extjs.net list 点击弹出修改页面及初始化

<SaveMask ShowMask="true" />
<LoadMask ShowMask="true" />
<Listeners>
<Command Handler="EditRow('a.aspx',command,rowIndex,record,'test',750,450,'self');" />
<AfterLayout Handler="mcp_gridlist.setHeight(document.body.clientHeight-120);" />
<DblClick Handler="EditRow('b.aspx','edit',-1,null,'test',750,450,'self');" />
</Listeners>

实现点击弹出修改界面