如何将文件放入回收站而不是删除?

时间:2020-03-05 18:41:01  来源:igfitidea点击:

程序化解决方案当然...

解决方案

回答

我们需要深入研究非托管代码。这是我一直在使用的静态类:

public static class Recycle
{
    private const int FO_DELETE = 3;
    private const int FOF_ALLOWUNDO = 0x40;
    private const int FOF_NOCONFIRMATION = 0x0010;

    [StructLayout(LayoutKind.Sequential, CharSet = CharSet.Auto, Pack = 1)]
    public struct SHFILEOPSTRUCT
    {
        public IntPtr hwnd;
        [MarshalAs(UnmanagedType.U4)]
        public int wFunc;
        public string pFrom;
        public string pTo;
        public short fFlags;
        [MarshalAs(UnmanagedType.Bool)]
        public bool fAnyOperationsAborted;
        public IntPtr hNameMappings;
        public string lpszProgressTitle;
    }

    [DllImport("shell32.dll", CharSet = CharSet.Auto)]
    static extern int SHFileOperation(ref SHFILEOPSTRUCT FileOp);

    public static void DeleteFileOperation(string filePath)
    {
        SHFILEOPSTRUCT fileop = new SHFILEOPSTRUCT();
        fileop.wFunc = FO_DELETE;
        fileop.pFrom = filePath + '
using Microsoft.VisualBasic;

string path = @"c:\myfile.txt";
FileIO.FileSystem.DeleteDirectory(path, 
    FileIO.UIOption.OnlyErrorDialogs, 
    RecycleOption.SendToRecycleBin);
' + '
Microsoft.VisualBasic.FileIO.FileSystem.DeleteFile(file.FullName,
    Microsoft.VisualBasic.FileIO.UIOption.OnlyErrorDialogs,
    Microsoft.VisualBasic.FileIO.RecycleOption.SendToRecycleBin);
'; fileop.fFlags = FOF_ALLOWUNDO | FOF_NOCONFIRMATION; SHFileOperation(ref fileop); } }

附录:

  • Tsk tsk @ Jeff在C#代码中"使用Microsoft.VisualBasic"。
  • Tsk tsk @ MS,用于将所有功能放入VisualBasic命名空间。

回答

http://www.daveamenta.com/2008-05/c-delete-a-file-to-the-recycle-bin/

从上面:

##代码##

回答

我发现最好的方法是使用VB函数FileSystem.DeleteFile

##代码##

它需要添加" Microsoft.VisualBasic"作为参考,但这是.NET框架的一部分,因此不是额外的依赖项。

替代解决方案需要P / Invoke到SHFileOperation,以及定义所有各种结构/常量。相比之下,包含" Microsoft.VisualBasic"要整洁得多。