1 files changed, 147 insertions, 0 deletions

diff --git a/src/application.c b/src/application.c
new file mode 100644
index 0000000..e597bfb
--- /dev/null
+++ b/src/application.c
@@ -0,0 +1,147 @@
+/*
+   This file is part of GNUnet.
+   Copyright (C) 2021 GNUnet e.V.
+
+   GNUnet is free software: you can redistribute it and/or modify it
+   under the terms of the GNU Affero General Public License as published
+   by the Free Software Foundation, either version 3 of the License,
+   or (at your option) any later version.
+
+   GNUnet 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
+   Affero General Public License for more details.
+
+   You should have received a copy of the GNU Affero General Public License
+   along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+   SPDX-License-Identifier: AGPL3.0-or-later
+ */
+/*
+ * @author Tobias Frisch
+ * @file application.c
+ */
+
+#include "application.h"
+
+static void
+_load_ui_stylesheets(void)
+{
+  GdkScreen* screen = gdk_screen_get_default();
+  GtkCssProvider* provider = gtk_css_provider_new();
+  gtk_css_provider_load_from_path(
+      provider,
+      "resources/css/style.css",
+      NULL
+  );
+
+  gtk_style_context_add_provider_for_screen(
+      screen,
+      GTK_STYLE_PROVIDER(provider),
+      GTK_STYLE_PROVIDER_PRIORITY_APPLICATION
+  );
+}
+
+void
+application_init(MESSENGER_Application *app,
+                 int argc,
+                 char **argv)
+{
+  app->argc = argc;
+  app->argv = argv;
+
+  gtk_init(&argc, &argv);
+
+  _load_ui_stylesheets();
+
+  app->chat.status = EXIT_FAILURE;
+  app->chat.tid = 0;
+  app->chat.signal = MESSENGER_NONE;
+
+  ui_messenger_init(app, &(app->ui.messenger));
+}
+
+static void*
+_application_chat_thread(void *args)
+{
+  MESSENGER_Application *app = (MESSENGER_Application*) args;
+
+  struct GNUNET_GETOPT_CommandLineOption options[] = {
+      GNUNET_GETOPT_OPTION_END
+  };
+
+  app->chat.status = (GNUNET_PROGRAM_run(
+      app->argc,
+      app->argv,
+      "messenger-gtk",
+      gettext_noop("A GTK based GUI for the Messenger service of GNUnet."),
+      options,
+      &chat_messenger_run,
+      app
+  ) == GNUNET_OK? EXIT_SUCCESS : EXIT_FAILURE);
+
+  return NULL;
+}
+
+void
+application_start(MESSENGER_Application *app)
+{
+  pthread_create(&(app->chat.tid), NULL, _application_chat_thread, app);
+
+  gtk_main();
+
+  pthread_join(app->chat.tid, NULL);
+}
+
+typedef struct MESSENGER_ApplicationEventCall
+{
+  MESSENGER_Application *app;
+  MESSENGER_ApplicationEvent event;
+} MESSENGER_ApplicationEventCall;
+
+static gboolean
+_application_event_call(gpointer user_data)
+{
+  //printf("_application_event_call\n");
+
+  MESSENGER_ApplicationEventCall *call;
+
+  call = (MESSENGER_ApplicationEventCall*) user_data;
+  call->event(call->app);
+
+  GNUNET_free(call);
+  return FALSE;
+}
+
+void
+application_call_event(MESSENGER_Application *app,
+                       MESSENGER_ApplicationEvent event)
+{
+  //printf("application_call_event\n");
+
+  MESSENGER_ApplicationEventCall *call;
+
+  call = (MESSENGER_ApplicationEventCall*) GNUNET_malloc(
+      sizeof(MESSENGER_ApplicationEventCall)
+  );
+
+  call->app = app;
+  call->event = event;
+
+  g_idle_add(_application_event_call, call);
+}
+
+void
+application_exit(MESSENGER_Application *app,
+                 MESSENGER_ApplicationSignal signal)
+{
+  app->chat.signal = signal;
+
+  gtk_main_quit();
+}
+
+int
+application_status(MESSENGER_Application *app)
+{
+  return app->chat.status;
+}