[mutter] Turn MetaLogicalMonitor into a GObject

[Jonas Ådahl <jadahl src gnome org>]

commit 6de3e4a07ec2460c8caffa08970b0affb54c67cc
Author: Jonas Ådahl <jadahl gmail com>
Date:   Fri Dec 2 16:08:59 2016 +0800

    Turn MetaLogicalMonitor into a GObject
    
    This will make it easier to move various manually managed data and data
    now in MetaLogicalMonitor into GObject QData fields.
    
    https://bugzilla.gnome.org/show_bug.cgi?id=777732

 src/backends/meta-monitor-manager-private.h |    7 +++++++
 src/backends/meta-monitor-manager.c         |   22 ++++++++++++++++++----
 2 files changed, 25 insertions(+), 4 deletions(-)
---
diff --git a/src/backends/meta-monitor-manager-private.h b/src/backends/meta-monitor-manager-private.h
index 3c3565e..5bc454a 100644
--- a/src/backends/meta-monitor-manager-private.h
+++ b/src/backends/meta-monitor-manager-private.h
@@ -59,6 +59,11 @@ typedef struct _MetaCRTCInfo MetaCRTCInfo;
 typedef struct _MetaOutputInfo MetaOutputInfo;
 typedef struct _MetaTileInfo MetaTileInfo;
 
+#define META_TYPE_LOGICAL_MONITOR (meta_logical_monitor_get_type ())
+G_DECLARE_FINAL_TYPE (MetaLogicalMonitor, meta_logical_monitor,
+                      META, LOGICAL_MONITOR,
+                      GObject)
+
 typedef enum {
   META_MONITOR_TRANSFORM_NORMAL,
   META_MONITOR_TRANSFORM_90,
@@ -208,6 +213,8 @@ struct _MetaMonitorMode
  */
 struct _MetaLogicalMonitor
 {
+  GObject parent;
+
   int number;
   int xinerama_index;
   MetaRectangle rect;
diff --git a/src/backends/meta-monitor-manager.c b/src/backends/meta-monitor-manager.c
index 9d473e3..2aacb9d 100644
--- a/src/backends/meta-monitor-manager.c
+++ b/src/backends/meta-monitor-manager.c
@@ -40,6 +40,8 @@
 #include "backends/x11/meta-monitor-manager-xrandr.h"
 #include "meta-backend-private.h"
 
+G_DEFINE_TYPE (MetaLogicalMonitor, meta_logical_monitor, G_TYPE_OBJECT)
+
 enum {
   CONFIRM_DISPLAY_CHANGE,
   SIGNALS_LAST
@@ -138,7 +140,7 @@ construct_tile_monitor (MetaMonitorManager *manager,
 {
   MetaLogicalMonitor *logical_monitor = NULL;
 
-  logical_monitor = g_new0 (MetaLogicalMonitor, 1);
+  logical_monitor = g_object_new (META_TYPE_LOGICAL_MONITOR, NULL);
 
   logical_monitor->tile_group_id = output->tile_info.group_id;
   logical_monitor->refresh_rate = output->crtc->current_mode->refresh_rate;
@@ -226,7 +228,9 @@ make_logical_config (MetaMonitorManager *manager)
 
       if (crtc->logical_monitor == NULL)
         {
-          MetaLogicalMonitor *logical_monitor = g_new0 (MetaLogicalMonitor, 1);
+          MetaLogicalMonitor *logical_monitor;
+
+          logical_monitor = g_object_new (META_TYPE_LOGICAL_MONITOR, NULL);
 
           logical_monitor->number = monitor_number;
           logical_monitor->rect = crtc->rect;
@@ -452,7 +456,7 @@ meta_monitor_manager_finalize (GObject *object)
   meta_monitor_manager_free_output_array (manager->outputs, manager->n_outputs);
   meta_monitor_manager_free_mode_array (manager->modes, manager->n_modes);
   meta_monitor_manager_free_crtc_array (manager->crtcs, manager->n_crtcs);
-  g_list_free_full (manager->logical_monitors, g_free);
+  g_list_free_full (manager->logical_monitors, g_object_unref);
 
   G_OBJECT_CLASS (meta_monitor_manager_parent_class)->finalize (object);
 }
@@ -1573,7 +1577,7 @@ meta_monitor_manager_rebuild_derived (MetaMonitorManager *manager)
 
   g_signal_emit_by_name (manager, "monitors-changed");
 
-  g_list_free_full (old_logical_monitors, g_free);
+  g_list_free_full (old_logical_monitors, g_object_unref);
 }
 
 void
@@ -1751,3 +1755,13 @@ meta_monitor_manager_get_is_builtin_display_on (MetaMonitorManager *manager)
 
   return meta_monitor_config_get_is_builtin_display_on (manager->config);
 }
+
+static void
+meta_logical_monitor_init (MetaLogicalMonitor *logical_monitor)
+{
+}
+
+static void
+meta_logical_monitor_class_init (MetaLogicalMonitorClass *klass)
+{
+}