+wxConfigBase::~wxConfigBase()
+{
+}
+
+wxConfigBase *wxConfigBase::Set(wxConfigBase *pConfig)
+{
+ wxConfigBase *pOld = ms_pConfig;
+ ms_pConfig = pConfig;
+ return pOld;
+}
+
+wxConfigBase *wxConfigBase::Create()
+{
+ 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;
+}
+
+// ----------------------------------------------------------------------------
+// wxConfigBase reading entries
+// ----------------------------------------------------------------------------
+
+// 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; \
+ }
+
+
+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
+{
+ 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") );
+
+ *pi = (int)l;
+
+ return TRUE;
+}
+
+bool wxConfigBase::DoReadBool(const wxString& key, bool* val) const
+{
+ wxCHECK_MSG( val, FALSE, _T("wxConfig::Read(): NULL parameter") );
+
+ long l;
+ 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::DoReadDouble(const wxString& key, double* val) const
+{
+ wxString str;
+ if ( Read(key, &str) )
+ {
+ return str.ToDouble(val);
+ }
+
+ return FALSE;
+}
+
+// string reading helper
+wxString wxConfigBase::ExpandEnvVars(const wxString& str) const
+{
+ wxString tmp; // Required for BC++
+ if (IsExpandingEnvVars())
+ tmp = wxExpandEnvVars(str);
+ else
+ tmp = str;
+ 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
+// ----------------------------------------------------------------------------
+
+wxConfigPathChanger::wxConfigPathChanger(const wxConfigBase *pContainer,
+ const wxString& strEntry)
+{
+ m_pContainer = (wxConfigBase *)pContainer;
+
+ // 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.AfterLast(wxCONFIG_PATH_SEPARATOR);
+ m_strOldPath = m_pContainer->GetPath();
+ if ( m_strOldPath.Len() == 0 ||
+ m_strOldPath.Last() != wxCONFIG_PATH_SEPARATOR )
+ m_strOldPath += wxCONFIG_PATH_SEPARATOR;
+ m_pContainer->SetPath(strPath);
+ }
+ else {
+ // it's a name only, without path - nothing to do
+ m_bChanged = FALSE;
+ m_strName = strEntry;
+ }
+}
+
+wxConfigPathChanger::~wxConfigPathChanger()
+{
+ // only restore path if it was changed
+ if ( m_bChanged ) {
+ m_pContainer->SetPath(m_strOldPath);
+ }
+}
+
+#endif // wxUSE_CONFIG
+
projects / wxWidgets.git / blobdiff