122 lines
2.4 KiB
C++
122 lines
2.4 KiB
C++
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#include "objects.h"
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#include "inifile.h"
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#include "osutils.h"
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#include "lang.h"
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LangStringList language;
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/**
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* Language
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*/
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Language::Language(LanguageManager *owner, std::string id, const std::string &file_name)
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: IObject(), owner_(owner), id_(id), file_name_(file_name)
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{
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name_ = os::GetLocaleName(id_.c_str());
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}
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Language::~Language()
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{
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if (owner_)
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owner_->RemoveObject(this);
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}
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/**
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* LanguageManager
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*/
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LanguageManager::LanguageManager()
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: ObjectList<Language>()
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{
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std::string path = os::GetExecutablePath();
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std::vector<std::string> lang_files = os::FindFiles(os::CombinePaths(path.c_str(), "langs").c_str(), "*.lng");
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for (size_t i = 0; i < lang_files.size(); i++) {
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Add(lang_files[i]);
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}
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if (!GetLanguageById(default_language()))
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InsertObject(0, new Language(this, default_language(), ""));
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}
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void LanguageManager::Add(const std::string &file_name)
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{
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std::string id = os::ChangeFileExt(os::ExtractFileName(file_name.c_str()).c_str(), "");
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Language *lang = new Language(this, id, file_name);
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AddObject(lang);
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}
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void LanguageManager::set_language(const std::string &id)
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{
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Language *lang = GetLanguageById(id);
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if (!lang)
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return;
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if (lang->file_name().empty())
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language.use_defaults();
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else
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language.ReadFromFile(lang->file_name().c_str());
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}
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Language *LanguageManager::GetLanguageById(const std::string &id) const
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{
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for (size_t i = 0; i < count(); i++) {
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Language *lang = item(i);
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if (lang->id() == id)
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return lang;
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}
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return NULL;
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}
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/**
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* LangStringList
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*/
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std::string replace_escape_chars(const char *str)
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{
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std::string res;
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while (*str) {
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if (*str == '\\' && *(str + 1) == 'n') {
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res += '\n';
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str++;
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} else {
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res += *str;
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}
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str++;
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}
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return res;
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}
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LangStringList::LangStringList()
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{
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#include "lang_def.inc"
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use_defaults();
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}
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void LangStringList::use_defaults()
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{
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for (size_t j = 0; j < lsCNT; j++) {
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values_[j] = default_values_[j];
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}
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}
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void LangStringList::ReadFromFile(const char *file_name)
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{
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IniFile ini_file(file_name);
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ReadFromIni(ini_file);
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}
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void LangStringList::ReadFromIni(IIniFile &file)
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{
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#include "lang_info.inc" //key_info.id is unnecessary but informative
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for (size_t j = 0; j < _countof(key_info); j++) {
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values_[j] = replace_escape_chars(file.ReadString("Main", key_info[j].name, default_values_[j].c_str()).c_str());
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}
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}
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std::string LangStringList::operator[](LangString id) const
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{
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assert(id != lsCNT);
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if (id == lsCNT)
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return std::string();
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return values_[id];
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}
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