added rna property "parent" so nested RNA structs can access their parent RNA struct

This is used for generating docs so a nested RNA struct such as MaterialRaytraceTransparency are listed under Material rather then in the global struct list)
These RNA structs are used for grouping properties and don't correspond to a C structure.

1 files changed, 11 insertions, 0 deletions

diff --git a/source/blender/makesrna/intern/rna_rna.c b/source/blender/makesrna/intern/rna_rna.c
index 069f344b290..60faf0c8e07 100644
--- a/source/blender/makesrna/intern/rna_rna.c
+++ b/source/blender/makesrna/intern/rna_rna.c
@@ -69,6 +69,11 @@ static void *rna_Struct_base_get(PointerRNA *ptr)
 	return ((StructRNA*)ptr->data)->from;
 }
 
+static void *rna_Struct_parent_get(PointerRNA *ptr)
+{
+	return ((StructRNA*)ptr->data)->parent;
+}
+
 static void *rna_Struct_name_property_get(PointerRNA *ptr)
 {
 	return ((StructRNA*)ptr->data)->nameproperty;
@@ -430,6 +435,12 @@ static void rna_def_struct(BlenderRNA *brna)
 	RNA_def_property_pointer_funcs(prop, "rna_Struct_base_get", NULL, NULL);
 	RNA_def_property_ui_text(prop, "Base", "Struct definition this is derived from.");
 
+	prop= RNA_def_property(srna, "parent", PROP_POINTER, PROP_NONE);
+	RNA_def_property_flag(prop, PROP_NOT_EDITABLE);
+	RNA_def_property_struct_type(prop, "Struct");
+	RNA_def_property_pointer_funcs(prop, "rna_Struct_parent_get", NULL, NULL);
+	RNA_def_property_ui_text(prop, "Parent", "Parent struct, used only for nested structs.");
+
 	prop= RNA_def_property(srna, "name_property", PROP_POINTER, PROP_NONE);
 	RNA_def_property_flag(prop, PROP_NOT_EDITABLE);
 	RNA_def_property_struct_type(prop, "StringProperty");