<refactor, style>(gpg, ui, project): tidy up codes and comments.

1. let GpgInfo get into namespace GpgFrontend.
2. adjust the code structure.
3. add license statement to project configuration file.

1 files changed, 65 insertions, 0 deletions

diff --git a/src/ui/struct/SettingsObject.cpp b/src/ui/struct/SettingsObject.cpp
new file mode 100644
index 00000000..72ee279e
--- /dev/null
+++ b/src/ui/struct/SettingsObject.cpp
@@ -0,0 +1,65 @@
+/**
+ * Copyright (C) 2021 Saturneric
+ *
+ * This file is part of GpgFrontend.
+ *
+ * GpgFrontend is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * GpgFrontend is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with GpgFrontend. If not, see <https://www.gnu.org/licenses/>.
+ *
+ * The initial version of the source code is inherited from
+ * the gpg4usb project, which is under GPL-3.0-or-later.
+ *
+ * All the source code of GpgFrontend was modified and released by
+ * Saturneric<[email protected]> starting on May 12, 2021.
+ *
+ * SPDX-License-Identifier: GPL-3.0-or-later
+ *
+ */
+
+#include "SettingsObject.h"
+
+nlohmann::json& GpgFrontend::UI::SettingsObject::Check(
+    const std::string& key, nlohmann::json default_value) {
+  if (!nlohmann::json::contains(key))
+    nlohmann::json::operator[](key) = std::move(default_value);
+  return nlohmann::json::operator[](key);
+}
+
+GpgFrontend::UI::SettingsObject GpgFrontend::UI::SettingsObject::Check(
+    const std::string& key) {
+  if (!nlohmann::json::contains(key)) nlohmann::json::operator[](key) = {};
+  return SettingsObject{nlohmann::json::operator[](key), false};
+}
+
+GpgFrontend::UI::SettingsObject::SettingsObject(std::string settings_name)
+    : settings_name_(std::move(settings_name)) {
+  try {
+    auto _json_optional =
+        GlobalSettingStation::GetInstance().GetDataObject(settings_name_);
+
+    if (_json_optional.has_value()) {
+      nlohmann::json::operator=(_json_optional.value());
+    }
+
+  } catch (...) {
+  }
+}
+
+GpgFrontend::UI::SettingsObject::SettingsObject(nlohmann::json _sub_json, bool)
+    : nlohmann::json(std::move(_sub_json)), settings_name_({}) {}
+
+GpgFrontend::UI::SettingsObject::~SettingsObject() {
+  if (!settings_name_.empty())
+    GpgFrontend::UI::GlobalSettingStation::GetInstance().SaveDataObj(
+        settings_name_, *this);
+}