SettingItem Setting::GetItem(string key) {
auto itm = items.find(key);
if (itm != items.end()) {
return itm->second;
}
return SettingItem();
}
void Setting::LoadFromXml(xml_node& node) {
name = node.attribute("name").as_string("");
for (auto itemNode : node.children("item")) {
SettingItem item = SettingItem();
item.key = itemNode.attribute("key").as_string("");
auto value = itemNode.attribute("value");
if (value) {
// single string <item key="abc" value="def" />
item.AddValues(value.as_string(""));
}
else {
/* more xml elements:
<item key="abc">
<value>val1</value>
<value>val2</value>
</item>
*/
for (auto valueNode : itemNode.children("value")) {
string val = valueNode.value();
item.AddValues(val);
}
}
items[item.key] = item;
}
// items may be declared as attributes, e.g. <setting name="myset" key1="value1" key2="value2" />
for (auto attrNode : node.attributes()) {
auto attrName = attrNode.name();
if (string(attrName).compare("name") != 0) {
string val = attrNode.value();
items[attrName] = SettingItem(attrName, val);
}
}
}
void add(const std::string &lk, const std::string &k, const std::string &desc, T&& default_value)
{
if (lk.empty())
{
throw std::runtime_error("key is empty: " + k);
}
if (m_Items.find(lk) != m_Items.end())
{
throw std::runtime_error("options key already registered: " + lk);
}
m_Items[lk] = SettingItem(lk, k, desc, std::forward<T>(default_value));
}
void Setting::AddItem(string key, string value) {
SettingItem newItem = SettingItem(key, value);
items[key] = newItem;
}
