util method ask user sure remov select model element param modelel remov sure remov model element object project project manag manag current project count present count ask confirm str count confirm str translat local optionpan remov model remov diagram ask todo namespac sub classdiagram delet confirm str translat local optionpan remov model remov subdiagram ask ask model facad equal translat local optionpan remov model anon element confirm str messag format format translat local optionpan remov model confirm delet object confirm str respons option pane confirm dialog argo frame instanc confirm str translat local optionpan remov model confirm delet titl option pane ye option respons option pane ye option 