[glib/wip/gdesktopappinfo: 5/10] GFileMonitor: support specifying a context

[Ryan Lortie <ryanl src gnome org>]

commit d87ee3e1fdb24c1e2df2404dd9f2e77f69dd5882
Author: Ryan Lortie <desrt desrt ca>
Date:   Thu Jul 25 14:17:09 2013 -0400

    GFileMonitor: support specifying a context
    
    Add a new "context" construct-only property to allow explicitly
    specifying the context in which events should be dispatched.

 gio/gfilemonitor.c |   18 ++++++++++++++++--
 1 files changed, 16 insertions(+), 2 deletions(-)
---
diff --git a/gio/gfilemonitor.c b/gio/gfilemonitor.c
index 974bd73..d8e974f 100644
--- a/gio/gfilemonitor.c
+++ b/gio/gfilemonitor.c
@@ -89,7 +89,8 @@ struct _GFileMonitorPrivate {
 enum {
   PROP_0,
   PROP_RATE_LIMIT,
-  PROP_CANCELLED
+  PROP_CANCELLED,
+  PROP_CONTEXT
 };
 
 /* work around a limitation of the aliasing foo */
@@ -113,6 +114,12 @@ g_file_monitor_set_property (GObject      *object,
       g_file_monitor_set_rate_limit (monitor, g_value_get_int (value));
       break;
 
+    case PROP_CONTEXT:
+      monitor->priv->context = g_value_dup_boxed (value);
+      if (monitor->priv->context == NULL)
+        monitor->priv->context = g_main_context_ref_thread_default ();
+      break;
+
     default:
       G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
       break;
@@ -260,6 +267,14 @@ g_file_monitor_class_init (GFileMonitorClass *klass)
                                                          FALSE,
                                                          G_PARAM_READABLE|
                                                          
G_PARAM_STATIC_NAME|G_PARAM_STATIC_NICK|G_PARAM_STATIC_BLURB));
+
+  g_object_class_install_property (object_class,
+                                   PROP_CONTEXT,
+                                   g_param_spec_boxed ("context",
+                                                       P_("Context"),
+                                                       P_("The main context to dispatch from"),
+                                                       G_TYPE_MAIN_CONTEXT, G_PARAM_WRITABLE |
+                                                       G_PARAM_CONSTRUCT_ONLY | G_PARAM_STATIC_STRINGS));
 }
 
 static void
@@ -269,7 +284,6 @@ g_file_monitor_init (GFileMonitor *monitor)
   monitor->priv->rate_limit_msec = DEFAULT_RATE_LIMIT_MSECS;
   monitor->priv->rate_limiter = g_hash_table_new_full (g_file_hash, (GEqualFunc)g_file_equal,
                                                       NULL, (GDestroyNotify) rate_limiter_free);
-  monitor->priv->context = g_main_context_ref_thread_default ();
   g_mutex_init (&monitor->priv->mutex);
 }