?? imagebutton(按鈕啟用與禁用).txt
字號:
通過變動圖片及BorderWidth值業對按鈕啟用或禁用
1.頁面
<%@ Page language="c#" Codebehind="WebForm6.aspx.cs" AutoEventWireup="false" Inherits="Co_6.WebForm6" %>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN" >
<HTML>
<HEAD>
<title>WebForm6</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:ImageButton id="ImageButton1" style="Z-INDEX: 101; LEFT: 152px; POSITION: absolute; TOP: 72px"
runat="server" ImageUrl="back.gif" BorderWidth="1px" BorderStyle="Outset" ForeColor="White"></asp:ImageButton>
<asp:Button id="Button1" style="Z-INDEX: 102; LEFT: 152px; POSITION: absolute; TOP: 144px" runat="server"
Text="啟用"></asp:Button>
<asp:Button id="Button2" style="Z-INDEX: 103; LEFT: 232px; POSITION: absolute; TOP: 144px" runat="server"
Text="禁用"></asp:Button>
<asp:Label id="Label1" style="Z-INDEX: 104; LEFT: 152px; POSITION: absolute; TOP: 224px" runat="server">True</asp:Label>
</form>
</body>
</HTML>
2.代碼
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 Co_6
{
/// <summary>
/// WebForm6 的摘要說明。
/// </summary>
public class WebForm6 : System.Web.UI.Page
{
protected System.Web.UI.WebControls.ImageButton ImageButton1;
protected System.Web.UI.WebControls.Button Button1;
protected System.Web.UI.WebControls.Label Label1;
protected System.Web.UI.WebControls.Button Button2;
private void Page_Load(object sender, System.EventArgs e)
{
// 在此處放置用戶代碼以初始化頁面
}
#region Web 窗體設計器生成的代碼
override protected void OnInit(EventArgs e)
{
//
// CODEGEN: 該調用是 ASP.NET Web 窗體設計器所必需的。
//
InitializeComponent();
base.OnInit(e);
}
/// <summary>
/// 設計器支持所需的方法 - 不要使用代碼編輯器修改
/// 此方法的內容。
/// </summary>
private void InitializeComponent()
{
this.ImageButton1.Click += new System.Web.UI.ImageClickEventHandler(this.ImageButton1_Click);
this.Button1.Click += new System.EventHandler(this.Button1_Click);
this.Button2.Click += new System.EventHandler(this.Button2_Click);
this.Load += new System.EventHandler(this.Page_Load);
}
#endregion
private void ImageButton1_Click(object sender, System.Web.UI.ImageClickEventArgs e)
{
if(ImageButton1.BorderWidth==(Unit)1)//是否啟用
{
Label1.Text=(Label1.Text=="True")?"False":"True";
}
}
private void Button1_Click(object sender, System.EventArgs e)
{
//啟用
ImageButton1.ImageUrl="back.gif";
ImageButton1.BorderWidth=(Unit)1;//立體效果
}
private void Button2_Click(object sender, System.EventArgs e)
{
//禁用
ImageButton1.ImageUrl="unback.gif";
ImageButton1.BorderWidth=(Unit)0;//平板效果
}
}
}
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