隐藏左侧时，右边的列表也自动宽度，
<ext:Viewport ID="ViewPort1" runat="server">
<Items>
<ext:BorderLayout ID="BorderLayout1" runat="server">
<North MarginsSummary="0" AutoHide="true">
</North>
<Center MarginsSummary="0 5 0 5">
<ext:Panel ID="Panel2" runat="server" Title="会议室" Icon="HouseStar" Layout="Fit">
<TopBar>
<ext:Toolbar ID="Toolbar1" runat="server">
<Items>
<ext:Button ID="btnAdd" runat="server" Text="新增" Icon="ApplicationAdd">
<Listeners>
<Click Handler="AddRoom()" />
</Listeners>
</ext:Button>
<ext:ToolbarSeparator>
</ext:ToolbarSeparator>
<ext:Button ID="btnEdit" runat="server" Text="修改" Icon="ApplicationEdit">
<Listeners>
<Click Handler="EditRoom()" />
</Listeners>
</ext:Button>
<ext:ToolbarSeparator>
</ext:ToolbarSeparator>
<ext:Button ID="btnDelete" runat="server" Text="删除" Icon="ApplicationDelete">
<Listeners>
<Click Handler="DeleteRoom()" />
</Listeners>
</ext:Button>
<ext:ToolbarSeparator>
</ext:ToolbarSeparator>
<ext:Button ID="btnRefresh" runat="server" Text="刷新" Icon="Reload" ToolTip="重载列表">
<Listeners>
<Click Handler="#{GridPanel1}.reload();" />
</Listeners>
</ext:Button>
</Items>
</ext:Toolbar>
</TopBar>
<Items>
<ext:GridPanel ID="GridPanel1" runat="server" StripeRows="true" StoreID="Store1"
TrackMouseOver="true">
<ColumnModel ID="ColumnModel1" runat="server">
<Columns>
<ext:Column Header="名称" DataIndex="F_NAME" />
<ext:Column Header="地址" DataIndex="F_ADDRESS" />
<ext:Column Header="容量" DataIndex="F_CAPACITY" />
<ext:Column Header="是否要审批" DataIndex="F_ISAPPROVAL">
<Renderer Fn="change" />
</ext:Column>
<ext:Column Header="审批人" DataIndex="F_ADMIN_NAME" />
<ext:Column Header="创建人" DataIndex="F_CREATED_NAME" />
<ext:DateColumn Header="创建日期" DataIndex="F_CREATED_ON" />
</Columns>
</ColumnModel>
<SelectionModel>
<ext:CheckboxSelectionModel ID="CheckboxSelectionModel1" runat="server" SingleSelect="true">
<Listeners>
<RowSelect Handler="if (#{pnlSouth}.isVisible()) {#{Store2}.reload();}" Buffer="250" />
</Listeners>
</ext:CheckboxSelectionModel>
</SelectionModel>
<LoadMask ShowMask="true" Msg="加载中..." />
<BottomBar>
<ext:PagingToolbar ID="PagingToolbar1" runat="server" PageSize="10" AutoWidth="true" />
</BottomBar>
</ext:GridPanel>
</Items>
</ext:Panel>
</Center>
<South Collapsible="true" Split="true" MarginsSummary="0 5 5 5">
<ext:Panel ID="pnlSouth" runat="server" Title="关联资源" Height="200" Icon="HouseLink"
Layout="Fit">
<Items>
<ext:GridPanel ID="GridPanel2" runat="server" StripeRows="true" StoreID="Store2"
TrackMouseOver="true" AutoWidth="true">
<ColumnModel ID="ColumnModel2" runat="server">
<Columns>
<ext:NumberColumn Header="序号">
</ext:NumberColumn>
<ext:Column Header="名称" DataIndex="F_NAME" />
<ext:Column Header="编码" DataIndex="F_CODE" />
<ext:Column Header="数量" DataIndex="F_QUANTITY" />
</Columns>
</ColumnModel>
<SelectionModel>
<ext:RowSelectionModel ID="RowSelectionModel1" runat="server" SingleSelect="true" />
</SelectionModel>
<LoadMask ShowMask="true" Msg="加载中..." />
</ext:GridPanel>
</Items>
<Listeners>
<Expand Handler="#{Store2}.reload();" />
</Listeners>
</ext:Panel>
</South>
</ext:BorderLayout>
</Items>
</ext:Viewport>