PrintSystemJobInfo.Cancel 方法

定義

命名空間:

System.Printing

組件:

System.Printing.dll

取消列印工作。

public:
 void Cancel();

public void Cancel ();

member this.Cancel : unit -> unit

Public Sub Cancel ()

範例

下列範例示範如何使用這個方法來取消列印作業。

static void HandlePausedJob (PrintSystemJobInfo^ theJob) 
{
   // If there's no good reason for the queue to be paused, resume it and 
   // give user choice to resume or cancel the job.
   Console::WriteLine("The user or someone with administrative rights to the queue" + "\nhas paused the job or queue." + "\nResume the queue? (Has no effect if queue is not paused.)" + "\nEnter \"Y\" to resume, otherwise press return: ");
   String^ resume = Console::ReadLine();
   if (resume == "Y")
   {
      theJob->HostingPrintQueue->Resume();

      // It is possible the job is also paused. Find out how the user wants to handle that.
      Console::WriteLine("Does user want to resume print job or cancel it?" + "\nEnter \"Y\" to resume (any other key cancels the print job): ");
      String^ userDecision = Console::ReadLine();
      if (userDecision == "Y")
      {
         theJob->Resume();
      } else
      {
         theJob->Cancel();
      }
   }
};

internal static void HandlePausedJob(PrintSystemJobInfo theJob)
{
    // If there's no good reason for the queue to be paused, resume it and 
    // give user choice to resume or cancel the job.
    Console.WriteLine("The user or someone with administrative rights to the queue" +
         "\nhas paused the job or queue." +
         "\nResume the queue? (Has no effect if queue is not paused.)" +
         "\nEnter \"Y\" to resume, otherwise press return: ");
    String resume = Console.ReadLine();
    if (resume == "Y")
    {
        theJob.HostingPrintQueue.Resume();
        
        // It is possible the job is also paused. Find out how the user wants to handle that.
        Console.WriteLine("Does user want to resume print job or cancel it?" +
            "\nEnter \"Y\" to resume (any other key cancels the print job): ");
        String userDecision = Console.ReadLine();
        if (userDecision == "Y")
        {
            theJob.Resume();
        }
        else
        {
            theJob.Cancel();
        }
    }//end if the queue should be resumed
}//end HandlePausedJob

Friend Shared Sub HandlePausedJob(ByVal theJob As PrintSystemJobInfo)
    ' If there's no good reason for the queue to be paused, resume it and 
    ' give user choice to resume or cancel the job.
    Console.WriteLine("The user or someone with administrative rights to the queue" & vbLf & "has paused the job or queue." & vbLf & "Resume the queue? (Has no effect if queue is not paused.)" & vbLf & "Enter ""Y"" to resume, otherwise press return: ")
    Dim [resume] As String = Console.ReadLine()
    If [resume] = "Y" Then
        theJob.HostingPrintQueue.Resume()

        ' It is possible the job is also paused. Find out how the user wants to handle that.
        Console.WriteLine("Does user want to resume print job or cancel it?" & vbLf & "Enter ""Y"" to resume (any other key cancels the print job): ")
        Dim userDecision As String = Console.ReadLine()
        If userDecision = "Y" Then
            theJob.Resume()
        Else
            theJob.Cancel()
        End If
    End If 'end if the queue should be resumed

End Sub