调用MessageBeep
using System.Runtime.InteropServices;
[DllImport("user32.dll")]
public static extern int MessageBeep(uint n);private void button1_Click(object sender, System.EventArgs e)
{MessageBeep(0xFFFFFFFF);
}或者:
添加这个引用Microsoft Visual Basic .NET Runtime
(Microsoft.VisualBasic.dll), and tryMicrosoft.VisualBasic.Interaction.Beep();
using System.Runtime.InteropServices;
[DllImport("user32.dll")]
public static extern int MessageBeep(uint n);private void button1_Click(object sender, System.EventArgs e)
{MessageBeep(0xFFFFFFFF);
}或者:
添加这个引用Microsoft Visual Basic .NET Runtime
(Microsoft.VisualBasic.dll), and tryMicrosoft.VisualBasic.Interaction.Beep();
解决方案 »
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