X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/855e92a8d9c1a389c09b7afd88dcc16fd4f055f9..eae630f13910282c8da1dced8c15c2b478bab759:/src/common/config.cpp diff --git a/src/common/config.cpp b/src/common/config.cpp index 2afb70d05e..1b614016b2 100644 --- a/src/common/config.cpp +++ b/src/common/config.cpp @@ -1,105 +1,254 @@ /////////////////////////////////////////////////////////////////////////////// // Name: config.cpp -// Purpose: implementation of wxConfig class +// Purpose: implementation of wxConfigBase class // Author: Vadim Zeitlin -// Modified by: +// Modified by: // Created: 07.04.98 // RCS-ID: $Id$ -// Copyright: (c) 1997 Karsten Ballüder Ballueder@usa.net +// Copyright: (c) 1997 Karsten Ballüder Ballueder@usa.net // Vadim Zeitlin // Licence: wxWindows license /////////////////////////////////////////////////////////////////////////////// -// ============================================================================ -// declarations -// ============================================================================ - // ---------------------------------------------------------------------------- // headers // ---------------------------------------------------------------------------- #ifdef __GNUG__ - #pragma implementation "config.h" + #pragma implementation "confbase.h" #endif -#include "wx/wxprec.h" +#include "wx/wxprec.h" #ifdef __BORLANDC__ #pragma hdrstop #endif //__BORLANDC__ -#ifndef WX_PRECOMP - #include - #include -#endif //WX_PRECOMP +#ifndef wxUSE_CONFIG_NATIVE + #define wxUSE_CONFIG_NATIVE 1 +#endif + +#if wxUSE_CONFIG && ((wxUSE_FILE && wxUSE_TEXTFILE) || wxUSE_CONFIG_NATIVE) -#include -#include -#include -#include -#include -#include +#include "wx/app.h" +#include "wx/file.h" +#include "wx/log.h" +#include "wx/textfile.h" +#include "wx/utils.h" +#include "wx/log.h" +#include "wx/utils.h" +#include "wx/intl.h" -#include // for isalnum() +#include "wx/config.h" + +#include +#include +#include // ---------------------------------------------------------------------------- // global and class static variables // ---------------------------------------------------------------------------- -wxConfig *wxConfig::ms_pConfig = NULL; +wxConfigBase *wxConfigBase::ms_pConfig = NULL; +bool wxConfigBase::ms_bAutoCreate = TRUE; // ============================================================================ // implementation // ============================================================================ // ---------------------------------------------------------------------------- -// wxConfig +// wxConfigBase // ---------------------------------------------------------------------------- -wxConfig::~wxConfig() + +// Not all args will always be used by derived classes, but including them all +// in each class ensures compatibility. +wxConfigBase::wxConfigBase(const wxString& appName, + const wxString& vendorName, + const wxString& WXUNUSED(localFilename), + const wxString& WXUNUSED(globalFilename), + long style) + : m_appName(appName), m_vendorName(vendorName), m_style(style) +{ + m_bExpandEnvVars = TRUE; m_bRecordDefaults = FALSE; +} + +wxConfigBase::~wxConfigBase() { } -wxConfig *wxConfig::Set(wxConfig *pConfig) +wxConfigBase *wxConfigBase::Set(wxConfigBase *pConfig) { - wxConfig *pOld = ms_pConfig; + wxConfigBase *pOld = ms_pConfig; ms_pConfig = pConfig; return pOld; } -void wxConfig::Create() +wxConfigBase *wxConfigBase::Create() { - ms_pConfig = wxTheApp->CreateConfig(); + if ( ms_bAutoCreate && ms_pConfig == NULL ) { + ms_pConfig = + #if defined(__WXMSW__) && wxUSE_CONFIG_NATIVE + #ifdef __WIN32__ + new wxRegConfig(wxTheApp->GetAppName(), wxTheApp->GetVendorName()); + #else //WIN16 + new wxIniConfig(wxTheApp->GetAppName(), wxTheApp->GetVendorName()); + #endif + #else // either we're under Unix or wish to use files even under Windows + new wxFileConfig(wxTheApp->GetAppName()); + #endif + } + + return ms_pConfig; } -const char *wxConfig::Read(const char *szKey, const char *szDefault) const +wxString wxConfigBase::Read(const wxString& key, const wxString& defVal) const { - static char s_szBuf[1024]; wxString s; - Read(&s, szKey, szDefault); - strncpy(s_szBuf, s, WXSIZEOF(s_szBuf)); + Read(key, &s, defVal); + return s; +} - return s_szBuf; +bool wxConfigBase::Read(const wxString& key, wxString *str, const wxString& defVal) const +{ + if (!Read(key, str)) + { + *str = ExpandEnvVars(defVal); + return FALSE; + } + else + return TRUE; +} + +bool wxConfigBase::Read(const wxString& key, long *pl, long defVal) const +{ + if (!Read(key, pl)) + { + *pl = defVal; + return FALSE; + } + else + return TRUE; +} + +bool wxConfigBase::Read(const wxString& key, double* val) const +{ + wxString str; + if ( Read(key, &str) ) + { + return str.ToDouble(val); + } + + return FALSE; +} + +bool wxConfigBase::Read(const wxString& key, double* val, double defVal) const +{ + if (!Read(key, val)) + { + *val = defVal; + return FALSE; + } + else + return TRUE; +} + +bool wxConfigBase::Read(const wxString& key, bool* val) const +{ + long l; + if (Read(key, & l)) + { + *val = (l != 0); + return TRUE; + } + else + return FALSE; +} + +bool wxConfigBase::Read(const wxString& key, bool* val, bool defVal) const +{ + if (!Read(key, val)) + { + *val = defVal; + return FALSE; + } + else + return TRUE; +} + +// Convenience functions + +bool wxConfigBase::Read(const wxString& key, int *pi) const +{ + long l; + bool ret = Read(key, &l); + if (ret) + *pi = (int) l; + return ret; +} + +bool wxConfigBase::Read(const wxString& key, int *pi, int defVal) const +{ + long l; + bool ret = Read(key, &l, (long) defVal); + if (ret) + *pi = (int) l; + return ret; +} + +bool wxConfigBase::Write(const wxString& key, double val) +{ + wxString str; + str.Printf(wxT("%g"), val); + return Write(key, str); +} + +bool wxConfigBase::Write(const wxString& key, bool value) +{ + return Write(key, value ? 1l : 0l); +} + +bool wxConfigBase::Write(const wxString& key, const wxChar *value) +{ + // explicit cast needed, otherwise value would have been converted to bool + return Write(key, wxString(value)); +} + +wxString wxConfigBase::ExpandEnvVars(const wxString& str) const +{ + wxString tmp; // Required for BC++ + if (IsExpandingEnvVars()) + tmp = wxExpandEnvVars(str); + else + tmp = str; + return tmp; } // ---------------------------------------------------------------------------- -// Config::PathChanger +// wxConfigPathChanger // ---------------------------------------------------------------------------- -wxConfig::PathChanger::PathChanger(const wxConfig *pContainer, +wxConfigPathChanger::wxConfigPathChanger(const wxConfigBase *pContainer, const wxString& strEntry) { - m_pContainer = (wxConfig *)pContainer; - wxString strPath = strEntry.Before(APPCONF_PATH_SEPARATOR); + m_pContainer = (wxConfigBase *)pContainer; - // special case of "/keyname" when there is nothing before "/" - if ( strPath.IsEmpty() && strEntry[0] == APPCONF_PATH_SEPARATOR ) - strPath = APPCONF_PATH_SEPARATOR; + // the path is everything which precedes the last slash + wxString strPath = strEntry.BeforeLast(wxCONFIG_PATH_SEPARATOR); + + // except in the special case of "/keyname" when there is nothing before "/" + if ( strPath.IsEmpty() && + ((!strEntry.IsEmpty()) && strEntry[0] == wxCONFIG_PATH_SEPARATOR) ) + { + strPath = wxCONFIG_PATH_SEPARATOR; + } if ( !strPath.IsEmpty() ) { // do change the path m_bChanged = TRUE; - m_strName = strEntry.Right(APPCONF_PATH_SEPARATOR); + m_strName = strEntry.AfterLast(wxCONFIG_PATH_SEPARATOR); m_strOldPath = m_pContainer->GetPath(); - m_strOldPath += APPCONF_PATH_SEPARATOR; + if ( m_strOldPath.Len() == 0 || + m_strOldPath.Last() != wxCONFIG_PATH_SEPARATOR ) + m_strOldPath += wxCONFIG_PATH_SEPARATOR; m_pContainer->SetPath(strPath); } else { @@ -109,7 +258,7 @@ wxConfig::PathChanger::PathChanger(const wxConfig *pContainer, } } -wxConfig::PathChanger::~PathChanger() +wxConfigPathChanger::~wxConfigPathChanger() { // only restore path if it was changed if ( m_bChanged ) { @@ -124,33 +273,34 @@ wxConfig::PathChanger::~PathChanger() // understands both Unix and Windows (but only under Windows) environment // variables expansion: i.e. $var, $(var) and ${var} are always understood // and in addition under Windows %var% is also. -wxString ExpandEnvVars(const wxString& str) +wxString wxExpandEnvVars(const wxString& str) { wxString strResult; + strResult.Alloc(str.Len()); // don't change the values the enum elements: they must be equal // to the matching [closing] delimiter. enum Bracket - { - Bracket_None, - Bracket_Normal = ')', - Bracket_Curly = '}', -#ifdef __WINDOWS__ - Bracket_Windows = '%' // yeah, Windows people are a bit strange ;-) + { + Bracket_None, + Bracket_Normal = ')', + Bracket_Curly = '}' +#ifdef __WXMSW__ + ,Bracket_Windows = '%' // yeah, Windows people are a bit strange ;-) #endif }; - uint m; - for ( uint n = 0; n < str.Len(); n++ ) { + size_t m; + for ( size_t n = 0; n < str.Len(); n++ ) { switch ( str[n] ) { -#ifdef __WINDOWS__ - case '%': +#ifdef __WXMSW__ + case wxT('%'): #endif //WINDOWS - case '$': + case wxT('$'): { Bracket bracket; - #ifdef __WINDOWS__ - if ( str[n] == '%' ) + #ifdef __WXMSW__ + if ( str[n] == wxT('%') ) bracket = Bracket_Windows; else #endif //WINDOWS @@ -159,12 +309,12 @@ wxString ExpandEnvVars(const wxString& str) } else { switch ( str[n + 1] ) { - case '(': - bracket = Bracket_Normal; + case wxT('('): + bracket = Bracket_Normal; n++; // skip the bracket break; - case '{': + case wxT('{'): bracket = Bracket_Curly; n++; // skip the bracket break; @@ -176,18 +326,18 @@ wxString ExpandEnvVars(const wxString& str) m = n + 1; - while ( m < str.Len() && (isalnum(str[m]) || str[m] == '_') ) + while ( m < str.Len() && (wxIsalnum(str[m]) || str[m] == wxT('_')) ) m++; wxString strVarName(str.c_str() + n + 1, m - n - 1); - const char *pszValue = getenv(strVarName); + const wxChar *pszValue = wxGetenv(strVarName); if ( pszValue != NULL ) { strResult += pszValue; } else { // variable doesn't exist => don't change anything - #ifdef __WINDOWS__ + #ifdef __WXMSW__ if ( bracket != Bracket_Windows ) #endif if ( bracket != Bracket_None ) @@ -198,11 +348,11 @@ wxString ExpandEnvVars(const wxString& str) // check the closing bracket if ( bracket != Bracket_None ) { if ( m == str.Len() || str[m] != (char)bracket ) { - wxLogWarning("missing '%c' at position %d in '%s'.", + wxLogWarning(_("Environment variables expansion failed: missing '%c' at position %d in '%s'."), (char)bracket, m + 1, str.c_str()); } else { - // skip closing bracket + // skip closing bracket unless the variables wasn't expanded if ( pszValue == NULL ) strResult << (char)bracket; m++; @@ -214,8 +364,13 @@ wxString ExpandEnvVars(const wxString& str) break; case '\\': - n++; - // fall through + // backslash can be used to suppress special meaning of % and $ + if ( n != str.Len() && (str[n + 1] == wxT('%') || str[n + 1] == wxT('$')) ) { + strResult += str[++n]; + + break; + } + //else: fall through default: strResult += str[n]; @@ -226,23 +381,25 @@ wxString ExpandEnvVars(const wxString& str) } // this function is used to properly interpret '..' in path -void SplitPath(wxArrayString& aParts, const char *sz) +void wxSplitPath(wxArrayString& aParts, const wxChar *sz) { aParts.Empty(); wxString strCurrent; - const char *pc = sz; + const wxChar *pc = sz; for ( ;; ) { - if ( *pc == '\0' || *pc == APPCONF_PATH_SEPARATOR ) { - if ( strCurrent == "." ) { + if ( *pc == wxT('\0') || *pc == wxCONFIG_PATH_SEPARATOR ) { + if ( strCurrent == wxT(".") ) { // ignore } - else if ( strCurrent == ".." ) { + else if ( strCurrent == wxT("..") ) { // go up one level if ( aParts.IsEmpty() ) - wxLogWarning("'%s' has extra '..', ignored.", sz); + wxLogWarning(_("'%s' has extra '..', ignored."), sz); else aParts.Remove(aParts.Count() - 1); + + strCurrent.Empty(); } else if ( !strCurrent.IsEmpty() ) { aParts.Add(strCurrent); @@ -251,8 +408,8 @@ void SplitPath(wxArrayString& aParts, const char *sz) //else: // could log an error here, but we prefer to ignore extra '/' - if ( *pc == '\0' ) - return; + if ( *pc == wxT('\0') ) + break; } else strCurrent += *pc; @@ -261,3 +418,5 @@ void SplitPath(wxArrayString& aParts, const char *sz) } } +#endif // wxUSE_CONFIG +