[gnome-builder] libide/tweaks: add set_variant helper

[Christian Hergert <chergert src gnome org>]

commit f3b4cc18fd2535d03ac967b912f7cf227e9c0378
Author: Christian Hergert <chergert redhat com>
Date:   Thu Aug 25 21:13:11 2022 -0700

    libide/tweaks: add set_variant helper
    
    Converts to a GValue and then sets that.

 src/libide/tweaks/ide-tweaks-binding.c | 25 +++++++++++++++++++++++++
 src/libide/tweaks/ide-tweaks-binding.h |  3 +++
 2 files changed, 28 insertions(+)
---
diff --git a/src/libide/tweaks/ide-tweaks-binding.c b/src/libide/tweaks/ide-tweaks-binding.c
index dd09fee2a..7faa912ba 100644
--- a/src/libide/tweaks/ide-tweaks-binding.c
+++ b/src/libide/tweaks/ide-tweaks-binding.c
@@ -24,6 +24,8 @@
 
 #include "ide-tweaks-binding.h"
 
+#include "gsettings-mapping.h"
+
 typedef struct
 {
   IdeTweaksBindingTransform get_transform;
@@ -413,3 +415,26 @@ ide_tweaks_binding_dup_string (IdeTweaksBinding *self)
 
   return NULL;
 }
+
+void
+ide_tweaks_binding_set_variant (IdeTweaksBinding *self,
+                                GVariant         *variant)
+{
+  g_auto(GValue) value = G_VALUE_INIT;
+  g_autoptr(GVariant) hold = NULL;
+  GType type;
+
+  g_return_if_fail (IDE_IS_TWEAKS_BINDING (self));
+  g_return_if_fail (variant != NULL);
+
+  hold = g_variant_ref_sink (variant);
+
+  if (!ide_tweaks_binding_get_expected_type (self, &type))
+    return;
+
+  g_value_init (&value, type);
+  if (!g_settings_get_mapping (&value, variant, NULL))
+    return;
+
+  ide_tweaks_binding_set_value (self, &value);
+}
diff --git a/src/libide/tweaks/ide-tweaks-binding.h b/src/libide/tweaks/ide-tweaks-binding.h
index 5c5b399ae..b24d79846 100644
--- a/src/libide/tweaks/ide-tweaks-binding.h
+++ b/src/libide/tweaks/ide-tweaks-binding.h
@@ -58,6 +58,9 @@ IDE_AVAILABLE_IN_ALL
 void     ide_tweaks_binding_set_value           (IdeTweaksBinding          *self,
                                                  const GValue              *value);
 IDE_AVAILABLE_IN_ALL
+void     ide_tweaks_binding_set_variant         (IdeTweaksBinding          *self,
+                                                 GVariant                  *variant);
+IDE_AVAILABLE_IN_ALL
 char    *ide_tweaks_binding_dup_string          (IdeTweaksBinding          *self);
 IDE_AVAILABLE_IN_ALL
 void     ide_tweaks_binding_bind                (IdeTweaksBinding          *self,