1 files changed, 111 insertions, 0 deletions
diff --git a/src/app.cpp b/src/app.cpp
new file mode 100644
index 00000000..b8b20300
--- /dev/null
+++ b/src/app.cpp
@@ -0,0 +1,111 @@
+/**
+ * Copyright (C) 2021 Saturneric <[email protected]>
+ *
+ * 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 "GpgFrontendContext.h"
+#include "core/GpgConstants.h"
+#include "core/GpgCoreInit.h"
+#include "module/GpgFrontendModuleInit.h"
+#include "ui/GpgFrontendUIInit.h"
+
+// main
+#include "main.h"
+
+namespace GpgFrontend {
+
+constexpr int kCrashCode = ~0;  ///<
+
+/**
+ * @brief
+ *
+ * @param argc
+ * @param argv
+ * @return int
+ */
+auto StartApplication(const GFCxtWPtr& p_ctx) -> int {
+  GFCxtSPtr ctx = p_ctx.lock();
+  if (ctx == nullptr) {
+    GF_MAIN_LOG_ERROR("cannot get gpgfrontend context.");
+    return -1;
+  }
+
+  auto* app = ctx->GetApp();
+  if (app == nullptr) {
+    GF_MAIN_LOG_ERROR("cannot get qapplication from gpgfrontend context.");
+    return -1;
+  }
+
+  GF_MAIN_LOG_DEBUG("start running gui application");
+
+  /**
+   * internationalisation. loop to restart main window
+   * with changed translation when settings change.
+   */
+  int return_from_event_loop_code;
+  int restart_count = 0;
+
+  do {
+    // after that load ui totally
+    GpgFrontend::UI::InitGpgFrontendUI(app);
+
+    // finally create main window
+    return_from_event_loop_code = GpgFrontend::UI::RunGpgFrontendUI(app);
+
+    GF_MAIN_LOG_DEBUG("try to destroy modules system and core");
+
+    restart_count++;
+
+    GF_MAIN_LOG_DEBUG(
+        "restart loop refresh, event loop code: {}, restart count: {}",
+        return_from_event_loop_code, restart_count);
+  } while (return_from_event_loop_code == GpgFrontend::kRestartCode &&
+           restart_count < 99);
+
+  // first should shutdown the module system
+  GpgFrontend::Module::ShutdownGpgFrontendModules();
+
+  // then shutdown the core
+  GpgFrontend::DestroyGpgFrontendCore();
+  GF_MAIN_LOG_DEBUG("core and modules system destroyed");
+
+  // log for debug
+  GF_MAIN_LOG_INFO("GpgFrontend is about to exit.");
+
+  // deep restart mode
+  if (return_from_event_loop_code == GpgFrontend::kDeepRestartCode ||
+      return_from_event_loop_code == kCrashCode) {
+    // log for debug
+    GF_MAIN_LOG_DEBUG(
+        "deep restart or cash loop status caught, restart a new application");
+    QProcess::startDetached(qApp->arguments()[0], qApp->arguments());
+  };
+
+  // exit the program
+  return return_from_event_loop_code;
+}
+
+}  // namespace GpgFrontend