c# – 使用gridview中的OnSelectChange打印到标签
发布时间:2020-12-16 01:59:08 所属栏目:百科 来源:网络整理
导读:我在VS2012中使用asp.net和C#在我的数据网格上进行了On Select更改,但由于某种原因,所选行没有在我的标签中打印出来,我不是C#的专家,虽然我正在学习可以有人请告诉我是否我犯了一个错误. 谢谢 C#代码 public void Latest_DVD(){ { using (OleDbDataAdapter d
我在VS2012中使用asp.net和C#在我的数据网格上进行了On Select更改,但由于某种原因,所选行没有在我的标签中打印出来,我不是C#的专家,虽然我正在学习可以有人请告诉我是否我犯了一个错误.
谢谢 C#代码 public void Latest_DVD() { { using (OleDbDataAdapter dataquer = new OleDbDataAdapter("SELECT Title,Category,Director,Stock,Year FROM DVD ",conn)) { dataquer.Fill(dt); } } DG_Latest.ShowHeader = true; DG_Latest.DataSource = dt; DG_Latest.DataBind(); conn.Close(); conn.Dispose(); } void Latest_DVD_SelectedIndexChanged(Object sender,EventArgs e) { GridViewRow row = DG_Latest.SelectedRow; MessageLabel.Text = "You selected " + row.Cells[2].Text + "."; } asp.net <asp:GridView ID="DG_Latest" runat="server" AutoGenerateSelectButton="True" BackColor="White" BorderColor="#999999" BorderStyle="None" BorderWidth="1px" CellPadding="3" GridLines="Vertical"> <AlternatingRowStyle BackColor="#DCDCDC" /> <FooterStyle BackColor="#CCCCCC" ForeColor="Black" /> <HeaderStyle BackColor="#000084" Font-Bold="True" ForeColor="White" /> <PagerStyle BackColor="#999999" ForeColor="Black" HorizontalAlign="Center" /> <RowStyle BackColor="#EEEEEE" ForeColor="Black" /> <SelectedRowStyle BackColor="#008A8C" Font-Bold="True" ForeColor="White" /> <SortedAscendingCellStyle BackColor="#F1F1F1" /> <SortedAscendingHeaderStyle BackColor="#0000A9" /> <SortedDescendingCellStyle BackColor="#CAC9C9" /> <SortedDescendingHeaderStyle BackColor="#000065" /> </asp:GridView> 解决方法
您需要正确连接SelectedIndexChangedEvent
试试这个: <asp:GridView ID="DG_Latest" runat="server" AutoGenerateSelectButton="True" BackColor="White" BorderColor="#999999" BorderStyle="None" BorderWidth="1px" CellPadding="3" GridLines="Vertical" OnSelectedIndexChanged="Latest_DVD_SelectedIndexChanged"> <AlternatingRowStyle BackColor="#DCDCDC" /> <FooterStyle BackColor="#CCCCCC" ForeColor="Black" /> <HeaderStyle BackColor="#000084" Font-Bold="True" ForeColor="White" /> <PagerStyle BackColor="#999999" ForeColor="Black" HorizontalAlign="Center" /> <RowStyle BackColor="#EEEEEE" ForeColor="Black" /> <SelectedRowStyle BackColor="#008A8C" Font-Bold="True" ForeColor="White" /> <SortedAscendingCellStyle BackColor="#F1F1F1" /> <SortedAscendingHeaderStyle BackColor="#0000A9" /> <SortedDescendingCellStyle BackColor="#CAC9C9" /> <SortedDescendingHeaderStyle BackColor="#000065" /> </asp:GridView> 代码背后: protected void Latest_DVD_SelectedIndexChanged(Object sender,EventArgs e) { GridViewRow row = DG_Latest.SelectedRow; MessageLabel.Text = "You selected " + row.Cells[2].Text + "."; } (编辑:李大同) 【声明】本站内容均来自网络,其相关言论仅代表作者个人观点,不代表本站立场。若无意侵犯到您的权利,请及时与联系站长删除相关内容! |