5 files changed, 165 insertions, 8 deletions

diff --git a/src/chat/messenger.c b/src/chat/messenger.c
index 2996af3..62b93e8 100644
--- a/src/chat/messenger.c
+++ b/src/chat/messenger.c
@@ -59,6 +59,8 @@ _chat_messenger_message(void *cls,
 
   if (GNUNET_CHAT_KIND_LOGIN == GNUNET_CHAT_message_get_kind(message))
     application_call_event(app, event_update_profile);
+  else if (GNUNET_CHAT_KIND_TEXT == GNUNET_CHAT_message_get_kind(message))
+    printf("%s\n", GNUNET_CHAT_message_get_text(message));
 
   return GNUNET_YES;
 }
diff --git a/src/event.c b/src/event.c
index 851536f..e04fe5c 100644
--- a/src/event.c
+++ b/src/event.c
@@ -24,16 +24,73 @@
 
 #include "event.h"
 
+#include "ui/chat_entry.h"
+
+static int
+_iterate_profile_contacts(void *cls,
+                          UNUSED struct GNUNET_CHAT_Handle *handle,
+                          UNUSED struct GNUNET_CHAT_Contact *contact)
+{
+  MESSENGER_Application *app = (MESSENGER_Application*) cls;
+
+  UI_MESSENGER_Handle *ui = &(app->ui.messenger);
+
+  UI_CHAT_ENTRY_Handle *entry = ui_chat_entry_new();
+
+  gtk_container_add(GTK_CONTAINER(ui->chats_listbox), entry->entry_box);
+
+  g_free(entry); //TODO: add to a list or similar?
+
+  return GNUNET_YES;
+}
+
+static int
+_iterate_profile_groups(void *cls,
+                        UNUSED struct GNUNET_CHAT_Handle *handle,
+                        UNUSED struct GNUNET_CHAT_Group *group)
+{
+  MESSENGER_Application *app = (MESSENGER_Application*) cls;
+
+  UI_MESSENGER_Handle *ui = &(app->ui.messenger);
+
+  UI_CHAT_ENTRY_Handle *entry = ui_chat_entry_new();
+
+  gtk_container_add(GTK_CONTAINER(ui->chats_listbox), entry->entry_box);
+
+  g_free(entry); //TODO: add to a list or similar?
+
+  return GNUNET_YES;
+}
+
+static void
+_clear_each_widget(GtkWidget *widget,
+                   gpointer user_data)
+{
+  GtkContainer *container = GTK_CONTAINER(user_data);
+
+  gtk_container_remove(container, widget);
+}
+
 void
 event_update_profile(MESSENGER_Application *app)
 {
-  UI_MESSENGER_Handle* ui = &(app->ui.messenger);
+  UI_MESSENGER_Handle *ui = &(app->ui.messenger);
+  CHAT_MESSENGER_Handle *chat = &(app->chat.messenger);
 
-  const char *name = GNUNET_CHAT_get_name(app->chat.messenger.handle);
+  const char *name = GNUNET_CHAT_get_name(chat->handle);
 
   if (name)
   {
     hdy_avatar_set_text(ui->profile_avatar, name);
     gtk_label_set_text(ui->profile_label, name);
   }
+
+  gtk_container_foreach(
+      GTK_CONTAINER(ui->chats_listbox),
+      _clear_each_widget,
+      ui->chats_listbox
+  );
+
+  GNUNET_CHAT_iterate_contacts(chat->handle, _iterate_profile_contacts, app);
+  GNUNET_CHAT_iterate_groups(chat->handle, _iterate_profile_groups, app);
 }
diff --git a/src/ui/chat_entry.c b/src/ui/chat_entry.c
new file mode 100644
index 0000000..5ff7063
--- /dev/null
+++ b/src/ui/chat_entry.c
@@ -0,0 +1,55 @@
+/*
+   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 ui/chat_entry.c
+ */
+
+#include "chat_entry.h"
+
+UI_CHAT_ENTRY_Handle*
+ui_chat_entry_new(void)
+{
+  UI_CHAT_ENTRY_Handle* handle = g_malloc(sizeof(UI_CHAT_ENTRY_Handle));
+
+  GtkBuilder* builder = gtk_builder_new_from_file("resources/ui/chat_entry.ui");
+
+  handle->entry_box = GTK_WIDGET(
+      gtk_builder_get_object(builder, "entry_box")
+  );
+
+  handle->avatar = HDY_AVATAR(
+      gtk_builder_get_object(builder, "avatar")
+  );
+
+  handle->title = GTK_LABEL(
+      gtk_builder_get_object(builder, "title")
+  );
+
+  handle->timestamp = GTK_LABEL(
+      gtk_builder_get_object(builder, "timestamp")
+  );
+
+  handle->text = GTK_LABEL(
+      gtk_builder_get_object(builder, "text")
+  );
+
+  return handle;
+}
diff --git a/src/ui/chat_entry.h b/src/ui/chat_entry.h
new file mode 100644
index 0000000..48f2fb7
--- /dev/null
+++ b/src/ui/chat_entry.h
@@ -0,0 +1,48 @@
+/*
+   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 ui/chat_entry.h
+ */
+
+#ifndef UI_CHAT_ENTRY_H_
+#define UI_CHAT_ENTRY_H_
+
+#include <gtk-3.0/gtk/gtk.h>
+#include <libhandy-1/handy.h>
+
+typedef struct MESSENGER_Application MESSENGER_Application;
+
+typedef struct UI_CHAT_ENTRY_Handle
+{
+  GtkWidget* entry_box;
+
+  HdyAvatar* avatar;
+
+  GtkLabel* title;
+  GtkLabel* timestamp;
+
+  GtkLabel* text;
+} UI_CHAT_ENTRY_Handle;
+
+UI_CHAT_ENTRY_Handle*
+ui_chat_entry_new(void);
+
+#endif /* UI_CHAT_ENTRY_H_ */
diff --git a/src/ui/messenger.c b/src/ui/messenger.c
index ebfde36..46ee362 100644
--- a/src/ui/messenger.c
+++ b/src/ui/messenger.c
@@ -92,12 +92,7 @@ void
 ui_messenger_init(MESSENGER_Application *app,
                   UI_MESSENGER_Handle *handle)
 {
-  GtkBuilder* builder = gtk_builder_new();
-  gtk_builder_add_from_file(
-      builder,
-      "resources/ui/messenger.ui",
-      NULL
-  );
+  GtkBuilder* builder = gtk_builder_new_from_file("resources/ui/messenger.ui");
 
   handle->main_window = GTK_APPLICATION_WINDOW(
       gtk_builder_get_object(builder, "main_window")