/// <summary>
/// 取消后台工作,返回true表示同意取消后台工作
/// </summary>
/// <returns>返回true表示同意取消后台工作</returns>
public bool CancelAsync()
{
var evtarg = new CloseEventArg();
IsCanceled = true;
if (null != this.BeforeBackGroundWorkCancel)
{
this.BeforeBackGroundWorkCancel(this, evtarg);
if (!evtarg.CancelWorking)
{
return(false);//参数返回不取消后台工作
}
}
IsCanceled = true;
bgkwkr.WorkerSupportsCancellation = true;
bgkwkr.CancelAsync();
return(true);
}
private void Confirm_Click(object sender, RoutedEventArgs e)
{
_closeEventArg = CloseEventArg.Confirm;
Confirm();
}
private void Cancel_Click(object sender, RoutedEventArgs e)
{
_closeEventArg = CloseEventArg.Cancel;
Close();
}
/// <summary>
/// 取消后台工作,返回true表示同意取消后台工作
/// </summary>
/// <returns>返回true表示同意取消后台工作</returns>
public bool CancelAsync()
{
var evtarg = new CloseEventArg();
IsCanceled = true;
if (null != this.BeforeBackGroundWorkCancel)
{
this.BeforeBackGroundWorkCancel(this, evtarg);
if (!evtarg.CancelWorking) return false;//参数返回不取消后台工作
}
IsCanceled = true;
bgkwkr.WorkerSupportsCancellation = true;
bgkwkr.CancelAsync();
return true;
}
