4 files changed, 101 insertions, 4 deletions

diff --git a/src/event.c b/src/event.c
index d80e563..a12bfef 100644
--- a/src/event.c
+++ b/src/event.c
@@ -269,7 +269,7 @@ event_joining_contact(MESSENGER_Application *app,
   gtk_label_set_text(message->text_label, join_message);
   gtk_label_set_text(message->timestamp_label, time? time : "");
 
-  ui_chat_add_message(handle->chat, message);
+  ui_chat_add_message(handle->chat, app, message);
   ui_chat_entry_update(handle, app, context);
 }
 
@@ -353,7 +353,7 @@ event_invitation(MESSENGER_Application *app,
   gtk_widget_show(GTK_WIDGET(message->deny_button));
   gtk_widget_show(GTK_WIDGET(message->accept_button));
 
-  ui_chat_add_message(handle->chat, message);
+  ui_chat_add_message(handle->chat, app, message);
   ui_chat_entry_update(handle, app, context);
 }
 
@@ -412,6 +412,6 @@ event_receive_message(MESSENGER_Application *app,
   gtk_label_set_text(message->text_label, text? text : "");
   gtk_label_set_text(message->timestamp_label, time? time : "");
 
-  ui_chat_add_message(handle->chat, message);
+  ui_chat_add_message(handle->chat, app, message);
   ui_chat_entry_update(handle, app, context);
 }
diff --git a/src/file.c b/src/file.c
index a9c64d7..7cb5fd9 100644
--- a/src/file.c
+++ b/src/file.c
@@ -75,7 +75,19 @@ file_update_upload_info(const struct GNUNET_CHAT_File *file,
   if (!info)
     return;
 
-  // TODO
+  GList *list = info->file_messages;
+
+  while (list)
+  {
+    UI_MESSAGE_Handle *message = (UI_MESSAGE_Handle*) list->data;
+
+    gtk_progress_bar_set_fraction(
+      message->file_progress_bar,
+      1.0 * completed / size
+    );
+
+    list = list->next;
+  }
 }
 
 void
diff --git a/src/ui/chat.c b/src/ui/chat.c
index 0039a5d..eefb7cf 100644
--- a/src/ui/chat.c
+++ b/src/ui/chat.c
@@ -143,6 +143,41 @@ handle_back_button_click(UNUSED GtkButton *button,
 }
 
 static void
+handle_chat_messages_selected_rows_changed(GtkListBox *listbox,
+                                           gpointer user_data)
+{
+  UI_CHAT_Handle *handle = (UI_CHAT_Handle*) user_data;
+
+  GList *selected = gtk_list_box_get_selected_rows(listbox);
+  uint32_t count = 0;
+
+  while (selected)
+  {
+    count++;
+    selected = selected->next;
+  }
+
+  GString *counter = g_string_new("");
+  g_string_append_printf(counter, "%u", count);
+  gtk_label_set_text(handle->selection_count_label, counter->str);
+  g_string_free(counter, TRUE);
+
+  if (count > 0)
+    gtk_stack_set_visible_child(handle->chat_title_stack, handle->selection_box);
+  else
+    gtk_stack_set_visible_child(handle->chat_title_stack, handle->title_box);
+}
+
+static void
+handle_chat_selection_close_button_click(UNUSED GtkButton *button,
+                                         gpointer user_data)
+{
+  GtkListBox *listbox = GTK_LIST_BOX(user_data);
+
+  gtk_list_box_unselect_all(listbox);
+}
+
+static void
 handle_attach_file_button_click(GtkButton *button,
                                 gpointer user_data)
 {
@@ -326,6 +361,18 @@ ui_chat_new(MESSENGER_Application *app)
       gtk_builder_get_object(handle->builder, "flap_chat_details")
   );
 
+  handle->chat_title_stack = GTK_STACK(
+      gtk_builder_get_object(handle->builder, "chat_title_stack")
+  );
+
+  handle->title_box = GTK_WIDGET(
+      gtk_builder_get_object(handle->builder, "title_box")
+  );
+
+  handle->selection_box = GTK_WIDGET(
+      gtk_builder_get_object(handle->builder, "selection_box")
+  );
+
   handle->chat_title = GTK_LABEL(
       gtk_builder_get_object(handle->builder, "chat_title")
   );
@@ -383,6 +430,18 @@ ui_chat_new(MESSENGER_Application *app)
       gtk_builder_get_object(handle->builder, "chat_details_contacts_box")
   );
 
+  handle->selection_close_button = GTK_BUTTON(
+      gtk_builder_get_object(handle->builder, "selection_close_button")
+  );
+
+  handle->selection_count_label = GTK_LABEL(
+      gtk_builder_get_object(handle->builder, "selection_count_label")
+  );
+
+  handle->selection_delete_button = GTK_BUTTON(
+      gtk_builder_get_object(handle->builder, "selection_delete_button")
+  );
+
   handle->chat_scrolled_window = GTK_SCROLLED_WINDOW(
       gtk_builder_get_object(handle->builder, "chat_scrolled_window")
   );
@@ -404,6 +463,20 @@ ui_chat_new(MESSENGER_Application *app)
 
   g_signal_connect(
       handle->messages_listbox,
+      "selected-rows-changed",
+      G_CALLBACK(handle_chat_messages_selected_rows_changed),
+      handle
+  );
+
+  g_signal_connect(
+      handle->selection_close_button,
+      "clicked",
+      G_CALLBACK(handle_chat_selection_close_button_click),
+      handle->messages_listbox
+  );
+
+  g_signal_connect(
+      handle->messages_listbox,
       "size-allocate",
       G_CALLBACK(handle_chat_messages_listbox_size_allocate),
       handle
@@ -674,6 +747,7 @@ ui_chat_delete(UI_CHAT_Handle *handle)
 
 void
 ui_chat_add_message(UI_CHAT_Handle *handle,
+                    GNUNET_UNUSED MESSENGER_Application *app,
                     UI_MESSAGE_Handle *message)
 {
   GNUNET_assert((handle) && (message));
@@ -688,6 +762,7 @@ ui_chat_add_message(UI_CHAT_Handle *handle,
 
 void
 ui_chat_remove_message(UI_CHAT_Handle *handle,
+                       GNUNET_UNUSED MESSENGER_Application *app,
                        UI_MESSAGE_Handle *message)
 {
   GNUNET_assert((handle) && (message));
diff --git a/src/ui/chat.h b/src/ui/chat.h
index 6ce6064..8b38db8 100644
--- a/src/ui/chat.h
+++ b/src/ui/chat.h
@@ -50,6 +50,10 @@ typedef struct UI_CHAT_Handle
 
   HdyFlap *flap_chat_details;
 
+  GtkStack *chat_title_stack;
+  GtkWidget *title_box;
+  GtkWidget *selection_box;
+
   GtkLabel *chat_title;
   GtkLabel *chat_subtitle;
 
@@ -62,6 +66,10 @@ typedef struct UI_CHAT_Handle
   GtkButton *hide_chat_details_button;
   GtkBox *chat_details_contacts_box;
 
+  GtkButton *selection_close_button;
+  GtkLabel *selection_count_label;
+  GtkButton *selection_delete_button;
+
   GtkScrolledWindow *chat_scrolled_window;
 
   GtkListBox *chat_contacts_listbox;
@@ -91,10 +99,12 @@ ui_chat_delete(UI_CHAT_Handle *handle);
 
 void
 ui_chat_add_message(UI_CHAT_Handle *handle,
+                    MESSENGER_Application *app,
                     UI_MESSAGE_Handle *message);
 
 void
 ui_chat_remove_message(UI_CHAT_Handle *handle,
+                       MESSENGER_Application *app,
                        UI_MESSAGE_Handle *message);
 
 void