[gnome-flashback] monitor-manager: add current_switch_config

[Alberts Muktupāvels <muktupavels src gnome org>]

commit 54a826499c214439e201471a6d3b12b9d47e59c4
Author: Alberts Muktupāvels <alberts muktupavels gmail com>
Date:   Thu Sep 28 14:42:36 2017 +0300

    monitor-manager: add current_switch_config

 backends/gf-monitor-manager-private.h |    2 +
 backends/gf-monitor-manager.c         |   41 +++++++++++++++++++++++++++++++++
 backends/gf-monitor-manager.h         |    9 +++++-
 3 files changed, 50 insertions(+), 2 deletions(-)
---
diff --git a/backends/gf-monitor-manager-private.h b/backends/gf-monitor-manager-private.h
index a53972c..0dd8ea7 100644
--- a/backends/gf-monitor-manager-private.h
+++ b/backends/gf-monitor-manager-private.h
@@ -82,6 +82,8 @@ struct _GfMonitorManager
 
   GnomePnpIds                 *pnp_ids;
   UpClient                    *up_client;
+
+  GfMonitorSwitchConfigType    current_switch_config;
 };
 
 typedef struct
diff --git a/backends/gf-monitor-manager.c b/backends/gf-monitor-manager.c
index 333cae0..0d95dc9 100644
--- a/backends/gf-monitor-manager.c
+++ b/backends/gf-monitor-manager.c
@@ -124,6 +124,8 @@ gf_monitor_manager_update_monitor_modes_derived (GfMonitorManager *manager)
 static void
 gf_monitor_manager_notify_monitors_changed (GfMonitorManager *manager)
 {
+  manager->current_switch_config = GF_MONITOR_SWITCH_CONFIG_UNKNOWN;
+
   g_signal_emit_by_name (manager, "monitors-changed");
 }
 
@@ -1838,6 +1840,8 @@ gf_monitor_manager_constructed (GObject *object)
   g_signal_connect_object (orientation_manager, "orientation-changed",
                            G_CALLBACK (orientation_changed), manager, 0);
 
+  manager->current_switch_config = GF_MONITOR_SWITCH_CONFIG_UNKNOWN;
+
   manager->config_manager = gf_monitor_config_manager_new (manager);
 
   gf_monitor_manager_read_current_state (manager);
@@ -2445,9 +2449,46 @@ gf_monitor_manager_get_is_builtin_display_on (GfMonitorManager *manager)
   return gf_monitor_is_active (laptop_panel);
 }
 
+GfMonitorSwitchConfigType
+gf_monitor_manager_get_switch_config (GfMonitorManager *manager)
+{
+  return manager->current_switch_config;
+}
+
 gboolean
 gf_monitor_manager_can_switch_config (GfMonitorManager *manager)
 {
   return (!gf_monitor_manager_is_lid_closed (manager) &&
           g_list_length (manager->monitors) > 1);
 }
+
+void
+gf_monitor_manager_switch_config (GfMonitorManager          *manager,
+                                  GfMonitorSwitchConfigType  config_type)
+{
+  GfMonitorsConfig *config;
+  GError *error;
+
+  g_return_if_fail (config_type != GF_MONITOR_SWITCH_CONFIG_UNKNOWN);
+
+  config = gf_monitor_config_manager_create_for_switch_config (manager->config_manager,
+                                                               config_type);
+
+  if (!config)
+    return;
+
+  error = NULL;
+  if (!gf_monitor_manager_apply_monitors_config (manager, config,
+                                                 GF_MONITORS_CONFIG_METHOD_TEMPORARY,
+                                                 &error))
+    {
+      g_warning ("Failed to use switch monitor configuration: %s", error->message);
+      g_error_free (error);
+    }
+  else
+    {
+      manager->current_switch_config = config_type;
+    }
+
+  g_object_unref (config);
+}
diff --git a/backends/gf-monitor-manager.h b/backends/gf-monitor-manager.h
index a83eae8..68a217a 100644
--- a/backends/gf-monitor-manager.h
+++ b/backends/gf-monitor-manager.h
@@ -37,9 +37,14 @@ typedef enum
 
 typedef struct _GfMonitorManager GfMonitorManager;
 
-gboolean gf_monitor_manager_get_is_builtin_display_on (GfMonitorManager *manager);
+gboolean                  gf_monitor_manager_get_is_builtin_display_on (GfMonitorManager          *manager);
 
-gboolean gf_monitor_manager_can_switch_config         (GfMonitorManager *manager);
+GfMonitorSwitchConfigType gf_monitor_manager_get_switch_config         (GfMonitorManager          *manager);
+
+gboolean                  gf_monitor_manager_can_switch_config         (GfMonitorManager          *manager);
+
+void                      gf_monitor_manager_switch_config             (GfMonitorManager          *manager,
+                                                                        GfMonitorSwitchConfigType  
config_type);
 
 G_END_DECLS