X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/08159082b5d9335f9709c0cc06a9ff0aaf15e274..6bb000ec67f671142ba67feaddbaeddd2b575811:/src/common/config.cpp diff --git a/src/common/config.cpp b/src/common/config.cpp index 9551a9b94c..9b5612a4b0 100644 --- a/src/common/config.cpp +++ b/src/common/config.cpp @@ -7,50 +7,42 @@ // RCS-ID: $Id$ // Copyright: (c) 1997 Karsten Ballüder Ballueder@usa.net // Vadim Zeitlin -// Licence: wxWindows license +// Licence: wxWindows licence /////////////////////////////////////////////////////////////////////////////// // ---------------------------------------------------------------------------- // headers // ---------------------------------------------------------------------------- -#ifdef __GNUG__ - #pragma implementation "confbase.h" +#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA) + #pragma implementation "confbase.h" #endif -#include "wx/wxprec.h" - -#ifndef WX_PRECOMP -#include "wx/wx.h" -#endif - -#include - -#ifdef wxUSE_CONFIG +#include "wx/wxprec.h" #ifdef __BORLANDC__ #pragma hdrstop #endif //__BORLANDC__ -#include -#include -#include -#include -#include - -// we must include (one of) these files for wxConfigBase::Create -#if defined(__WXMSW__) && defined(wxCONFIG_WIN32_NATIVE) - #ifdef __WIN32__ - #include - #else //WIN16 - #include - #endif -#else // either we're under Unix or wish to use files even under Windows - #include +#ifndef wxUSE_CONFIG_NATIVE + #define wxUSE_CONFIG_NATIVE 1 #endif -#include -#include -#include // for isalnum() +#include "wx/config.h" +#include "wx/intl.h" +#include "wx/log.h" + +#if wxUSE_CONFIG && ((wxUSE_FILE && wxUSE_TEXTFILE) || wxUSE_CONFIG_NATIVE) + +#include "wx/app.h" +#include "wx/file.h" +#include "wx/textfile.h" +#include "wx/utils.h" +#include "wx/utils.h" + +#include +#include +#include +#include // for INT_MAX // ---------------------------------------------------------------------------- // global and class static variables @@ -67,13 +59,21 @@ bool wxConfigBase::ms_bAutoCreate = TRUE; // wxConfigBase // ---------------------------------------------------------------------------- -// 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) +// 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() { - m_bExpandEnvVars = TRUE; m_bRecordDefaults = FALSE; } wxConfigBase *wxConfigBase::Set(wxConfigBase *pConfig) @@ -87,7 +87,7 @@ wxConfigBase *wxConfigBase::Create() { if ( ms_bAutoCreate && ms_pConfig == NULL ) { ms_pConfig = - #if defined(__WXMSW__) && defined(wxCONFIG_WIN32_NATIVE) + #if defined(__WXMSW__) && wxUSE_CONFIG_NATIVE #ifdef __WIN32__ new wxRegConfig(wxTheApp->GetAppName(), wxTheApp->GetVendorName()); #else //WIN16 @@ -101,113 +101,99 @@ wxConfigBase *wxConfigBase::Create() return ms_pConfig; } -wxString wxConfigBase::Read(const wxString& key, const wxString& defVal) const -{ - wxString s; - Read(key, &s, defVal); - return s; -} +// ---------------------------------------------------------------------------- +// wxConfigBase reading entries +// ---------------------------------------------------------------------------- -bool wxConfigBase::Read(const wxString& key, wxString *str, const wxString& defVal) const -{ - if (!Read(key, str)) - { - *str = ExpandEnvVars(defVal); - return FALSE; +// implement both Read() overloads for the given type in terms of DoRead() +#define IMPLEMENT_READ_FOR_TYPE(name, type, deftype, extra) \ + bool wxConfigBase::Read(const wxString& key, type *val) const \ + { \ + wxCHECK_MSG( val, FALSE, _T("wxConfig::Read(): NULL parameter") ); \ + \ + if ( !DoRead##name(key, val) ) \ + return FALSE; \ + \ + *val = extra(*val); \ + \ + return TRUE; \ + } \ + \ + bool wxConfigBase::Read(const wxString& key, \ + type *val, \ + deftype defVal) const \ + { \ + wxCHECK_MSG( val, FALSE, _T("wxConfig::Read(): NULL parameter") ); \ + \ + bool read = DoRead##name(key, val); \ + if ( !read ) \ + { \ + if ( IsRecordingDefaults() ) \ + { \ + ((wxConfigBase *)this)->DoWrite##name(key, defVal); \ + } \ + \ + *val = defVal; \ + } \ + \ + *val = extra(*val); \ + \ + return read; \ } - 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)) - { - *val = atof(str); - return TRUE; - } - else - return FALSE; -} +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) -bool wxConfigBase::Read(const wxString& key, double* val, double defVal) const -{ - if (!Read(key, val)) - { - *val = defVal; - return FALSE; - } - else - return TRUE; -} +#undef IMPLEMENT_READ_FOR_TYPE -bool wxConfigBase::Read(const wxString& key, bool* val) const +// 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 { + wxCHECK_MSG( pi, FALSE, _T("wxConfig::Read(): NULL parameter") ); + long l; - if (Read(key, & l)) - { - *val = (l != 0); - return TRUE; - } - else + if ( !DoReadLong(key, &l) ) return FALSE; -} -bool wxConfigBase::Read(const wxString& key, bool* val, bool defVal) const -{ - if (!Read(key, val)) - { - *val = defVal; - return FALSE; - } - else - return TRUE; -} + wxASSERT_MSG( l < INT_MAX, _T("overflow in wxConfig::DoReadInt") ); -// Convenience functions + *pi = (int)l; -bool wxConfigBase::Read(const wxString& key, int *pi) const -{ - long l; - bool ret = Read(key, &l); - if (ret) - *pi = (int) l; - return ret; + return TRUE; } -bool wxConfigBase::Read(const wxString& key, int *pi, int defVal) const +bool wxConfigBase::DoReadBool(const wxString& key, bool* val) const { + wxCHECK_MSG( val, FALSE, _T("wxConfig::Read(): NULL parameter") ); + long l; - bool ret = Read(key, &l, (long) defVal); - *pi = (int) l; - return ret; + if ( !DoReadLong(key, &l) ) + return FALSE; + + wxASSERT_MSG( l == 0 || l == 1, _T("bad bool value in wxConfig::DoReadInt") ); + + *val = l != 0; + + return TRUE; } -bool wxConfigBase::Write(const wxString& key, double val) +bool wxConfigBase::DoReadDouble(const wxString& key, double* val) const { wxString str; - str.Printf("%f", val); - return Write(key, str); -} + if ( Read(key, &str) ) + { + return str.ToDouble(val); + } -bool wxConfigBase::Write(const wxString& key, bool value) -{ - long l = (value ? 1 : 0); - return Write(key, l); + return FALSE; } +// string reading helper wxString wxConfigBase::ExpandEnvVars(const wxString& str) const { wxString tmp; // Required for BC++ @@ -218,6 +204,25 @@ wxString wxConfigBase::ExpandEnvVars(const wxString& str) const return tmp; } +// ---------------------------------------------------------------------------- +// wxConfigBase writing +// ---------------------------------------------------------------------------- + +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); +} + // ---------------------------------------------------------------------------- // wxConfigPathChanger // ---------------------------------------------------------------------------- @@ -242,7 +247,9 @@ wxConfigPathChanger::wxConfigPathChanger(const wxConfigBase *pContainer, m_bChanged = TRUE; m_strName = strEntry.AfterLast(wxCONFIG_PATH_SEPARATOR); m_strOldPath = m_pContainer->GetPath(); - m_strOldPath += wxCONFIG_PATH_SEPARATOR; + if ( m_strOldPath.Len() == 0 || + m_strOldPath.Last() != wxCONFIG_PATH_SEPARATOR ) + m_strOldPath += wxCONFIG_PATH_SEPARATOR; m_pContainer->SetPath(strPath); } else { @@ -260,6 +267,8 @@ wxConfigPathChanger::~wxConfigPathChanger() } } +#endif // wxUSE_CONFIG + // ---------------------------------------------------------------------------- // static & global functions // ---------------------------------------------------------------------------- @@ -278,23 +287,24 @@ wxString wxExpandEnvVars(const wxString& str) { Bracket_None, Bracket_Normal = ')', - Bracket_Curly = '}' + Bracket_Curly = '}', #ifdef __WXMSW__ - ,Bracket_Windows = '%' // yeah, Windows people are a bit strange ;-) + Bracket_Windows = '%', // yeah, Windows people are a bit strange ;-) #endif + Bracket_Max }; size_t m; for ( size_t n = 0; n < str.Len(); n++ ) { switch ( str[n] ) { #ifdef __WXMSW__ - case '%': + case wxT('%'): #endif //WINDOWS - case '$': + case wxT('$'): { Bracket bracket; #ifdef __WXMSW__ - if ( str[n] == '%' ) + if ( str[n] == wxT('%') ) bracket = Bracket_Windows; else #endif //WINDOWS @@ -303,12 +313,12 @@ wxString wxExpandEnvVars(const wxString& str) } else { switch ( str[n + 1] ) { - case '(': + case wxT('('): bracket = Bracket_Normal; n++; // skip the bracket break; - case '{': + case wxT('{'): bracket = Bracket_Curly; n++; // skip the bracket break; @@ -320,12 +330,16 @@ wxString wxExpandEnvVars(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); +#ifdef __WXWINCE__ + const wxChar *pszValue = NULL; +#else + const wxChar *pszValue = wxGetenv(strVarName); +#endif if ( pszValue != NULL ) { strResult += pszValue; } @@ -342,9 +356,16 @@ wxString wxExpandEnvVars(const wxString& str) // check the closing bracket if ( bracket != Bracket_None ) { if ( m == str.Len() || str[m] != (char)bracket ) { - wxLogWarning(_("Environment variables expansion failed: " - "missing '%c' at position %d in '%s'."), - (char)bracket, m + 1, str.c_str()); + // under MSW it's common to have '%' characters in the registry + // and it's annoying to have warnings about them each time, so + // ignroe them silently if they are not used for env vars + // + // under Unix, OTOH, this warning could be useful for the user to + // understand why isn't the variable expanded as intended + #ifndef __WXMSW__ + wxLogWarning(_("Environment variables expansion failed: missing '%c' at position %d in '%s'."), + (char)bracket, m + 1, str.c_str()); + #endif // __WXMSW__ } else { // skip closing bracket unless the variables wasn't expanded @@ -360,7 +381,7 @@ wxString wxExpandEnvVars(const wxString& str) case '\\': // backslash can be used to suppress special meaning of % and $ - if ( n != str.Len() && (str[n + 1] == '%' || str[n + 1] == '$') ) { + if ( n != str.Len() && (str[n + 1] == wxT('%') || str[n + 1] == wxT('$')) ) { strResult += str[++n]; break; @@ -376,35 +397,35 @@ wxString wxExpandEnvVars(const wxString& str) } // this function is used to properly interpret '..' in path -void wxSplitPath(wxArrayString& aParts, const char *sz) +void wxSplitPath(wxArrayString& aParts, const wxChar *sz) { - aParts.Empty(); + aParts.clear(); wxString strCurrent; - const char *pc = sz; + const wxChar *pc = sz; for ( ;; ) { - if ( *pc == '\0' || *pc == wxCONFIG_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() ) + if ( aParts.size() == 0 ) wxLogWarning(_("'%s' has extra '..', ignored."), sz); else - aParts.Remove(aParts.Count() - 1); + aParts.erase(aParts.end() - 1); strCurrent.Empty(); } else if ( !strCurrent.IsEmpty() ) { - aParts.Add(strCurrent); + aParts.push_back(strCurrent); strCurrent.Empty(); } //else: // could log an error here, but we prefer to ignore extra '/' - if ( *pc == '\0' ) - return; + if ( *pc == wxT('\0') ) + break; } else strCurrent += *pc; @@ -413,7 +434,4 @@ void wxSplitPath(wxArrayString& aParts, const char *sz) } } -#endif - - // wxUSE_CONFIG