摘要：
下载地址：http://cdn.sencha.io/ext-4.1.0-beta-2.zip更新说明：Button EXTJSIV-4768 Layout Managers - Border Layout: "Center" layout and "Splitter above me" layouts are overlapping when clicking three times on "Add Region" button. EXTJSIV-5129 Button does not adhere to width setting 阅读全文
