我有一个gridview,其中的复选框中的第一列。网格显示用户搜索时从数据库返回的一条或多条记录(网格填充名为“protected void DisplayGridData()”)的过程。如果该记录的“非活动”列是“1”,我希望禁用复选框。我怎么能做到这一点?禁用gridview中的复选框
的HTML代码是:
<asp:GridView ID="gvCanadaOrders" runat="server" AutoGenerateColumns="False" CellPadding="2" CellSpacing="2" GridLines="None" Width="100%" AllowPaging="True" PageSize="30"
onpageindexchanging="gvCanadaOrders_PageIndexChanging" ForeColor="#333333" DataKeyNames="RecID">
<Columns>
<asp:TemplateField HeaderText="Disable" >
<ItemTemplate>
<asp:CheckBox ID="cbPONumber" runat="server"/>
</ItemTemplate>
</asp:TemplateField>
<%--<asp:BoundField DataField="Rec_ID" HeaderText="Rec_ID" HtmlEncode="False"></asp:BoundField>--%>
<asp:BoundField DataField="Inactive" HeaderText="Inactive" HtmlEncode="False" ></asp:BoundField>
<asp:BoundField DataField="PO_Number" HeaderText="PO Number" HtmlEncode="False" ></asp:BoundField>
<asp:BoundField DataField="VENDOR_NAME" HeaderText="Vendor Name"></asp:BoundField>
<asp:BoundField DataField="ITEM_DESC" HeaderText="Item Description"></asp:BoundField>
<asp:BoundField DataField="MFG_PART_NO" HeaderText="MFG Part Number"></asp:BoundField>
<asp:BoundField DataField="System_DATE" HeaderText="System Date"></asp:BoundField>
<asp:BoundField DataField="PRINT_DATE" HeaderText="Print Date"></asp:BoundField>
</Columns>
<FooterStyle CssClass="GridFooter" BackColor="#990000" Font-Bold="True" ForeColor="White" />
<PagerStyle CssClass="GridPager" ForeColor="#333333" BackColor="#FFCC66" HorizontalAlign="Center" />
<SelectedRowStyle BackColor="#FFCC66" Font-Bold="True" ForeColor="Navy" />
<HeaderStyle CssClass="GridHeader" BackColor="#990000" Font-Bold="True" ForeColor="White" />
<RowStyle CssClass="GridItem" BackColor="#FFFBD6" ForeColor="#333333" />
<AlternatingRowStyle CssClass="GridAltItem" BackColor="White" />
</asp:GridView>
加载在GridView的代码是:
protected void btnDisable_Click(object sender, EventArgs e)
{
try
{
string strPONumber = "";
foreach (GridViewRow gvr in gvCanadaOrders.Rows)
{
if (((CheckBox)gvr.FindControl("cbPONumber")).Checked == true)
{
string strRec_ID = gvCanadaOrders.DataKeys[gvr.RowIndex].Value.ToString();
//Update table here, diable inactive field;
SqlConnection con = new SqlConnection(strConn);
string sqlCanadaOrdersUpdate = "usp_CanadaOrders_Close";
SqlCommand cmdCanadaOrdersUpdate = new SqlCommand(sqlCanadaOrdersUpdate, con);
cmdCanadaOrdersUpdate.CommandType = CommandType.StoredProcedure;
cmdCanadaOrdersUpdate.Parameters.Add(new SqlParameter("@rec_ID", SqlDbType.VarChar, 50));
cmdCanadaOrdersUpdate.Parameters["@rec_ID"].Value = strRec_ID;
cmdCanadaOrdersUpdate.Parameters.Add(new SqlParameter("@usr_id", SqlDbType.VarChar, 50));
cmdCanadaOrdersUpdate.Parameters["@usr_id"].Value = User.Identity.Name.Substring(User.Identity.Name.Length - 7);
con.Open();
SqlDataAdapter sqladaCanadaOrdersUpdate = new SqlDataAdapter(cmdCanadaOrdersUpdate);
cmdCanadaOrdersUpdate.ExecuteNonQuery();
}
ClientScript.RegisterStartupScript(GetType(), "alert", "alert('Purchase Order " + strPONumber + " has been disabled.');", true);
}
}
的gridview的databoundrow的代码是:
void gvCanadaOrders_RowDataBound(Object sender, GridViewRowEventArgs e)
{
if (e.Row.RowType == DataControlRowType.DataRow)
{
// Display the company name in italics.
e.Row.Cells[1].Text = "<i>" + e.Row.Cells[1].Text + "</i>";
}
}
怎么叫的RowDataBound事件? – user279521 2010-07-08 18:20:34
在标记中指定名称,或者您可以在代码隐藏中动态地执行此操作。 http://msdn.microsoft.com/en-us/library/system.web.ui.webcontrols.gridview.rowdatabound.aspx – 2010-07-08 18:25:57
该名称是在标记中指定的,但RowDataBound事件永远不会被调用(如果我把一个在它的断点) – user279521 2010-07-08 18:27:17