Method updateLanguageButtons

PIMETextService/PIMEClient.cpp:231–272

}

void Client::updateLanguageButtons(Json::Value& msg) {
    // language buttons
    const auto& addButtonVal = msg["addButton"];
    if (addButtonVal.isArray()) {
        for (const auto& btn : addButtonVal) {
            // FIXME: when to clear the id <=> button map??
            auto langBtn = Ime::ComPtr<PIME::LangBarButton>::takeover(PIME::LangBarButton::fromJson(textService_, btn));
            if (langBtn != nullptr) {
                buttons_.emplace(langBtn->id(), langBtn); // insert into the map
                textService_->addButton(langBtn);
            }
        }
    }

    const auto& removeButtonVal = msg["removeButton"];
    if (removeButtonVal.isArray()) {
        // FIXME: handle windows-mode-icon
        for (const auto& btn : removeButtonVal) {
            if (btn.isString()) {
                string id = btn.asString();
                auto map_it = buttons_.find(id);
                if (map_it != buttons_.end()) {
                    textService_->removeButton(map_it->second);
                    buttons_.erase(map_it); // remove from the map
                }
            }
        }
    }
    const auto& changeButtonVal = msg["changeButton"];
    if (changeButtonVal.isArray()) {
        // FIXME: handle windows-mode-icon
        for (const auto& btn : changeButtonVal) {
            if (btn.isObject()) {
                string id = btn["id"].asString();
                auto map_it = buttons_.find(id);
                if (map_it != buttons_.end()) {
                    map_it->second->updateFromJson(btn);
                }
            }
        }
    }
}

void Client::updatePreservedKeys(Json::Value& msg) {
    const auto& addPreservedKeyVal = msg["addPreservedKey"];