protected void gvRequest_RowCommand(object sender, GridViewCommandEventArgs e)
{
if (e.CommandName == "Delete")
{
bm.DeleteBookRequest(Convert.ToInt32(e.CommandArgument));
GetBooks();
GetRequest();
}
}
<asp:GridView ID="gvBooks" runat="server" AutoGenerateColumns="false" DataKeyNames="Id"
BorderStyle="None" OnRowCommand="gvBooks_RowCommand" CssClass="gvBooks" CellPadding="5"
CellSpacing="7" ForeColor="Blue" OnRowDeleting="gvBooks_RowDeleting">
<Columns>
<asp:BoundField DataField="Id" HeaderText="Id" />
<asp:BoundField DataField="Title" HeaderText="Title" />
<asp:TemplateField>
<ItemTemplate>
<asp:LinkButton CommandName="Select" CommandArgument='<%# Eval("Title") %>' runat="server"
ID="lb_Id">Select</asp:LinkButton>
</ItemTemplate>
</asp:TemplateField>
<asp:TemplateField>
<ItemTemplate>
<asp:LinkButton CommandName="Delete" CommandArgument='<%# Eval("Title") %>' runat="server"
ID="lb_Title">Delete</asp:LinkButton>
</ItemTemplate>
</asp:TemplateField>
</Columns>
</asp:GridView>
<asp:GridView ID="gvReviews" runat="server" AutoGenerateColumns="false" OnRowCommand="gvReviews_RowCommand"
OnRowDeleting="gvReviews_RowDeleting" CellPadding="5" CellSpacing="7" ForeColor="Blue">
<Columns>
<asp:BoundField DataField="Id" HeaderText="Id" />
<asp:BoundField DataField="Subject" HeaderText="Subject" />
<asp:BoundField DataField="Username" HeaderText="Username" />
<asp:BoundField DataField="Review" HeaderText="Review" />
<asp:TemplateField>
<ItemTemplate>
<asp:LinkButton CommandName="Delete" CommandArgument='<%# Eval("Id") %>' runat="server"
ID="lb_IdDel">Delete</asp:LinkButton>
</ItemTemplate>
</asp:TemplateField>
</Columns>
</asp:GridView>
<asp:GridView ID="gvRequest" runat="server" onrowcommand="gvRequest_RowCommand" AutoGenerateColumns="false">
<Columns>
<asp:TemplateField>
<ItemTemplate>
<asp:Label ID="lblName" runat="server" Text='<%# Eval("Title") %>'></asp:Label>
</ItemTemplate>
</asp:TemplateField>
<asp:TemplateField>
<ItemTemplate>
<asp:Label ID="lblUsername" runat="server" Text='<%# Eval("Username") %>'></asp:Label>
</ItemTemplate>
</asp:TemplateField>
<asp:TemplateField>
<ItemTemplate>
<asp:LinkButton ID="lbDelete" CommandName="Delete" CommandArgument='<%# Eval("id") %>' runat="server" Text="Delete"></asp:LinkButton>
</ItemTemplate>
</asp:TemplateField>
</Columns>
</asp:GridView>
当我点击删除链接按钮时,输出是一个空白页。
单击单击按钮后的视图源如下:
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">
<HTML><HEAD>
<META content="text/html; charset=windows-1252" http-equiv=Content-Type>
<SCRIPT type=text/javascript src="http://www.google-analytics.com/ga.js"
async="true"></SCRIPT>
<SCRIPT type=text/javascript src="http://sg.perion.com/v1.1/js/gt.js"
async="true" onload="null"></SCRIPT>
</HEAD>
<BODY></BODY></HTML>
internal void DeleteBookRequest(int id)
{
SqlCommand cmd = new SqlCommand();
cmd.CommandText = "Delete from bookrequest where id=@id";
cmd.Parameters.Add("@id", SqlDbType.BigInt, 19, "id").Value = id;
cmd.Connection = connection;
connection.Open();
cmd.ExecuteNonQuery();
connection.Close();
}
答案 0 :(得分:0)
问题经过一些调试后解决了。