    VB.NET 2005дʱػ           ҳ  ѧԺ       缼  ͼͼ  ϵͳ  ָ    칫  ý嶯  վӪ  ֤  ҳ    web    Ϸ  QQ      ǰλã   򿪷  VB  VB.NET 2005дʱػ     VB.NET 2005дʱػ ڣ2007918 ߣ 鿴:[     С ]       һЩVB.netʵֹػע£ִܵVB.NET2003APIʵЩܣXPsp2޷ĹػעVB.NET2005ĽܼûС漰֪ʶУ 

1.vb.netʵֹػע 

2.ͨʹtextboxtimerؼĽϱдʱܡ 

3.Ϊĳϳӡ 

ƪ¾һĻԺ͹㷺ʵԣܹVB.net2005ѧߴһİ 

ʹõı̻Microsoft Visual Studio 2005ȴ Visual Studioļ (File) ˵ϣ½Ŀ (New Project) ½Ŀ (New Project) Իģ (Templates) У Windows Ӧó (Windows Application)ȷ (OK) 

1.Form1һLabel1ؼtextΪ::2.Ȼֱ3buttonؼnameֱΪbutton1button2button3ǵtextԷֱΪ1. رռʱ2. ע3. ͼ1 

 
ͼ1 
ǾҪΪһʱˣʱҪtextbox1ؼȷʱʽͿʱˡȻҪڴһtimerһtextbox1ؼһRadioButton1ؼǱĬֵ䡣. TextBox1ؼtextΪ00:00:00 RadioButton1ؼtextΪָʱػʱʽ00Сʱ:00:00ͼ2ʾ 

 
ͼ2 
Ͻ湤Ҫ 

 ˫볣-Public Class Form1 ¼ 

CODE: 

Imports System.Runtime.InteropServices 
Imports Microsoft.VisualBasic 
Public Class Form1 
<DllImport("kernel32.dll", ExactSpelling:=True)> _'ϵͳ 
Friend Shared Function GetCurrentProcess() As IntPtr 
End Function 

<DllImport("advapi32.dll", ExactSpelling:=True, SetLastError:=True)> _ 
Friend Shared Function OpenProcessToken(ByVal h As IntPtr, ByVal acc As Integer, ByRef phtok As IntPtr) As Boolean 
End Function 

<DllImport("advapi32.dll", SetLastError:=True)> _ 
Friend Shared Function LookupPrivilegeValue(ByVal host As String, ByVal name As String, ByRef pluid As Long) As Boolean 
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   VB.NET 2005дʱػ £   VB.NET 2005дʱػ  VB.NET 2005дʱػ   
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