X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/457e6c54a28bc20cf347ba921755d7d5b296aa2a..fde5a86bdac3b4286b48620ec5c1ee9be01b4549:/src/common/variant.cpp diff --git a/src/common/variant.cpp b/src/common/variant.cpp index 491cf8c470..859f722a79 100644 --- a/src/common/variant.cpp +++ b/src/common/variant.cpp @@ -36,13 +36,18 @@ #endif #include "wx/string.h" +#include "wx/tokenzr.h" + #include "wx/variant.h" +#if wxUSE_TIMEDATE IMPLEMENT_DYNAMIC_CLASS(wxDate, wxObject) IMPLEMENT_DYNAMIC_CLASS(wxTime, wxObject) wxTime::tFormat wxTime::ms_Format = wxTime::wx12h; wxTime::tPrecision wxTime::ms_Precision = wxTime::wxStdMinSec; +wxChar wxTime::ms_bufTime[128]; +#endif IMPLEMENT_ABSTRACT_CLASS(wxVariantData, wxObject) @@ -66,11 +71,11 @@ public: virtual void Copy(wxVariantData& data); virtual bool Eq(wxVariantData& data) const; #if wxUSE_STD_IOSTREAM - virtual bool Write(ostream& str) const; + virtual bool Write(wxSTD ostream& str) const; #endif virtual bool Write(wxString& str) const; #if wxUSE_STD_IOSTREAM - virtual bool Read(istream& str); + virtual bool Read(wxSTD istream& str); #endif virtual bool Read(wxString& str); virtual wxString GetType() const { return wxT("list"); }; @@ -154,7 +159,7 @@ bool wxVariantDataList::Eq(wxVariantData& data) const } #if wxUSE_STD_IOSTREAM -bool wxVariantDataList::Write(ostream& str) const +bool wxVariantDataList::Write(wxSTD ostream& str) const { wxString s; Write(s); @@ -181,7 +186,7 @@ bool wxVariantDataList::Write(wxString& str) const } #if wxUSE_STD_IOSTREAM -bool wxVariantDataList::Read(istream& WXUNUSED(str)) +bool wxVariantDataList::Read(wxSTD istream& WXUNUSED(str)) { wxFAIL_MSG(wxT("Unimplemented")); // TODO @@ -213,11 +218,11 @@ public: virtual void Copy(wxVariantData& data); virtual bool Eq(wxVariantData& data) const; #if wxUSE_STD_IOSTREAM - virtual bool Write(ostream& str) const; + virtual bool Write(wxSTD ostream& str) const; #endif virtual bool Write(wxString& str) const; #if wxUSE_STD_IOSTREAM - virtual bool Read(istream& str); + virtual bool Read(wxSTD istream& str); #endif virtual bool Read(wxString& str); virtual wxString GetType() const { return wxT("stringlist"); }; @@ -263,7 +268,7 @@ bool wxVariantDataStringList::Eq(wxVariantData& data) const } #if wxUSE_STD_IOSTREAM -bool wxVariantDataStringList::Write(ostream& str) const +bool wxVariantDataStringList::Write(wxSTD ostream& str) const { wxString s; Write(s); @@ -289,7 +294,7 @@ bool wxVariantDataStringList::Write(wxString& str) const } #if wxUSE_STD_IOSTREAM -bool wxVariantDataStringList::Read(istream& WXUNUSED(str)) +bool wxVariantDataStringList::Read(wxSTD istream& WXUNUSED(str)) { wxFAIL_MSG(wxT("Unimplemented")); // TODO @@ -324,8 +329,8 @@ public: virtual bool Read(wxString& str); virtual bool Write(wxString& str) const; #if wxUSE_STD_IOSTREAM - virtual bool Read(istream& str); - virtual bool Write(ostream& str) const; + virtual bool Read(wxSTD istream& str); + virtual bool Write(wxSTD ostream& str) const; #endif #if wxUSE_STREAMS virtual bool Read(wxInputStream& str); @@ -359,7 +364,7 @@ bool wxVariantDataLong::Eq(wxVariantData& data) const } #if wxUSE_STD_IOSTREAM -bool wxVariantDataLong::Write(ostream& str) const +bool wxVariantDataLong::Write(wxSTD ostream& str) const { wxString s; Write(s); @@ -375,7 +380,7 @@ bool wxVariantDataLong::Write(wxString& str) const } #if wxUSE_STD_IOSTREAM -bool wxVariantDataLong::Read(istream& str) +bool wxVariantDataLong::Read(wxSTD istream& str) { str >> m_value; return TRUE; @@ -423,11 +428,11 @@ public: virtual bool Eq(wxVariantData& data) const; virtual bool Read(wxString& str); #if wxUSE_STD_IOSTREAM - virtual bool Write(ostream& str) const; + virtual bool Write(wxSTD ostream& str) const; #endif virtual bool Write(wxString& str) const; #if wxUSE_STD_IOSTREAM - virtual bool Read(istream& str); + virtual bool Read(wxSTD istream& str); #endif #if wxUSE_STREAMS virtual bool Read(wxInputStream& str); @@ -460,7 +465,7 @@ bool wxVariantDataReal::Eq(wxVariantData& data) const } #if wxUSE_STD_IOSTREAM -bool wxVariantDataReal::Write(ostream& str) const +bool wxVariantDataReal::Write(wxSTD ostream& str) const { wxString s; Write(s); @@ -476,7 +481,7 @@ bool wxVariantDataReal::Write(wxString& str) const } #if wxUSE_STD_IOSTREAM -bool wxVariantDataReal::Read(istream& str) +bool wxVariantDataReal::Read(wxSTD istream& str) { str >> m_value; return TRUE; @@ -523,12 +528,12 @@ public: virtual void Copy(wxVariantData& data); virtual bool Eq(wxVariantData& data) const; #if wxUSE_STD_IOSTREAM - virtual bool Write(ostream& str) const; + virtual bool Write(wxSTD ostream& str) const; #endif virtual bool Write(wxString& str) const; virtual bool Read(wxString& str); #if wxUSE_STD_IOSTREAM - virtual bool Read(istream& str); + virtual bool Read(wxSTD istream& str); #endif #if wxUSE_STREAMS virtual bool Read(wxInputStream& str); @@ -561,7 +566,7 @@ bool wxVariantDataBool::Eq(wxVariantData& data) const } #if wxUSE_STD_IOSTREAM -bool wxVariantDataBool::Write(ostream& str) const +bool wxVariantDataBool::Write(wxSTD ostream& str) const { wxString s; Write(s); @@ -577,7 +582,7 @@ bool wxVariantDataBool::Write(wxString& str) const } #if wxUSE_STD_IOSTREAM -bool wxVariantDataBool::Read(istream& WXUNUSED(str)) +bool wxVariantDataBool::Read(wxSTD istream& WXUNUSED(str)) { wxFAIL_MSG(wxT("Unimplemented")); // str >> (long) m_value; @@ -590,7 +595,7 @@ bool wxVariantDataBool::Write(wxOutputStream& str) const { wxTextOutputStream s(str); - s.Write8(m_value); + s.Write8(m_value); return TRUE; } @@ -627,8 +632,8 @@ public: virtual void Copy(wxVariantData& data); virtual bool Eq(wxVariantData& data) const; #if wxUSE_STD_IOSTREAM - virtual bool Read(istream& str); - virtual bool Write(ostream& str) const; + virtual bool Read(wxSTD istream& str); + virtual bool Write(wxSTD ostream& str) const; #endif virtual bool Read(wxString& str); virtual bool Write(wxString& str) const; @@ -663,7 +668,7 @@ bool wxVariantDataChar::Eq(wxVariantData& data) const } #if wxUSE_STD_IOSTREAM -bool wxVariantDataChar::Write(ostream& str) const +bool wxVariantDataChar::Write(wxSTD ostream& str) const { wxString s; Write(s); @@ -679,7 +684,7 @@ bool wxVariantDataChar::Write(wxString& str) const } #if wxUSE_STD_IOSTREAM -bool wxVariantDataChar::Read(istream& WXUNUSED(str)) +bool wxVariantDataChar::Read(wxSTD istream& WXUNUSED(str)) { wxFAIL_MSG(wxT("Unimplemented")); // str >> m_value; @@ -737,12 +742,12 @@ public: virtual void Copy(wxVariantData& data); virtual bool Eq(wxVariantData& data) const; #if wxUSE_STD_IOSTREAM - virtual bool Write(ostream& str) const; + virtual bool Write(wxSTD ostream& str) const; #endif virtual bool Read(wxString& str); virtual bool Write(wxString& str) const; #if wxUSE_STD_IOSTREAM - virtual bool Read(istream& str); + virtual bool Read(wxSTD istream& str); #endif #if wxUSE_STREAMS virtual bool Read(wxInputStream& str); @@ -773,7 +778,7 @@ bool wxVariantDataString::Eq(wxVariantData& data) const } #if wxUSE_STD_IOSTREAM -bool wxVariantDataString::Write(ostream& str) const +bool wxVariantDataString::Write(wxSTD ostream& str) const { str << (const char*) m_value.mb_str(); return TRUE; @@ -787,7 +792,7 @@ bool wxVariantDataString::Write(wxString& str) const } #if wxUSE_STD_IOSTREAM -bool wxVariantDataString::Read(istream& str) +bool wxVariantDataString::Read(wxSTD istream& str) { str >> m_value; return TRUE; @@ -844,11 +849,11 @@ public: virtual void Copy(wxVariantData& data); virtual bool Eq(wxVariantData& data) const; #if wxUSE_STD_IOSTREAM - virtual bool Write(ostream& str) const; + virtual bool Write(wxSTD ostream& str) const; #endif virtual bool Write(wxString& str) const; #if wxUSE_STD_IOSTREAM - virtual bool Read(istream& str); + virtual bool Read(wxSTD istream& str); #endif virtual bool Read(wxString& str); virtual wxString GetType() const { return wxT("time"); }; @@ -879,7 +884,7 @@ bool wxVariantDataTime::Eq(wxVariantData& data) const } #if wxUSE_STD_IOSTREAM -bool wxVariantDataTime::Write(ostream& str) const +bool wxVariantDataTime::Write(wxSTD ostream& str) const { wxString s; Write(s); @@ -896,7 +901,7 @@ bool wxVariantDataTime::Write(wxString& str) const } #if wxUSE_STD_IOSTREAM -bool wxVariantDataTime::Read(istream& WXUNUSED(str)) +bool wxVariantDataTime::Read(wxSTD istream& WXUNUSED(str)) { // Not implemented return FALSE; @@ -926,11 +931,11 @@ public: virtual void Copy(wxVariantData& data); virtual bool Eq(wxVariantData& data) const; #if wxUSE_STD_IOSTREAM - virtual bool Write(ostream& str) const; + virtual bool Write(wxSTD ostream& str) const; #endif virtual bool Write(wxString& str) const; #if wxUSE_STD_IOSTREAM - virtual bool Read(istream& str); + virtual bool Read(wxSTD istream& str); #endif virtual bool Read(wxString& str); virtual wxString GetType() const { return wxT("date"); }; @@ -961,7 +966,7 @@ bool wxVariantDataDate::Eq(wxVariantData& data) const } #if wxUSE_STD_IOSTREAM -bool wxVariantDataDate::Write(ostream& str) const +bool wxVariantDataDate::Write(wxSTD ostream& str) const { wxString s; Write(s); @@ -977,7 +982,7 @@ bool wxVariantDataDate::Write(wxString& str) const } #if wxUSE_STD_IOSTREAM -bool wxVariantDataDate::Read(istream& WXUNUSED(str)) +bool wxVariantDataDate::Read(wxSTD istream& WXUNUSED(str)) { // Not implemented return FALSE; @@ -1009,11 +1014,11 @@ public: virtual void Copy(wxVariantData& data); virtual bool Eq(wxVariantData& data) const; #if wxUSE_STD_IOSTREAM - virtual bool Write(ostream& str) const; + virtual bool Write(wxSTD ostream& str) const; #endif virtual bool Write(wxString& str) const; #if wxUSE_STD_IOSTREAM - virtual bool Read(istream& str); + virtual bool Read(wxSTD istream& str); #endif virtual bool Read(wxString& str); virtual wxString GetType() const { return wxT("void*"); }; @@ -1044,7 +1049,7 @@ bool wxVariantDataVoidPtr::Eq(wxVariantData& data) const } #if wxUSE_STD_IOSTREAM -bool wxVariantDataVoidPtr::Write(ostream& str) const +bool wxVariantDataVoidPtr::Write(wxSTD ostream& str) const { wxString s; Write(s); @@ -1060,7 +1065,7 @@ bool wxVariantDataVoidPtr::Write(wxString& str) const } #if wxUSE_STD_IOSTREAM -bool wxVariantDataVoidPtr::Read(istream& WXUNUSED(str)) +bool wxVariantDataVoidPtr::Read(wxSTD istream& WXUNUSED(str)) { // Not implemented return FALSE; @@ -1073,6 +1078,201 @@ bool wxVariantDataVoidPtr::Read(wxString& WXUNUSED(str)) return FALSE; } +/* + * wxVariantDataDateTime + */ + +class wxVariantDataDateTime: public wxVariantData +{ + DECLARE_DYNAMIC_CLASS(wxVariantDataDateTime) + +public: + wxVariantDataDateTime() { } + wxVariantDataDateTime(const wxDateTime& value) { m_value = value; } +#if wxUSE_ODBC + wxVariantDataDateTime(const TIME_STRUCT* valptr) + { m_value = wxDateTime(valptr->hour, valptr->minute, valptr->second); } + wxVariantDataDateTime(const DATE_STRUCT* valptr) + { m_value = wxDateTime(valptr->day, (wxDateTime::Month) (valptr->month - 1),valptr->year); } + wxVariantDataDateTime(const TIMESTAMP_STRUCT* valptr) + { m_value = wxDateTime(valptr->day, (wxDateTime::Month) (valptr->month - 1), valptr->year, + valptr->hour, valptr->minute, valptr->second, valptr->fraction ); } +#endif //ODBC + + inline wxDateTime GetValue() const { return m_value; } + inline void SetValue(const wxDateTime& value) { m_value = value; } + + virtual void Copy(wxVariantData& data); + virtual bool Eq(wxVariantData& data) const; +#if wxUSE_STD_IOSTREAM + virtual bool Write(wxSTD ostream& str) const; +#endif + virtual bool Write(wxString& str) const; +#if wxUSE_STD_IOSTREAM + virtual bool Read(wxSTD istream& str); +#endif + virtual bool Read(wxString& str); + virtual wxString GetType() const { return wxT("datetime"); }; + virtual wxVariantData* Clone() { return new wxVariantDataDateTime; } + +protected: + wxDateTime m_value; +}; + + +IMPLEMENT_DYNAMIC_CLASS(wxVariantDataDateTime, wxVariantData) + +void wxVariantDataDateTime::Copy(wxVariantData& data) +{ + wxASSERT_MSG( (data.GetType() == wxT("datetime")), wxT("wxVariantDataDateTime::Copy: Can't copy to this type of data") ); + + wxVariantDataDateTime& otherData = (wxVariantDataDateTime&) data; + + otherData.m_value = m_value; +} + + +bool wxVariantDataDateTime::Eq(wxVariantData& data) const +{ + wxASSERT_MSG( (data.GetType() == wxT("datetime")), wxT("wxVariantDataDateTime::Eq: argument mismatch") ); + + wxVariantDataDateTime& otherData = (wxVariantDataDateTime&) data; + + return (otherData.m_value == m_value); +} + + +#if wxUSE_STD_IOSTREAM +bool wxVariantDataDateTime::Write(wxSTD ostream& str) const +{ + // Not implemented + return FALSE; +} +#endif + + +bool wxVariantDataDateTime::Write(wxString& str) const +{ + str = m_value.Format(); + return TRUE; +} + + +#if wxUSE_STD_IOSTREAM +bool wxVariantDataDateTime::Read(wxSTD istream& WXUNUSED(str)) +{ + // Not implemented + return FALSE; +} +#endif + + +bool wxVariantDataDateTime::Read(wxString& str) +{ + if(! m_value.ParseDateTime(str)) + return FALSE; + return TRUE; +} + +// ---------------------------------------------------------------------------- +// wxVariantDataArrayString +// ---------------------------------------------------------------------------- + +class wxVariantDataArrayString: public wxVariantData +{ +public: + wxVariantDataArrayString() { } + wxVariantDataArrayString(const wxArrayString& value) { m_value = value; } + + wxArrayString GetValue() const { return m_value; } + void SetValue(const wxArrayString& value) { m_value = value; } + + virtual void Copy(wxVariantData& data); + virtual bool Eq(wxVariantData& data) const; +#if wxUSE_STD_IOSTREAM + virtual bool Write(wxSTD ostream& str) const; +#endif + virtual bool Write(wxString& str) const; +#if wxUSE_STD_IOSTREAM + virtual bool Read(wxSTD istream& str); +#endif + virtual bool Read(wxString& str); + virtual wxString GetType() const { return wxT("arrstring"); }; + virtual wxVariantData* Clone() { return new wxVariantDataArrayString; } + +protected: + wxArrayString m_value; + + DECLARE_DYNAMIC_CLASS(wxVariantDataArrayString) +}; + +IMPLEMENT_DYNAMIC_CLASS(wxVariantDataArrayString, wxVariantData) + +void wxVariantDataArrayString::Copy(wxVariantData& data) +{ + wxASSERT_MSG( data.GetType() == GetType(), wxT("wxVariantDataArrayString::Copy: Can't copy to this type of data") ); + + wxVariantDataArrayString& otherData = (wxVariantDataArrayString&) data; + + otherData.m_value = m_value; +} + + +bool wxVariantDataArrayString::Eq(wxVariantData& data) const +{ + wxASSERT_MSG( data.GetType() == GetType(), wxT("wxVariantDataArrayString::Eq: argument mismatch") ); + + wxVariantDataArrayString& otherData = (wxVariantDataArrayString&) data; + + return otherData.m_value == m_value; +} + + +#if wxUSE_STD_IOSTREAM +bool wxVariantDataArrayString::Write(wxSTD ostream& str) const +{ + // Not implemented + return FALSE; +} +#endif + + +bool wxVariantDataArrayString::Write(wxString& str) const +{ + size_t count = m_value.GetCount(); + for ( size_t n = 0; n < count; n++ ) + { + if ( n ) + str += _T(';'); + + str += m_value[n]; + } + + return TRUE; +} + + +#if wxUSE_STD_IOSTREAM +bool wxVariantDataArrayString::Read(wxSTD istream& WXUNUSED(str)) +{ + // Not implemented + return FALSE; +} +#endif + + +bool wxVariantDataArrayString::Read(wxString& str) +{ + wxStringTokenizer tk(str, _T(";")); + while ( tk.HasMoreTokens() ) + { + m_value.Add(tk.GetNextToken()); + } + + return TRUE; +} + + /* * wxVariant @@ -1157,6 +1357,38 @@ wxVariant::wxVariant(void* val, const wxString& name) // Void ptr m_name = name; } +wxVariant::wxVariant(const wxDateTime& val, const wxString& name) // Date +{ + m_data = new wxVariantDataDateTime(val); + m_name = name; +} + +#if wxUSE_ODBC +wxVariant::wxVariant(const TIME_STRUCT* valptr, const wxString& name) // Date +{ + m_data = new wxVariantDataDateTime(valptr); + m_name = name; +} + +wxVariant::wxVariant(const TIMESTAMP_STRUCT* valptr, const wxString& name) // Date +{ + m_data = new wxVariantDataDateTime(valptr); + m_name = name; +} + +wxVariant::wxVariant(const DATE_STRUCT* valptr, const wxString& name) // Date +{ + m_data = new wxVariantDataDateTime(valptr); + m_name = name; +} +#endif // wxUSE_ODBC + +wxVariant::wxVariant(const wxArrayString& val, const wxString& name) // Strings +{ + m_data = new wxVariantDataArrayString(val); + m_name = name; +} + wxVariant::wxVariant(const wxVariant& variant) { if (!variant.IsNull()) @@ -1350,8 +1582,8 @@ bool wxVariant::operator== (const wxString& value) const wxString thisValue; if (!Convert(&thisValue)) return FALSE; - else - return (value == thisValue); + + return value == thisValue; } bool wxVariant::operator!= (const wxString& value) const @@ -1448,8 +1680,8 @@ bool wxVariant::operator== (const wxTime& value) const wxTime thisValue; if (!Convert(&thisValue)) return FALSE; - else - return (value == thisValue); + + return value == thisValue; } bool wxVariant::operator!= (const wxTime& value) const @@ -1476,8 +1708,8 @@ bool wxVariant::operator== (const wxDate& value) const wxDate thisValue; if (!Convert(&thisValue)) return FALSE; - else - return (value == thisValue); + + return (value == thisValue); } bool wxVariant::operator!= (const wxDate& value) const @@ -1507,7 +1739,7 @@ bool wxVariant::operator== (void* value) const bool wxVariant::operator!= (void* value) const { - return (!((*this) == value)); + return (!((*this) == (void*) value)); } void wxVariant::operator= (void* value) @@ -1524,6 +1756,94 @@ void wxVariant::operator= (void* value) } } +bool wxVariant::operator== (const wxDateTime& value) const +{ + wxDateTime thisValue; + if (!Convert(&thisValue)) + return FALSE; + + return value.IsEqualTo(thisValue); +} + +bool wxVariant::operator!= (const wxDateTime& value) const +{ + return (!((*this) == value)); +} + +void wxVariant::operator= (const wxDateTime& value) +{ + if (GetType() == wxT("datetime")) + { + ((wxVariantDataDateTime*)GetData())->SetValue(value); + } + else + { + if (m_data) + delete m_data; + m_data = new wxVariantDataDateTime(value); + } +} + +#if wxUSE_ODBC +void wxVariant::operator= (const DATE_STRUCT* value) +{ + if (m_data) + delete m_data; + m_data = new wxVariantDataDateTime(value); +} + + +void wxVariant::operator= (const TIME_STRUCT* value) +{ + if (m_data) + delete m_data; + m_data = new wxVariantDataDateTime(value); +} + + +void wxVariant::operator= (const TIMESTAMP_STRUCT* value) +{ + if (m_data) + delete m_data; + m_data = new wxVariantDataDateTime(value); +} + +#endif // wxUSE_ODBC + +bool wxVariant::operator==(const wxArrayString& WXUNUSED(value)) const +{ + wxFAIL_MSG( _T("TODO") ); + + return FALSE; +} + +bool wxVariant::operator!=(const wxArrayString& value) const +{ + return !(*this == value); +} + +void wxVariant::operator=(const wxArrayString& value) +{ + if (GetType() == wxT("arrstring")) + { + ((wxVariantDataArrayString *)GetData())->SetValue(value); + } + else + { + delete m_data; + m_data = new wxVariantDataArrayString(value); + } +} + +wxArrayString wxVariant::GetArrayString() const +{ + if ( GetType() == wxT("arrstring") ) + return ((wxVariantDataArrayString *)GetData())->GetValue(); + + return wxArrayString(); +} + + // Treat a list variant as an array wxVariant wxVariant::operator[] (size_t idx) const { @@ -1666,13 +1986,12 @@ bool wxVariant::GetBool() const wxString wxVariant::GetString() const { wxString value; - if (Convert(& value)) - return value; - else + if (!Convert(& value)) { wxFAIL_MSG(wxT("Could not convert to a string")); - return wxString(""); } + + return value; } // For some reason, Watcom C++ can't link variant.cpp with time/date classes compiled @@ -1680,27 +1999,25 @@ wxString wxVariant::GetString() const wxTime wxVariant::GetTime() const { wxTime value; - if (Convert(& value)) - return value; - else + if (!Convert(& value)) { wxFAIL_MSG(wxT("Could not convert to a time")); - return wxTime(); } + + return value; } wxDate wxVariant::GetDate() const { wxDate value; - if (Convert(& value)) - return value; - else + if (!Convert(& value)) { wxFAIL_MSG(wxT("Could not convert to a date")); - return wxDate(); } + + return value; } -#endif +#endif // wxUSE_TIMEDATE void* wxVariant::GetVoidPtr() const { @@ -1709,6 +2026,17 @@ void* wxVariant::GetVoidPtr() const return (void*) ((wxVariantDataVoidPtr*) m_data)->GetValue(); } +wxDateTime wxVariant::GetDateTime() const +{ + wxDateTime value; + if (!Convert(& value)) + { + wxFAIL_MSG(wxT("Could not convert to a datetime")); + } + + return value; +} + wxList& wxVariant::GetList() const { wxASSERT( (GetType() == wxT("list")) ); @@ -1901,6 +2229,15 @@ bool wxVariant::Convert(wxDate* value) const return TRUE; } -#endif - // wxUSE_TIMEDATE +#endif // wxUSE_TIMEDATE +bool wxVariant::Convert(wxDateTime* value) const +{ + wxString type(GetType()); + if (type == wxT("datetime")) + *value = ((wxVariantDataDateTime*)GetData())->GetValue(); + else + return FALSE; + + return TRUE; +}