diff options
Diffstat (limited to 'src/core/class_db.cpp')
| -rw-r--r-- | src/core/class_db.cpp | 13 |
1 files changed, 12 insertions, 1 deletions
diff --git a/src/core/class_db.cpp b/src/core/class_db.cpp index 76abd21..9aaacef 100644 --- a/src/core/class_db.cpp +++ b/src/core/class_db.cpp @@ -310,7 +310,18 @@ GDExtensionClassCallVirtual ClassDB::get_virtual_func(void *p_userdata, GDExtens const GDExtensionInstanceBindingCallbacks *ClassDB::get_instance_binding_callbacks(const StringName &p_class) { std::unordered_map<StringName, const GDExtensionInstanceBindingCallbacks *>::iterator callbacks_it = instance_binding_callbacks.find(p_class); - ERR_FAIL_COND_V_MSG(callbacks_it == instance_binding_callbacks.end(), nullptr, String("Cannot find instance binding callbacks for class '{0}'.").format(Array::make(p_class))); + if (likely(callbacks_it != instance_binding_callbacks.end())) { + return callbacks_it->second; + } + + // If we don't have an instance binding callback for the given class, find the closest parent where we do. + StringName class_name = p_class; + do { + class_name = get_parent_class(class_name); + ERR_FAIL_COND_V_MSG(class_name == StringName(), nullptr, String("Cannot find instance binding callbacks for class '{0}'.").format(Array::make(p_class))); + callbacks_it = instance_binding_callbacks.find(class_name); + } while (callbacks_it == instance_binding_callbacks.end()); + return callbacks_it->second; } |