X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/7c74e7fe1de14f32dcd6f3c9cdd727de540bbd0e..a93e536be025cae6ebdae27c940a72ff59c0a006:/src/common/fileconf.cpp diff --git a/src/common/fileconf.cpp b/src/common/fileconf.cpp index 80b528c70e..0cb93cf513 100644 --- a/src/common/fileconf.cpp +++ b/src/common/fileconf.cpp @@ -49,14 +49,17 @@ #if defined(__WXPM__) #define INCL_DOS #include - #define LINKAGEMODE _Optlink -#else - #define LINKAGEMODE #endif #include #include +// headers needed for umask() +#ifdef __UNIX__ + #include + #include +#endif // __UNIX__ + // ---------------------------------------------------------------------------- // macros // ---------------------------------------------------------------------------- @@ -65,6 +68,7 @@ // ---------------------------------------------------------------------------- // constants // ---------------------------------------------------------------------------- + #ifndef MAX_PATH #define MAX_PATH 512 #endif @@ -74,8 +78,8 @@ // ---------------------------------------------------------------------------- // compare functions for sorting the arrays -static int LINKAGEMODE CompareEntries(ConfigEntry *p1, ConfigEntry *p2); -static int LINKAGEMODE CompareGroups(ConfigGroup *p1, ConfigGroup *p2); +static int LINKAGEMODE CompareEntries(wxFileConfigEntry *p1, wxFileConfigEntry *p2); +static int LINKAGEMODE CompareGroups(wxFileConfigGroup *p1, wxFileConfigGroup *p2); // filter strings static wxString FilterInValue(const wxString& str); @@ -87,6 +91,158 @@ static wxString FilterOutEntryName(const wxString& str); // get the name to use in wxFileConfig ctor static wxString GetAppName(const wxString& appname); +// ============================================================================ +// private classes +// ============================================================================ + +// ---------------------------------------------------------------------------- +// "template" array types +// ---------------------------------------------------------------------------- + +WX_DEFINE_SORTED_EXPORTED_ARRAY(wxFileConfigEntry *, ArrayEntries); +WX_DEFINE_SORTED_EXPORTED_ARRAY(wxFileConfigGroup *, ArrayGroups); + +// ---------------------------------------------------------------------------- +// wxFileConfigLineList +// ---------------------------------------------------------------------------- + +// we store all lines of the local config file as a linked list in memory +class wxFileConfigLineList +{ +public: + void SetNext(wxFileConfigLineList *pNext) { m_pNext = pNext; } + void SetPrev(wxFileConfigLineList *pPrev) { m_pPrev = pPrev; } + + // ctor + wxFileConfigLineList(const wxString& str, + wxFileConfigLineList *pNext = NULL) : m_strLine(str) + { SetNext(pNext); SetPrev(NULL); } + + // next/prev nodes in the linked list + wxFileConfigLineList *Next() const { return m_pNext; } + wxFileConfigLineList *Prev() const { return m_pPrev; } + + // get/change lines text + void SetText(const wxString& str) { m_strLine = str; } + const wxString& Text() const { return m_strLine; } + +private: + wxString m_strLine; // line contents + wxFileConfigLineList *m_pNext, // next node + *m_pPrev; // previous one +}; + +// ---------------------------------------------------------------------------- +// wxFileConfigEntry: a name/value pair +// ---------------------------------------------------------------------------- + +class wxFileConfigEntry +{ +private: + wxFileConfigGroup *m_pParent; // group that contains us + + wxString m_strName, // entry name + m_strValue; // value + bool m_bDirty:1, // changed since last read? + m_bImmutable:1, // can be overriden locally? + m_bHasValue:1; // set after first call to SetValue() + + int m_nLine; // used if m_pLine == NULL only + + // pointer to our line in the linked list or NULL if it was found in global + // file (which we don't modify) + wxFileConfigLineList *m_pLine; + +public: + wxFileConfigEntry(wxFileConfigGroup *pParent, + const wxString& strName, int nLine); + + // simple accessors + const wxString& Name() const { return m_strName; } + const wxString& Value() const { return m_strValue; } + wxFileConfigGroup *Group() const { return m_pParent; } + bool IsDirty() const { return m_bDirty; } + bool IsImmutable() const { return m_bImmutable; } + bool IsLocal() const { return m_pLine != 0; } + int Line() const { return m_nLine; } + wxFileConfigLineList * + GetLine() const { return m_pLine; } + + // modify entry attributes + void SetValue(const wxString& strValue, bool bUser = TRUE); + void SetDirty(); + void SetLine(wxFileConfigLineList *pLine); +}; + +// ---------------------------------------------------------------------------- +// wxFileConfigGroup: container of entries and other groups +// ---------------------------------------------------------------------------- + +class wxFileConfigGroup +{ +private: + wxFileConfig *m_pConfig; // config object we belong to + wxFileConfigGroup *m_pParent; // parent group (NULL for root group) + ArrayEntries m_aEntries; // entries in this group + ArrayGroups m_aSubgroups; // subgroups + wxString m_strName; // group's name + bool m_bDirty; // if FALSE => all subgroups are not dirty + wxFileConfigLineList *m_pLine; // pointer to our line in the linked list + wxFileConfigEntry *m_pLastEntry; // last entry/subgroup of this group in the + wxFileConfigGroup *m_pLastGroup; // local file (we insert new ones after it) + + // DeleteSubgroupByName helper + bool DeleteSubgroup(wxFileConfigGroup *pGroup); + +public: + // ctor + wxFileConfigGroup(wxFileConfigGroup *pParent, const wxString& strName, wxFileConfig *); + + // dtor deletes all entries and subgroups also + ~wxFileConfigGroup(); + + // simple accessors + const wxString& Name() const { return m_strName; } + wxFileConfigGroup *Parent() const { return m_pParent; } + wxFileConfig *Config() const { return m_pConfig; } + bool IsDirty() const { return m_bDirty; } + + const ArrayEntries& Entries() const { return m_aEntries; } + const ArrayGroups& Groups() const { return m_aSubgroups; } + bool IsEmpty() const { return Entries().IsEmpty() && Groups().IsEmpty(); } + + // find entry/subgroup (NULL if not found) + wxFileConfigGroup *FindSubgroup(const wxChar *szName) const; + wxFileConfigEntry *FindEntry (const wxChar *szName) const; + + // delete entry/subgroup, return FALSE if doesn't exist + bool DeleteSubgroupByName(const wxChar *szName); + bool DeleteEntry(const wxChar *szName); + + // create new entry/subgroup returning pointer to newly created element + wxFileConfigGroup *AddSubgroup(const wxString& strName); + wxFileConfigEntry *AddEntry (const wxString& strName, int nLine = wxNOT_FOUND); + + // will also recursively set parent's dirty flag + void SetDirty(); + void SetLine(wxFileConfigLineList *pLine); + + // rename: no checks are done to ensure that the name is unique! + void Rename(const wxString& newName); + + // + wxString GetFullName() const; + + // get the last line belonging to an entry/subgroup of this group + wxFileConfigLineList *GetGroupLine(); // line which contains [group] + wxFileConfigLineList *GetLastEntryLine(); // after which our subgroups start + wxFileConfigLineList *GetLastGroupLine(); // after which the next group starts + + // called by entries/subgroups when they're created/deleted + void SetLastEntry(wxFileConfigEntry *pEntry) { m_pLastEntry = pEntry; } + void SetLastGroup(wxFileConfigGroup *pGroup) { m_pLastGroup = pGroup; } +}; + // ============================================================================ // implementation // ============================================================================ @@ -98,7 +254,9 @@ wxString wxFileConfig::GetGlobalDir() { wxString strDir; - #ifdef __UNIX__ + #ifdef __VMS__ // Note if __VMS is defined __UNIX is also defined + strDir = wxT("sys$manager:"); + #elif defined( __UNIX__ ) strDir = wxT("/etc/"); #elif defined(__WXPM__) ULONG aulSysInfo[QSV_MAX] = {0}; @@ -194,19 +352,7 @@ wxString wxFileConfig::GetGlobalDir() #elif defined(__WXSTUBS__) wxASSERT_MSG( FALSE, wxT("TODO") ) ; #elif defined(__WXMAC__) - { - short vRefNum ; - long dirID ; - - if ( FindFolder( (short) kOnSystemDisk, kPreferencesFolderType, kDontCreateFolder, &vRefNum, &dirID) == noErr) - { - FSSpec file ; - if ( FSMakeFSSpec( vRefNum , dirID , "\p" , &file ) == noErr ) - { - strDir = wxMacFSSpec2UnixFilename( &file ) + "/" ; - } - } - } + strDir = wxMacFindFolder( (short) kOnSystemDisk, kPreferencesFolderType, kDontCreateFolder ) ; #else // Windows wxChar szWinDir[MAX_PATH]; ::GetWindowsDirectory(szWinDir, MAX_PATH); @@ -226,7 +372,10 @@ wxString wxFileConfig::GetLocalDir() wxGetHomeDir(&strDir); #ifdef __UNIX__ - if (strDir.Last() != wxT('/')) strDir << wxT('/'); +#ifdef __VMS + if (strDir.Last() != wxT(']')) +#endif + if (strDir.Last() != wxT('/')) strDir << wxT('/'); #else if (strDir.Last() != wxT('\\')) strDir << wxT('\\'); #endif @@ -257,9 +406,15 @@ wxString wxFileConfig::GetGlobalFileName(const wxChar *szFile) wxString wxFileConfig::GetLocalFileName(const wxChar *szFile) { - wxString str = GetLocalDir(); - - #ifdef __UNIX__ +#ifdef __VMS__ // On VMS I saw the problem that the home directory was appended + // twice for the configuration file. Does that also happen for other + // platforms? + wxString str = wxT( '.' ); +#else + wxString str = GetLocalDir(); +#endif + + #if defined( __UNIX__ ) && !defined( __VMS ) str << wxT('.'); #endif @@ -284,7 +439,7 @@ wxString wxFileConfig::GetLocalFileName(const wxChar *szFile) void wxFileConfig::Init() { m_pCurrentGroup = - m_pRootGroup = new ConfigGroup(NULL, "", this); + m_pRootGroup = new wxFileConfigGroup(NULL, "", this); m_linesHead = m_linesTail = NULL; @@ -364,6 +519,8 @@ wxFileConfig::wxFileConfig(const wxString& appName, const wxString& vendorName, } } + SetUmask(-1); + Init(); } @@ -371,9 +528,9 @@ void wxFileConfig::CleanUp() { delete m_pRootGroup; - LineList *pCur = m_linesHead; + wxFileConfigLineList *pCur = m_linesHead; while ( pCur != NULL ) { - LineList *pNext = pCur->Next(); + wxFileConfigLineList *pNext = pCur->Next(); delete pCur; pCur = pNext; } @@ -416,8 +573,15 @@ void wxFileConfig::Parse(wxTextFile& file, bool bLocal) pEnd = pStart; while ( *++pEnd != wxT(']') ) { - if ( *pEnd == wxT('\n') || *pEnd == wxT('\0') ) + if ( *pEnd == wxT('\\') ) { + // the next char is escaped, so skip it even if it is ']' + pEnd++; + } + + if ( *pEnd == wxT('\n') || *pEnd == wxT('\0') ) { + // we reached the end of line, break out of the loop break; + } } if ( *pEnd != wxT(']') ) { @@ -453,8 +617,7 @@ void wxFileConfig::Parse(wxTextFile& file, bool bLocal) break; default: - wxLogWarning(_("file '%s', line %d: '%s' " - "ignored after group header."), + wxLogWarning(_("file '%s', line %d: '%s' ignored after group header."), file.GetName(), n + 1, pEnd); bCont = FALSE; } @@ -462,11 +625,15 @@ void wxFileConfig::Parse(wxTextFile& file, bool bLocal) } else { // a key const wxChar *pEnd = pStart; - while ( *pEnd != wxT('=') && !wxIsspace(*pEnd) ) { + while ( *pEnd && *pEnd != wxT('=') && !wxIsspace(*pEnd) ) { if ( *pEnd == wxT('\\') ) { // next character may be space or not - still take it because it's - // quoted + // quoted (unless there is nothing) pEnd++; + if ( !*pEnd ) { + // the error message will be given below anyhow + break; + } } pEnd++; @@ -475,7 +642,7 @@ void wxFileConfig::Parse(wxTextFile& file, bool bLocal) wxString strKey(FilterInEntryName(wxString(pStart, pEnd))); // skip whitespace - while ( isspace(*pEnd) ) + while ( wxIsspace(*pEnd) ) pEnd++; if ( *pEnd++ != wxT('=') ) { @@ -483,7 +650,7 @@ void wxFileConfig::Parse(wxTextFile& file, bool bLocal) file.GetName(), n + 1); } else { - ConfigEntry *pEntry = m_pCurrentGroup->FindEntry(strKey); + wxFileConfigEntry *pEntry = m_pCurrentGroup->FindEntry(strKey); if ( pEntry == NULL ) { // new entry @@ -495,8 +662,7 @@ void wxFileConfig::Parse(wxTextFile& file, bool bLocal) else { if ( bLocal && pEntry->IsImmutable() ) { // immutable keys can't be changed by user - wxLogWarning(_("file '%s', line %d: value for " - "immutable key '%s' ignored."), + wxLogWarning(_("file '%s', line %d: value for immutable key '%s' ignored."), file.GetName(), n + 1, strKey.c_str()); continue; } @@ -506,8 +672,7 @@ void wxFileConfig::Parse(wxTextFile& file, bool bLocal) // (c) key from global file now found in local one // which is exactly what we want. else if ( !bLocal || pEntry->IsLocal() ) { - wxLogWarning(_("file '%s', line %d: key '%s' was first " - "found at line %d."), + wxLogWarning(_("file '%s', line %d: key '%s' was first found at line %d."), file.GetName(), n + 1, strKey.c_str(), pEntry->Line()); if ( bLocal ) @@ -559,7 +724,7 @@ void wxFileConfig::SetPath(const wxString& strPath) size_t n; m_pCurrentGroup = m_pRootGroup; for ( n = 0; n < aParts.Count(); n++ ) { - ConfigGroup *pNextGroup = m_pCurrentGroup->FindSubgroup(aParts[n]); + wxFileConfigGroup *pNextGroup = m_pCurrentGroup->FindSubgroup(aParts[n]); if ( pNextGroup == NULL ) pNextGroup = m_pCurrentGroup->AddSubgroup(aParts[n]); m_pCurrentGroup = pNextGroup; @@ -585,7 +750,7 @@ bool wxFileConfig::GetFirstGroup(wxString& str, long& lIndex) const bool wxFileConfig::GetNextGroup (wxString& str, long& lIndex) const { if ( size_t(lIndex) < m_pCurrentGroup->Groups().Count() ) { - str = m_pCurrentGroup->Groups()[lIndex++]->Name(); + str = m_pCurrentGroup->Groups()[(size_t)lIndex++]->Name(); return TRUE; } else @@ -601,7 +766,7 @@ bool wxFileConfig::GetFirstEntry(wxString& str, long& lIndex) const bool wxFileConfig::GetNextEntry (wxString& str, long& lIndex) const { if ( size_t(lIndex) < m_pCurrentGroup->Entries().Count() ) { - str = m_pCurrentGroup->Entries()[lIndex++]->Name(); + str = m_pCurrentGroup->Entries()[(size_t)lIndex++]->Name(); return TRUE; } else @@ -612,7 +777,7 @@ size_t wxFileConfig::GetNumberOfEntries(bool bRecursive) const { size_t n = m_pCurrentGroup->Entries().Count(); if ( bRecursive ) { - ConfigGroup *pOldCurrentGroup = m_pCurrentGroup; + wxFileConfigGroup *pOldCurrentGroup = m_pCurrentGroup; size_t nSubgroups = m_pCurrentGroup->Groups().Count(); for ( size_t nGroup = 0; nGroup < nSubgroups; nGroup++ ) { CONST_CAST m_pCurrentGroup = m_pCurrentGroup->Groups()[nGroup]; @@ -628,7 +793,7 @@ size_t wxFileConfig::GetNumberOfGroups(bool bRecursive) const { size_t n = m_pCurrentGroup->Groups().Count(); if ( bRecursive ) { - ConfigGroup *pOldCurrentGroup = m_pCurrentGroup; + wxFileConfigGroup *pOldCurrentGroup = m_pCurrentGroup; size_t nSubgroups = m_pCurrentGroup->Groups().Count(); for ( size_t nGroup = 0; nGroup < nSubgroups; nGroup++ ) { CONST_CAST m_pCurrentGroup = m_pCurrentGroup->Groups()[nGroup]; @@ -648,7 +813,7 @@ bool wxFileConfig::HasGroup(const wxString& strName) const { wxConfigPathChanger path(this, strName); - ConfigGroup *pGroup = m_pCurrentGroup->FindSubgroup(path.Name()); + wxFileConfigGroup *pGroup = m_pCurrentGroup->FindSubgroup(path.Name()); return pGroup != NULL; } @@ -656,7 +821,7 @@ bool wxFileConfig::HasEntry(const wxString& strName) const { wxConfigPathChanger path(this, strName); - ConfigEntry *pEntry = m_pCurrentGroup->FindEntry(path.Name()); + wxFileConfigEntry *pEntry = m_pCurrentGroup->FindEntry(path.Name()); return pEntry != NULL; } @@ -669,14 +834,13 @@ bool wxFileConfig::Read(const wxString& key, { wxConfigPathChanger path(this, key); - ConfigEntry *pEntry = m_pCurrentGroup->FindEntry(path.Name()); + wxFileConfigEntry *pEntry = m_pCurrentGroup->FindEntry(path.Name()); if (pEntry == NULL) { return FALSE; } - else { - *pStr = ExpandEnvVars(pEntry->Value()); - return TRUE; - } + + *pStr = ExpandEnvVars(pEntry->Value()); + return TRUE; } bool wxFileConfig::Read(const wxString& key, @@ -684,29 +848,32 @@ bool wxFileConfig::Read(const wxString& key, { wxConfigPathChanger path(this, key); - ConfigEntry *pEntry = m_pCurrentGroup->FindEntry(path.Name()); + wxFileConfigEntry *pEntry = m_pCurrentGroup->FindEntry(path.Name()); + bool ok; if (pEntry == NULL) { if( IsRecordingDefaults() ) ((wxFileConfig *)this)->Write(key,defVal); *pStr = ExpandEnvVars(defVal); - return FALSE; + ok = FALSE; } else { *pStr = ExpandEnvVars(pEntry->Value()); - return TRUE; + ok = TRUE; } + + return ok; } bool wxFileConfig::Read(const wxString& key, long *pl) const { wxString str; - if ( Read(key, & str) ) { - *pl = wxAtol(str); - return TRUE; - } - else { + if ( !Read(key, & str) ) + { return FALSE; } + + *pl = wxAtol(str); + return TRUE; } bool wxFileConfig::Write(const wxString& key, const wxString& szValue) @@ -734,7 +901,7 @@ bool wxFileConfig::Write(const wxString& key, const wxString& szValue) return FALSE; } - ConfigEntry *pEntry = m_pCurrentGroup->FindEntry(strName); + wxFileConfigEntry *pEntry = m_pCurrentGroup->FindEntry(strName); if ( pEntry == NULL ) pEntry = m_pCurrentGroup->AddEntry(strName); @@ -754,9 +921,18 @@ bool wxFileConfig::Write(const wxString& key, long lValue) bool wxFileConfig::Flush(bool /* bCurrentOnly */) { - if ( LineListIsEmpty() || !m_pRootGroup->IsDirty() ) + if ( LineListIsEmpty() || !m_pRootGroup->IsDirty() || !m_strLocalFile ) return TRUE; +#ifdef __UNIX__ + // set the umask if needed + mode_t umaskOld = 0; + if ( m_umask != -1 ) + { + umaskOld = umask((mode_t)m_umask); + } +#endif // __UNIX__ + wxTempFile file(m_strLocalFile); if ( !file.IsOpened() ) { @@ -765,22 +941,21 @@ bool wxFileConfig::Flush(bool /* bCurrentOnly */) } // write all strings to file - for ( LineList *p = m_linesHead; p != NULL; p = p->Next() ) { + for ( wxFileConfigLineList *p = m_linesHead; p != NULL; p = p->Next() ) { if ( !file.Write(p->Text() + wxTextFile::GetEOL()) ) { wxLogError(_("can't write user configuration file.")); return FALSE; } } -#ifndef __WXMAC__ - return file.Commit(); -#else bool ret = file.Commit(); + +#if defined(__WXMAC__) && !defined(__UNIX__) if ( ret ) { FSSpec spec ; - wxUnixFilename2FSSpec( m_strLocalFile , &spec ) ; + wxMacFilename2FSSpec( m_strLocalFile , &spec ) ; FInfo finfo ; if ( FSpGetFInfo( &spec , &finfo ) == noErr ) { @@ -789,8 +964,17 @@ bool wxFileConfig::Flush(bool /* bCurrentOnly */) FSpSetFInfo( &spec , &finfo ) ; } } - return ret ; -#endif +#endif // __WXMAC__ && !__UNIX__ + +#ifdef __UNIX__ + // restore the old umask if we changed it + if ( m_umask != -1 ) + { + (void)umask(umaskOld); + } +#endif // __UNIX__ + + return ret; } // ---------------------------------------------------------------------------- @@ -801,7 +985,7 @@ bool wxFileConfig::RenameEntry(const wxString& oldName, const wxString& newName) { // check that the entry exists - ConfigEntry *oldEntry = m_pCurrentGroup->FindEntry(oldName); + wxFileConfigEntry *oldEntry = m_pCurrentGroup->FindEntry(oldName); if ( !oldEntry ) return FALSE; @@ -814,7 +998,7 @@ bool wxFileConfig::RenameEntry(const wxString& oldName, if ( !m_pCurrentGroup->DeleteEntry(oldName) ) return FALSE; - ConfigEntry *newEntry = m_pCurrentGroup->AddEntry(newName); + wxFileConfigEntry *newEntry = m_pCurrentGroup->AddEntry(newName); newEntry->SetValue(value); return TRUE; @@ -824,7 +1008,7 @@ bool wxFileConfig::RenameGroup(const wxString& oldName, const wxString& newName) { // check that the group exists - ConfigGroup *group = m_pCurrentGroup->FindSubgroup(oldName); + wxFileConfigGroup *group = m_pCurrentGroup->FindSubgroup(oldName); if ( !group ) return FALSE; @@ -850,7 +1034,7 @@ bool wxFileConfig::DeleteEntry(const wxString& key, bool bGroupIfEmptyAlso) if ( bGroupIfEmptyAlso && m_pCurrentGroup->IsEmpty() ) { if ( m_pCurrentGroup != m_pRootGroup ) { - ConfigGroup *pGroup = m_pCurrentGroup; + wxFileConfigGroup *pGroup = m_pCurrentGroup; SetPath(wxT("..")); // changes m_pCurrentGroup! m_pCurrentGroup->DeleteSubgroupByName(pGroup->Name()); } @@ -871,7 +1055,7 @@ bool wxFileConfig::DeleteAll() { CleanUp(); - if ( remove(m_strLocalFile.fn_str()) == -1 ) + if ( wxRemove(m_strLocalFile) == -1 ) wxLogSysError(_("can't delete user configuration file '%s'"), m_strLocalFile.c_str()); m_strLocalFile = m_strGlobalFile = wxT(""); @@ -885,9 +1069,9 @@ bool wxFileConfig::DeleteAll() // ---------------------------------------------------------------------------- // append a new line to the end of the list -LineList *wxFileConfig::LineListAppend(const wxString& str) +wxFileConfigLineList *wxFileConfig::LineListAppend(const wxString& str) { - LineList *pLine = new LineList(str); + wxFileConfigLineList *pLine = new wxFileConfigLineList(str); if ( m_linesTail == NULL ) { // list is empty @@ -904,13 +1088,13 @@ LineList *wxFileConfig::LineListAppend(const wxString& str) } // insert a new line after the given one or in the very beginning if !pLine -LineList *wxFileConfig::LineListInsert(const wxString& str, - LineList *pLine) +wxFileConfigLineList *wxFileConfig::LineListInsert(const wxString& str, + wxFileConfigLineList *pLine) { if ( pLine == m_linesTail ) return LineListAppend(str); - LineList *pNewLine = new LineList(str); + wxFileConfigLineList *pNewLine = new wxFileConfigLineList(str); if ( pLine == NULL ) { // prepend to the list pNewLine->SetNext(m_linesHead); @@ -919,7 +1103,7 @@ LineList *wxFileConfig::LineListInsert(const wxString& str, } else { // insert before pLine - LineList *pNext = pLine->Next(); + wxFileConfigLineList *pNext = pLine->Next(); pNewLine->SetNext(pNext); pNewLine->SetPrev(pLine); pNext->SetPrev(pNewLine); @@ -929,9 +1113,9 @@ LineList *wxFileConfig::LineListInsert(const wxString& str, return pNewLine; } -void wxFileConfig::LineListRemove(LineList *pLine) +void wxFileConfig::LineListRemove(wxFileConfigLineList *pLine) { - LineList *pPrev = pLine->Prev(), + wxFileConfigLineList *pPrev = pLine->Prev(), *pNext = pLine->Next(); // first entry? @@ -955,7 +1139,7 @@ bool wxFileConfig::LineListIsEmpty() } // ============================================================================ -// wxFileConfig::ConfigGroup +// wxFileConfig::wxFileConfigGroup // ============================================================================ // ---------------------------------------------------------------------------- @@ -963,7 +1147,7 @@ bool wxFileConfig::LineListIsEmpty() // ---------------------------------------------------------------------------- // ctor -ConfigGroup::ConfigGroup(ConfigGroup *pParent, +wxFileConfigGroup::wxFileConfigGroup(wxFileConfigGroup *pParent, const wxString& strName, wxFileConfig *pConfig) : m_aEntries(CompareEntries), @@ -980,7 +1164,7 @@ ConfigGroup::ConfigGroup(ConfigGroup *pParent, } // dtor deletes all children -ConfigGroup::~ConfigGroup() +wxFileConfigGroup::~wxFileConfigGroup() { // entries size_t n, nCount = m_aEntries.Count(); @@ -997,7 +1181,7 @@ ConfigGroup::~ConfigGroup() // line // ---------------------------------------------------------------------------- -void ConfigGroup::SetLine(LineList *pLine) +void wxFileConfigGroup::SetLine(wxFileConfigLineList *pLine) { wxASSERT( m_pLine == NULL ); // shouldn't be called twice @@ -1038,10 +1222,10 @@ void ConfigGroup::SetLine(LineList *pLine) // Return the line which contains "[our name]". If we're still not in the list, // add our line to it immediately after the last line of our parent group if we // have it or in the very beginning if we're the root group. -LineList *ConfigGroup::GetGroupLine() +wxFileConfigLineList *wxFileConfigGroup::GetGroupLine() { if ( m_pLine == NULL ) { - ConfigGroup *pParent = Parent(); + wxFileConfigGroup *pParent = Parent(); // this group wasn't present in local config file, add it now if ( pParent != NULL ) { @@ -1066,12 +1250,12 @@ LineList *ConfigGroup::GetGroupLine() // Return the last line belonging to the subgroups of this group (after which // we can add a new subgroup), if we don't have any subgroups or entries our // last line is the group line (m_pLine) itself. -LineList *ConfigGroup::GetLastGroupLine() +wxFileConfigLineList *wxFileConfigGroup::GetLastGroupLine() { // if we have any subgroups, our last line is the last line of the last // subgroup if ( m_pLastGroup != NULL ) { - LineList *pLine = m_pLastGroup->GetLastGroupLine(); + wxFileConfigLineList *pLine = m_pLastGroup->GetLastGroupLine(); wxASSERT( pLine != NULL ); // last group must have !NULL associated line return pLine; @@ -1084,10 +1268,10 @@ LineList *ConfigGroup::GetLastGroupLine() // return the last line belonging to the entries of this group (after which // we can add a new entry), if we don't have any entries we will add the new // one immediately after the group line itself. -LineList *ConfigGroup::GetLastEntryLine() +wxFileConfigLineList *wxFileConfigGroup::GetLastEntryLine() { if ( m_pLastEntry != NULL ) { - LineList *pLine = m_pLastEntry->GetLine(); + wxFileConfigLineList *pLine = m_pLastEntry->GetLine(); wxASSERT( pLine != NULL ); // last entry must have !NULL associated line return pLine; @@ -1101,11 +1285,11 @@ LineList *ConfigGroup::GetLastEntryLine() // group name // ---------------------------------------------------------------------------- -void ConfigGroup::Rename(const wxString& newName) +void wxFileConfigGroup::Rename(const wxString& newName) { m_strName = newName; - LineList *line = GetGroupLine(); + wxFileConfigLineList *line = GetGroupLine(); wxString strFullName; strFullName << wxT("[") << (GetFullName().c_str() + 1) << wxT("]"); // +1: no '/' line->SetText(strFullName); @@ -1113,7 +1297,7 @@ void ConfigGroup::Rename(const wxString& newName) SetDirty(); } -wxString ConfigGroup::GetFullName() const +wxString wxFileConfigGroup::GetFullName() const { if ( Parent() ) return Parent()->GetFullName() + wxCONFIG_PATH_SEPARATOR + Name(); @@ -1126,14 +1310,14 @@ wxString ConfigGroup::GetFullName() const // ---------------------------------------------------------------------------- // use binary search because the array is sorted -ConfigEntry * -ConfigGroup::FindEntry(const wxChar *szName) const +wxFileConfigEntry * +wxFileConfigGroup::FindEntry(const wxChar *szName) const { size_t i, lo = 0, hi = m_aEntries.Count(); int res; - ConfigEntry *pEntry; + wxFileConfigEntry *pEntry; while ( lo < hi ) { i = (lo + hi)/2; @@ -1156,14 +1340,14 @@ ConfigGroup::FindEntry(const wxChar *szName) const return NULL; } -ConfigGroup * -ConfigGroup::FindSubgroup(const wxChar *szName) const +wxFileConfigGroup * +wxFileConfigGroup::FindSubgroup(const wxChar *szName) const { size_t i, lo = 0, hi = m_aSubgroups.Count(); int res; - ConfigGroup *pGroup; + wxFileConfigGroup *pGroup; while ( lo < hi ) { i = (lo + hi)/2; @@ -1191,24 +1375,24 @@ ConfigGroup::FindSubgroup(const wxChar *szName) const // ---------------------------------------------------------------------------- // create a new entry and add it to the current group -ConfigEntry * -ConfigGroup::AddEntry(const wxString& strName, int nLine) +wxFileConfigEntry * +wxFileConfigGroup::AddEntry(const wxString& strName, int nLine) { wxASSERT( FindEntry(strName) == NULL ); - ConfigEntry *pEntry = new ConfigEntry(this, strName, nLine); + wxFileConfigEntry *pEntry = new wxFileConfigEntry(this, strName, nLine); m_aEntries.Add(pEntry); return pEntry; } // create a new group and add it to the current group -ConfigGroup * -ConfigGroup::AddSubgroup(const wxString& strName) +wxFileConfigGroup * +wxFileConfigGroup::AddSubgroup(const wxString& strName) { wxASSERT( FindSubgroup(strName) == NULL ); - ConfigGroup *pGroup = new ConfigGroup(this, strName, m_pConfig); + wxFileConfigGroup *pGroup = new wxFileConfigGroup(this, strName, m_pConfig); m_aSubgroups.Add(pGroup); return pGroup; @@ -1225,7 +1409,7 @@ ConfigGroup::AddSubgroup(const wxString& strName) delete several of them. */ -bool ConfigGroup::DeleteSubgroupByName(const wxChar *szName) +bool wxFileConfigGroup::DeleteSubgroupByName(const wxChar *szName) { return DeleteSubgroup(FindSubgroup(szName)); } @@ -1233,14 +1417,14 @@ bool ConfigGroup::DeleteSubgroupByName(const wxChar *szName) // doesn't delete the subgroup itself, but does remove references to it from // all other data structures (and normally the returned pointer should be // deleted a.s.a.p. because there is nothing much to be done with it anyhow) -bool ConfigGroup::DeleteSubgroup(ConfigGroup *pGroup) +bool wxFileConfigGroup::DeleteSubgroup(wxFileConfigGroup *pGroup) { wxCHECK( pGroup != NULL, FALSE ); // deleting non existing group? // delete all entries size_t nCount = pGroup->m_aEntries.Count(); for ( size_t nEntry = 0; nEntry < nCount; nEntry++ ) { - LineList *pLine = pGroup->m_aEntries[nEntry]->GetLine(); + wxFileConfigLineList *pLine = pGroup->m_aEntries[nEntry]->GetLine(); if ( pLine != NULL ) m_pConfig->LineListRemove(pLine); } @@ -1251,7 +1435,7 @@ bool ConfigGroup::DeleteSubgroup(ConfigGroup *pGroup) pGroup->DeleteSubgroup(pGroup->m_aSubgroups[0]); } - LineList *pLine = pGroup->m_pLine; + wxFileConfigLineList *pLine = pGroup->m_pLine; if ( pLine != NULL ) { // notice that we may do this test inside the previous "if" because the // last entry's line is surely !NULL @@ -1260,9 +1444,9 @@ bool ConfigGroup::DeleteSubgroup(ConfigGroup *pGroup) wxASSERT( m_pLine != NULL ); // we have a subgroup with !NULL pLine... // go back until we find a subgroup or reach the group's line - ConfigGroup *pNewLast = NULL; + wxFileConfigGroup *pNewLast = NULL; size_t n, nSubgroups = m_aSubgroups.Count(); - LineList *pl; + wxFileConfigLineList *pl; for ( pl = pLine->Prev(); pl != m_pLine; pl = pl->Prev() ) { // is it our subgroup? for ( n = 0; (pNewLast == NULL) && (n < nSubgroups); n++ ) { @@ -1297,12 +1481,12 @@ bool ConfigGroup::DeleteSubgroup(ConfigGroup *pGroup) return TRUE; } -bool ConfigGroup::DeleteEntry(const wxChar *szName) +bool wxFileConfigGroup::DeleteEntry(const wxChar *szName) { - ConfigEntry *pEntry = FindEntry(szName); + wxFileConfigEntry *pEntry = FindEntry(szName); wxCHECK( pEntry != NULL, FALSE ); // deleting non existing item? - LineList *pLine = pEntry->GetLine(); + wxFileConfigLineList *pLine = pEntry->GetLine(); if ( pLine != NULL ) { // notice that we may do this test inside the previous "if" because the // last entry's line is surely !NULL @@ -1311,9 +1495,9 @@ bool ConfigGroup::DeleteEntry(const wxChar *szName) 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 - ConfigEntry *pNewLast = NULL; + wxFileConfigEntry *pNewLast = NULL; size_t n, nEntries = m_aEntries.Count(); - LineList *pl; + wxFileConfigLineList *pl; for ( pl = pLine->Prev(); pl != m_pLine; pl = pl->Prev() ) { // is it our subgroup? for ( n = 0; (pNewLast == NULL) && (n < nEntries); n++ ) { @@ -1350,7 +1534,7 @@ bool ConfigGroup::DeleteEntry(const wxChar *szName) // ---------------------------------------------------------------------------- // // ---------------------------------------------------------------------------- -void ConfigGroup::SetDirty() +void wxFileConfigGroup::SetDirty() { m_bDirty = TRUE; if ( Parent() != NULL ) // propagate upwards @@ -1358,13 +1542,13 @@ void ConfigGroup::SetDirty() } // ============================================================================ -// wxFileConfig::ConfigEntry +// wxFileConfig::wxFileConfigEntry // ============================================================================ // ---------------------------------------------------------------------------- // ctor // ---------------------------------------------------------------------------- -ConfigEntry::ConfigEntry(ConfigGroup *pParent, +wxFileConfigEntry::wxFileConfigEntry(wxFileConfigGroup *pParent, const wxString& strName, int nLine) : m_strName(strName) @@ -1375,7 +1559,8 @@ ConfigEntry::ConfigEntry(ConfigGroup *pParent, m_nLine = nLine; m_pLine = NULL; - m_bDirty = FALSE; + m_bDirty = + m_bHasValue = FALSE; m_bImmutable = strName[0] == wxCONFIG_IMMUTABLE_PREFIX; if ( m_bImmutable ) @@ -1386,7 +1571,7 @@ ConfigEntry::ConfigEntry(ConfigGroup *pParent, // set value // ---------------------------------------------------------------------------- -void ConfigEntry::SetLine(LineList *pLine) +void wxFileConfigEntry::SetLine(wxFileConfigLineList *pLine) { if ( m_pLine != NULL ) { wxLogWarning(_("entry '%s' appears more than once in group '%s'"), @@ -1399,7 +1584,7 @@ void ConfigEntry::SetLine(LineList *pLine) // second parameter is FALSE if we read the value from file and prevents the // entry from being marked as 'dirty' -void ConfigEntry::SetValue(const wxString& strValue, bool bUser) +void wxFileConfigEntry::SetValue(const wxString& strValue, bool bUser) { if ( bUser && IsImmutable() ) { wxLogWarning(_("attempt to change immutable key '%s' ignored."), @@ -1407,10 +1592,12 @@ void ConfigEntry::SetValue(const wxString& strValue, bool bUser) return; } - // do nothing if it's the same value - if ( strValue == m_strValue ) + // do nothing if it's the same value: but don't test for it if m_bHasValue + // hadn't been set yet or we'd never write empty values to the file + if ( m_bHasValue && strValue == m_strValue ) return; + m_bHasValue = TRUE; m_strValue = strValue; if ( bUser ) { @@ -1435,7 +1622,7 @@ void ConfigEntry::SetValue(const wxString& strValue, bool bUser) } } -void ConfigEntry::SetDirty() +void wxFileConfigEntry::SetDirty() { m_bDirty = TRUE; Group()->SetDirty(); @@ -1449,8 +1636,7 @@ void ConfigEntry::SetDirty() // compare functions for array sorting // ---------------------------------------------------------------------------- -int CompareEntries(ConfigEntry *p1, - ConfigEntry *p2) +int CompareEntries(wxFileConfigEntry *p1, wxFileConfigEntry *p2) { #if wxCONFIG_CASE_SENSITIVE return wxStrcmp(p1->Name(), p2->Name()); @@ -1459,8 +1645,7 @@ int CompareEntries(ConfigEntry *p1, #endif } -int CompareGroups(ConfigGroup *p1, - ConfigGroup *p2) +int CompareGroups(wxFileConfigGroup *p1, wxFileConfigGroup *p2) { #if wxCONFIG_CASE_SENSITIVE return wxStrcmp(p1->Name(), p2->Name());