Merge pull request #70540 from vaartis/multiline-arrays-dictionaries

Implement export_multiline support for Array[String] and Dictionary

editor/editor_properties.cpp

@@ -4584,6 +4584,7 @@ EditorProperty *EditorInspectorDefaultPlugin::get_editor_for_property(Object *p_
 				return editor;
 			} else {
 				EditorPropertyDictionary *editor = memnew(EditorPropertyDictionary);
+				editor->setup(p_hint);
 				return editor;
 			}
 		} break;

editor/editor_properties_array_dict.cpp

@@ -818,6 +818,10 @@ void EditorPropertyDictionary::_change_type_menu(int p_index) {
 	update_property();
 }
 
+void EditorPropertyDictionary::setup(PropertyHint p_hint) {
+	property_hint = p_hint;
+}
+
 void EditorPropertyDictionary::update_property() {
 	Variant updated_val = get_edited_object()->get(get_edited_property());
 
@@ -929,7 +933,13 @@ void EditorPropertyDictionary::update_property() {
 					prop = editor;
 				} break;
 				case Variant::STRING: {
-					prop = memnew(EditorPropertyText);
+					if (i != amount && property_hint == PROPERTY_HINT_MULTILINE_TEXT) {
+						// If this is NOT the new key field and there's a multiline hint,
+						// show the field as multiline
+						prop = memnew(EditorPropertyMultilineText);
+					} else {
+						prop = memnew(EditorPropertyText);
+					}
 
 				} break;
 

editor/editor_properties_array_dict.h

@@ -154,6 +154,7 @@ class EditorPropertyDictionary : public EditorProperty {
 	EditorSpinSlider *size_sliderv = nullptr;
 	Button *button_add_item = nullptr;
 	EditorPaginator *paginator = nullptr;
+	PropertyHint property_hint;
 
 	void _page_changed(int p_page);
 	void _edit_pressed();
@@ -169,6 +170,7 @@ protected:
 	void _notification(int p_what);
 
 public:
+	void setup(PropertyHint p_hint);
 	virtual void update_property() override;
 	EditorPropertyDictionary();
 };

modules/gdscript/gdscript_parser.cpp

@@ -3794,6 +3794,26 @@ bool GDScriptParser::export_annotations(const AnnotationNode *p_annotation, Node
 			variable->export_info.type = Variant::INT;
 		}
 	}
+	if (p_annotation->name == SNAME("@export_multiline")) {
+		if (export_type.builtin_type == Variant::ARRAY && export_type.has_container_element_type()) {
+			DataType inner_type = export_type.get_container_element_type();
+			if (inner_type.builtin_type != Variant::STRING) {
+				push_error(vformat(R"("%s" annotation on arrays requires a string type but type "%s" was given instead.)", p_annotation->name.operator String(), inner_type.to_string()), variable);
+				return false;
+			}
+
+			String hint_prefix = itos(inner_type.builtin_type) + "/" + itos(variable->export_info.hint);
+			variable->export_info.hint = PROPERTY_HINT_TYPE_STRING;
+			variable->export_info.hint_string = hint_prefix + ":" + variable->export_info.hint_string;
+			variable->export_info.type = Variant::ARRAY;
+
+			return true;
+		} else if (export_type.builtin_type == Variant::DICTIONARY) {
+			variable->export_info.type = Variant::DICTIONARY;
+
+			return true;
+		}
+	}
 
 	if (p_annotation->name == SNAME("@export")) {
 		if (variable->datatype_specifier == nullptr && variable->initializer == nullptr) {