當前位置: 首頁>>代碼示例>>C#>>正文


C# ConsoleSpecialKey枚舉代碼示例

本文整理匯總了C#中System.ConsoleSpecialKey枚舉的典型用法代碼示例。如果您正苦於以下問題:C# ConsoleSpecialKey枚舉的具體用法?C# ConsoleSpecialKey怎麽用?C# ConsoleSpecialKey使用的例子?那麽, 這裏精選的枚舉代碼示例或許可以為您提供幫助。


在下文中一共展示了ConsoleSpecialKey枚舉的1個代碼示例,這些例子默認根據受歡迎程度排序。您可以為喜歡或者感覺有用的代碼點讚,您的評價將有助於係統推薦出更棒的C#代碼示例。

示例1: Main

//引入命名空間
using System;

class Sample 
{
    public static void Main()
    {
        ConsoleKeyInfo cki;

        Console.Clear();

        // Establish an event handler to process key press events.
        Console.CancelKeyPress += new ConsoleCancelEventHandler(myHandler);
        while (true)
        {
            Console.Write("Press any key, or 'X' to quit, or ");
            Console.WriteLine("CTRL+C to interrupt the read operation:");

            // Start a console read operation. Do not display the input.
            cki = Console.ReadKey(true);

            // Announce the name of the key that was pressed .
            Console.WriteLine($"  Key pressed: {cki.Key}\n");

            // Exit if the user pressed the 'X' key.
            if (cki.Key == ConsoleKey.X) break;
        }
    }

    protected static void myHandler(object sender, ConsoleCancelEventArgs args)
    {
        Console.WriteLine("\nThe read operation has been interrupted.");

        Console.WriteLine($"  Key pressed: {args.SpecialKey}");

        Console.WriteLine($"  Cancel property: {args.Cancel}");

        // Set the Cancel property to true to prevent the process from terminating.
        Console.WriteLine("Setting the Cancel property to true...");
        args.Cancel = true;

        // Announce the new value of the Cancel property.
        Console.WriteLine($"  Cancel property: {args.Cancel}");
        Console.WriteLine("The read operation will resume...\n");
    }
}
開發者ID:.NET開發者,項目名稱:System,代碼行數:46,代碼來源:ConsoleSpecialKey

輸出:

Press any key, or 'X' to quit, or CTRL+C to interrupt the read operation:
Key pressed: J

Press any key, or 'X' to quit, or CTRL+C to interrupt the read operation:
Key pressed: Enter

Press any key, or 'X' to quit, or CTRL+C to interrupt the read operation:

The read operation has been interrupted.
Key pressed: ControlC
Cancel property: False
Setting the Cancel property to true...
Cancel property: True
The read operation will resume...

Key pressed: Q

Press any key, or 'X' to quit, or CTRL+C to interrupt the read operation:
Key pressed: X


注:本文中的System.ConsoleSpecialKey枚舉示例由純淨天空整理自Github/MSDocs等開源代碼及文檔管理平台,相關代碼片段篩選自各路編程大神貢獻的開源項目,源碼版權歸原作者所有,傳播和使用請參考對應項目的License;未經允許,請勿轉載。