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  • ListView的一些事件(插入、删除、编辑、读取)

    利用ListView做的部门管理

    一、页面代码

    View Code
    <%@ Page Language="C#" AutoEventWireup="true" CodeBehind="department.aspx.cs" Inherits="Web.systemset.department" %>

    <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">

    <html xmlns="http://www.w3.org/1999/xhtml">
    <head runat="server">
    <title></title>
    <link href="../style/style.css" rel="stylesheet" type="text/css" />
    </head>
    <body>
    <form id="form1" runat="server">
    <asp:Label ID="lbMessage" runat="server" ForeColor="Red"></asp:Label>
    <br />
    <asp:ListView ID="lvDepartment" runat="server" DataKeyNames="F_DepartmentID" EnableModelValidation="True"
    InsertItemPosition="LastItem" oniteminserting="lvDepartment_ItemInserting"
    onitemediting="lvDepartment_ItemEditing"
    onitemcanceling="lvDepartment_ItemCanceling"
    onitemdeleting="lvDepartment_ItemDeleting"
    onitemupdating="lvDepartment_ItemUpdating">
    <AlternatingItemTemplate>
    <tr style="">
    <td>
    <asp:Button ID="DeleteButton" runat="server" CommandName="Delete" Text="删除" onclientclick="return confirm('确认删除?')"/>
    <asp:Button ID="EditButton" runat="server" CommandName="Edit" Text="编辑" />
    </td>
    <td>
    <asp:Label ID="F_DepartmentNameLabel" runat="server"
    Text='<%# Eval("F_DepartmentName") %>' />
    </td>
    <td>
    <asp:Label ID="F_OrderLabel" runat="server" Text='<%# Eval("F_Order") %>' />
    </td>
    </tr>
    </AlternatingItemTemplate>
    <EditItemTemplate>
    <tr style="">
    <td>
    <asp:Button ID="UpdateButton" runat="server" CommandName="Update" Text="更新" />
    <asp:Button ID="CancelButton" runat="server" CommandName="Cancel" Text="取消" />
    </td>
    <td>
    <asp:TextBox ID="F_DepartmentNameTextBox" runat="server" Text='<%# Bind("F_DepartmentName") %>' CssClass="wenben" />
    </td>
    <td>
    <asp:TextBox ID="F_OrderTextBox" runat="server" Text='<%# Bind("F_Order") %>' CssClass="order"
    onkeypress="if (event.keyCode < 48 || event.keyCode >57) event.returnValue = false;" />
    </td>
    </tr>
    </EditItemTemplate>
    <EmptyDataTemplate>
    <table runat="server" style="">
    <tr>
    <td>未返回数据。</td>
    </tr>
    </table>
    </EmptyDataTemplate>
    <InsertItemTemplate>
    <tr style="">
    <td>
    <asp:Button ID="InsertButton" runat="server" CommandName="Insert" Text="插入" />
    <asp:Button ID="CancelButton" runat="server" CommandName="Cancel" Text="清除" />
    </td>
    <td>
    <asp:TextBox ID="F_DepartmentNameTextBox" runat="server" Text='<%# Bind("F_DepartmentName") %>' CssClass="wenben" />
    </td>
    <td>
    <asp:TextBox ID="F_OrderTextBox" runat="server" Text='<%# Bind("F_Order") %>' CssClass="order"
    onkeypress="if (event.keyCode < 48 || event.keyCode >57) event.returnValue = false;" />
    </td>
    </tr>
    </InsertItemTemplate>
    <ItemTemplate>
    <tr style="">
    <td>
    <asp:Button ID="DeleteButton" runat="server" CommandName="Delete" Text="删除" onclientclick="return confirm('确认删除?')" />
    <asp:Button ID="EditButton" runat="server" CommandName="Edit" Text="编辑" />
    </td>
    <td>
    <asp:Label ID="F_DepartmentNameLabel" runat="server" Text='<%# Eval("F_DepartmentName") %>' />
    </td>
    <td>
    <asp:Label ID="F_OrderLabel" runat="server" Text='<%# Eval("F_Order") %>' />
    </td>
    </tr>
    </ItemTemplate>
    <LayoutTemplate>
    <table runat="server">
    <tr runat="server">
    <td runat="server">
    <table ID="itemPlaceholderContainer" runat="server" border="0" style="">
    <tr runat="server" style="">
    <td runat="server" align="left"></td>
    <td runat="server" align="left"><strong>部门名称</strong></td>
    <td runat="server" align="left"><strong>顺序</strong></td>
    </tr>
    <tr ID="itemPlaceholder" runat="server" align="left">
    </tr>
    </table>
    </td>
    </tr>
    <tr runat="server">
    <td runat="server" style="">
    <asp:DataPager ID="DataPager1" runat="server">
    <Fields>
    <asp:NextPreviousPagerField ButtonType="Button" ShowFirstPageButton="True"
    ShowNextPageButton="False" ShowPreviousPageButton="False" />
    <asp:NumericPagerField />
    <asp:NextPreviousPagerField ButtonType="Button" ShowLastPageButton="True"
    ShowNextPageButton="False" ShowPreviousPageButton="False" />
    </Fields>
    </asp:DataPager>
    </td>
    </tr>
    </table>
    </LayoutTemplate>
    <SelectedItemTemplate>
    <tr style="">
    <td>
    <asp:Button ID="DeleteButton" runat="server" CommandName="Delete" Text="删除" />
    <asp:Button ID="EditButton" runat="server" CommandName="Edit" Text="编辑" />
    </td>
    <td>
    <asp:Label ID="F_DepartmentNameLabel" runat="server" Text='<%# Eval("F_DepartmentName") %>' />
    </td>
    <td>
    <asp:Label ID="F_OrderLabel" runat="server" Text='<%# Eval("F_Order") %>' />
    </td>
    </tr>
    </SelectedItemTemplate>
    </asp:ListView>
    </form>
    </body>
    </html>

    二、Page_Load页面加载事件

    View Code
    protected void Page_Load(object sender, EventArgs e)
    {
    if (!IsPostBack&&configcompany!=null)
    {
    lvDepartmentBind();
    }
    }

    三、lvDepartment_ItemInserting插入事件

    View Code
    protected void lvDepartment_ItemInserting(object sender, ListViewInsertEventArgs e)
    {
    TextBox txDepart = (TextBox)e.Item.FindControl("F_DepartmentNameTextBox");
    TextBox txOrder = (TextBox)e.Item.FindControl("F_OrderTextBox");
    if (txDepart.Text == "")
    {
    lbMessage.Text = "部门不能为空";
    }
    else if (txOrder.Text == "")
    {
    lbMessage.Text = "没有填写顺序";
    }
    else
    {
    bool bl = Mis.GetUserInfo.InsertDepartment(txDepart.Text, Convert.ToInt32(txOrder.Text), configcompany.CompanyID);
    lvDepartmentBind();
    HttpContext.Current.Response.Redirect(HttpContext.Current.Request.Url.AbsolutePath);
    }
    }

    四、lvDepartment_ItemEditing编辑事件

    View Code
    protected void lvDepartment_ItemEditing(object sender, ListViewEditEventArgs e)
    {
    lvDepartment.EditIndex = e.NewEditIndex;
    lvDepartmentBind();
    HttpContext.Current.Response.Redirect(HttpContext.Current.Request.Url.AbsolutePath);
    }

    五、lvDepartment_ItemDeleting删除事件

    View Code
    protected void lvDepartment_ItemDeleting(object sender, ListViewDeleteEventArgs e)
    {
    int KeyId = Convert.ToInt32(lvDepartment.DataKeys[e.ItemIndex].Value);
    bool bl = Mis.GetUserInfo.DeleteDepartment(KeyId);
    lvDepartmentBind();
    HttpContext.Current.Response.Redirect(HttpContext.Current.Request.Url.AbsolutePath);
    }

    六、lvDepartment_ItemUpdating更新事件

    View Code
    protected void lvDepartment_ItemUpdating(object sender, ListViewUpdateEventArgs e)
    {
    int KeyId = Convert.ToInt32(lvDepartment.DataKeys[e.ItemIndex].Value);
    TextBox txDepart =(TextBox)lvDepartment.Items[e.ItemIndex].FindControl("F_DepartmentNameTextBox");
    TextBox txOrder =(TextBox)lvDepartment.Items[e.ItemIndex].FindControl("F_OrderTextBox");
    if (txDepart.Text=="")
    lbMessage.Text ="部门不能为空";
    else if(txOrder.Text=="")
    lbMessage.Text="顺序不能为空";
    else
    {
    string depart =Server.HtmlEncode(txDepart.Text);
    int order = Convert.ToInt32(txOrder.Text);
    bool bl = Mis.GetUserInfo.UpdateDepartment(depart,order,KeyId);
    lvDepartment.EditIndex = -1;
    lvDepartmentBind();
    HttpContext.Current.Response.Redirect(HttpContext.Current.Request.Url.AbsolutePath);
    }
    }

    七、lvDepartment_ItemCanceling取消事件

    View Code
    protected void lvDepartment_ItemCanceling(object sender, ListViewCancelEventArgs e)
    {
    //取消编辑
    if (e.CancelMode == ListViewCancelMode.CancelingEdit)
    {
    //e.Cancel = true;
    lvDepartment.EditIndex = -1;
    lvDepartmentBind();
    HttpContext.Current.Response.Redirect(HttpContext.Current.Request.Url.AbsolutePath);
    }
    else if (e.CancelMode == ListViewCancelMode.CancelingInsert)
    {
    lvDepartmentBind();
    HttpContext.Current.Response.Redirect(HttpContext.Current.Request.Url.AbsolutePath);
    return;
    }
    }

    八、数据绑定

    View Code
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  • 原文地址:https://www.cnblogs.com/shangxia/p/2281789.html
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