1. XE 1.8 버전 이상 {Context::addMetaTag('viewport', 'target-densitydpi=device-dpi, width=device-width, initial-scale=1.0, minimum-scale=1.0, maximum-scale=2.0,user-scalable=yes');} 2. XE 1.7 버전 이하 {Context::addHtmlHeader('<meta name="viewport" content="width=device-width, initial-scale=1.0, minimum-scale=1.0, maximum-scale=2.0,user-scalable=yes... 더보기