/// <summary>
/// 只允许单进程开启应用
/// </summary>
public static void HasSingle()
{
#region
if ((Process.GetProcessesByName(_processName)).GetUpperBound(0) > 0)
{
ExtMessage.ShowError("程序已运行，请查看任务管理器中是否存在" + _processName + ".exe，\r\n然后再确认是否在当前用户下要运行该进程！");
System.Environment.Exit(0);
}
#endregion
}
/// <summary>
///
/// </summary>
/// <param name="fun"></param>
/// <param name="message"></param>
/// <returns></returns>
private bool valid(DLIsValid fun, string message)
{
#region
if (fun())
{
ExtMessage.Show(message);
this.WillValidateControl.Focus();
return(false);
}
return(true);
#endregion
}