[英]gridview does not update after delete row by RowCommand in updatepanel
進行更改后,無法在Updatepanel中刷新Gridview。 有人可以幫忙嗎? 我在GridView中使用rowCommand刪除行。 我正在使用ToolkitScriptManager控件和UpdatePanel。
<asp:UpdatePanel runat="server" ID="upt1">
<ContentTemplate>
<asp:GridView ID="gwSubG1" runat="server" CellPadding="4" ForeColor="#333333" GridLines="None" AutoGenerateColumns="False" Width="600px" OnSelectedIndexChanged="gwSubG1_SelectedIndexChanged" DataKeyNames="One_Grop_Id" OnRowCommand="gwSubG1_RowCommand" OnRowDeleting="gwSubG1_RowDeleting">
<AlternatingRowStyle BackColor="White" />
<Columns>
<asp:BoundField DataField="Grop_Name" HeaderText="Group One" ItemStyle-HorizontalAlign="Center" HeaderStyle-CssClass="HeaderCenter">
<HeaderStyle CssClass="HeaderCenter" />
<ItemStyle HorizontalAlign="Center" />
</asp:BoundField>
<asp:BoundField DataField="ORG_Grp_Nam" HeaderText="Main Group" ItemStyle-HorizontalAlign="Center" HeaderStyle-CssClass="HeaderCenter">
<HeaderStyle CssClass="HeaderCenter" />
<ItemStyle HorizontalAlign="Center" />
</asp:BoundField>
<asp:TemplateField>
<ItemTemplate>
<asp:ImageButton ID="btnDelete" ImageUrl="~/Theme/Icon/info.png" CausesValidation="false" runat="server" CommandArgument='<%# Eval("One_Grop_Id") %>' CommandName="Delete" AlternateText="Delete" OnClientClick="return confirm('are you sure?');" />
</ItemTemplate>
</asp:TemplateField>
</Columns>
</asp:GridView>
</ContentTemplate>
</asp:UpdatePanel>
我的代碼:
protected void gwSubG1_RowCommand(object sender, GridViewCommandEventArgs e)
{
if (e.CommandName.ToString() == "Delete")
{
DB.strQuery = "DELETE FROM [Sub_Grop_One] WHERE One_Grop_Id=@id";
DB.cmd = new SqlCommand(DB.strQuery, DB.MyConnection);
DB.cmd.Parameters.AddWithValue("id", e.CommandArgument.ToString());
DB.MyConnection.Open();
DB.cmd.ExecuteNonQuery();
DB.MyConnection.Close();
FillGW();
this.gwSubG1.DataBind();
upt1.Update();
}
}
數據綁定控件可以識別命令名稱“ Delete”,並且它引發可能會妨礙您的多個事件。 https://msdn.microsoft.com/zh-cn/library/system.web.ui.webcontrols.buttonfield.commandname%28v=vs.110%29.aspx
由於您是直接在gridview commmand處理程序上處理刪除操作,因此,我將嘗試提供一個不同的命令名稱,例如DeleteRow
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