1 files changed, 113 insertions, 0 deletions
diff --git a/src/anastasis/anastasis-gtk_handle-main-window-back-clicked.c b/src/anastasis/anastasis-gtk_handle-main-window-back-clicked.c
new file mode 100644
index 0000000..863706f
--- /dev/null
+++ b/src/anastasis/anastasis-gtk_handle-main-window-back-clicked.c
@@ -0,0 +1,113 @@
+/*
+     This file is part of anastasis-gtk.
+     Copyright (C) 2020 Anastasis SARL
+
+     Anastasis 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, or (at your
+     option) any later version.
+
+     Anastasis 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 Anastasis; see the file COPYING.  If not, write to the
+     Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+     Boston, MA 02110-1301, USA.
+*/
+
+/**
+ * @file src/anastasis/anastasis-gtk_handle-main-window-back-clicked.c
+ * @brief
+ * @author Christian Grothoff
+ * @author Dennis Neufeld
+ */
+#include <gnunet/platform.h>
+#include <gnunet/gnunet_util_lib.h>
+#include "anastasis-gtk_action.h"
+#include "anastasis-gtk_helper.h"
+#include <jansson.h>
+
+
+/**
+ * Start interaction from the beginning.
+ */
+static void
+fresh_start (void)
+{
+  AG_hide_all_frames ();
+  json_decref (AG_redux_state);
+  AG_redux_state = NULL;
+  AG_hide ("anastasis_gtk_progress_vbox");
+  AG_hide ("anastasis_gtk_backup_progress_scrolled_window");
+  AG_hide ("anastasis_gtk_recovery_progress_scrolled_window");
+  AG_hide ("anastasis_gtk_restart_button");
+  AG_hide ("anastasis_gtk_main_control_vbox");
+  AG_show ("anastasis_gtk_start_frame");
+}
+
+
+/**
+ * Callback invoked if the "back"-button is clicked.
+ *
+ * @param object
+ * @param user_data unused
+ */
+void
+anastasis_gtk_main_window_back_clicked (GObject *object,
+                                        gpointer user_data)
+{
+  const char *state;
+
+  (void) object;
+  (void) user_data;
+  if (NULL != AG_ra)
+  {
+    /* This happens if we were long polling for payment */
+    ANASTASIS_redux_action_cancel (AG_ra);
+    AG_ra = NULL;
+  }
+  state = json_string_value (json_object_get (AG_redux_state,
+                                              "recovery_state"));
+  if (NULL == state)
+    state = json_string_value (json_object_get (AG_redux_state,
+                                                "backup_state"));
+
+  if ( (0 == strcasecmp (state,
+                         "CONTINENT_SELECTING")) ||
+       (0 == strcasecmp (state,
+                         "COUNTRY_SELECTING")) )
+  {
+    AG_hide ("anastasis_gtk_country_selection_image");
+    AG_hide ("anastasis_gtk_continent_frame");
+    AG_hide ("anastasis_gtk_continent_selection_image");
+    AG_hide ("anastasis_gtk_country_selection_image");
+    fresh_start ();
+    return;
+  }
+  AG_freeze ();
+  AG_ra = ANASTASIS_redux_action (AG_redux_state,
+                                  "back",
+                                  NULL,
+                                  &AG_action_cb,
+                                  NULL);
+}
+
+
+/**
+ * Callback invoked if the "restart"-button is clicked.
+ *
+ * @param object
+ * @param user_data unused
+ */
+void
+anastasis_gtk_restart_button_clicked_cb (GObject *object,
+                                         gpointer user_data)
+{
+  (void) object;
+  (void) user_data;
+  AG_hide ("anastasis_gtk_restart_button");
+  fresh_start ();
+}