ASP.NET中ListView的插入、删除、编辑、读取
2014-01-21 21:21
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下面的实例是有关 ListView 服务器控件的一些常用操作!
一、页面代码
二、Page_Load页面加载事件
三、lvDepartment_ItemInserting插入事件
四、lvDepartment_ItemEditing编辑事件
五、lvDepartment_ItemDeleting删除事件
六、lvDepartment_ItemUpdating更新事件
七、lvDepartment_ItemCanceling取消事件
一、页面代码
<%@ 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
protected void Page_Load(object sender, EventArgs e) { if (!IsPostBack&&configcompany!=null) { lvDepartmentBind(); } }
三、lvDepartment_ItemInserting插入事件
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.ToInt3 4000 2(txOrder.Text), configcompany.CompanyID); lvDepartmentBind(); HttpContext.Current.Response.Redirect(HttpContext.Current.Request.Url.AbsolutePath); } }
四、lvDepartment_ItemEditing编辑事件
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
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
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
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; } }
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