfstream.cpp @@ -169,6 +169,148 @@ wxFileStream::wxFileStream(const wxString& fileName) { } +// ---------------------------------------------------------------------------- +// wxFFileInputStream +// ---------------------------------------------------------------------------- + +wxFFileInputStream::wxFFileInputStream(const wxString& fileName) + : wxInputStream() +{ + m_file = new wxFFile(fileName, "r"); + m_file_destroy = TRUE; +} + +wxFFileInputStream::wxFFileInputStream() + : wxInputStream() +{ + m_file_destroy = FALSE; + m_file = NULL; +} + +wxFFileInputStream::wxFFileInputStream(wxFFile& file) +{ + m_file = &file; + m_file_destroy = FALSE; +} + +wxFFileInputStream::wxFFileInputStream(FILE *file) +{ + m_file = new wxFFile(file); + m_file_destroy = TRUE; +} + +wxFFileInputStream::~wxFFileInputStream() +{ + if (m_file_destroy) + delete m_file; +} + +size_t wxFFileInputStream::GetSize() const +{ + return m_file->Length(); +} + +size_t wxFFileInputStream::OnSysRead(void *buffer, size_t size) +{ + off_t ret; + + ret = m_file->Read(buffer, size); + + if (m_file->Eof()) + m_lasterror = wxStream_EOF; + if (ret == wxInvalidOffset) { + m_lasterror = wxStream_READ_ERR; + ret = 0; + } + + return ret; +} + +off_t wxFFileInputStream::OnSysSeek(off_t pos, wxSeekMode mode) +{ + return m_file->Seek(pos, mode); +} + +off_t wxFFileInputStream::OnSysTell() const +{ + return m_file->Tell(); +} + +// ---------------------------------------------------------------------------- +// wxFFileOutputStream +// ---------------------------------------------------------------------------- + +wxFFileOutputStream::wxFFileOutputStream(const wxString& fileName) +{ + m_file = new wxFFile(fileName, "w+"); + m_file_destroy = TRUE; +} + +wxFFileOutputStream::wxFFileOutputStream(wxFFile& file) +{ + m_file = &file; + m_file_destroy = FALSE; +} + +wxFFileOutputStream::wxFFileOutputStream() + : wxOutputStream() +{ + m_file_destroy = FALSE; + m_file = NULL; +} + +wxFFileOutputStream::wxFFileOutputStream(FILE *file) +{ + m_file = new wxFFile(file); + m_file_destroy = TRUE; +} + +wxFFileOutputStream::~wxFFileOutputStream() +{ + if (m_file_destroy) { + Sync(); + delete m_file; + } +} + +size_t wxFFileOutputStream::OnSysWrite(const void *buffer, size_t size) +{ + size_t ret = m_file->Write(buffer, size); + if (m_file->Error()) + m_lasterror = wxStream_WRITE_ERR; + else + m_lasterror = wxStream_NOERROR; + return ret; +} + +off_t wxFFileOutputStream::OnSysTell() const +{ + return m_file->Tell(); +} + +off_t wxFFileOutputStream::OnSysSeek(off_t pos, wxSeekMode mode) +{ + return m_file->Seek(pos, mode); +} + +void wxFFileOutputStream::Sync() +{ + wxOutputStream::Sync(); + m_file->Flush(); +} + +size_t wxFFileOutputStream::GetSize() const +{ + return m_file->Length(); +} + +// ---------------------------------------------------------------------------- +// wxFFileStream +// ---------------------------------------------------------------------------- +wxFFileStream::wxFFileStream(const wxString& fileName) + : wxFFileInputStream(fileName), wxFFileOutputStream(*wxFFileInputStream::m_file) +{ +} #endif // wxUSE_STREAMS && wxUSE_FILE