嗨,我有一个 Gridview 和一个文本框,它们放在 Ajax 更新面板中。
来源如下:
<asp:UpdatePanel ID="UpdatePanelAdmissionDefaultSettings" runat="server">
<ContentTemplate>
<asp:GridView ID="GridViewMeritDetails" runat="server" AutoGenerateColumns="False"
BackColor="White" BorderColor="#5C5C5C" BorderStyle="Solid" BorderWidth="1px"
CellPadding="4" ForeColor="Black" CssClass="MeritGridStyle"
onrowdatabound="GridViewMeritDetails_RowDataBound"
onrowcommand="GridViewMeritDetails_RowCommand">
<RowStyle BackColor="#F7F7DE" />
<Columns>
<asp:BoundField HeaderText="Field Name" DataField="MeritField" />
<asp:BoundField HeaderText="Field ID" DataField="MeritFieldID" />
<asp:ButtonField CommandName="edit" HeaderText="Edit" Text="Edit" />
<asp:ButtonField CommandName="delete" HeaderText="Delete" Text="Delete" />
</Columns>
<FooterStyle BackColor="#CCCC99" />
<PagerStyle BackColor="#F7F7DE" ForeColor="Black" HorizontalAlign="Right" />
<SelectedRowStyle BackColor="#CE5D5A" Font-Bold="True" ForeColor="White" />
<HeaderStyle BackColor="#6B696B" Font-Bold="True" ForeColor="White" />
<AlternatingRowStyle BackColor="White" />
</asp:GridView>
<asp:TextBox ID="TextBoxMeritFieldName" runat="server"></asp:TextBox>
</ContentTemplate>
</asp:UpdatePanel>
我的问题是,当我单击 GridView 中的编辑按钮时,我想在文本框中所选行的单元格中显示值。我已经给出了在 Gridview RowCommand 事件中显示它的代码。但它不起作用。
这是后面的代码:
protected void GridViewMeritDetails_RowCommand(object sender, GridViewCommandEventArgs e)
{
int iRowIndex = Convert.ToInt32(e.CommandArgument);
if (e.CommandName == "edit")
{
TextBoxMeritFieldName.Enabled = true;
TextBoxMeritFieldName.Text = GridViewMeritDetails.Rows[iRowIndex].Cells[0].Text.Trim();
}
else if (e.CommandName == "delete")
{
//Add code to delete merit field
}
}
当我调试时,控件进入RowCommand并到达该行
TextBoxMeritFieldName.Text = GridViewMeritDetails.Rows[iRowIndex].Cells[0].Text.Trim();
但是文本没有显示在页面上。我错过了什么?