X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/5fec5bb62084ea8241adbc52945d812bf5e659c3..198be845897a79ba350ae7f93db536ddb2eccfb2:/src/common/wfstream.cpp diff --git a/src/common/wfstream.cpp b/src/common/wfstream.cpp index f0b0178083..65e8ceb266 100644 --- a/src/common/wfstream.cpp +++ b/src/common/wfstream.cpp @@ -1,5 +1,5 @@ ///////////////////////////////////////////////////////////////////////////// -// Name: fstream.cpp +// Name: src/common/fstream.cpp // Purpose: "File stream" classes // Author: Julian Smart // Modified by: @@ -9,23 +9,25 @@ // Licence: wxWindows licence ///////////////////////////////////////////////////////////////////////////// -#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA) -#pragma implementation "wfstream.h" -#endif - // For compilers that support precompilation, includes "wx.h". #include "wx/wxprec.h" #ifdef __BORLANDC__ - #pragma hdrstop + #pragma hdrstop #endif -#if wxUSE_STREAMS && wxUSE_FILE +#if wxUSE_STREAMS -#include -#include "wx/stream.h" #include "wx/wfstream.h" +#ifndef WX_PRECOMP + #include "wx/stream.h" +#endif + +#include + +#if wxUSE_FILE + // ---------------------------------------------------------------------------- // wxFileInputStream // ---------------------------------------------------------------------------- @@ -35,6 +37,8 @@ wxFileInputStream::wxFileInputStream(const wxString& fileName) { m_file = new wxFile(fileName, wxFile::read); m_file_destroy = true; + if ( !m_file->IsOpened() ) + m_lasterror = wxSTREAM_READ_ERROR; } wxFileInputStream::wxFileInputStream() @@ -103,6 +107,11 @@ wxFileOffset wxFileInputStream::OnSysTell() const return m_file->Tell(); } +bool wxFileInputStream::IsOk() const +{ + return wxInputStream::IsOk() && m_file->IsOpened(); +} + // ---------------------------------------------------------------------------- // wxFileOutputStream // ---------------------------------------------------------------------------- @@ -113,14 +122,7 @@ wxFileOutputStream::wxFileOutputStream(const wxString& fileName) m_file_destroy = true; if (!m_file->IsOpened()) - { m_lasterror = wxSTREAM_WRITE_ERROR; - } - else - { - if (m_file->Error()) - m_lasterror = wxSTREAM_WRITE_ERROR; - } } wxFileOutputStream::wxFileOutputStream(wxFile& file) @@ -181,6 +183,38 @@ wxFileOffset wxFileOutputStream::GetLength() const return m_file->Length(); } +bool wxFileOutputStream::IsOk() const +{ + return wxOutputStream::IsOk() && m_file->IsOpened(); +} + +// ---------------------------------------------------------------------------- +// wxTempFileOutputStream +// ---------------------------------------------------------------------------- + +wxTempFileOutputStream::wxTempFileOutputStream(const wxString& fileName) +{ + m_file = new wxTempFile(fileName); + + if (!m_file->IsOpened()) + m_lasterror = wxSTREAM_WRITE_ERROR; +} + +wxTempFileOutputStream::~wxTempFileOutputStream() +{ + if (m_file->IsOpened()) + Discard(); + delete m_file; +} + +size_t wxTempFileOutputStream::OnSysWrite(const void *buffer, size_t size) +{ + if (IsOk() && m_file->Write(buffer, size)) + return size; + m_lasterror = wxSTREAM_WRITE_ERROR; + return 0; +} + // ---------------------------------------------------------------------------- // wxFileStream // ---------------------------------------------------------------------------- @@ -191,16 +225,28 @@ wxFileStream::wxFileStream(const wxString& fileName) wxFileOutputStream::m_file = wxFileInputStream::m_file; } +bool wxFileStream::IsOk() const +{ + return wxFileOutputStream::IsOk() && wxFileInputStream::IsOk(); +} + +#endif // wxUSE_FILE + +#if wxUSE_FFILE + // ---------------------------------------------------------------------------- // wxFFileInputStream // ---------------------------------------------------------------------------- wxFFileInputStream::wxFFileInputStream(const wxString& fileName, - const wxChar *mode) + const wxString& mode) : wxInputStream() { m_file = new wxFFile(fileName, mode); m_file_destroy = true; + + if (!m_file->IsOpened()) + m_lasterror = wxSTREAM_WRITE_ERROR; } wxFFileInputStream::wxFFileInputStream() @@ -259,12 +305,17 @@ wxFileOffset wxFFileInputStream::OnSysTell() const return m_file->Tell(); } +bool wxFFileInputStream::IsOk() const +{ + return wxStreamBase::IsOk() && m_file->IsOpened(); +} + // ---------------------------------------------------------------------------- // wxFFileOutputStream // ---------------------------------------------------------------------------- wxFFileOutputStream::wxFFileOutputStream(const wxString& fileName, - const wxChar *mode) + const wxString& mode) { m_file = new wxFFile(fileName, mode); m_file_destroy = true; @@ -340,6 +391,11 @@ wxFileOffset wxFFileOutputStream::GetLength() const return m_file->Length(); } +bool wxFFileOutputStream::IsOk() const +{ + return wxStreamBase::IsOk() && m_file->IsOpened(); +} + // ---------------------------------------------------------------------------- // wxFFileStream // ---------------------------------------------------------------------------- @@ -350,5 +406,11 @@ wxFFileStream::wxFFileStream(const wxString& fileName) wxFFileOutputStream::m_file = wxFFileInputStream::m_file; } -#endif // wxUSE_STREAMS && wxUSE_FILE +bool wxFFileStream::IsOk() const +{ + return wxFFileOutputStream::IsOk() && wxFFileInputStream::IsOk(); +} + +#endif //wxUSE_FFILE +#endif // wxUSE_STREAMS