原創|其它|編輯:郝浩|2009-08-24 11:28:56.000|閱讀 955 次
概述:很多朋友問我,如何動態選擇日期呢,如何選擇完日期以后,關閉本頁同時把日期傳入上一頁呢?這個問題也曾經困擾我許久,在ASP中我知道如何做,可是在ASP.NET中卻有點迷惑。
# 界面/圖表報表/文檔/IDE等千款熱門軟控件火熱銷售中 >>
很多朋友問我,如何動態選擇日期呢,如何選擇完日期以后,關閉本頁同時把日期傳入上一頁呢?這個問題也曾經困擾我許久,在ASP中我知道如何做,可是在ASP.NET中卻有點迷惑。
為此,我查閱了很多的資料,終于研究通了,現在分享給大家。
源代碼如下:calendar.aspx.cs
using System;
using System.Collections;
using System.ComponentModel;
using System.Data;
using System.Data.SqlClient;
using System.Drawing;
using System.Web;
using System.Web.SessionState;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.HtmlControls;
namespace WebApplication_rd
{
///
/// Summary description for WebForm1.
///
public class calendar : System.Web.UI.Page
{
protected System.Web.UI.WebControls.Label Label1;
protected System.Web.UI.WebControls.DataGrid DataGrid1;
private void Page_Load(object sender, System.EventArgs e)
{
if (! Page.IsPostBack)
BindData();
}
private void BindData()
{
SqlConnection con = new SqlConnection("server=localhost;database=Northwind;uid=sa;pwd=;");
SqlCommand cmd = new SqlCommand("SELECT TOP 10 * FROM Orders", con);
try
{
con.Open();
DataGrid1.DataSource = cmd.ExecuteReader();
DataGrid1.DataBind();
con.Close();
}
catch (Exception ex)
{
Trace.Warn(ex.Message);
}
}
#region Web Form Designer generated code
override protected void OnInit(EventArgs e)
{
//
// CODEGEN: This call is required by the ASP.NET Web Form Designer.
//
InitializeComponent();
base.OnInit(e);
}
///
/// Required method for Designer support - do not modify
/// the contents of this method with the code editor.
///
private void InitializeComponent()
{
this.DataGrid1.CancelCommand += new System.Web.UI.WebControls.DataGridCommandEventHandler(this.DataGrid1_CancelItemCommand);
this.DataGrid1.EditCommand += new System.Web.UI.WebControls.DataGridCommandEventHandler(this.DataGrid1_EditItemCommand);
this.DataGrid1.UpdateCommand += new System.Web.UI.WebControls.DataGridCommandEventHandler(this.DataGrid1_UpdateItemCommand);
this.DataGrid1.ItemDataBound += new System.Web.UI.WebControls.DataGridItemEventHandler(this.DataGrid1_OnItemDataBound);
this.Load += new System.EventHandler(this.Page_Load);
}
#endregion
private void DataGrid1_EditItemCommand(object sender, System.Web.UI.WebControls.DataGridCommandEventArgs e)
{
DataGrid1.EditItemIndex = e.Item.ItemIndex;
BindData();
}
private void DataGrid1_CancelItemCommand(object sender, System.Web.UI.WebControls.DataGridCommandEventArgs e)
{
DataGrid1.EditItemIndex = -1;
BindData();
}
private void DataGrid1_UpdateItemCommand(object sender, System.Web.UI.WebControls.DataGridCommandEventArgs e)
{
Int32 iLastCellIndex = e.Item.Cells.Count-1; //The Index for the last cell
String sNewDate = ((TextBox)e.Item.Cells[iLastCellIndex].FindControl("txtDate")).Text; //Get the value of the TextBox
Label1.Text = "You set the date " + sNewDate;
//Add database updating here
DataGrid1.EditItemIndex = -1;
BindData();
}
private void DataGrid1_OnItemDataBound(object sender, System.Web.UI.WebControls.DataGridItemEventArgs e)
{
if ( e.Item.ItemType == ListItemType.EditItem )
{
Int32 iLastCellIndex = e.Item.Cells.Count-1; //The Index for the last cell
String sTextBoxName = e.Item.Cells[iLastCellIndex].FindControl("txtDate").ClientID; //The rendered name of the TextBox
String sLink = "
sTextBoxName +
"'''');\">"; //The HTML to add to the Edit cell
e.Item.Cells[iLastCellIndex].Controls.Add(new LiteralControl(sLink)); //Add the HTML
}
}
}
}
CalendarPopUp.aspx.cs
using System;
using System.Collections;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Web;
using System.Web.SessionState;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.HtmlControls;
namespace WebApplication_rd
{
///
/// Summary description for CalendarPopUp.
///
public class CalendarPopUp : System.Web.UI.Page
{
protected System.Web.UI.WebControls.LinkButton LinkButton1;
protected System.Web.UI.WebControls.Calendar Calendar1;
private void Page_Load(object sender, System.EventArgs e)
{
// Put user code to initialize the page here
}
#region Web Form Designer generated code
override protected void OnInit(EventArgs e)
{
//
// CODEGEN: This call is required by the ASP.NET Web Form Designer.
//
InitializeComponent();
base.OnInit(e);
}
///
/// Required method for Designer support - do not modify
/// the contents of this method with the code editor.
///
private void InitializeComponent()
{
this.LinkButton1.Click += new System.EventHandler(this.LinkButton1_Click);
this.Load += new System.EventHandler(this.Page_Load);
}
#endregion
private void LinkButton1_Click(object sender, System.EventArgs e)
{
System.Text.StringBuilder sbScript = new System.Text.StringBuilder();
sbScript.Append(""); //Closing script tag
//Add the script to the page
this.Page.Controls.Add(new LiteralControl(sbScript.ToString()));
}
}
}
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