From 04198820f14d3bf688b3a6a3f628586a676aab02 Mon Sep 17 00:00:00 2001
From: Julian Bouzas <julian.bouzas@collabora.com>
Date: Thu, 16 Jun 2022 15:27:31 -0400
Subject: [PATCH] device: add new wp_spa_device_managed_object_new_iterator API

---
 lib/wp/device.c                        | 17 +++++++++++++++++
 lib/wp/device.h                        |  3 +++
 modules/module-lua-scripting/api/api.c |  9 +++++++++
 3 files changed, 29 insertions(+)

diff --git a/lib/wp/device.c b/lib/wp/device.c
index 680e4371..966a8977 100644
--- a/lib/wp/device.c
+++ b/lib/wp/device.c
@@ -638,6 +638,23 @@ wp_spa_device_get_properties (WpSpaDevice * self)
   return wp_properties_ref (self->properties);
 }
 
+/*!
+ * \brief Iterates through all the objects managed by this device.
+ *
+ * \ingroup wpspadevice
+ * \param self the spa device
+ * \returns (transfer full): a WpIterator that iterates over all the objects
+ *   managed by this device
+ * \since 0.4.11
+ */
+WpIterator *
+wp_spa_device_new_managed_object_iterator (WpSpaDevice * self)
+{
+  g_return_val_if_fail (WP_IS_SPA_DEVICE (self), NULL);
+  return wp_iterator_new_ptr_array (g_ptr_array_ref (self->managed_objs),
+      G_TYPE_OBJECT);
+}
+
 /*!
  * \brief Gets one of the objects managed by this device.
  *
diff --git a/lib/wp/device.h b/lib/wp/device.h
index 4a1fc85d..41d7fc5d 100644
--- a/lib/wp/device.h
+++ b/lib/wp/device.h
@@ -57,6 +57,9 @@ WpSpaDevice * wp_spa_device_new_from_spa_factory (WpCore * core,
 WP_API
 WpProperties * wp_spa_device_get_properties (WpSpaDevice * self);
 
+WP_API
+WpIterator * wp_spa_device_new_managed_object_iterator (WpSpaDevice * self);
+
 WP_API
 GObject * wp_spa_device_get_managed_object (WpSpaDevice * self, guint id);
 
diff --git a/modules/module-lua-scripting/api/api.c b/modules/module-lua-scripting/api/api.c
index b1e240b3..80a56347 100644
--- a/modules/module-lua-scripting/api/api.c
+++ b/modules/module-lua-scripting/api/api.c
@@ -910,6 +910,14 @@ spa_device_new (lua_State *L)
   return d ? 1 : 0;
 }
 
+static int
+spa_device_iterate_managed_objects (lua_State *L)
+{
+  WpSpaDevice *device = wplua_checkobject (L, 1, WP_TYPE_SPA_DEVICE);
+  WpIterator *it = wp_spa_device_new_managed_object_iterator (device);
+  return push_wpiterator (L, it);
+}
+
 static int
 spa_device_get_managed_object (lua_State *L)
 {
@@ -934,6 +942,7 @@ spa_device_store_managed_object (lua_State *L)
 }
 
 static const luaL_Reg spa_device_methods[] = {
+  { "iterate_managed_objects", spa_device_iterate_managed_objects },
   { "get_managed_object", spa_device_get_managed_object },
   { "store_managed_object", spa_device_store_managed_object },
   { NULL, NULL }