Method _update_history_pos

editor/script/script_editor_plugin.cpp:3881–3920

}

void ScriptEditor::_update_history_pos(int p_new_pos) {
	Node *n = tab_container->get_current_tab_control();

	if (Object::cast_to<ScriptEditorBase>(n)) {
		history.write[history_pos].state = Object::cast_to<ScriptEditorBase>(n)->get_navigation_state();
	}
	if (Object::cast_to<EditorHelp>(n)) {
		history.write[history_pos].state = Object::cast_to<EditorHelp>(n)->get_scroll();
	}

	history_pos = p_new_pos;
	tab_container->set_current_tab(tab_container->get_tab_idx_from_control(history[history_pos].control));

	n = history[history_pos].control;

	ScriptEditorBase *seb = Object::cast_to<ScriptEditorBase>(n);
	if (seb) {
		lock_history = true;
		seb->set_edit_state(history[history_pos].state);
		seb->ensure_focus();

		Ref<Script> scr = seb->get_edited_resource();
		if (scr.is_valid()) {
			notify_script_changed(scr);
		}

		seb->validate();
	}

	EditorHelp *eh = Object::cast_to<EditorHelp>(n);
	if (eh) {
		eh->set_scroll(history[history_pos].state);
		eh->set_focused();
	}

	n->set_meta("__editor_pass", ++edit_pass);
	_update_script_names();
	_update_history_arrows();
	_update_selected_editor_menu();
}

void ScriptEditor::_history_forward() {
	if (history_pos < history.size() - 1) {