Merge pull request #33508 from nekomatata/object-has-signal

Added has_signal method for Object

1 files changed, 20 insertions, 0 deletions

diff --git a/core/object.cpp b/core/object.cpp
index 140ee811fe..188c0ee5c2 100644
--- a/core/object.cpp
+++ b/core/object.cpp
@@ -1324,6 +1324,25 @@ Array Object::_get_incoming_connections() const {
 	return ret;
 }
 
+bool Object::has_signal(const StringName &p_name) const {
+	if (!script.is_null()) {
+		Ref<Script> scr = script;
+		if (scr.is_valid() && scr->has_script_signal(p_name)) {
+			return true;
+		}
+	}
+
+	if (ClassDB::has_signal(get_class_name(), p_name)) {
+		return true;
+	}
+
+	if (_has_user_signal(p_name)) {
+		return true;
+	}
+
+	return false;
+}
+
 void Object::get_signal_list(List<MethodInfo> *p_signals) const {
 
 	if (!script.is_null()) {
@@ -1696,6 +1715,7 @@ void Object::_bind_methods() {
 
 	ClassDB::bind_method(D_METHOD("has_method", "method"), &Object::has_method);
 
+	ClassDB::bind_method(D_METHOD("has_signal", "signal"), &Object::has_signal);
 	ClassDB::bind_method(D_METHOD("get_signal_list"), &Object::_get_signal_list);
 	ClassDB::bind_method(D_METHOD("get_signal_connection_list", "signal"), &Object::_get_signal_connection_list);
 	ClassDB::bind_method(D_METHOD("get_incoming_connections"), &Object::_get_incoming_connections);