1,問題描述
今天在網上看見有人問怎麼樣自訂GridView的編輯,更新,取消,刪除按鈕,GridView內建的太難看
2,達到要求
變換編輯,更新,取消,刪除按鈕
3,實現方法
(1)第一步,將GridView的“CommandField”變為“TemplateFiled模板”
(2)第二步,將在“編輯模板”裡編輯此欄位,方法和編輯其他模板一樣,比如我的例子是在“ItemTemplate”加入兩個ImageButton,在“EditTemplate”中加入兩個LinkButton
分別代表編輯,刪除,更新,取消
(3)第三步,就是添加 RowCancelingEdit,RowEditing,RowUpdating,RowDeleting 這些事件,相信大家都會的。
注意:在第二步中的四個控制項,需要加上 CommandName,分別為“Edit”,“Delete”,“Update”,“Cancel”。
Ok大功告成!
My Code:
<%@ Page Language="C#" AutoEventWireup="true" CodeBehind="將編輯換成按鈕.aspx.cs" Inherits="NOP.GridView總匯.將編輯換成按鈕" %><!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></head><body> <form id="form1" runat="server"> <div> <asp:GridView ID="GridView1" runat="server" AutoGenerateColumns="False" DataKeyNames="CID" OnRowCancelingEdit="GridView1_RowCancelingEdit" OnRowUpdating="GridView1_RowUpdating" OnRowEditing="GridView1_RowEditing" OnRowDeleting="GridView1_RowDeleting"> <Columns> <asp:TemplateField HeaderText="編號"> <ItemTemplate> <asp:Label Text='<%# Eval("CID") %>' runat="server"></asp:Label> </ItemTemplate> <EditItemTemplate> <asp:TextBox ID="TextBox1" runat="server" Text='<%# Eval("CID") %>' ></asp:TextBox> </EditItemTemplate> </asp:TemplateField> <asp:TemplateField HeaderText="班級名"> <ItemTemplate> <%# DataBinder.Eval(Container.DataItem,"CName") %> </ItemTemplate> <EditItemTemplate> <asp:TextBox ID="TextBox2" runat="server" Text='<%#DataBinder.Eval(Container.DataItem,"CName") %>'></asp:TextBox> </EditItemTemplate> </asp:TemplateField> <asp:TemplateField> <ItemTemplate> <asp:ImageButton ID="Button2" runat="server" ImageUrl="~/Imgs/btnEdit.png" CommandName="Edit" /> <asp:ImageButton ID="ImageButton1" runat="server" ImageUrl="~/Imgs/btnDelete.png" CommandName="Delete" /> </ItemTemplate> <EditItemTemplate> <asp:LinkButton ID="Button1" runat="server" Text="更新" CommandName="Update" /> <asp:LinkButton ID="Button3" runat="server" Text="取消" CommandName="Cancel" /> </EditItemTemplate> </asp:TemplateField> </Columns> </asp:GridView> </div> </form></body></html>
string strCon = "Data Source=192.168.0.105;Initial Catalog=TreeView;Integrated Security=True"; protected void Page_Load(object sender, EventArgs e) { if(!IsPostBack) { BindGridView(); } } private void BindGridView() { SqlConnection con = new SqlConnection(strCon); con.Open(); SqlCommand cmd = new SqlCommand("SELECT [CID], [CName] FROM [ClassTable]", con); SqlDataAdapter adp = new SqlDataAdapter(cmd); DataSet ds = new DataSet(); adp.Fill(ds); this.GridView1.DataSource = ds.Tables[0]; this.GridView1.DataBind(); con.Close(); } protected void GridView1_RowCancelingEdit(object sender, GridViewCancelEditEventArgs e) { GridView1.EditIndex = -1; BindGridView(); } protected void GridView1_RowEditing(object sender, GridViewEditEventArgs e) { GridView1.EditIndex = e.NewEditIndex; BindGridView(); } protected void GridView1_RowUpdating(object sender, GridViewUpdateEventArgs e) { string id = GridView1.DataKeys[e.RowIndex].Values[0].ToString(); string CID = ((TextBox)GridView1.Rows[e.RowIndex].FindControl("TextBox1")).Text; string CName = ((TextBox)GridView1.Rows[e.RowIndex].FindControl("TextBox2")).Text; string strUpdate = "UPDATE ClassTable set CID='" + CID + "',CName='" + CName + "' where CID=" + CID; SqlConnection con = new SqlConnection(strCon); con.Open(); SqlCommand cmd = new SqlCommand(strUpdate, con); cmd.ExecuteNonQuery(); con.Close(); GridView1.EditIndex = -1; BindGridView(); } protected void GridView1_RowDeleting(object sender, GridViewDeleteEventArgs e) { string id = GridView1.DataKeys[e.RowIndex].Values[0].ToString(); string strDel = "DELETE FROM ClassTable where CID=" + id; SqlConnection con = new SqlConnection(strCon); con.Open(); SqlCommand cmd = new SqlCommand(strDel, con); cmd.ExecuteNonQuery(); con.Close(); BindGridView(); }