bool MyMusicTreeModel::SetValue( const wxVariant &variant,
const wxDataViewItem &item, unsigned int col )
{
wxASSERT(item.IsOk());
MyMusicTreeModelNode *node = (MyMusicTreeModelNode*) item.GetID();
switch (col)
{
case 0:
node->m_title = variant.GetString();
return true;
case 1:
node->m_artist = variant.GetString();
return true;
case 2:
node->m_year = variant.GetLong();
return true;
case 3:
node->m_quality = variant.GetString();
return true;
default:
wxLogError( "MyMusicTreeModel::SetValue: wrong column" );
}
return false;
}
bool wxPGVariantToDouble( const wxVariant& variant, double* pResult )
{
if ( variant.IsNull() )
return false;
wxString variantType = variant.GetType();
if ( variantType == wxPG_VARIANT_TYPE_DOUBLE )
{
*pResult = variant.GetDouble();
return true;
}
if ( variantType == wxPG_VARIANT_TYPE_LONG )
{
*pResult = (double)variant.GetLong();
return true;
}
if ( variantType == wxLongLong_VariantType )
{
wxLongLong ll;
ll << variant;
*pResult = ll.ToDouble();
return true;
}
if ( variantType == wxPG_VARIANT_TYPE_STRING )
if ( variant.GetString().ToDouble(pResult) )
return true;
return false;
}
long wxPGVariantToInt( const wxVariant& variant, long defVal )
{
if ( variant.IsNull() )
return defVal;
if ( variant.GetType() == wxS("long") )
return variant.GetLong();
if ( variant.GetType() == wxS("bool") )
return variant.GetBool() ? 1 : 0;
if ( variant.GetType() == wxS("wxLongLong") )
{
wxLongLong ll;
ll << variant;
if ( ll >= LONG_MAX )
return LONG_MAX;
else if ( ll <= LONG_MIN )
return LONG_MIN;
return ll.ToLong();
}
long l = defVal;
if ( variant.GetType() == wxPG_VARIANT_TYPE_STRING )
variant.GetString().ToLong(&l, 0);
return l;
}
bool CTimeBarListModel::SetValueByRow( const wxVariant &variant, unsigned int row, unsigned int col )
{
if (row < m_textColValues.GetCount())
{
switch ( col )
{
case Col_EditableText:
m_textColValues[row] = variant.GetString();
break;
case Col_Visible:
m_view[row] = variant.GetChar();
break;
case Col_Lock:
m_lock[row] = variant.GetChar();
break;
case Col_Max:
default:
wxFAIL_MSG( _T("invalid column") );
break;
}
}
return false;
}
bool MyListModel::SetValueByRow( const wxVariant &variant,
unsigned int row, unsigned int col )
{
switch ( col )
{
case Col_EditableText:
case Col_IconText:
if (row >= m_textColValues.GetCount())
{
// the item is not in the range of the items
// which we store... for simplicity, don't allow editing it
wxLogError( "Cannot edit rows with an index greater than %d",
m_textColValues.GetCount() );
return false;
}
if ( col == Col_EditableText )
{
m_textColValues[row] = variant.GetString();
}
else // col == Col_IconText
{
wxDataViewIconText iconText;
iconText << variant;
m_iconColValues[row] = iconText.GetText();
}
return true;
case Col_Date:
case Col_TextWithAttr:
wxLogError("Cannot edit the column %d", col);
break;
case Col_Custom:
m_customColValues[row] = variant.GetString();
break;
case Col_Max:
wxFAIL_MSG( "invalid column" );
}
return false;
}
virtual wxSize GetSize() const
{
int xx, yy;
wxBitmap bmp(1, 1);
wxMemoryDC dc;
dc.SelectObject(bmp);
wxString s = m_value.GetString();
wxFont f = m_font;
dc.GetTextExtent(s, &xx, &yy, NULL, NULL, &f);
return wxSize(xx, yy);
}
virtual wxSize GetSize() const {
int xx, yy;
wxBitmap bmp(1, 1);
wxMemoryDC dc;
dc.SelectObject(bmp);
wxString s = m_value.GetString();
wxFont f = m_font;
dc.GetTextExtent(s, &xx, &yy, NULL, NULL, &f);
// Adjust the height to fit the bitmap height at least
yy < m_errorBmp.GetHeight() ? yy = m_errorBmp.GetHeight() : yy = yy;
return wxSize(xx, yy);
}
bool FileProperty::DoSetAttribute( const wxString& name, wxVariant& value )
{
// Return false on some occasions to make sure those attribs will get
// stored in m_attributes.
if ( name == wxPG_FILE_WILDCARD )
{
wildcard = value.GetString();
}
else if ( name == wxPG_FILE_SHOW_RELATIVE_PATH )
{
basePath = value.GetString();
}
else if ( name == wxPG_FILE_INITIAL_PATH )
{
initialPath = value.GetString();
return true;
}
else if ( name == wxPG_FILE_DIALOG_TITLE )
{
dialogTitle = value.GetString();
return true;
}
return false;
}
wxVariant luProjectProperty::ChildChanged( wxVariant& thisValue, int childIndex, wxVariant& childValue ) const
{
luProjectProps obj;
obj << thisValue;
switch ( childIndex )
{
case PROP_PROJECT_NAME:
{
obj.projName = childValue.GetString();
luMainFrame* frame = getLuMainFrame(); GK_ASSERT(frame);
frame->setProjectName(obj.projName);
break;
}
}
return thisValue << obj;
}
wxVariant luObjectProperty::ChildChanged( wxVariant& thisValue, int childIndex, wxVariant& childValue ) const
{
luGameObjProps obj;
obj << thisValue;
switch ( childIndex )
{
case PROP_NAME: { obj.name = childValue.GetString(); break; }
//case PROP_TYPE: { obj.type = childValue.GetString(); break; }
case PROP_POS: { obj.pos = gkVector3RefFromVariant(childValue); break; }
case PROP_SCALE: { obj.scale = gkVector3RefFromVariant(childValue); break; }
case PROP_FRONT: { obj.front = gkVector3RefFromVariant(childValue); break; }
case PROP_UP: { obj.up = gkVector3RefFromVariant(childValue); break; }
case PROP_DIM: { obj.dim = gkVector3RefFromVariant(childValue); break; }
case PROP_FLAGS: { obj.flags = childValue.GetInteger(); break; }
case PROP_STATE: { obj.state = childValue.GetInteger(); break; }
}
return thisValue << obj;
}
int wxGISGPGxObjectDomain::GetPosByValue(const wxVariant &oVal) const
{
if(!oVal.IsNull())
{
wxFileName oName(oVal.GetString());
for(size_t i = 0; i < m_asoData.size(); ++i)
{
wxGxObjectFilter* poFilter = GetFilter(i);
if(poFilter)
{
if( oName.GetExt().IsSameAs(poFilter->GetExt(), false) || poFilter->GetExt().IsEmpty() )
{
return i;
}
}
}
}
return wxNOT_FOUND;
}
bool SetValue(wxVariant const& variant, unsigned int col) override {
if (col == 0) {
wxArrayString toks = wxSplit(variant.GetString(), '-');
std::vector<std::string> keys;
keys.reserve(toks.size());
transform(toks.begin(), toks.end(), back_inserter(keys), (std::string(*)(wxString const&))&from_wx);
combo = Combo(combo.Context(), combo.CmdName(), keys);
cmd_str = to_wx(combo.Str());
return true;
}
else if (col == 1) {
wxDataViewIconText text;
text << variant;
combo = Combo(combo.Context(), from_wx(text.GetText()), combo.Get());
cmd_name = text.GetText();
return true;
}
return false;
}
bool SetValue(wxVariant const& variant, unsigned int col) {
if (col == 0) {
wxArrayString toks = wxSplit(variant.GetString(), '-');
std::vector<std::string> keys;
keys.resize(toks.size());
for (size_t i = 0; i < toks.size(); ++i)
keys[i] = STD_STR(toks[i]);
combo = Combo(combo.Context(), combo.CmdName(), keys);
cmd_str = combo.Str();
return true;
}
else if (col == 1) {
wxDataViewIconText text;
text << variant;
combo = Combo(combo.Context(), STD_STR(text.GetText()), combo.Get());
cmd_name = text.GetText();
return true;
}
return false;
}
/**
* Set the value of a particular item in the model
*/
bool BOM_TABLE_MODEL::SetValue( const wxVariant& aVariant, const wxDataViewItem& aItem,
unsigned int aFieldId )
{
if( !aItem.IsOk() || !m_widget )
{
return false;
}
// Extract the value to be set
if( aVariant.GetType().Cmp( "string" ) == 0 )
{
wxString value = aVariant.GetString();
bool result = false;
wxDataViewItemArray selectedItems;
m_widget->GetSelections( selectedItems );
// Set the row value for all selected rows
for( auto item : selectedItems )
{
auto selectedRow = static_cast<BOM_TABLE_ROW*>( item.GetID() );
if( selectedRow )
{
result |= selectedRow->SetFieldValue( aFieldId, value, true );
}
}
if( m_widget )
{
m_widget->Update();
}
return result;
}
// Default
return false;
}
WXDLLEXPORT bool wxConvertVariantToOle(const wxVariant& variant, VARIANTARG& oleVariant)
{
VariantInit(&oleVariant);
if (variant.IsNull())
{
oleVariant.vt = VT_NULL;
return true;
}
wxString type(variant.GetType());
if (type == wxT("errorcode"))
{
wxVariantDataErrorCode* const
ec = wxStaticCastVariantData(variant.GetData(),
wxVariantDataErrorCode);
oleVariant.vt = VT_ERROR;
oleVariant.scode = ec->GetValue();
}
else if (type == wxT("currency"))
{
wxVariantDataCurrency* const
c = wxStaticCastVariantData(variant.GetData(),
wxVariantDataCurrency);
oleVariant.vt = VT_CY;
oleVariant.cyVal = c->GetValue();
}
else if (type == wxT("safearray"))
{
wxVariantDataSafeArray* const
vsa = wxStaticCastVariantData(variant.GetData(),
wxVariantDataSafeArray);
SAFEARRAY* psa = vsa->GetValue();
VARTYPE vt;
wxCHECK(psa, false);
HRESULT hr = SafeArrayGetVartype(psa, &vt);
if ( FAILED(hr) )
{
wxLogApiError(wxS("SafeArrayGetVartype()"), hr);
SafeArrayDestroy(psa);
return false;
}
oleVariant.vt = vt | VT_ARRAY;
oleVariant.parray = psa;
}
else if (type == wxT("long"))
{
oleVariant.vt = VT_I4;
oleVariant.lVal = variant.GetLong() ;
}
#if wxUSE_LONGLONG
else if (type == wxT("longlong"))
{
oleVariant.vt = VT_I8;
oleVariant.llVal = variant.GetLongLong().GetValue();
}
#endif
else if (type == wxT("char"))
{
oleVariant.vt=VT_I1; // Signed Char
oleVariant.cVal=variant.GetChar();
}
else if (type == wxT("double"))
{
oleVariant.vt = VT_R8;
oleVariant.dblVal = variant.GetDouble();
}
else if (type == wxT("bool"))
{
oleVariant.vt = VT_BOOL;
oleVariant.boolVal = variant.GetBool() ? VARIANT_TRUE : VARIANT_FALSE;
}
else if (type == wxT("string"))
{
wxString str( variant.GetString() );
oleVariant.vt = VT_BSTR;
oleVariant.bstrVal = wxConvertStringToOle(str);
}
#if wxUSE_DATETIME
else if (type == wxT("datetime"))
{
wxDateTime date( variant.GetDateTime() );
oleVariant.vt = VT_DATE;
SYSTEMTIME st;
date.GetAsMSWSysTime(&st);
SystemTimeToVariantTime(&st, &oleVariant.date);
}
#endif
else if (type == wxT("void*"))
{
oleVariant.vt = VT_DISPATCH;
oleVariant.pdispVal = (IDispatch*) variant.GetVoidPtr();
}
else if (type == wxT("list"))
{
wxSafeArray<VT_VARIANT> safeArray;
if (!safeArray.CreateFromListVariant(variant))
return false;
oleVariant.vt = VT_VARIANT | VT_ARRAY;
oleVariant.parray = safeArray.Detach();
}
else if (type == wxT("arrstring"))
{
wxSafeArray<VT_BSTR> safeArray;
if (!safeArray.CreateFromArrayString(variant.GetArrayString()))
return false;
oleVariant.vt = VT_BSTR | VT_ARRAY;
oleVariant.parray = safeArray.Detach();
}
else
{
oleVariant.vt = VT_NULL;
return false;
}
return true;
}
WXDLLEXPORT bool wxConvertVariantToOle(const wxVariant& variant, VARIANTARG& oleVariant)
{
VariantInit(&oleVariant);
if (variant.IsNull())
{
oleVariant.vt = VT_NULL;
return true;
}
wxString type(variant.GetType());
if (type == wxT("errorcode"))
{
wxVariantDataErrorCode* const
ec = wxStaticCastVariantData(variant.GetData(),
wxVariantDataErrorCode);
oleVariant.vt = VT_ERROR;
oleVariant.scode = ec->GetValue();
}
else if (type == wxT("currency"))
{
wxVariantDataCurrency* const
c = wxStaticCastVariantData(variant.GetData(),
wxVariantDataCurrency);
oleVariant.vt = VT_CY;
oleVariant.cyVal = c->GetValue();
}
else if (type == wxT("safearray"))
{
wxVariantDataSafeArray* const
vsa = wxStaticCastVariantData(variant.GetData(),
wxVariantDataSafeArray);
SAFEARRAY* psa = vsa->GetValue();
VARTYPE vt;
wxCHECK(psa, false);
HRESULT hr = SafeArrayGetVartype(psa, &vt);
if ( FAILED(hr) )
{
wxLogApiError(wxS("SafeArrayGetVartype()"), hr);
SafeArrayDestroy(psa);
return false;
}
oleVariant.vt = vt | VT_ARRAY;
oleVariant.parray = psa;
}
else if (type == wxT("long"))
{
oleVariant.vt = VT_I4;
oleVariant.lVal = variant.GetLong() ;
}
// Original VC6 came with SDK too old to contain VARIANT::llVal declaration
// and there doesn't seem to be any way to test for it as Microsoft simply
// added it to the later version of oaidl.h without changing anything else.
// So assume it's not present for VC6, even though it might be if an
// updated SDK is used. In this case the user would need to disable this
// check himself.
#if wxUSE_LONGLONG && !defined(__VISUALC6__)
else if (type == wxT("longlong"))
{
oleVariant.vt = VT_I8;
oleVariant.llVal = variant.GetLongLong().GetValue();
}
#endif
else if (type == wxT("char"))
{
oleVariant.vt=VT_I1; // Signed Char
oleVariant.cVal=variant.GetChar();
}
else if (type == wxT("double"))
{
oleVariant.vt = VT_R8;
oleVariant.dblVal = variant.GetDouble();
}
else if (type == wxT("bool"))
{
oleVariant.vt = VT_BOOL;
oleVariant.boolVal = variant.GetBool() ? VARIANT_TRUE : VARIANT_FALSE;
}
else if (type == wxT("string"))
{
wxString str( variant.GetString() );
oleVariant.vt = VT_BSTR;
oleVariant.bstrVal = wxConvertStringToOle(str);
}
#if wxUSE_DATETIME
else if (type == wxT("datetime"))
{
wxDateTime date( variant.GetDateTime() );
oleVariant.vt = VT_DATE;
SYSTEMTIME st;
date.GetAsMSWSysTime(&st);
SystemTimeToVariantTime(&st, &oleVariant.date);
}
#endif
else if (type == wxT("void*"))
{
oleVariant.vt = VT_DISPATCH;
oleVariant.pdispVal = (IDispatch*) variant.GetVoidPtr();
}
else if (type == wxT("list"))
{
wxSafeArray<VT_VARIANT> safeArray;
if (!safeArray.CreateFromListVariant(variant))
return false;
oleVariant.vt = VT_VARIANT | VT_ARRAY;
oleVariant.parray = safeArray.Detach();
}
else if (type == wxT("arrstring"))
{
wxSafeArray<VT_BSTR> safeArray;
if (!safeArray.CreateFromArrayString(variant.GetArrayString()))
return false;
oleVariant.vt = VT_BSTR | VT_ARRAY;
oleVariant.parray = safeArray.Detach();
}
else
{
oleVariant.vt = VT_NULL;
return false;
}
return true;
}
// -----------------------------------------------------------------------
wxString WxGUIFontProperty::ValueToString( wxVariant& value, int argFlags ) const
{
wxString s = value.GetString();
return s;
}
virtual bool SetValue( const wxVariant &value )
{
m_value = value.GetString();
return true;
}
WXDLLEXPORT bool wxConvertVariantToOle(const wxVariant& variant, VARIANTARG& oleVariant)
{
VariantInit(&oleVariant);
if (variant.IsNull())
{
oleVariant.vt = VT_NULL;
return true;
}
wxString type(variant.GetType());
if (type == wxT("long"))
{
oleVariant.vt = VT_I4;
oleVariant.lVal = variant.GetLong() ;
}
else if (type == wxT("char"))
{
oleVariant.vt=VT_I1; // Signed Char
oleVariant.cVal=variant.GetChar();
}
else if (type == wxT("double"))
{
oleVariant.vt = VT_R8;
oleVariant.dblVal = variant.GetDouble();
}
else if (type == wxT("bool"))
{
oleVariant.vt = VT_BOOL;
oleVariant.boolVal = variant.GetBool();
}
else if (type == wxT("string"))
{
wxString str( variant.GetString() );
oleVariant.vt = VT_BSTR;
oleVariant.bstrVal = wxConvertStringToOle(str);
}
#if wxUSE_DATETIME
else if (type == wxT("datetime"))
{
wxDateTime date( variant.GetDateTime() );
oleVariant.vt = VT_DATE;
SYSTEMTIME st;
date.GetAsMSWSysTime(&st);
SystemTimeToVariantTime(&st, &oleVariant.date);
}
#endif
else if (type == wxT("void*"))
{
oleVariant.vt = VT_DISPATCH;
oleVariant.pdispVal = (IDispatch*) variant.GetVoidPtr();
}
else if (type == wxT("list") || type == wxT("stringlist"))
{
oleVariant.vt = VT_VARIANT | VT_ARRAY;
SAFEARRAY *psa;
SAFEARRAYBOUND saBound;
VARIANTARG *pvargBase;
VARIANTARG *pvarg;
int i, j;
int iCount = variant.GetCount();
saBound.lLbound = 0;
saBound.cElements = iCount;
psa = SafeArrayCreate(VT_VARIANT, 1, &saBound);
if (psa == NULL)
return false;
SafeArrayAccessData(psa, (void**)&pvargBase);
pvarg = pvargBase;
for (i = 0; i < iCount; i++)
{
// copy each string in the list of strings
wxVariant eachVariant(variant[i]);
if (!wxConvertVariantToOle(eachVariant, * pvarg))
{
// memory failure: back out and free strings alloc'ed up to
// now, and then the array itself.
pvarg = pvargBase;
for (j = 0; j < i; j++)
{
SysFreeString(pvarg->bstrVal);
pvarg++;
}
SafeArrayDestroy(psa);
return false;
}
pvarg++;
}
SafeArrayUnaccessData(psa);
oleVariant.parray = psa;
}
else
{
oleVariant.vt = VT_NULL;
return false;
}
return true;
}
//#define PRINT_RAW_IN_FEILD
bool PMBUSCMDListModel::SetValueByRow(const wxVariant &variant, unsigned int row, unsigned int col)
{
wxDataViewIconText iconText;
switch (col)
{
case Col_Toggle:
PSU_DEBUG_PRINT(MSG_DETAIL, "%d", variant.GetBool());
this->m_available[row] = variant.GetBool();
this->m_pmBusCommand[row].m_toggle = this->m_available[row];
return true;
case Col_RegisterIconText:
if (row >= m_registerColValues.GetCount())
{
// the item is not in the range of the items
// which we store... for simplicity, don't allow editing it
wxLogError("Cannot edit rows with an index greater than %d",
m_registerColValues.GetCount());
return false;
}
iconText << variant;
m_registerColValues[row] = iconText.GetText();
return true;
break;
case Col_NameText:
if (row >= m_nameColValues.GetCount())
{
// the item is not in the range of the items
// which we store... for simplicity, don't allow editing it
wxLogError("Cannot edit rows with an index greater than %d",
m_nameColValues.GetCount());
return false;
}
m_nameColValues[row] = variant.GetString();
return true;
break;
case Col_AccessText:
break;
case Col_QueryText:
m_queryColValues[row] = variant.GetString();
break;
case Col_CoefficientsText:
m_coefficientsColValues[row] = variant.GetString();
break;
case Col_CookText:
m_cookColValues[row] = variant.GetString();
break;
case Col_RawText:
#ifdef PRINT_RAW_IN_FEILD
PSU_DEBUG_PRINT(MSG_DETAIL, "");
PSU_DEBUG_PRINT(MSG_DETAIL, "row = %d, length = %d ", row, this->m_pmBusCommand[row].m_recvBuff.m_length);
m_rawColValues[row].clear();
for (unsigned int idx = 0; idx < this->m_pmBusCommand[row].m_recvBuff.m_length; idx++){
m_rawColValues[row] += wxString::Format(" %02x ", this->m_pmBusCommand[row].m_recvBuff.m_recvBuff[idx]);
}
PSU_DEBUG_PRINT(MSG_DETAIL, "call %s , %s", m_rawColValues[row].c_str());
#else
m_rawColValues[row] = variant.GetString();
#endif
return true;
break;
case Col_Date:
case Col_TextWithAttr:
wxLogError("Cannot edit the column %d", col);
break;
case Col_Custom:
m_customColValues[row] = variant.GetString();
break;
case Col_Max:
wxFAIL_MSG("invalid column");
}
return false;
}
WXDLLEXPORT bool wxConvertVariantToOle(const wxVariant& variant, VARIANTARG& oleVariant)
{
VariantInit(&oleVariant);
if (variant.IsNull())
{
oleVariant.vt = VT_NULL;
return true;
}
wxString type(variant.GetType());
if (type == wxT("long"))
{
oleVariant.vt = VT_I4;
oleVariant.lVal = variant.GetLong() ;
}
// Original VC6 came with SDK too old to contain VARIANT::llVal declaration
// and there doesn't seem to be any way to test for it as Microsoft simply
// added it to the later version of oaidl.h without changing anything else.
// So assume it's not present for VC6, even though it might be if an
// updated SDK is used. In this case the user would need to disable this
// check himself.
#if wxUSE_LONGLONG && !defined(__VISUALC6__)
else if (type == wxT("longlong"))
{
oleVariant.vt = VT_I8;
oleVariant.llVal = variant.GetLongLong().GetValue();
}
#endif
else if (type == wxT("char"))
{
oleVariant.vt=VT_I1; // Signed Char
oleVariant.cVal=variant.GetChar();
}
else if (type == wxT("double"))
{
oleVariant.vt = VT_R8;
oleVariant.dblVal = variant.GetDouble();
}
else if (type == wxT("bool"))
{
oleVariant.vt = VT_BOOL;
oleVariant.boolVal = variant.GetBool() ? VARIANT_TRUE : VARIANT_FALSE;
}
else if (type == wxT("string"))
{
wxString str( variant.GetString() );
oleVariant.vt = VT_BSTR;
oleVariant.bstrVal = wxConvertStringToOle(str);
}
#if wxUSE_DATETIME
else if (type == wxT("datetime"))
{
wxDateTime date( variant.GetDateTime() );
oleVariant.vt = VT_DATE;
SYSTEMTIME st;
date.GetAsMSWSysTime(&st);
SystemTimeToVariantTime(&st, &oleVariant.date);
}
#endif
else if (type == wxT("void*"))
{
oleVariant.vt = VT_DISPATCH;
oleVariant.pdispVal = (IDispatch*) variant.GetVoidPtr();
}
else if (type == wxT("list"))
{
wxSafeArrayHelper sah;
if (!sah.Create(VT_VARIANT, variant.GetCount()))
return false;
for (size_t i = 0; i < variant.GetCount(); i++)
{
if (!sah.SetElement(i, variant[i]))
return false;
}
oleVariant.vt = VT_VARIANT | VT_ARRAY;
oleVariant.parray = sah.Detach();
}
else if (type == wxT("arrstring"))
{
wxArrayString strings(variant.GetArrayString());
wxSafeArrayHelper sah;
if (!sah.Create(VT_BSTR, strings.GetCount()))
return false;
for (size_t i = 0; i < strings.GetCount(); i++)
{
if (!sah.SetElement(i, strings[i]))
return false;
}
oleVariant.vt = VT_BSTR | VT_ARRAY;
oleVariant.parray = sah.Detach();
}
else
{
oleVariant.vt = VT_NULL;
return false;
}
return true;
}
bool DirProperty::ValidateValue(wxVariant& value,
wxPGValidationInfo& validationinfo) const {
const wxString dir = value.GetString();
namespace fs = boost::filesystem;
return fs::exists(fs::path(dir.ToStdString()));
}