X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/18680f86512504f043ad5d0b222afc7be87aa3e9..5769cf0f89fa4d076042e9f8dd24a32501280f8c:/src/common/config.cpp diff --git a/src/common/config.cpp b/src/common/config.cpp index 9f49fa0783..c139a2c832 100644 --- a/src/common/config.cpp +++ b/src/common/config.cpp @@ -5,7 +5,7 @@ // Modified by: // Created: 07.04.98 // RCS-ID: $Id$ -// Copyright: (c) 1997 Karsten Ballüder Ballueder@usa.net +// Copyright: (c) 1997 Karsten Ballueder Ballueder@usa.net // Vadim Zeitlin // Licence: wxWindows licence /////////////////////////////////////////////////////////////////////////////// @@ -37,6 +37,7 @@ #if wxUSE_CONFIG && ((wxUSE_FILE && wxUSE_TEXTFILE) || wxUSE_CONFIG_NATIVE) +#include "wx/apptrait.h" #include "wx/file.h" #include @@ -54,9 +55,26 @@ bool wxConfigBase::ms_bAutoCreate = true; // implementation // ============================================================================ +// ---------------------------------------------------------------------------- +// wxAppTraitsBase +// ---------------------------------------------------------------------------- + +wxConfigBase *wxAppTraitsBase::CreateConfig() +{ + return new + #if defined(__WXMSW__) && wxUSE_CONFIG_NATIVE + wxRegConfig(wxTheApp->GetAppName(), wxTheApp->GetVendorName()); + #elif defined(__WXPALMOS__) && wxUSE_CONFIG_NATIVE + wxPrefConfig(wxTheApp->GetAppName()); + #else // either we're under Unix or wish to use files even under Windows + wxFileConfig(wxTheApp->GetAppName()); + #endif +} + // ---------------------------------------------------------------------------- // wxConfigBase // ---------------------------------------------------------------------------- +IMPLEMENT_ABSTRACT_CLASS(wxConfigBase, wxObject) // Not all args will always be used by derived classes, but including them all // in each class ensures compatibility. @@ -86,14 +104,10 @@ wxConfigBase *wxConfigBase::Set(wxConfigBase *pConfig) wxConfigBase *wxConfigBase::Create() { if ( ms_bAutoCreate && ms_pConfig == NULL ) { - ms_pConfig = - #if defined(__WXMSW__) && wxUSE_CONFIG_NATIVE - new wxRegConfig(wxTheApp->GetAppName(), wxTheApp->GetVendorName()); - #elif defined(__WXPALMOS__) && wxUSE_CONFIG_NATIVE - new wxPrefConfig(wxTheApp->GetAppName()); - #else // either we're under Unix or wish to use files even under Windows - new wxFileConfig(wxTheApp->GetAppName()); - #endif + wxAppTraits * const traits = wxTheApp ? wxTheApp->GetTraits() : NULL; + wxCHECK_MSG( traits, NULL, _T("create wxApp before calling this") ); + + ms_pConfig = traits->CreateConfig(); } return ms_pConfig; @@ -142,29 +156,32 @@ wxConfigBase *wxConfigBase::Create() IMPLEMENT_READ_FOR_TYPE(String, wxString, const wxString&, ExpandEnvVars) IMPLEMENT_READ_FOR_TYPE(Long, long, long, long) -IMPLEMENT_READ_FOR_TYPE(Int, int, int, int) IMPLEMENT_READ_FOR_TYPE(Double, double, double, double) IMPLEMENT_READ_FOR_TYPE(Bool, bool, bool, bool) #undef IMPLEMENT_READ_FOR_TYPE -// the DoReadXXX() for the other types have implementation in the base class -// but can be overridden in the derived ones -bool wxConfigBase::DoReadInt(const wxString& key, int *pi) const +// int is stored as long +bool wxConfigBase::Read(const wxString& key, int *pi) const { - wxCHECK_MSG( pi, false, _T("wxConfig::Read(): NULL parameter") ); - - long l; - if ( !DoReadLong(key, &l) ) - return false; - - wxASSERT_MSG( l < INT_MAX, _T("overflow in wxConfig::DoReadInt") ); - + long l = *pi; + bool r = Read(key, &l); + wxASSERT_MSG( l < INT_MAX, _T("int overflow in wxConfig::Read") ); *pi = (int)l; + return r; +} - return true; +bool wxConfigBase::Read(const wxString& key, int *pi, int defVal) const +{ + long l = *pi; + bool r = Read(key, &l, defVal); + wxASSERT_MSG( l < INT_MAX, _T("int overflow in wxConfig::Read") ); + *pi = (int)l; + return r; } +// the DoReadXXX() for the other types have implementation in the base class +// but can be overridden in the derived ones bool wxConfigBase::DoReadBool(const wxString& key, bool* val) const { wxCHECK_MSG( val, false, _T("wxConfig::Read(): NULL parameter") ); @@ -211,11 +228,6 @@ bool wxConfigBase::DoWriteDouble(const wxString& key, double val) return DoWriteString(key, wxString::Format(_T("%g"), val)); } -bool wxConfigBase::DoWriteInt(const wxString& key, int value) -{ - return DoWriteLong(key, (long)value); -} - bool wxConfigBase::DoWriteBool(const wxString& key, bool value) { return DoWriteLong(key, value ? 1l : 0l); @@ -250,7 +262,7 @@ wxConfigPathChanger::wxConfigPathChanger(const wxConfigBase *pContainer, /* JACS: work around a memory bug that causes an assert when using wxRegConfig, related to reference-counting. - Can be reproduced by removing (const wxChar*) below and + Can be reproduced by removing .wc_str() below and adding the following code to the config sample OnInit under Windows: @@ -259,7 +271,7 @@ wxConfigPathChanger::wxConfigPathChanger(const wxConfigBase *pContainer, int value; pConfig->Read(_T("MainWindowX"), & value); */ - m_strOldPath = (const wxChar*) m_pContainer->GetPath(); + m_strOldPath = m_pContainer->GetPath().wc_str(); if ( *m_strOldPath.c_str() != wxCONFIG_PATH_SEPARATOR ) m_strOldPath += wxCONFIG_PATH_SEPARATOR; m_pContainer->SetPath(strPath); @@ -274,6 +286,21 @@ wxConfigPathChanger::wxConfigPathChanger(const wxConfigBase *pContainer, } } +void wxConfigPathChanger::UpdateIfDeleted() +{ + // we don't have to do anything at all if we didn't change the path + if ( !m_bChanged ) + return; + + // find the deepest still existing parent path of the original path + while ( !m_pContainer->HasGroup(m_strOldPath) ) + { + m_strOldPath = m_strOldPath.BeforeLast(wxCONFIG_PATH_SEPARATOR); + if ( m_strOldPath.empty() ) + m_strOldPath = wxCONFIG_PATH_SEPARATOR; + } +} + wxConfigPathChanger::~wxConfigPathChanger() { // only restore path if it was changed @@ -282,6 +309,24 @@ wxConfigPathChanger::~wxConfigPathChanger() } } +// this is a wxConfig method but it's mainly used with wxConfigPathChanger +/* static */ +wxString wxConfigBase::RemoveTrailingSeparator(const wxString& key) +{ + wxString path(key); + + // don't remove the only separator from a root group path! + while ( path.length() > 1 ) + { + if ( *path.rbegin() != wxCONFIG_PATH_SEPARATOR ) + break; + + path.erase(path.end() - 1); + } + + return path; +} + #endif // wxUSE_CONFIG // ---------------------------------------------------------------------------- @@ -312,7 +357,7 @@ wxString wxExpandEnvVars(const wxString& str) size_t m; for ( size_t n = 0; n < str.length(); n++ ) { - switch ( str[n] ) { + switch ( str[n].GetValue() ) { #ifdef __WXMSW__ case wxT('%'): #endif //WINDOWS @@ -328,7 +373,7 @@ wxString wxExpandEnvVars(const wxString& str) bracket = Bracket_None; } else { - switch ( str[n + 1] ) { + switch ( str[n + 1].GetValue() ) { case wxT('('): bracket = Bracket_Normal; n++; // skip the bracket @@ -348,18 +393,24 @@ wxString wxExpandEnvVars(const wxString& str) while ( m < str.length() && (wxIsalnum(str[m]) || str[m] == wxT('_')) ) m++; - + wxString strVarName(str.c_str() + n + 1, m - n - 1); #ifdef __WXWINCE__ - const wxChar *pszValue = NULL; + const bool expanded = false; #else - const wxChar *pszValue = wxGetenv(strVarName); -#endif - if ( pszValue != NULL ) { - strResult += pszValue; + // NB: use wxGetEnv instead of wxGetenv as otherwise variables + // set through wxSetEnv may not be read correctly! + bool expanded = false; + wxString tmp; + if (wxGetEnv(strVarName, &tmp)) + { + strResult += tmp; + expanded = true; } - else { + else +#endif + { // variable doesn't exist => don't change anything #ifdef __WXMSW__ if ( bracket != Bracket_Windows ) @@ -385,8 +436,8 @@ wxString wxExpandEnvVars(const wxString& str) } else { // skip closing bracket unless the variables wasn't expanded - if ( pszValue == NULL ) - strResult << (char)bracket; + if ( !expanded ) + strResult << (wxChar)bracket; m++; } } @@ -395,7 +446,7 @@ wxString wxExpandEnvVars(const wxString& str) } break; - case '\\': + case wxT('\\'): // backslash can be used to suppress special meaning of % and $ if ( n != str.length() - 1 && (str[n + 1] == wxT('%') || str[n + 1] == wxT('$')) ) { @@ -414,21 +465,21 @@ wxString wxExpandEnvVars(const wxString& str) } // this function is used to properly interpret '..' in path -void wxSplitPath(wxArrayString& aParts, const wxChar *sz) +void wxSplitPath(wxArrayString& aParts, const wxString& path) { aParts.clear(); wxString strCurrent; - const wxChar *pc = sz; + wxString::const_iterator pc = path.begin(); for ( ;; ) { - if ( *pc == wxT('\0') || *pc == wxCONFIG_PATH_SEPARATOR ) { + if ( pc == path.end() || *pc == wxCONFIG_PATH_SEPARATOR ) { if ( strCurrent == wxT(".") ) { // ignore } else if ( strCurrent == wxT("..") ) { // go up one level if ( aParts.size() == 0 ) - wxLogWarning(_("'%s' has extra '..', ignored."), sz); + wxLogWarning(_("'%s' has extra '..', ignored."), path); else aParts.erase(aParts.end() - 1); @@ -441,12 +492,12 @@ void wxSplitPath(wxArrayString& aParts, const wxChar *sz) //else: // could log an error here, but we prefer to ignore extra '/' - if ( *pc == wxT('\0') ) + if ( pc == path.end() ) break; } else strCurrent += *pc; - pc++; + ++pc; } }