/// <summary>
/// 分卷压缩指定文件或目录
/// </summary>
/// <param name="fileOrDirectoryName">要进行压缩的文件或目录名称</param>
/// <param name="zipPath">生成的压缩文件路径</param>
/// <param name="dataUnit">分卷数据单位</param>
/// <param name="segmentSize">分卷大小</param>
public static void Compress(String fileOrDirectoryName, String zipPath, DiskSizeUnit dataUnit, int segmentSize)
{
using (ZipFile zip = new ZipFile(Encoding.GetEncoding("utf-8")))
{
zip.MaxOutputSegmentSize = (int)dataUnit * segmentSize;
zip.AddItem(fileOrDirectoryName, "");
zip.Save(zipPath);
}
}
public static double GetFreeSpaceForDrive(DriveInfo driveInfo, DiskSizeUnit sizeUnit)
{
double freeSpace = -1;
double formatDivideBy = 1;
if (driveInfo != null)
{
long freeSpaceNative = driveInfo.AvailableFreeSpace;
formatDivideBy = Math.Pow(1024, (int)sizeUnit);
freeSpace = freeSpaceNative / formatDivideBy;
}
return(freeSpace);
}
public static double FreeSpace(string driveLetter, DiskSizeUnit sizeUnit = DiskSizeUnit.MegaBytes)
{
double whatIsFreeSpace = -1;
var driveInfo = new DriveInfo(driveLetter);
{
var freeSpaceNative = driveInfo.AvailableFreeSpace;
var dividedBy = Math.Pow(1024, (int)sizeUnit);
whatIsFreeSpace = freeSpaceNative / dividedBy;
}
return(whatIsFreeSpace);
}
/// <summary>
/// Total free space formatted
/// </summary>
/// <param name="driveInfo">Set drive info</param>
/// <param name="sizeUnit">Set disk size unit</param>
/// <returns>System.Double.</returns>
public static double TotalFreeSpaceFormatted(this DriveInfo driveInfo, DiskSizeUnit sizeUnit)
{
double freeSpace = -1;
double formatDivideBy = 1;
if (driveInfo != null)
{
long freeSpaceNative = driveInfo.TotalFreeSpace;
formatDivideBy = Math.Pow(1024, (int)sizeUnit);
freeSpace = freeSpaceNative / formatDivideBy;
}
return(freeSpace);
}
public static double GetFreeSpaceForDriveByFileOrFolder(string fileOrFolderPath, DiskSizeUnit unit)
{
string driveLetter = Path.GetPathRoot(fileOrFolderPath);
DriveInfo drive = new DriveInfo(driveLetter);
var space = GetFreeSpaceForDrive(drive, unit);
return(space);
}
