C#实现winform自动关闭MessageBox对话框的方法
这篇文章主要介绍了C#实现winform自动关闭MessageBox对话框的方法,实例分析了C#中MessageBox对话框的相关操作技巧,需要的朋友可以参考下
本文实例讲述了C#实现winform自动关闭MessageBox对话框的方法。分享给大家供大家参考。具体实现方法如下：
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Text;
using System.Windows.Forms;
using System.Runtime.InteropServices;
namespace WindowsApplication1
{
public partial class AutoDeleteMessageBox : Form
{
[DllImport("user32.dll", EntryPoint = "FindWindow", CharSet = CharSet.Auto)]
private extern static IntPtr FindWindow(string lpClassName, string lpWindowName);
[DllImport("user32.dll", CharSet = CharSet.Auto)]
public static extern int PostMessage(IntPtr hWnd, int msg, IntPtr wParam, IntPtr lParam);
public const int WM_CLOSE = 0x10;
public AutoDeleteMessageBox()
{
InitializeComponent();
}
private void button1_Click(object sender, EventArgs e)
{
StartKiller();
MessageBox.Show("3秒钟后自动关闭MessageBox窗口", "MessageBox");
}
private void StartKiller()
{
Timer timer = new Timer();
timer.Interval = 3000; //3秒启动
timer.Tick += new EventHandler(Timer_Tick);
timer.Start();
}
private void Timer_Tick(object sender, EventArgs e)
{
KillMessageBox();
//停止Timer
((Timer)sender).Stop();
}
private void KillMessageBox()
{
//按照MessageBox的标题，找到MessageBox的窗口
IntPtr ptr = FindWindow(null, "MessageBox");
if (ptr != IntPtr.Zero)
{
//找到则关闭MessageBox窗口
PostMessage(ptr, WM_CLOSE, IntPtr.Zero, IntPtr.Zero);
}
}
}
}
希望本文所述对大家的C#程序设计有所帮助
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