public static bool ShowWarning(string msg)
{
frmWarning frm = new frmWarning();
frm.RtbMsg.Text = msg;
frm.ShowDialog();
return(frm.DialogResult == DialogResult.OK);
}
/// <summary>
/// 开始执行后台任务。
/// </summary>
/// <param name="param">处理参数。</param>
/// <param name="processHandler">处理过程委托。</param>
/// <param name="complateHandler">完成后执行委托。</param>
/// <param name="infoMsg">提示信息，如果纯后台执行则传null即可。</param>
public static void Start(object param, Func <object, object> processHandler, Action <object> complateHandler = null, string infoMsg = "处理中...")
{
TaskBase taskBase = new TaskBase();
frmWarning frmMsg = null;
if (!string.IsNullOrEmpty(infoMsg))
{
taskBase.BeforeProcessAction = delegate
{
frmMsg = new frmWarning(infoMsg);
frmMsg.ShowDialog();
};
taskBase.AfterProcessAction = delegate
{
if (frmMsg != null)
{
frmMsg.Dispose();
}
};
}
taskBase.Start(param, processHandler, complateHandler);
}