[gtk-frdp/improve-connection-initialization: 2/3] frdp-display: Add "rdp-auth-failure" signal

[Felipe Borges <felipeborges src gnome org>]

commit dd71338d727c7bafede33f0ec119a07de044a7ab
Author: Felipe Borges <felipeborges gnome org>
Date:   Fri Aug 6 09:44:50 2021 +0200

    frdp-display: Add "rdp-auth-failure" signal

 examples/gtk-frdp-viewer.c | 15 +++++++++++++++
 src/frdp-display.c         | 18 ++++++++++++++++++
 src/frdp-session.c         | 11 +++++++++++
 3 files changed, 44 insertions(+)
---
diff --git a/examples/gtk-frdp-viewer.c b/examples/gtk-frdp-viewer.c
index 12f5925..0211203 100644
--- a/examples/gtk-frdp-viewer.c
+++ b/examples/gtk-frdp-viewer.c
@@ -18,6 +18,16 @@
 
 #include <gtk-frdp.h>
 
+static void
+on_rdp_auth_failure (GObject     *source_object,
+                     const gchar *message,
+                     gpointer     user_data)
+{
+  g_print ("-> %s\n", message);
+
+  g_application_quit (user_data);
+}
+
 static void
 on_activate (GtkApplication *app)
 {
@@ -35,6 +45,11 @@ on_activate (GtkApplication *app)
 
   display = frdp_display_new ();
 
+  g_signal_connect (display,
+                    "rdp-auth-failure",
+                    G_CALLBACK (on_rdp_auth_failure),
+                    app);
+
   gtk_container_add (GTK_CONTAINER (window), display);
   gtk_widget_show (display);
 
diff --git a/src/frdp-display.c b/src/frdp-display.c
index a04b879..05d856f 100644
--- a/src/frdp-display.c
+++ b/src/frdp-display.c
@@ -40,6 +40,7 @@ enum
   RDP_CONNECTED,
   RDP_DISCONNECTED,
   RDP_NEEDS_AUTHENTICATION,
+  RDP_AUTH_FAILURE,
   LAST_SIGNAL
 };
 
@@ -219,6 +220,14 @@ frdp_leave_notify_event (GtkWidget        *widget,
   return TRUE;
 }
 
+static void
+frdp_display_auth_failure (GObject     *source_object,
+                           const gchar *message,
+                           gpointer     user_data)
+{
+  g_signal_emit (user_data, signals[RDP_AUTH_FAILURE], 0, message);
+}
+
 static void
 frdp_display_disconnected (GObject  *source_object,
                            gpointer  user_data)
@@ -374,6 +383,12 @@ frdp_display_class_init (FrdpDisplayClass *klass)
                                                     G_SIGNAL_RUN_LAST,
                                                     0, NULL, NULL, NULL,
                                                     G_TYPE_NONE, 0);
+  signals[RDP_AUTH_FAILURE] = g_signal_new ("rdp-auth-failure",
+                                            G_TYPE_FROM_CLASS (klass),
+                                            G_SIGNAL_RUN_LAST,
+                                            0, NULL, NULL, NULL,
+                                            G_TYPE_NONE, 1,
+                                            G_TYPE_STRING);
 }
 
 static void
@@ -417,6 +432,9 @@ frdp_display_open_host (FrdpDisplay  *display,
   g_signal_connect (priv->session, "rdp-disconnected",
                     G_CALLBACK (frdp_display_disconnected),
                     display);
+  g_signal_connect (priv->session, "rdp-auth-failure",
+                    G_CALLBACK (frdp_display_auth_failure),
+                    display);
 
   frdp_session_connect (priv->session,
                         host,
diff --git a/src/frdp-session.c b/src/frdp-session.c
index 0c0787c..ca53d89 100644
--- a/src/frdp-session.c
+++ b/src/frdp-session.c
@@ -78,6 +78,7 @@ enum
 {
   RDP_CONNECTED,
   RDP_DISCONNECTED,
+  RDP_AUTH_FAILURE,
   LAST_SIGNAL
 };
 
@@ -591,6 +592,10 @@ frdp_session_connect_thread (GTask        *task,
         case STATUS_LOGON_FAILURE:
         case FREERDP_ERROR_CONNECT_TRANSPORT_FAILED:
         case ERRCONNECT_CONNECT_TRANSPORT_FAILED:
+            g_signal_emit (self,
+                           signals[RDP_AUTH_FAILURE], 0,
+                           freerdp_get_last_error_string (error_code));
+
             g_warning ("Failed to connect RPD host with error '%s'",
                        freerdp_get_last_error_string (error_code));
             break;
@@ -774,6 +779,12 @@ frdp_session_class_init (FrdpSessionClass *klass)
                                             G_SIGNAL_RUN_FIRST,
                                             0, NULL, NULL, NULL,
                                             G_TYPE_NONE, 0);
+  signals[RDP_AUTH_FAILURE] = g_signal_new ("rdp-auth-failure",
+                                            FRDP_TYPE_SESSION,
+                                            G_SIGNAL_RUN_FIRST,
+                                            0, NULL, NULL, NULL,
+                                            G_TYPE_NONE, 1,
+                                            G_TYPE_STRING);
 
 }