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#include "misc.h"
#include <wx/msgdlg.h>
#include "resources.h"
#include "globalFunctions.h"
inline
void exchangeEscapeChars(wxString& data)
{
wxString output;
const wxChar* input = data.c_str();
wxChar value;
while ((value = *input) != wxChar(0))
{
//read backslash
if (value == wxChar('\\'))
{
//read next character
++input;
value = *input;
if (value == wxChar(0))
break;
switch (value)
{
case wxChar('\\'):
output+= wxChar('\\');
break;
case wxChar('n'):
output+= wxChar('\n');
break;
case wxChar('t'):
output+= wxChar('\t');
break;
case wxChar('\"'):
output+= wxChar('\"');
break;
default:
output+= value;
}
}
else
output+= value;
++input;
}
data = output;
}
CustomLocale::CustomLocale() :
wxLocale(),
currentLanguage(wxLANGUAGE_ENGLISH)
{}
void CustomLocale::setLanguage(const int language)
{
currentLanguage = language;
string languageFile;
switch (language)
{
case wxLANGUAGE_GERMAN:
languageFile = "german.lng";
break;
case wxLANGUAGE_FRENCH:
languageFile = "french.lng";
break;
case wxLANGUAGE_JAPANESE:
languageFile = "japanese.lng";
break;
case wxLANGUAGE_DUTCH:
languageFile = "dutch.lng";
break;
default:
languageFile.clear();
currentLanguage = wxLANGUAGE_ENGLISH;
}
static bool initialized = false; //wxLocale is a "static" too!
if (!initialized)
{
initialized = true;
wxLocale::Init(currentLanguage, wxLOCALE_LOAD_DEFAULT | wxLOCALE_CONV_ENCODING);
}
//load language file into buffer
translationDB.clear();
const int bufferSize = 100000;
char temp[bufferSize];
if (!languageFile.empty())
{
ifstream langFile(languageFile.c_str(), ios::binary);
if (langFile)
{
TranslationLine currentLine;
//Delimiter:
//----------
//Linux: 0xa \n
//Mac: 0xd \r
//Win: 0xd 0xa \r\n <- language files are in Windows format
for (int rowNumber = 0; langFile.getline(temp, bufferSize, 0xd); ++rowNumber) //specify delimiter explicitly
{
langFile.get(); //discard the 0xa character
wxString formattedString = wxString::FromUTF8(temp);
//wxString formattedString = wxString::From8BitData(temp);
exchangeEscapeChars(formattedString);
if (rowNumber%2 == 0)
currentLine.original = formattedString;
else
{
currentLine.translation = formattedString;
translationDB.insert(currentLine);
}
}
langFile.close();
}
else
wxMessageBox(wxString(_("Could not read language file ")) + wxT("\"") + wxString(languageFile.c_str(), wxConvUTF8) + wxT("\""), _("An exception occured!"), wxOK | wxICON_ERROR);
}
else
; //if languageFile is empty texts will be english per default
//these global variables need to be redetermined on language selection
GlobalResources::DECIMAL_POINT = _(".");
GlobalResources::THOUSANDS_SEPARATOR = _(",");
}
const wxChar* CustomLocale::GetString(const wxChar* szOrigString, const wxChar* szDomain) const
{
TranslationLine currentLine;
currentLine.original = szOrigString;
//look for translation in buffer table
Translation::iterator i;
if ((i = translationDB.find(currentLine)) != translationDB.end())
return (i->translation.c_str());
//fallback
return (szOrigString);
}
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