[retro-gtk/wip/aplazas/core-view-api: 1/4] core-view: Play sound via a PaPlayer

[Adrien Plazas <aplazas src gnome org>]

commit f6334756c06f8d952816834cebfa4f53fc00e6a2
Author: Adrien Plazas <kekun plazas laposte net>
Date:   Mon Sep 4 16:00:24 2017 +0200

    core-view: Play sound via a PaPlayer
    
    This avoid the users of retro-gtk to handle sound separately and it will
    allow to make PaPlayer private.

 demos/retro-demo.c             |    7 -------
 retro-gtk/retro-core-view.vala |   11 +++++++++--
 2 files changed, 9 insertions(+), 9 deletions(-)
---
diff --git a/demos/retro-demo.c b/demos/retro-demo.c
index 8093da8..0082157 100644
--- a/demos/retro-demo.c
+++ b/demos/retro-demo.c
@@ -16,7 +16,6 @@ struct _RetroDemoApplication
   RetroInputDeviceManager *input;
   RetroMainLoop *loop;
   RetroCoreView *view;
-  RetroPaPlayer *pa_player;
 };
 
 G_DEFINE_TYPE (RetroDemoApplication, retro_demo_application, GTK_TYPE_APPLICATION)
@@ -80,9 +79,6 @@ retro_demo_application_finalize (GObject *object)
   if (self->loop != NULL)
     g_object_unref (self->loop);
 
-  if (self->pa_player != NULL)
-    g_object_unref (self->pa_player);
-
   G_OBJECT_CLASS (retro_demo_application_parent_class)->finalize (object);
 }
 
@@ -106,9 +102,6 @@ retro_demo_activate (GApplication *application)
   retro_input_device_manager_set_controller_device (self->input, 0, input_device);
   g_object_unref (input_device);
 
-  self->pa_player = retro_pa_player_new ();
-  retro_pa_player_set_core (self->pa_player, self->core);
-
   window = gtk_window_new (GTK_WINDOW_TOPLEVEL);
   gtk_window_set_default_size (GTK_WINDOW (window), 640, 480);
   gtk_container_add (GTK_CONTAINER (window), GTK_WIDGET (self->view));
diff --git a/retro-gtk/retro-core-view.vala b/retro-gtk/retro-core-view.vala
index fc663b8..8af89ca 100644
--- a/retro-gtk/retro-core-view.vala
+++ b/retro-gtk/retro-core-view.vala
@@ -20,6 +20,7 @@ public class Retro.CoreView : Gtk.EventBox {
 
        private Core core;
        internal CairoDisplay display;
+       internal PaPlayer audio_player;
 
        internal HashTable<uint?, bool?> key_state;
        internal HashTable<uint?, bool?> mouse_button_state;
@@ -43,6 +44,8 @@ public class Retro.CoreView : Gtk.EventBox {
                display.can_focus = false;
                add (display);
 
+               audio_player = new PaPlayer ();
+
                key_state = new HashTable<uint?, bool?> (int_hash, int_equal);
                mouse_button_state = new HashTable<uint?, bool?> (int_hash, int_equal);
 
@@ -55,13 +58,17 @@ public class Retro.CoreView : Gtk.EventBox {
        }
 
        public void set_core (Core? core) {
-               if (this.core != null)
+               if (this.core != null) {
                        display.set_core (null);
+                       audio_player.set_core (null);
+               }
 
                this.core = core;
 
-               if (core != null)
+               if (core != null) {
                        display.set_core (core);
+                       audio_player.set_core (core);
+               }
        }
 
        public CairoDisplay get_display () {