X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/8650108199bf799f21e29811cddaefd579c98c88..cc4d5638c66a409e421420ed7110917755a66788:/src/common/fileconf.cpp diff --git a/src/common/fileconf.cpp b/src/common/fileconf.cpp index bc153a0a9f..e626c3c0cc 100644 --- a/src/common/fileconf.cpp +++ b/src/common/fileconf.cpp @@ -4,8 +4,7 @@ // Author: Vadim Zeitlin // Modified by: // Created: 07.04.98 (adapted from appconf.cpp) -// RCS-ID: $Id$ -// Copyright: (c) 1997 Karsten Ballüder & Vadim Zeitlin +// Copyright: (c) 1997 Karsten Ballueder & Vadim Zeitlin // Ballueder@usa.net // Licence: wxWindows licence /////////////////////////////////////////////////////////////////////////////// @@ -42,13 +41,11 @@ #include "wx/fileconf.h" #include "wx/filefn.h" -#include "wx/stdpaths.h" +#include "wx/base64.h" -#if defined(__WXMAC__) - #include "wx/mac/private.h" // includes mac headers -#endif +#include "wx/stdpaths.h" -#if defined(__WXMSW__) +#if defined(__WINDOWS__) #include "wx/msw/private.h" #endif //windows.h #if defined(__WXPM__) @@ -59,11 +56,6 @@ #include #include -// ---------------------------------------------------------------------------- -// macros -// ---------------------------------------------------------------------------- -#define CONST_CAST ((wxFileConfig *)this)-> - // ---------------------------------------------------------------------------- // constants // ---------------------------------------------------------------------------- @@ -72,7 +64,7 @@ #define MAX_PATH 512 #endif -#define FILECONF_TRACE_MASK _T("fileconf") +#define FILECONF_TRACE_MASK wxT("fileconf") // ---------------------------------------------------------------------------- // global functions declarations @@ -139,7 +131,7 @@ private: wxFileConfigLineList *m_pNext, // next node *m_pPrev; // previous one - DECLARE_NO_COPY_CLASS(wxFileConfigLineList) + wxDECLARE_NO_COPY_CLASS(wxFileConfigLineList); }; // ---------------------------------------------------------------------------- @@ -153,7 +145,7 @@ private: wxString m_strName, // entry name m_strValue; // value - bool m_bImmutable:1, // can be overriden locally? + bool m_bImmutable:1, // can be overridden locally? m_bHasValue:1; // set after first call to SetValue() int m_nLine; // used if m_pLine == NULL only @@ -180,7 +172,7 @@ public: void SetValue(const wxString& strValue, bool bUser = true); void SetLine(wxFileConfigLineList *pLine); - DECLARE_NO_COPY_CLASS(wxFileConfigEntry) + wxDECLARE_NO_COPY_CLASS(wxFileConfigEntry); }; // ---------------------------------------------------------------------------- @@ -243,6 +235,7 @@ public: // get the last line belonging to an entry/subgroup of this group wxFileConfigLineList *GetGroupLine(); // line which contains [group] + // may be NULL for "/" only wxFileConfigLineList *GetLastEntryLine(); // after which our subgroups start wxFileConfigLineList *GetLastGroupLine(); // after which the next group starts @@ -251,7 +244,7 @@ public: void SetLastGroup(wxFileConfigGroup *pGroup) { m_pLastGroup = pGroup; } - DECLARE_NO_COPY_CLASS(wxFileConfigGroup) + wxDECLARE_NO_COPY_CLASS(wxFileConfigGroup); }; // ============================================================================ @@ -275,9 +268,9 @@ static void AddConfFileExtIfNeeded(wxFileName& fn) #if defined( __WXMAC__ ) fn.SetName(fn.GetName() + wxT(" Preferences")); #elif defined( __UNIX__ ) - fn.SetExt(wxT(".conf")); + fn.SetExt(wxT("conf")); #else // Windows - fn.SetExt(wxT(".ini")); + fn.SetExt(wxT("ini")); #endif // UNIX/Win } } @@ -312,7 +305,7 @@ wxFileName wxFileConfig::GetLocalFile(const wxString& szFile, int style) { wxFileName fn(GetLocalDir(style), szFile); -#ifdef __UNIX__ +#if defined( __UNIX__ ) && !defined( __WXMAC__ ) if ( !(style & wxCONFIG_USE_SUBDIR) ) { // dot-files under Unix start with, well, a dot (but OTOH they usually @@ -320,7 +313,7 @@ wxFileName wxFileConfig::GetLocalFile(const wxString& szFile, int style) fn.SetName(wxT('.') + fn.GetName()); } else // we do append ".conf" extension to config files in subdirectories -#endif // __UNIX__ +#endif // defined( __UNIX__ ) && !defined( __WXMAC__ ) { AddConfFileExtIfNeeded(fn); } @@ -370,7 +363,16 @@ void wxFileConfig::Init() } else { - wxLogWarning(_("can't open user configuration file '%s'."), m_fnLocalFile.GetFullPath().c_str() ); + const wxString path = m_fnLocalFile.GetFullPath(); + wxLogWarning(_("can't open user configuration file '%s'."), + path.c_str()); + + if ( m_fnLocalFile.FileExists() ) + { + wxLogWarning(_("Changes won't be saved to avoid overwriting the existing file \"%s\""), + path.c_str()); + m_fnLocalFile.Clear(); + } } } @@ -435,73 +437,66 @@ wxFileConfig::wxFileConfig(wxInputStream &inStream, const wxMBConv& conv) m_linesTail = NULL; // read the entire stream contents in memory - wxString str; - { - static const size_t chunkLen = 1024; + wxWxCharBuffer cbuf; + static const size_t chunkLen = 1024; - wxMemoryBuffer buf(chunkLen); - do - { - inStream.Read(buf.GetAppendBuf(chunkLen), chunkLen); - buf.UngetAppendBuf(inStream.LastRead()); + wxMemoryBuffer buf(chunkLen); + do + { + inStream.Read(buf.GetAppendBuf(chunkLen), chunkLen); + buf.UngetAppendBuf(inStream.LastRead()); - const wxStreamError err = inStream.GetLastError(); + const wxStreamError err = inStream.GetLastError(); - if ( err != wxSTREAM_NO_ERROR && err != wxSTREAM_EOF ) - { - wxLogError(_("Error reading config options.")); - break; - } + if ( err != wxSTREAM_NO_ERROR && err != wxSTREAM_EOF ) + { + wxLogError(_("Error reading config options.")); + break; } - while ( !inStream.Eof() ); + } + while ( !inStream.Eof() ); #if wxUSE_UNICODE - size_t len; - str = conv.cMB2WC((char *)buf.GetData(), buf.GetDataLen(), &len); - if ( !len && buf.GetDataLen() ) - { - wxLogError(_("Failed to read config options.")); - } + size_t len; + cbuf = conv.cMB2WC((char *)buf.GetData(), buf.GetDataLen() + 1, &len); + if ( !len && buf.GetDataLen() ) + { + wxLogError(_("Failed to read config options.")); + } #else // !wxUSE_UNICODE - // no need for conversion - str.assign((char *)buf.GetData(), buf.GetDataLen()); + // no need for conversion + cbuf = wxCharBuffer::CreateNonOwned((char *)buf.GetData(), buf.GetDataLen()); #endif // wxUSE_UNICODE/!wxUSE_UNICODE - } - - - // translate everything to the current (platform-dependent) line - // termination character - str = wxTextBuffer::Translate(str); - wxMemoryText memText; - - // Now we can add the text to the memory text. To do this we extract line - // by line from the translated string, until we've reached the end. - // - // VZ: all this is horribly inefficient, we should do the translation on - // the fly in one pass saving both memory and time (TODO) - - const wxChar *pEOL = wxTextBuffer::GetEOL(wxTextBuffer::typeDefault); - const size_t EOLLen = wxStrlen(pEOL); - - int posLineStart = str.Find(pEOL); - while ( posLineStart != -1 ) + // parse the input contents if there is anything to parse + if ( cbuf ) { - wxString line(str.Left(posLineStart)); + // now break it into lines + wxMemoryText memText; + for ( const wxChar *s = cbuf; ; ++s ) + { + const wxChar *e = s; + while ( *e != '\0' && *e != '\n' && *e != '\r' ) + ++e; - memText.AddLine(line); + // notice that we throw away the original EOL kind here, maybe we + // should preserve it? + if ( e != s ) + memText.AddLine(wxString(s, e)); - str = str.Mid(posLineStart + EOLLen); + if ( *e == '\0' ) + break; - posLineStart = str.Find(pEOL); - } + // skip the second EOL byte if it's a DOS one + if ( *e == '\r' && e[1] == '\n' ) + ++e; - // also add whatever we have left in the translated string. - if ( !str.empty() ) - memText.AddLine(str); + s = e; + } - // Finally we can parse it all. - Parse(memText, true /* local */); + // Finally we can parse it all. + Parse(memText, true /* local */); + } SetRootPath(); ResetDirty(); @@ -549,16 +544,8 @@ void wxFileConfig::Parse(const wxTextBuffer& buffer, bool bLocal) // add the line to linked list if ( bLocal ) - { LineListAppend(strLine); - // let the root group have its start line as well - if ( !n ) - { - m_pCurrentGroup->SetLine(m_linesTail); - } - } - // skip leading spaces for ( pStart = buf; wxIsspace(*pStart); pStart++ ) @@ -673,7 +660,7 @@ void wxFileConfig::Parse(const wxTextBuffer& buffer, bool bLocal) // which is exactly what we want. else if ( !bLocal || pEntry->IsLocal() ) { wxLogWarning(_("file '%s', line %d: key '%s' was first found at line %d."), - buffer.GetName(), n + 1, strKey.c_str(), pEntry->Line()); + buffer.GetName(), (int)n + 1, strKey.c_str(), pEntry->Line()); } } @@ -756,6 +743,11 @@ void wxFileConfig::SetPath(const wxString& strPath) DoSetPath(strPath, true /* create missing path components */); } +const wxString& wxFileConfig::GetPath() const +{ + return m_strPath; +} + // ---------------------------------------------------------------------------- // enumeration // ---------------------------------------------------------------------------- @@ -796,12 +788,14 @@ size_t wxFileConfig::GetNumberOfEntries(bool bRecursive) const { size_t n = m_pCurrentGroup->Entries().GetCount(); if ( bRecursive ) { + wxFileConfig * const self = const_cast(this); + wxFileConfigGroup *pOldCurrentGroup = m_pCurrentGroup; size_t nSubgroups = m_pCurrentGroup->Groups().GetCount(); for ( size_t nGroup = 0; nGroup < nSubgroups; nGroup++ ) { - CONST_CAST m_pCurrentGroup = m_pCurrentGroup->Groups()[nGroup]; + self->m_pCurrentGroup = m_pCurrentGroup->Groups()[nGroup]; n += GetNumberOfEntries(true); - CONST_CAST m_pCurrentGroup = pOldCurrentGroup; + self->m_pCurrentGroup = pOldCurrentGroup; } } @@ -812,12 +806,14 @@ size_t wxFileConfig::GetNumberOfGroups(bool bRecursive) const { size_t n = m_pCurrentGroup->Groups().GetCount(); if ( bRecursive ) { + wxFileConfig * const self = const_cast(this); + wxFileConfigGroup *pOldCurrentGroup = m_pCurrentGroup; size_t nSubgroups = m_pCurrentGroup->Groups().GetCount(); for ( size_t nGroup = 0; nGroup < nSubgroups; nGroup++ ) { - CONST_CAST m_pCurrentGroup = m_pCurrentGroup->Groups()[nGroup]; + self->m_pCurrentGroup = m_pCurrentGroup->Groups()[nGroup]; n += GetNumberOfGroups(true); - CONST_CAST m_pCurrentGroup = pOldCurrentGroup; + self->m_pCurrentGroup = pOldCurrentGroup; } } @@ -837,7 +833,7 @@ bool wxFileConfig::HasGroup(const wxString& strName) const const wxString pathOld = GetPath(); - wxFileConfig *self = wx_const_cast(wxFileConfig *, this); + wxFileConfig *self = const_cast(this); const bool rc = self->DoSetPath(strName, false /* don't create missing components */); @@ -860,7 +856,7 @@ bool wxFileConfig::HasEntry(const wxString& entry) const // change to the path of the entry if necessary and remember the old path // to restore it later wxString pathOld; - wxFileConfig * const self = wx_const_cast(wxFileConfig *, this); + wxFileConfig * const self = const_cast(this); if ( !path.empty() ) { pathOld = GetPath(); @@ -916,13 +912,29 @@ bool wxFileConfig::DoReadLong(const wxString& key, long *pl) const return str.ToLong(pl); } +#if wxUSE_BASE64 + +bool wxFileConfig::DoReadBinary(const wxString& key, wxMemoryBuffer* buf) const +{ + wxCHECK_MSG( buf, false, wxT("NULL buffer") ); + + wxString str; + if ( !Read(key, &str) ) + return false; + + *buf = wxBase64Decode(str); + return true; +} + +#endif // wxUSE_BASE64 + bool wxFileConfig::DoWriteString(const wxString& key, const wxString& szValue) { wxConfigPathChanger path(this, key); wxString strName = path.Name(); wxLogTrace( FILECONF_TRACE_MASK, - _T(" Writing String '%s' = '%s' to Group '%s'"), + wxT(" Writing String '%s' = '%s' to Group '%s'"), strName.c_str(), szValue.c_str(), GetPath().c_str() ); @@ -936,13 +948,13 @@ bool wxFileConfig::DoWriteString(const wxString& key, const wxString& szValue) // ... except if it's empty in which case it's a way to force it's creation wxLogTrace( FILECONF_TRACE_MASK, - _T(" Creating group %s"), + wxT(" Creating group %s"), m_pCurrentGroup->Name().c_str() ); SetDirty(); - // this will add a line for this group if it didn't have it before - + // this will add a line for this group if it didn't have it before (or + // do nothing for the root but it's ok as it always exists anyhow) (void)m_pCurrentGroup->GetGroupLine(); } else @@ -960,13 +972,13 @@ bool wxFileConfig::DoWriteString(const wxString& key, const wxString& szValue) if ( pEntry == 0 ) { wxLogTrace( FILECONF_TRACE_MASK, - _T(" Adding Entry %s"), + wxT(" Adding Entry %s"), strName.c_str() ); pEntry = m_pCurrentGroup->AddEntry(strName); } wxLogTrace( FILECONF_TRACE_MASK, - _T(" Setting value %s"), + wxT(" Setting value %s"), szValue.c_str() ); pEntry->SetValue(szValue); @@ -978,9 +990,18 @@ bool wxFileConfig::DoWriteString(const wxString& key, const wxString& szValue) bool wxFileConfig::DoWriteLong(const wxString& key, long lValue) { - return Write(key, wxString::Format(_T("%ld"), lValue)); + return Write(key, wxString::Format(wxT("%ld"), lValue)); } +#if wxUSE_BASE64 + +bool wxFileConfig::DoWriteBinary(const wxString& key, const wxMemoryBuffer& buf) +{ + return Write(key, wxBase64Encode(buf)); +} + +#endif // wxUSE_BASE64 + bool wxFileConfig::Flush(bool /* bCurrentOnly */) { if ( !IsDirty() || !m_fnLocalFile.GetFullPath() ) @@ -1020,7 +1041,7 @@ bool wxFileConfig::Flush(bool /* bCurrentOnly */) ResetDirty(); -#if defined(__WXMAC__) +#if defined( __WXOSX_MAC__ ) && wxOSX_USE_CARBON m_fnLocalFile.MacSetTypeAndCreator('TEXT', 'ttxt'); #endif // __WXMAC__ @@ -1061,7 +1082,7 @@ bool wxFileConfig::RenameEntry(const wxString& oldName, const wxString& newName) { wxASSERT_MSG( oldName.find(wxCONFIG_PATH_SEPARATOR) == wxString::npos, - _T("RenameEntry(): paths are not supported") ); + wxT("RenameEntry(): paths are not supported") ); // check that the entry exists wxFileConfigEntry *oldEntry = m_pCurrentGroup->FindEntry(oldName); @@ -1172,14 +1193,14 @@ bool wxFileConfig::DeleteAll() wxFileConfigLineList *wxFileConfig::LineListAppend(const wxString& str) { wxLogTrace( FILECONF_TRACE_MASK, - _T(" ** Adding Line '%s'"), + wxT(" ** Adding Line '%s'"), str.c_str() ); wxLogTrace( FILECONF_TRACE_MASK, - _T(" head: %s"), + wxT(" head: %s"), ((m_linesHead) ? (const wxChar*)m_linesHead->Text().c_str() : wxEmptyString) ); wxLogTrace( FILECONF_TRACE_MASK, - _T(" tail: %s"), + wxT(" tail: %s"), ((m_linesTail) ? (const wxChar*)m_linesTail->Text().c_str() : wxEmptyString) ); @@ -1200,11 +1221,11 @@ wxFileConfigLineList *wxFileConfig::LineListAppend(const wxString& str) m_linesTail = pLine; wxLogTrace( FILECONF_TRACE_MASK, - _T(" head: %s"), + wxT(" head: %s"), ((m_linesHead) ? (const wxChar*)m_linesHead->Text().c_str() : wxEmptyString) ); wxLogTrace( FILECONF_TRACE_MASK, - _T(" tail: %s"), + wxT(" tail: %s"), ((m_linesTail) ? (const wxChar*)m_linesTail->Text().c_str() : wxEmptyString) ); @@ -1216,16 +1237,16 @@ wxFileConfigLineList *wxFileConfig::LineListInsert(const wxString& str, wxFileConfigLineList *pLine) { wxLogTrace( FILECONF_TRACE_MASK, - _T(" ** Inserting Line '%s' after '%s'"), + wxT(" ** Inserting Line '%s' after '%s'"), str.c_str(), ((pLine) ? (const wxChar*)pLine->Text().c_str() : wxEmptyString) ); wxLogTrace( FILECONF_TRACE_MASK, - _T(" head: %s"), + wxT(" head: %s"), ((m_linesHead) ? (const wxChar*)m_linesHead->Text().c_str() : wxEmptyString) ); wxLogTrace( FILECONF_TRACE_MASK, - _T(" tail: %s"), + wxT(" tail: %s"), ((m_linesTail) ? (const wxChar*)m_linesTail->Text().c_str() : wxEmptyString) ); @@ -1251,11 +1272,11 @@ wxFileConfigLineList *wxFileConfig::LineListInsert(const wxString& str, } wxLogTrace( FILECONF_TRACE_MASK, - _T(" head: %s"), + wxT(" head: %s"), ((m_linesHead) ? (const wxChar*)m_linesHead->Text().c_str() : wxEmptyString) ); wxLogTrace( FILECONF_TRACE_MASK, - _T(" tail: %s"), + wxT(" tail: %s"), ((m_linesTail) ? (const wxChar*)m_linesTail->Text().c_str() : wxEmptyString) ); @@ -1265,14 +1286,14 @@ wxFileConfigLineList *wxFileConfig::LineListInsert(const wxString& str, void wxFileConfig::LineListRemove(wxFileConfigLineList *pLine) { wxLogTrace( FILECONF_TRACE_MASK, - _T(" ** Removing Line '%s'"), + wxT(" ** Removing Line '%s'"), pLine->Text().c_str() ); wxLogTrace( FILECONF_TRACE_MASK, - _T(" head: %s"), + wxT(" head: %s"), ((m_linesHead) ? (const wxChar*)m_linesHead->Text().c_str() : wxEmptyString) ); wxLogTrace( FILECONF_TRACE_MASK, - _T(" tail: %s"), + wxT(" tail: %s"), ((m_linesTail) ? (const wxChar*)m_linesTail->Text().c_str() : wxEmptyString) ); @@ -1293,15 +1314,12 @@ void wxFileConfig::LineListRemove(wxFileConfigLineList *pLine) else pNext->SetPrev(pPrev); - if ( m_pRootGroup->GetGroupLine() == pLine ) - m_pRootGroup->SetLine(m_linesHead); - wxLogTrace( FILECONF_TRACE_MASK, - _T(" head: %s"), + wxT(" head: %s"), ((m_linesHead) ? (const wxChar*)m_linesHead->Text().c_str() : wxEmptyString) ); wxLogTrace( FILECONF_TRACE_MASK, - _T(" tail: %s"), + wxT(" tail: %s"), ((m_linesTail) ? (const wxChar*)m_linesTail->Text().c_str() : wxEmptyString) ); @@ -1360,7 +1378,7 @@ void wxFileConfigGroup::SetLine(wxFileConfigLineList *pLine) // for a normal (i.e. not root) group this method shouldn't be called twice // unless we are resetting the line wxASSERT_MSG( !m_pParent || !m_pLine || !pLine, - _T("changing line for a non-root group?") ); + wxT("changing line for a non-root group?") ); m_pLine = pLine; } @@ -1402,13 +1420,13 @@ void wxFileConfigGroup::SetLine(wxFileConfigLineList *pLine) wxFileConfigLineList *wxFileConfigGroup::GetGroupLine() { wxLogTrace( FILECONF_TRACE_MASK, - _T(" GetGroupLine() for Group '%s'"), + wxT(" GetGroupLine() for Group '%s'"), Name().c_str() ); if ( !m_pLine ) { wxLogTrace( FILECONF_TRACE_MASK, - _T(" Getting Line item pointer") ); + wxT(" Getting Line item pointer") ); wxFileConfigGroup *pParent = Parent(); @@ -1416,7 +1434,7 @@ wxFileConfigLineList *wxFileConfigGroup::GetGroupLine() if ( pParent ) { wxLogTrace( FILECONF_TRACE_MASK, - _T(" checking parent '%s'"), + wxT(" checking parent '%s'"), pParent->Name().c_str() ); wxString strFullName; @@ -1447,7 +1465,7 @@ wxFileConfigLineList *wxFileConfigGroup::GetLastGroupLine() { wxFileConfigLineList *pLine = m_pLastGroup->GetLastGroupLine(); - wxASSERT_MSG( pLine, _T("last group must have !NULL associated line") ); + wxASSERT_MSG( pLine, wxT("last group must have !NULL associated line") ); return pLine; } @@ -1462,14 +1480,14 @@ wxFileConfigLineList *wxFileConfigGroup::GetLastGroupLine() wxFileConfigLineList *wxFileConfigGroup::GetLastEntryLine() { wxLogTrace( FILECONF_TRACE_MASK, - _T(" GetLastEntryLine() for Group '%s'"), + wxT(" GetLastEntryLine() for Group '%s'"), Name().c_str() ); if ( m_pLastEntry ) { wxFileConfigLineList *pLine = m_pLastEntry->GetLine(); - wxASSERT_MSG( pLine, _T("last entry must have !NULL associated line") ); + wxASSERT_MSG( pLine, wxT("last entry must have !NULL associated line") ); return pLine; } @@ -1487,7 +1505,7 @@ void wxFileConfigGroup::SetLastEntry(wxFileConfigEntry *pEntry) // the only situation in which a group without its own line can have // an entry is when the first entry is added to the initially empty // root pseudo-group - wxASSERT_MSG( !m_pParent, _T("unexpected for non root group") ); + wxASSERT_MSG( !m_pParent, wxT("unexpected for non root group") ); // let the group know that it does have a line in the file now m_pLine = pEntry->GetLine(); @@ -1502,10 +1520,10 @@ void wxFileConfigGroup::UpdateGroupAndSubgroupsLines() { // update the line of this group wxFileConfigLineList *line = GetGroupLine(); - wxCHECK_RET( line, _T("a non root group must have a corresponding line!") ); + wxCHECK_RET( line, wxT("a non root group must have a corresponding line!") ); // +1: skip the leading '/' - line->SetText(wxString::Format(_T("[%s]"), GetFullName().c_str() + 1)); + line->SetText(wxString::Format(wxT("[%s]"), GetFullName().c_str() + 1)); // also update all subgroups as they have this groups name in their lines @@ -1518,7 +1536,7 @@ void wxFileConfigGroup::UpdateGroupAndSubgroupsLines() void wxFileConfigGroup::Rename(const wxString& newName) { - wxCHECK_RET( m_pParent, _T("the root group can't be renamed") ); + wxCHECK_RET( m_pParent, wxT("the root group can't be renamed") ); if ( newName == m_strName ) return; @@ -1657,20 +1675,20 @@ bool wxFileConfigGroup::DeleteSubgroupByName(const wxString& name) // other data structures. bool wxFileConfigGroup::DeleteSubgroup(wxFileConfigGroup *pGroup) { - wxCHECK_MSG( pGroup, false, _T("deleting non existing group?") ); + wxCHECK_MSG( pGroup, false, wxT("deleting non existing group?") ); wxLogTrace( FILECONF_TRACE_MASK, - _T("Deleting group '%s' from '%s'"), + wxT("Deleting group '%s' from '%s'"), pGroup->Name().c_str(), Name().c_str() ); wxLogTrace( FILECONF_TRACE_MASK, - _T(" (m_pLine) = prev: %p, this %p, next %p"), - m_pLine ? wx_static_cast(void*, m_pLine->Prev()) : 0, - wx_static_cast(void*, m_pLine), - m_pLine ? wx_static_cast(void*, m_pLine->Next()) : 0 ); + wxT(" (m_pLine) = prev: %p, this %p, next %p"), + m_pLine ? static_cast(m_pLine->Prev()) : 0, + static_cast(m_pLine), + m_pLine ? static_cast(m_pLine->Next()) : 0 ); wxLogTrace( FILECONF_TRACE_MASK, - _T(" text: '%s'"), + wxT(" text: '%s'"), m_pLine ? (const wxChar*)m_pLine->Text().c_str() : wxEmptyString ); @@ -1678,7 +1696,7 @@ bool wxFileConfigGroup::DeleteSubgroup(wxFileConfigGroup *pGroup) size_t nCount = pGroup->m_aEntries.GetCount(); wxLogTrace(FILECONF_TRACE_MASK, - _T("Removing %lu entries"), (unsigned long)nCount ); + wxT("Removing %lu entries"), (unsigned long)nCount ); for ( size_t nEntry = 0; nEntry < nCount; nEntry++ ) { @@ -1687,7 +1705,7 @@ bool wxFileConfigGroup::DeleteSubgroup(wxFileConfigGroup *pGroup) if ( pLine ) { wxLogTrace( FILECONF_TRACE_MASK, - _T(" '%s'"), + wxT(" '%s'"), pLine->Text().c_str() ); m_pConfig->LineListRemove(pLine); } @@ -1697,7 +1715,7 @@ bool wxFileConfigGroup::DeleteSubgroup(wxFileConfigGroup *pGroup) nCount = pGroup->m_aSubgroups.GetCount(); wxLogTrace( FILECONF_TRACE_MASK, - _T("Removing %lu subgroups"), (unsigned long)nCount ); + wxT("Removing %lu subgroups"), (unsigned long)nCount ); for ( size_t nGroup = 0; nGroup < nCount; nGroup++ ) { @@ -1709,11 +1727,11 @@ bool wxFileConfigGroup::DeleteSubgroup(wxFileConfigGroup *pGroup) if ( pLine ) { wxLogTrace( FILECONF_TRACE_MASK, - _T(" Removing line for group '%s' : '%s'"), + wxT(" Removing line for group '%s' : '%s'"), pGroup->Name().c_str(), pLine->Text().c_str() ); wxLogTrace( FILECONF_TRACE_MASK, - _T(" Removing from group '%s' : '%s'"), + wxT(" Removing from group '%s' : '%s'"), Name().c_str(), ((m_pLine) ? (const wxChar*)m_pLine->Text().c_str() : wxEmptyString) ); @@ -1723,7 +1741,7 @@ bool wxFileConfigGroup::DeleteSubgroup(wxFileConfigGroup *pGroup) if ( pGroup == m_pLastGroup ) { wxLogTrace( FILECONF_TRACE_MASK, - _T(" Removing last group") ); + wxT(" Removing last group") ); // our last entry is being deleted, so find the last one which // stays by going back until we find a subgroup or reach the @@ -1757,7 +1775,7 @@ bool wxFileConfigGroup::DeleteSubgroup(wxFileConfigGroup *pGroup) else { wxLogTrace( FILECONF_TRACE_MASK, - _T(" No line entry for Group '%s'?"), + wxT(" No line entry for Group '%s'?"), pGroup->Name().c_str() ); } @@ -1784,29 +1802,26 @@ bool wxFileConfigGroup::DeleteEntry(const wxString& name) // our last entry is being deleted - find the last one which stays wxASSERT( m_pLine != NULL ); // if we have an entry with !NULL pLine... - // go back until we find another entry or reach the group's line + // find the previous entry (if any) wxFileConfigEntry *pNewLast = NULL; - size_t n, nEntries = m_aEntries.GetCount(); - wxFileConfigLineList *pl; - for ( pl = pLine->Prev(); pl != m_pLine; pl = pl->Prev() ) { - // is it our subgroup? - for ( n = 0; (pNewLast == NULL) && (n < nEntries); n++ ) { - if ( m_aEntries[n]->GetLine() == m_pLine ) - pNewLast = m_aEntries[n]; - } - - if ( pNewLast != NULL ) // found? + const wxFileConfigLineList * const + pNewLastLine = m_pLastEntry->GetLine()->Prev(); + const size_t nEntries = m_aEntries.GetCount(); + for ( size_t n = 0; n < nEntries; n++ ) { + if ( m_aEntries[n]->GetLine() == pNewLastLine ) { + pNewLast = m_aEntries[n]; break; + } } - if ( pl == m_pLine ) { - wxASSERT( !pNewLast ); // how comes it has the same line as we? + // pNewLast can be NULL here -- it's ok and can happen if we have no + // entries left + m_pLastEntry = pNewLast; - // we've reached the group line without finding any subgroups - m_pLastEntry = NULL; - } - else - m_pLastEntry = pNewLast; + // For the root group only, we could be removing the first group line + // here, so update m_pLine to avoid keeping a dangling pointer. + if ( pLine == m_pLine ) + SetLine(NULL); } m_pConfig->LineListRemove(pLine); @@ -1944,47 +1959,66 @@ int CompareGroups(wxFileConfigGroup *p1, wxFileConfigGroup *p2) // undo FilterOutValue static wxString FilterInValue(const wxString& str) { - wxString strResult; - strResult.Alloc(str.Len()); + wxString strResult; + if ( str.empty() ) + return strResult; - bool bQuoted = !str.empty() && str[0] == '"'; + strResult.reserve(str.length()); - for ( size_t n = bQuoted ? 1 : 0; n < str.Len(); n++ ) { - if ( str[n] == wxT('\\') ) { - switch ( str[++n].GetValue() ) { - case wxT('n'): - strResult += wxT('\n'); - break; + wxString::const_iterator i = str.begin(); + const bool bQuoted = *i == '"'; + if ( bQuoted ) + ++i; - case wxT('r'): - strResult += wxT('\r'); - break; + for ( const wxString::const_iterator end = str.end(); i != end; ++i ) + { + if ( *i == wxT('\\') ) + { + if ( ++i == end ) + { + wxLogWarning(_("trailing backslash ignored in '%s'"), str.c_str()); + break; + } - case wxT('t'): - strResult += wxT('\t'); - break; + switch ( (*i).GetValue() ) + { + case wxT('n'): + strResult += wxT('\n'); + break; - case wxT('\\'): - strResult += wxT('\\'); - break; + case wxT('r'): + strResult += wxT('\r'); + break; - case wxT('"'): - strResult += wxT('"'); - break; - } - } - else { - if ( str[n] != wxT('"') || !bQuoted ) - strResult += str[n]; - else if ( n != str.Len() - 1 ) { - wxLogWarning(_("unexpected \" at position %d in '%s'."), - n, str.c_str()); - } - //else: it's the last quote of a quoted string, ok + case wxT('t'): + strResult += wxT('\t'); + break; + + case wxT('\\'): + strResult += wxT('\\'); + break; + + case wxT('"'): + strResult += wxT('"'); + break; + } + } + else // not a backslash + { + if ( *i != wxT('"') || !bQuoted ) + { + strResult += *i; + } + else if ( i != end - 1 ) + { + wxLogWarning(_("unexpected \" at position %d in '%s'."), + i - str.begin(), str.c_str()); + } + //else: it's the last quote of a quoted string, ok + } } - } - return strResult; + return strResult; } // quote the string before writing it to file @@ -2052,7 +2086,7 @@ static wxString FilterInEntryName(const wxString& str) for ( const wxChar *pc = str.c_str(); *pc != '\0'; pc++ ) { if ( *pc == wxT('\\') ) { // we need to test it here or we'd skip past the NUL in the loop line - if ( *++pc == _T('\0') ) + if ( *++pc == wxT('\0') ) break; } @@ -2081,7 +2115,7 @@ static wxString FilterOutEntryName(const wxString& str) #if !wxUSE_UNICODE ((unsigned char)c < 127) && #endif // ANSI - !wxIsalnum(c) && !wxStrchr(wxT("@_/-!.*%"), c) ) + !wxIsalnum(c) && !wxStrchr(wxT("@_/-!.*%()"), c) ) { strResult += wxT('\\'); }