从ASCX页面返回日期给ASPX页面(日期选择用户控件)
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//在ASPX页面传递值给ASCX,然后返回值给ASPX
//在ASPX页面
<%@ Page language="c#" Codebehind="WebForm2.aspx.cs" AutoEventWireup="false" Inherits="ljl.WebForm2" %>
<%@ Register TagPrefix="uc1" TagName="rq" Src="rq.ascx" %>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN" >
<HTML>
<HEAD>
<title>WebForm2</title>
<meta name="GENERATOR" Content="Microsoft Visual Studio .NET 7.1">
<meta name="CODE_LANGUAGE" Content="C#">
<meta name="vs_defaultClientScript" content="JavaScript">
<meta name="vs_targetSchema" content="http://schemas.microsoft.com/intellisense/ie5">
</HEAD>
<body MS_POSITIONING="GridLayout">
<form id="Form1" method="post" runat="server">
<asp:TextBox id="TextBox1" style="Z-INDEX: 101; LEFT: 336px; POSITION: absolute; TOP: 168px"
runat="server"></asp:TextBox>
<asp:Button id="Button1" style="Z-INDEX: 102; LEFT: 504px; POSITION: absolute; TOP: 168px" runat="server"
Text="日期选择"></asp:Button>
<uc1:rq id="calen" runat="server"></uc1:rq>
</form>
</body>
</HTML>
-------------------------------------------------------------------------------------------------------------------------------------------------.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;
using ljl.admin;
namespace ljl
...{
/**//// <summary>
/// WebForm2 的摘要说明。
/// </summary>
public class WebForm2 : System.Web.UI.Page
...{
protected System.Web.UI.WebControls.TextBox TextBox1;
protected System.Web.UI.WebControls.Button Button1;
protected rq calen;
private void Page_Load(object sender, System.EventArgs e)
...{
if(!Page.IsPostBack)
...{
calen.hiddens();
}
}
Web 窗体设计器生成的代码#region Web 窗体设计器生成的代码
override protected void OnInit(EventArgs e)
...{
//
// CODEGEN: 该调用是 ASP.NET Web 窗体设计器所必需的。
//
InitializeComponent();
base.OnInit(e);
}
/**//// <summary>
/// 设计器支持所需的方法 - 不要使用代码编辑器修改
/// 此方法的内容。
/// </summary>
private void InitializeComponent()
...{
this.Button1.Click += new System.EventHandler(this.Button1_Click);
this.Load += new System.EventHandler(this.Page_Load);
}
#endregion
private void Button1_Click(object sender, System.EventArgs e)
...{
calen.displays("TextBox1");
}
}
}
//在ASCX页面----------------------------------------------------------------------------------------------------------------------------
<%@ Control Language="c#" AutoEventWireup="false" Codebehind="rq.ascx.cs" Inherits="ljl.rq" TargetSchema="http://schemas.microsoft.com/intellisense/ie5"%>
<asp:Calendar id="Calendar1" runat="server" BorderStyle="Solid" NextPrevFormat="ShortMonth" BackColor="White"
Width="330px" ForeColor="Black" CellSpacing="1" Height="250px" Font-Size="9pt" Font-Names="Verdana"
BorderColor="Black">
<TodayDayStyle ForeColor="White" BackColor="#999999"></TodayDayStyle>
<DayStyle BackColor="#CCCCCC"></DayStyle>
<NextPrevStyle Font-Size="8pt" Font-Bold="True" ForeColor="White"></NextPrevStyle>
<DayHeaderStyle Font-Size="8pt" Font-Bold="True" Height="8pt" ForeColor="#333333"></DayHeaderStyle>
<SelectedDayStyle ForeColor="White" BackColor="#333399"></SelectedDayStyle>
<TitleStyle Font-Size="12pt" Font-Bold="True" Height="12pt" ForeColor="White" BackColor="#333399"></TitleStyle>
<OtherMonthDayStyle ForeColor="#999999"></OtherMonthDayStyle>
</asp:Calendar>
----------------------------------------------------------------------------------------------------------------------------------------------------------.cs
namespace ljl
...{
using System;
using System.Data;
using System.Drawing;
using System.Web;
using System.Web.UI.WebControls;
using System.Web.UI.HtmlControls;
/**//// <summary>
/// rq 的摘要说明。
/// </summary>
public class rq : System.Web.UI.UserControl
...{
protected System.Web.UI.WebControls.Calendar Calendar1;
private void Page_Load(object sender, System.EventArgs e)
...{
// 在此处放置用户代码以初始化页面
}
public void hiddens()
...{
this.Calendar1.Visible=false;
}
public void displays(string sb)
...{
if(this.Calendar1.Visible==false)
...{
this.Calendar1.Visible=true;
this.Calendar1.Attributes["caler"]=sb;
}
else
...{
hiddens();
}
}
Web 窗体设计器生成的代码#region Web 窗体设计器生成的代码
override protected void OnInit(EventArgs e)
...{
//
// CODEGEN: 该调用是 ASP.NET Web 窗体设计器所必需的。
//
InitializeComponent();
base.OnInit(e);
}
/**//// <summary>
/// 设计器支持所需的方法 - 不要使用代码编辑器
/// 修改此方法的内容。
/// </summary>
private void InitializeComponent()
...{
this.Calendar1.SelectionChanged += new System.EventHandler(this.Calendar1_SelectionChanged);
this.Load += new System.EventHandler(this.Page_Load);
}
#endregion
private void Calendar1_SelectionChanged(object sender, System.EventArgs e)
...{
TextBox TextBox1;
TextBox1=(TextBox)Page.FindControl(this.Calendar1.Attributes["caler"]);
TextBox1.Text=this.Calendar1.SelectedDate.ToShortDateString();
hiddens();
}
}
}
