Ext.Net 后台获取GridPanel当前选中行

  <SelectionModel>
                        <ext:RowSelectionModel ID="RowSelectionModel1" runat="server" Mode="Single">
                            <DirectEvents>
                                <Select OnEvent="RowSelect" Buffer="250">
                                    <ExtraParams>
                                        <ext:Parameter Name="SelectID" Value="#{GridPanel1}.getSelectionModel().getSelection()[0].data.WAREHOUSE_ID"
                                            Mode="Raw" />
                                    </ExtraParams>
                                </Select>
                            </DirectEvents>
                        </ext:RowSelectionModel>
                    </SelectionModel>

后台方法：