feat: improve UI library's encapsulation

7 files changed, 155 insertions, 143 deletions

diff --git a/.gitignore b/.gitignore
index d1ac8c97..7b2c01dc 100644
--- a/.gitignore
+++ b/.gitignore
@@ -3,6 +3,7 @@ src/GpgFrontend.h
 src/GpgFrontendBuildInfo.h
 src/GpgFrontendBuildInstallInfo.h
 src/core/GpgFrontendCoreExport.h
+src/core/GpgFrontendUIExport.h
 docs/
 
 # gettext
diff --git a/src/init.cpp b/src/init.cpp
index 7aefc00f..2f4955f5 100644
--- a/src/init.cpp
+++ b/src/init.cpp
@@ -47,86 +47,4 @@ std::vector<std::filesystem::path> get_files_of_directory(
     }
   }
   return path_list;
-}
-
-/**
- * @brief setup the locale and load the translations
- *
- */
-void init_locale() {
-  // get the instance of the GlobalSettingStation
-  auto& settings =
-      GpgFrontend::GlobalSettingStation::GetInstance().GetUISettings();
-
-  // create general settings if not exist
-  if (!settings.exists("general") ||
-      settings.lookup("general").getType() != libconfig::Setting::TypeGroup)
-    settings.add("general", libconfig::Setting::TypeGroup);
-
-  // set system default at first
-  auto& general = settings["general"];
-  if (!general.exists("lang"))
-    general.add("lang", libconfig::Setting::TypeString) = "";
-
-  // sync the settings to the file
-  GpgFrontend::GlobalSettingStation::GetInstance().SyncSettings();
-
-  LOG(INFO) << "current system locale" << setlocale(LC_ALL, nullptr);
-
-  // read from settings file
-  std::string lang;
-  if (!general.lookupValue("lang", lang)) {
-    LOG(ERROR) << _("could not read properly from configure file");
-  };
-
-  LOG(INFO) << "lang from settings" << lang;
-  LOG(INFO) << "project name" << PROJECT_NAME;
-  LOG(INFO) << "locales path"
-            << GpgFrontend::GlobalSettingStation::GetInstance()
-                   .GetLocaleDir()
-                   .c_str();
-
-#ifndef WINDOWS
-  if (!lang.empty()) {
-    std::string lc = lang.empty() ? "" : lang + ".UTF-8";
-
-    // set LC_ALL
-    auto* locale_name = setlocale(LC_ALL, lc.c_str());
-    if (locale_name == nullptr) LOG(WARNING) << "set LC_ALL failed" << lc;
-    auto language = getenv("LANGUAGE");
-    // set LANGUAGE
-    std::string language_env = language == nullptr ? "en" : language;
-    language_env.insert(0, lang + ":");
-    LOG(INFO) << "language env" << language_env;
-    if (setenv("LANGUAGE", language_env.c_str(), 1)) {
-      LOG(WARNING) << "set LANGUAGE failed" << language_env;
-    };
-  }
-#else
-  if (!lang.empty()) {
-    std::string lc = lang.empty() ? "" : lang;
-
-    // set LC_ALL
-    auto* locale_name = setlocale(LC_ALL, lc.c_str());
-    if (locale_name == nullptr) LOG(WARNING) << "set LC_ALL failed" << lc;
-
-    auto language = getenv("LANGUAGE");
-    // set LANGUAGE
-    std::string language_env = language == nullptr ? "en" : language;
-    language_env.insert(0, lang + ":");
-    language_env.insert(0, "LANGUAGE=");
-    LOG(INFO) << "language env" << language_env;
-    if (putenv(language_env.c_str())) {
-      LOG(WARNING) << "set LANGUAGE failed" << language_env;
-    };
-  }
-#endif
-
-  bindtextdomain(PROJECT_NAME,
-                 GpgFrontend::GlobalSettingStation::GetInstance()
-                     .GetLocaleDir()
-                     .u8string()
-                     .c_str());
-  bind_textdomain_codeset(PROJECT_NAME, "utf-8");
-  textdomain(PROJECT_NAME);
-}
+}
\ No newline at end of file
diff --git a/src/main.cpp b/src/main.cpp
index 6a03f5ea..24f2b7fa 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -57,12 +57,6 @@ jmp_buf recover_env;
 /**
  * @brief
  *
- */
-extern void init_locale();
-
-/**
- * @brief
- *
  * @param sig
  */
 extern void handle_signal(int sig);
@@ -125,9 +119,6 @@ int main(int argc, char* argv[]) {
   file.close();
 #endif
 
-  // init ui library
-  GpgFrontend::UI::InitGpgFrontendUI();
-
   /**
    * internationalisation. loop to restart main window
    * with changed translation when settings change.
@@ -144,56 +135,13 @@ int main(int argc, char* argv[]) {
 #ifdef RELEASE
       try {
 #endif
-        // init the i18n support
-        init_locale();
-
-        // create the thread to load the gpg context
-        auto* init_ctx_thread = new GpgFrontend::CtxCheckThread();
-        QApplication::connect(init_ctx_thread, &QThread::finished, init_ctx_thread,
-                              &QThread::deleteLater);
-
-        // create and show loading window before starting the main window
-        auto* waiting_dialog = new QProgressDialog();
-        waiting_dialog->setMaximum(0);
-        waiting_dialog->setMinimum(0);
-        auto waiting_dialog_label =
-            new QLabel(QString(_("Loading Gnupg Info...")) + "<br /><br />" +
-                       _("If this process is too slow, please set the key "
-                         "server address appropriately in the gnupg configuration "
-                         "file (depending "
-                         "on the network situation in your country or region)."));
-        waiting_dialog_label->setWordWrap(true);
-        waiting_dialog->setLabel(waiting_dialog_label);
-        waiting_dialog->resize(420, 120);
-        QApplication::connect(init_ctx_thread, &QThread::finished, [=]() {
-          waiting_dialog->finished(0);
-          waiting_dialog->deleteLater();
-        });
-        QApplication::connect(waiting_dialog, &QProgressDialog::canceled, [=]() {
-          LOG(INFO) << "cancel clicked";
-          if (init_ctx_thread->isRunning()) init_ctx_thread->terminate();
-          QCoreApplication::quit();
-          exit(0);
-        });
-
-        // show the loading window
-        waiting_dialog->show();
-        waiting_dialog->setFocus();
-
-        // start the thread to load the gpg context
-        init_ctx_thread->start();
-        QEventLoop loop;
-        QApplication::connect(init_ctx_thread, &QThread::finished, &loop,
-                              &QEventLoop::quit);
-        loop.exec();
-
         QApplication::setQuitOnLastWindowClosed(true);
 
-        // create main window and show it
-        auto main_window = std::make_unique<GpgFrontend::UI::MainWindow>();
-        main_window->Init();
-        main_window->show();
-        return_from_event_loop_code = QApplication::exec();
+        // init ui library
+        GpgFrontend::UI::InitGpgFrontendUI();
+
+        // create main window
+        return_from_event_loop_code = GpgFrontend::UI::RunGpgFrontendUI();
 #ifdef RELEASE
       } catch (...) {
         // catch all unhandled exceptions and notify the user
diff --git a/src/ui/CMakeLists.txt b/src/ui/CMakeLists.txt
index c23fa8ed..6e3ee4be 100644
--- a/src/ui/CMakeLists.txt
+++ b/src/ui/CMakeLists.txt
@@ -39,7 +39,11 @@ aux_source_directory(import_export UI_SOURCE)
 aux_source_directory(dialog UI_SOURCE)
 
 # define libgpgfrontend_ui
+set(CMAKE_CXX_VISIBILITY_PRESET hidden)
+set(CMAKE_VISIBILITY_INLINES_HIDDEN 1)
 add_library(gpgfrontend_ui SHARED ${UI_SOURCE})
+set(_export_file "${CMAKE_CURRENT_SOURCE_DIR}/GpgFrontendUIExport.h")
+generate_export_header(gpgfrontend_ui EXPORT_FILE_NAME "${_export_file}")
 
 # link Qt
 target_link_libraries(gpgfrontend_ui
diff --git a/src/ui/GpgFrontendUI.h b/src/ui/GpgFrontendUI.h
index df6d891f..b355ec85 100644
--- a/src/ui/GpgFrontendUI.h
+++ b/src/ui/GpgFrontendUI.h
@@ -45,6 +45,8 @@
 #include "core/GpgFrontendCore.h"
 #include "core/GpgModel.h"
 
+#include "ui/GpgFrontendUIExport.h"
+
 /**
  * 3rd party dependencies
  */
diff --git a/src/ui/GpgFrontendUIInit.cpp b/src/ui/GpgFrontendUIInit.cpp
index 49f16ec5..2a8ac8b4 100644
--- a/src/ui/GpgFrontendUIInit.cpp
+++ b/src/ui/GpgFrontendUIInit.cpp
@@ -28,9 +28,11 @@
 
 #include "GpgFrontendUIInit.h"
 
-#include "SignalStation.h"
-#include "UserInterfaceUtils.h"
 #include "core/function/GlobalSettingStation.h"
+#include "core/thread/CtxCheckThread.h"
+#include "ui/SignalStation.h"
+#include "ui/UserInterfaceUtils.h"
+#include "ui/main_window/MainWindow.h"
 
 // init easyloggingpp library
 INITIALIZE_EASYLOGGINGPP
@@ -38,11 +40,61 @@ INITIALIZE_EASYLOGGINGPP
 namespace GpgFrontend::UI {
 
 extern void init_logging();
+extern void init_locale();
 
 void InitGpgFrontendUI() {
+  init_locale();
   init_logging();
   SignalStation::GetInstance();
   CommonUtils::GetInstance();
+
+  // create the thread to load the gpg context
+  auto* init_ctx_thread = new GpgFrontend::CtxCheckThread();
+  QApplication::connect(init_ctx_thread, &QThread::finished, init_ctx_thread,
+                        &QThread::deleteLater);
+
+  // create and show loading window before starting the main window
+  auto* waiting_dialog = new QProgressDialog();
+  waiting_dialog->setMaximum(0);
+  waiting_dialog->setMinimum(0);
+  auto waiting_dialog_label =
+      new QLabel(QString(_("Loading Gnupg Info...")) + "<br /><br />" +
+                 _("If this process is too slow, please set the key "
+                   "server address appropriately in the gnupg configuration "
+                   "file (depending "
+                   "on the network situation in your country or region)."));
+  waiting_dialog_label->setWordWrap(true);
+  waiting_dialog->setLabel(waiting_dialog_label);
+  waiting_dialog->resize(420, 120);
+  QApplication::connect(init_ctx_thread, &QThread::finished, [=]() {
+    waiting_dialog->finished(0);
+    waiting_dialog->deleteLater();
+  });
+  QApplication::connect(waiting_dialog, &QProgressDialog::canceled, [=]() {
+    LOG(INFO) << "cancel clicked";
+    if (init_ctx_thread->isRunning()) init_ctx_thread->terminate();
+    QCoreApplication::quit();
+    exit(0);
+  });
+
+  // show the loading window
+  waiting_dialog->show();
+  waiting_dialog->setFocus();
+
+  // start the thread to load the gpg context
+  init_ctx_thread->start();
+  QEventLoop loop;
+  QApplication::connect(init_ctx_thread, &QThread::finished, &loop,
+                        &QEventLoop::quit);
+  loop.exec();
+}
+
+int RunGpgFrontendUI() {
+  // create main window and show it
+  auto main_window = std::make_unique<GpgFrontend::UI::MainWindow>();
+  main_window->Init();
+  main_window->show();
+  return QApplication::exec();
 }
 
 void init_logging() {
@@ -71,4 +123,86 @@ void init_logging() {
 
   LOG(INFO) << _("log file path") << logfile_path;
 }
+
+/**
+ * @brief setup the locale and load the translations
+ *
+ */
+void init_locale() {
+  // get the instance of the GlobalSettingStation
+  auto& settings =
+      GpgFrontend::GlobalSettingStation::GetInstance().GetUISettings();
+
+  // create general settings if not exist
+  if (!settings.exists("general") ||
+      settings.lookup("general").getType() != libconfig::Setting::TypeGroup)
+    settings.add("general", libconfig::Setting::TypeGroup);
+
+  // set system default at first
+  auto& general = settings["general"];
+  if (!general.exists("lang"))
+    general.add("lang", libconfig::Setting::TypeString) = "";
+
+  // sync the settings to the file
+  GpgFrontend::GlobalSettingStation::GetInstance().SyncSettings();
+
+  LOG(INFO) << "current system locale" << setlocale(LC_ALL, nullptr);
+
+  // read from settings file
+  std::string lang;
+  if (!general.lookupValue("lang", lang)) {
+    LOG(ERROR) << _("could not read properly from configure file");
+  };
+
+  LOG(INFO) << "lang from settings" << lang;
+  LOG(INFO) << "project name" << PROJECT_NAME;
+  LOG(INFO) << "locales path"
+            << GpgFrontend::GlobalSettingStation::GetInstance()
+                   .GetLocaleDir()
+                   .c_str();
+
+#ifndef WINDOWS
+  if (!lang.empty()) {
+    std::string lc = lang.empty() ? "" : lang + ".UTF-8";
+
+    // set LC_ALL
+    auto* locale_name = setlocale(LC_ALL, lc.c_str());
+    if (locale_name == nullptr) LOG(WARNING) << "set LC_ALL failed" << lc;
+    auto language = getenv("LANGUAGE");
+    // set LANGUAGE
+    std::string language_env = language == nullptr ? "en" : language;
+    language_env.insert(0, lang + ":");
+    LOG(INFO) << "language env" << language_env;
+    if (setenv("LANGUAGE", language_env.c_str(), 1)) {
+      LOG(WARNING) << "set LANGUAGE failed" << language_env;
+    };
+  }
+#else
+  if (!lang.empty()) {
+    std::string lc = lang.empty() ? "" : lang;
+
+    // set LC_ALL
+    auto* locale_name = setlocale(LC_ALL, lc.c_str());
+    if (locale_name == nullptr) LOG(WARNING) << "set LC_ALL failed" << lc;
+
+    auto language = getenv("LANGUAGE");
+    // set LANGUAGE
+    std::string language_env = language == nullptr ? "en" : language;
+    language_env.insert(0, lang + ":");
+    language_env.insert(0, "LANGUAGE=");
+    LOG(INFO) << "language env" << language_env;
+    if (putenv(language_env.c_str())) {
+      LOG(WARNING) << "set LANGUAGE failed" << language_env;
+    };
+  }
+#endif
+
+  bindtextdomain(PROJECT_NAME, GpgFrontend::GlobalSettingStation::GetInstance()
+                                   .GetLocaleDir()
+                                   .u8string()
+                                   .c_str());
+  bind_textdomain_codeset(PROJECT_NAME, "utf-8");
+  textdomain(PROJECT_NAME);
+}
+
 }  // namespace GpgFrontend::UI
\ No newline at end of file
diff --git a/src/ui/GpgFrontendUIInit.h b/src/ui/GpgFrontendUIInit.h
index 6518256b..d7b6390d 100644
--- a/src/ui/GpgFrontendUIInit.h
+++ b/src/ui/GpgFrontendUIInit.h
@@ -37,7 +37,12 @@ namespace GpgFrontend::UI {
  * @brief init the UI library
  *
  */
-void InitGpgFrontendUI();
+void GPGFRONTEND_UI_EXPORT InitGpgFrontendUI();
+
+/**
+ * @brief run main window
+ */
+int GPGFRONTEND_UI_EXPORT RunGpgFrontendUI();
 
 };  // namespace GpgFrontend::UI