X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/dc65c743e5f60970e26b26c4ffee2baca5a42585..c13d6ac1ea199d1e3908d40d129e2fd5a4d82df7:/src/common/wfstream.cpp diff --git a/src/common/wfstream.cpp b/src/common/wfstream.cpp index 5bc7cf1ce2..1eca40cd08 100644 --- a/src/common/wfstream.cpp +++ b/src/common/wfstream.cpp @@ -1,5 +1,5 @@ ///////////////////////////////////////////////////////////////////////////// -// Name: src/common/fstream.cpp +// Name: src/common/wfstream.cpp // Purpose: "File stream" classes // Author: Julian Smart // Modified by: @@ -107,9 +107,9 @@ wxFileOffset wxFileInputStream::OnSysTell() const return m_file->Tell(); } -bool wxFileInputStream::IsOk() const -{ - return (wxStreamBase::IsOk() && m_file->IsOpened()); +bool wxFileInputStream::IsOk() const +{ + return wxInputStream::IsOk() && m_file->IsOpened(); } // ---------------------------------------------------------------------------- @@ -183,9 +183,9 @@ wxFileOffset wxFileOutputStream::GetLength() const return m_file->Length(); } -bool wxFileOutputStream::IsOk() const -{ - return (wxStreamBase::IsOk() && m_file->IsOpened()); +bool wxFileOutputStream::IsOk() const +{ + return wxOutputStream::IsOk() && m_file->IsOpened(); } // ---------------------------------------------------------------------------- @@ -220,12 +220,24 @@ size_t wxTempFileOutputStream::OnSysWrite(const void *buffer, size_t size) // ---------------------------------------------------------------------------- wxFileStream::wxFileStream(const wxString& fileName) - : wxFileInputStream(fileName) + : wxFileInputStream(), + wxFileOutputStream() { - wxFileOutputStream::m_file = wxFileInputStream::m_file; + wxFileOutputStream::m_file = + wxFileInputStream::m_file = new wxFile(fileName, wxFile::read_write); + + // this is a bit ugly as streams are symmetric but we still have to delete + // the file we created above exactly once so we decide to (arbitrarily) do + // it in wxFileInputStream + wxFileInputStream::m_file_destroy = true; } -#endif //wxUSE_FILE +bool wxFileStream::IsOk() const +{ + return wxFileOutputStream::IsOk() && wxFileInputStream::IsOk(); +} + +#endif // wxUSE_FILE #if wxUSE_FFILE @@ -300,9 +312,9 @@ wxFileOffset wxFFileInputStream::OnSysTell() const return m_file->Tell(); } -bool wxFFileInputStream::IsOk() const -{ - return (wxStreamBase::IsOk() && m_file->IsOpened()); +bool wxFFileInputStream::IsOk() const +{ + return wxStreamBase::IsOk() && m_file->IsOpened(); } // ---------------------------------------------------------------------------- @@ -386,19 +398,32 @@ wxFileOffset wxFFileOutputStream::GetLength() const return m_file->Length(); } -bool wxFFileOutputStream::IsOk() const -{ - return (wxStreamBase::IsOk() && m_file->IsOpened()); +bool wxFFileOutputStream::IsOk() const +{ + return wxStreamBase::IsOk() && m_file->IsOpened(); } // ---------------------------------------------------------------------------- // wxFFileStream // ---------------------------------------------------------------------------- -wxFFileStream::wxFFileStream(const wxString& fileName) - : wxFFileInputStream(fileName) +wxFFileStream::wxFFileStream(const wxString& fileName, const wxString& mode) + : wxFFileInputStream(), + wxFFileOutputStream() +{ + wxASSERT_MSG( mode.find_first_of('+') != wxString::npos, + "must be opened in read-write mode for this class to work" ); + + wxFFileOutputStream::m_file = + wxFFileInputStream::m_file = new wxFFile(fileName, mode); + + // see comment in wxFileStream ctor + wxFFileInputStream::m_file_destroy = true; +} + +bool wxFFileStream::IsOk() const { - wxFFileOutputStream::m_file = wxFFileInputStream::m_file; + return wxFFileOutputStream::IsOk() && wxFFileInputStream::IsOk(); } #endif //wxUSE_FFILE