[goobox] do not restart playing after closing the preferences dialog

[Paolo Bacchilega <paobac src gnome org>]

commit 49941026a2d63e32dc0c812dea1a7d3857a43bec
Author: Paolo Bacchilega <paobac src gnome org>
Date:   Sat Dec 29 14:47:01 2018 +0100

    do not restart playing after closing the preferences dialog

 src/goo-window.c | 8 ++++++++
 1 file changed, 8 insertions(+)
---
diff --git a/src/goo-window.c b/src/goo-window.c
index 25513ec..1af0909 100644
--- a/src/goo-window.c
+++ b/src/goo-window.c
@@ -2599,6 +2599,14 @@ void
 goo_window_set_drive (GooWindow    *window,
                      BraseroDrive *drive)
 {
+       BraseroDrive *current_drive;
+
+       current_drive = goo_player_get_drive (window->priv->player);
+       if ((drive == NULL) && (current_drive == NULL))
+               return;
+       if ((drive != NULL) && (current_drive != NULL) && (g_strcmp0 (brasero_drive_get_device (drive), 
brasero_drive_get_device (current_drive)) == 0))
+               return;
+
        goo_player_set_drive (window->priv->player, drive);
        goo_player_update (window->priv->player);
 }