From 9496f639715b1b8e31b2b0a5bd37a8b6761249b3 Mon Sep 17 00:00:00 2001
From: Iain Lane <iainl@gnome.org>
Date: Tue, 7 May 2019 15:57:43 +0100
Subject: GdmManager, GdmDisplay: Add RegisterSession method

Window managers can use this to register with GDM when they've finished
starting up and started displaying.
---
 daemon/gdm-manager.c | 30 ++++++++++++++++++++++++++++++
 1 file changed, 30 insertions(+)

(limited to 'daemon/gdm-manager.c')

diff --git a/daemon/gdm-manager.c b/daemon/gdm-manager.c
index 980aa62d..23e3b85d 100644
--- a/daemon/gdm-manager.c
+++ b/daemon/gdm-manager.c
@@ -803,6 +803,35 @@ gdm_manager_handle_register_display (GdmDBusManager        *manager,
         return TRUE;
 }
 
+static gboolean
+gdm_manager_handle_register_session (GdmDBusManager        *manager,
+                                     GDBusMethodInvocation *invocation,
+                                     GVariant              *details)
+{
+        GdmManager      *self = GDM_MANAGER (manager);
+        GdmDisplay      *display;
+        const char      *sender;
+        GDBusConnection *connection;
+
+        sender = g_dbus_method_invocation_get_sender (invocation);
+        connection = g_dbus_method_invocation_get_connection (invocation);
+
+        get_display_and_details_for_bus_sender (self, connection, sender, &display,
+                                                NULL, NULL, NULL, NULL, NULL, NULL, NULL);
+
+        g_debug ("GdmManager: trying to register new session on display %p", display);
+
+        if (display != NULL)
+                g_object_set (G_OBJECT (display), "session-registered", TRUE, NULL);
+        else
+                g_debug ("GdmManager: No display, not registering");
+
+        gdm_dbus_manager_complete_register_session (GDM_DBUS_MANAGER (manager),
+                                                    invocation);
+
+        return TRUE;
+}
+
 static gboolean
 gdm_manager_handle_open_session (GdmDBusManager        *manager,
                                  GDBusMethodInvocation *invocation)
@@ -1159,6 +1188,7 @@ static void
 manager_interface_init (GdmDBusManagerIface *interface)
 {
         interface->handle_register_display = gdm_manager_handle_register_display;
+        interface->handle_register_session = gdm_manager_handle_register_session;
         interface->handle_open_session = gdm_manager_handle_open_session;
         interface->handle_open_reauthentication_channel = gdm_manager_handle_open_reauthentication_channel;
 }
-- 
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