GridView 直接绑定复合对象属性

<asp:GridView ID="gvNews" runat="server" AutoGenerateColumns="False" DataKeyNames="Id"
        SkinID="GridViewThemen" OnRowDataBound="gvNews_RowDataBound" 
        OnRowCommand="gvNews_RowCommand">
        <Columns>
            <asp:TemplateField HeaderText="" >
                <HeaderStyle HorizontalAlign="Center"></HeaderStyle>
                <ItemStyle Width="10px" HorizontalAlign="Center"></ItemStyle>
                <HeaderTemplate>
                    <input id="chkAll" onclick="SelectAll(this, 99)" type="checkbox" runat="server" />
                </HeaderTemplate>
                <ItemTemplate>
                    <asp:CheckBox ID="chkSelected" TabIndex="99" runat="server" type="checkbox"></asp:CheckBox> 
                </ItemTemplate>
            </asp:TemplateField> 
            <asp:TemplateField HeaderText="">
                <ItemTemplate>
                    <%# Container.DataItemIndex + 1 %>
                </ItemTemplate>
                <EditItemTemplate>
                    <%# Container.DataItemIndex + 1 %>
                </EditItemTemplate>
                <HeaderStyle Wrap="False" Width="10px" HorizontalAlign="Center"></HeaderStyle>
            </asp:TemplateField>
            <asp:TemplateField HeaderText="关键词" SortExpression="">
                <HeaderStyle Width="190px" HorizontalAlign="Center" Wrap="False" />
                <ItemTemplate>
                    <%# Eval("Word") %>
                </ItemTemplate>
            </asp:TemplateField>
            <asp:TemplateField HeaderText="所属客户" SortExpression="">
                <HeaderStyle Width="190px" HorizontalAlign="Center" Wrap="False" />
                <ItemTemplate>
                    <%# Eval("Customer.CompanyName")%>
                </ItemTemplate>
            </asp:TemplateField>
            <asp:TemplateField HeaderText="操作">
                <HeaderStyle Width="30px" HorizontalAlign="Center" Wrap="False" />
                <ItemStyle Width="30px" HorizontalAlign="Center"></ItemStyle>
                <ItemTemplate>
                    <asp:ImageButton ID="imgbtnDetail" runat="server" CommandArgument='<%# Eval("Id") %>'
                        SkinID="btnDetail" CommandName="Detail"></asp:ImageButton>
                </ItemTemplate>
            </asp:TemplateField>
        </Columns>
    </asp:GridView>

public partial class BusKeyword : BaseEntity
    {
        #region Primitive Properties

        /// <summary>
        /// Gets or sets the Id
        /// </summary>
        public int Id { get; set; }

        /// <summary>
        /// Gets or sets the CustomerId
        /// </summary>
        public int CustomerId { get; set; }

        /// <summary>
        /// Gets or sets the Word
        /// </summary>
        public string Word { get; set; }

        /// <summary>
        /// Gets or sets the CreateTime
        /// </summary>
        public Nullable<System.DateTime> CreateTime { get; set; }

        /// <summary>
        /// Gets or sets the CreateById
        /// </summary>
        public Nullable<int> CreateById { get; set; }

        /// <summary>
        /// Gets or sets the ModifyTime
        /// </summary>
        public Nullable<System.DateTime> ModifyTime { get; set; }

        /// <summary>
        /// Gets or sets the ModifyById
        /// </summary>
        public Nullable<int> ModifyById { get; set; }

        #endregion
        #region Custom Properties

        public BusCustomer Customer
        {
            get
            {
                if (this.CustomerId != 0)
                    return IoC.Resolve<IBusCustomerService>().GetById(this.CustomerId);
                return null;
            }
        }

        #endregion
    }

效果如下：