前台代码
<%@ Page Language= "C# " AutoEventWireup= "true " CodeFile= "GridMuliEdit.aspx.cs " Inherits= "CSDN_GridMuliEdit " %>
<!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> 无标题页 </title>
</head>
<body>
<form id= "form1 " runat= "server ">
<div>
<asp:Button ID= "Button1 " runat= "server " Text= "添加空行 " OnClick= "Button1_Click " />
<asp:Button ID= "Button2 " runat= "server " Text= "保存所有 " OnClick= "Button2_Click " />
<asp:GridView ID= "GridView1 " runat= "server " AutoGenerateColumns= "False " DataKeyNames= "id ">
<Columns>
<asp:TemplateField HeaderText= "产品 ">
<ItemTemplate>
<asp:TextBox ID= "TextBox1 " runat= "server " Text= ' <%# DataBinder.Eval(Container.DataItem, "产品 ")%> '> </asp:TextBox>
</ItemTemplate>
</asp:TemplateField>
<asp:TemplateField HeaderText= "数量 "> <ItemTemplate>
<asp:TextBox ID= "TextBox2 " runat= "server " Text= ' <%# DataBinder.Eval(Container.DataItem, "数量 ")%> '> </asp:TextBox>
</ItemTemplate> </asp:TemplateField>
<asp:TemplateField HeaderText= "日期 "> <ItemTemplate>
<asp:TextBox ID= "TextBox3 " runat= "server " Text= ' <%# DataBinder.Eval(Container.DataItem, "日期 ")%> '> </asp:TextBox>
</ItemTemplate> </asp:TemplateField>
<asp:TemplateField HeaderText= "状态 ">
<ItemTemplate>
<asp:DropDownList ID= "DropDownList1 " runat= "server " SelectedValue= ' <%# DataBinder.Eval(Container.DataItem, "状态 ")%> '>
<asp:ListItem Value= "1 "> 有效 </asp:ListItem>
<asp:ListItem Value= "0 "> 无效 </asp:ListItem>
</asp:DropDownList>
</ItemTemplate>
</asp:TemplateField>
</Columns>
</asp:GridView>
</div>
</form>
</body>
</html
后台代码：
using System;
using System.Data;
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.HtmlControls;
public partial class CSDN_GridMuliEdit : System.Web.UI.Page
{
protected void Page_Load(object sender, EventArgs e)
{
if (!IsPostBack)
{
BindTestData();
}
}
protected void BindTestData()
{
//模拟出一些原始数据绑定DataGrid
DataTable dt1 = new DataTable( "Table1 ");
dt1.Columns.Add( "ID ");
dt1.Columns.Add( "产品 ");
dt1.Columns.Add( "数量 ");
dt1.Columns.Add( "日期 ");
dt1.Columns.Add( "状态 ");
dt1.Rows.Add(new object[] { 123, "产品AA ", 12, "2006-11-14 ", "1 " });
dt1.Rows.Add(new object[] { 124, "产品BB ", 21, "2006-11-13 ", "0 " });
dt1.AcceptChanges();
this.GridView1.DataSource = dt1;
this.GridView1.DataBind();
}
protected DataTable GetDataFromGrid()
{
DataTable dt1 = new DataTable( "Table1 ");
dt1.Columns.Add( "ID ");
dt1.Columns.Add( "产品 ");
dt1.Columns.Add( "数量 ");
dt1.Columns.Add( "日期 ");
dt1.Columns.Add( "状态 ");
for(int i =0;i <GridView1.Rows.Count;i++)
{
GridViewRow gRow = GridView1.Rows[i];
DataRow newRow = dt1.NewRow();
newRow[0] = GridView1.DataKeys[i].Value;
newRow[1] = ((TextBox)gRow.FindControl( "TextBox1 ")).Text;
newRow[2] = ((TextBox)gRow.FindControl( "TextBox2 ")).Text;
newRow[3] = ((TextBox)gRow.FindControl( "TextBox3 ")).Text;
newRow[4] = ((DropDownList)gRow.FindControl( "DropDownList1 ")).SelectedValue;
dt1.Rows.Add(newRow);
}
dt1.AcceptChanges();
return dt1;
}
protected void Button1_Click(object sender, EventArgs e)
{
DataTable dt = this.GetDataFromGrid();
DataRow newRow = dt.NewRow();
newRow[ "状态 "] = "1 ";
dt.Rows.Add(newRow);
this.GridView1.DataSource = dt;
this.GridView1.DataBind();
}
protected void Button2_Click(object sender, EventArgs e)
{
DataTable dt = this.GetDataFromGrid();
foreach (DataRow row in dt.Rows)
{
if (row[ "ID "] != null)
{
//更新该行记录到数据库
}
else
{
//插入该行记录到数据库
}
}
}
}