Use type hints to improve completion

- Allow type hints to be completed.
- Use type information to infer completion candidates.
- Show typed function signature in tooltip.
- Add type hints when completing declaration from virtual functions
(optional).

2 files changed, 4 insertions, 1 deletions

diff --git a/editor/connections_dialog.cpp b/editor/connections_dialog.cpp
index 8933fd7fe8..c4f4e28fec 100644
--- a/editor/connections_dialog.cpp
+++ b/editor/connections_dialog.cpp
@@ -820,7 +820,9 @@ void ConnectionsDock::update_tree() {
 					if (i > 0)
 						signaldesc += ", ";
 					String tname = "var";
-					if (pi.type != Variant::NIL) {
+					if (pi.type == Variant::OBJECT && pi.class_name != StringName()) {
+						tname = pi.class_name.operator String();
+					} else if (pi.type != Variant::NIL) {
 						tname = Variant::get_type_name(pi.type);
 					}
 					signaldesc += tname + " " + (pi.name == "" ? String("arg " + itos(i)) : pi.name);
diff --git a/editor/editor_settings.cpp b/editor/editor_settings.cpp
index 4cfdb6f6d3..9736eb0969 100644
--- a/editor/editor_settings.cpp
+++ b/editor/editor_settings.cpp
@@ -404,6 +404,7 @@ void EditorSettings::_load_defaults(Ref<ConfigFile> p_extra_config) {
 	_initial_set("text_editor/completion/callhint_tooltip_offset", Vector2());
 	_initial_set("text_editor/files/restore_scripts_on_load", true);
 	_initial_set("text_editor/completion/complete_file_paths", true);
+	_initial_set("text_editor/completion/add_type_hints", false);
 
 	_initial_set("docks/scene_tree/start_create_dialog_fully_expanded", false);
 	_initial_set("docks/scene_tree/draw_relationship_lines", false);