[gnome-builder] libide/tweaks: generate dynamic buildable ids during copy

[Christian Hergert <chergert src gnome org>]

commit 7bdd5ff6f15e4f077d9f45876226b4069aa46f6b
Author: Christian Hergert <chergert redhat com>
Date:   Wed Aug 3 12:09:32 2022 -0700

    libide/tweaks: generate dynamic buildable ids during copy
    
    We don't want to end up with the same object-id, as these could be coming
    from an IdeTweaksFactory.

 src/libide/tweaks/ide-tweaks-item.c | 14 +++++++++++---
 1 file changed, 11 insertions(+), 3 deletions(-)
---
diff --git a/src/libide/tweaks/ide-tweaks-item.c b/src/libide/tweaks/ide-tweaks-item.c
index 08f862e99..2026a4e63 100644
--- a/src/libide/tweaks/ide-tweaks-item.c
+++ b/src/libide/tweaks/ide-tweaks-item.c
@@ -35,6 +35,7 @@ typedef struct
   char *id;
   char **keywords;
   char *sort_key;
+  guint id_sequence;
 } IdeTweaksItemPrivate;
 
 enum {
@@ -65,9 +66,11 @@ clear_value (gpointer data)
 static IdeTweaksItem *
 ide_tweaks_item_real_copy (IdeTweaksItem *self)
 {
+  IdeTweaksItemPrivate *priv = ide_tweaks_item_get_instance_private (self);
   g_autoptr(GPtrArray) names = NULL;
   g_autoptr(GArray) values = NULL;
   g_autofree GParamSpec **pspecs = NULL;
+  g_autofree char *id = NULL;
   GObject *copy;
   GType item_type;
   guint n_pspecs;
@@ -99,10 +102,15 @@ ide_tweaks_item_real_copy (IdeTweaksItem *self)
   copy = g_object_new_with_properties (item_type,
                                        names->len,
                                        (const char **)names->pdata,
-                                       (const GValue *)values->data);
+                                       (const GValue *)(gpointer)values->data);
+
+  /* Generate dynamic id for this item based on our id */
+  if (priv->id != NULL)
+    id = g_strdup_printf ("%s__copy__%u", priv->id, ++priv->id_sequence);
+  else
+    id = g_strdup_printf ("%p_copy_%u", self, ++priv->id_sequence);
 
-  ide_tweaks_item_set_buildable_id (GTK_BUILDABLE (copy),
-                                    ide_tweaks_item_get_id (self));
+  ide_tweaks_item_set_buildable_id (GTK_BUILDABLE (copy), id);
 
   for (IdeTweaksItem *child = ide_tweaks_item_get_first_child (self);
        child != NULL;