gridview 如何自动计算文本框值

2013-09-06

gridview 怎么自动计算文本框值asp:TemplateField ItemStyle-Width40px HeaderText单价ItemStyle

gridview 怎么自动计算文本框值
                              <asp:TemplateField ItemStyle-Width="40px" HeaderText="单价">
                        <ItemStyle HorizontalAlign="Center" />
                        <HeaderStyle HorizontalAlign="Center" />
                            <ItemTemplate>
                                <asp:TextBox ID="lblPrice" runat="server" Width="40px" Text='<%#Eval("Price") %>'    />
                            </ItemTemplate>
                        </asp:TemplateField>

                        <asp:TemplateField ItemStyle-Width="40px" HeaderText="数量">
                        <ItemStyle HorizontalAlign="Center" />
                        <HeaderStyle HorizontalAlign="Center" />
                            <ItemTemplate>
                                <asp:TextBox ID="txtNumber" runat="server" Width="40px" Text="1"     />
                            </ItemTemplate>
                        </asp:TemplateField>

                        <asp:TemplateField ItemStyle-Width="80px" HeaderText="机器编码" >
                        <ItemStyle HorizontalAlign="Center" />
                        <HeaderStyle HorizontalAlign="Center" />
                            <ItemTemplate>
                                <asp:TextBox ID="txtBarcode" runat="server" MaxLength="50" Width="180px" />
                            </ItemTemplate>
                        </asp:TemplateField>
                        <asp:TemplateField ItemStyle-Width="80px" HeaderText="赠送">
                        <ItemStyle HorizontalAlign="Center" />
                        <HeaderStyle HorizontalAlign="Center" />
                            <ItemTemplate>
                                <asp:CheckBox ID="item" runat="server" />
                            </ItemTemplate>
                        </asp:TemplateField>

                        <asp:TemplateField ItemStyle-Width="50px" HeaderText="合计">
                        <ItemStyle HorizontalAlign="Center" />
                        <HeaderStyle HorizontalAlign="Center" />
                            <ItemTemplate>
                                <asp:TextBox ID="txttotal" runat="server" Width="50px" Text='<%#Eval("Price") %>'
                                    Enabled="false" />
                            </ItemTemplate>
                        </asp:TemplateField>

输入数量计算当前行的合计金额。onkeyup 没反应。。。。
[解决办法]
参考一下：http://blog.csdn.net/chinacsharper/article/details/10000983

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gridview 如何自动计算文本框值