怎样禁止gridview 换页的时候会触发RowCommand事件

Question

gridview 换页的时候会触发RowCommand事件，导致GridViewRow索引超出范围

Answer 1

是不能禁止的，你把RowCommand事件暂时屏蔽就可以了。 
 

Answer 2

判断下，如果是翻页事件，return

Answer 3

但是选择行要用到RowCommand事件

Answer 4

会触发，RowCommand事件是GridView内生成事件时就会激发

Answer 5

本帖最后由 net_lover 于 2011-07-29 08:58:29 编辑

  

Answer 6

<asp:GridView ID="gvSubCate" runat="server" DataKeyNames="ID" 
        AutoGenerateColumns="False" BackColor="White" BorderColor="#DEDFDE" 
        BorderStyle="None" BorderWidth="1px" CellPadding="4" ForeColor="Black" 
        GridLines="Vertical" AllowPaging="True" onpageindexchanging="gvSubCate_PageIndexChanging" 
                            onrowcommand="gvSubCate_RowCommand" onrowdeleting="gvSubCate_RowDeleting" PageSize="5">
        <RowStyle BackColor="#F7F7DE" />
        <Columns>
            <asp:BoundField DataField="ID" HeaderText="ID" ReadOnly="True">
                <ItemStyle HorizontalAlign="Center" Width="80px" />
            </asp:BoundField>
            <asp:BoundField DataField="SubCateName" HeaderText="次类名">
                <ItemStyle HorizontalAlign="Center" Width="200px" />
            </asp:BoundField>
            <asp:BoundField DataField="CateName" HeaderText="主类名">
                <ItemStyle HorizontalAlign="Center" Width="200px" />
            </asp:BoundField>
            <asp:CommandField HeaderText="编辑" SelectText="编辑" ShowSelectButton="True">
                <ItemStyle HorizontalAlign="Center" Width="100px" />
            </asp:CommandField>
            <asp:CommandField HeaderText="删除" ShowDeleteButton="True">
                <ItemStyle HorizontalAlign="Center" Width="100px" />
            </asp:CommandField>
        </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> protected void gvSubCate_PageIndexChanging(object sender, GridViewPageEventArgs e)
    {
       
        gvSubCate.PageIndex = e.NewPageIndex;
       
        GVBind();//数据绑定        Clear();//清空文本框，设置GridView的EditIndex=-1
    }    protected void gvSubCate_RowCommand(object sender, GridViewCommandEventArgs e)
    {
        int index = Convert.ToInt32(e.CommandArgument);
        GridViewRow row = gvSubCate.Rows[index];//这里索引会超出范围
        int id = Convert.ToInt32(row.Cells[0].Text);
        BLL.SubCate scBLL = new SubCate();
        Model.SubCate sc = scBLL.GetModel(id);
        for (int i = 0; i < ddCateName.Items.Count; i++)
        {
            if (ddCateName.Items[i].Value == sc.CateID.ToString())
            {
                ddCateName.SelectedIndex = i;
            }
        }
        txtSubCateName.Text = sc.SubCateName;        btnAdd.Text = " 更 新 ";
    }

Answer 7

换页会触发 行绑定事件  不会触发RowCommand吧  你看看代码

Answer 8

本帖最后由 net_lover 于 2011-07-29 09:39:55 编辑

  

Answer 9

加
if (!e.CommandName.Equals("Page")) 进行判断

Answer 10

if (!e.CommandName.Equals("Page")) 进行判断 
是正解。