public TimeSpan DurationOfMediaFile(string FilePath)
{
Version v = Environment.OSVersion.Version;
// WIN7 APIs
if (Environment.OSVersion.Version >= new Version(6, 1))
{
using (ShellFile sf = ShellFile.FromFilePath(FilePath))
{
ShellProperties props = sf.Properties;
ShellProperties.PropertySystem psys = props.System;
ulong?duration = psys.Media.Duration.Value;
if (duration.HasValue)
{
return(TimeSpan.FromTicks((long)duration.Value));
}
}
}
else
{
// LEGACY *** (XP and Vista)
LegacyMediaDuration lmd = new LegacyMediaDuration();
return(lmd.GetMediaDuration(FilePath));
}
return(TimeSpan.FromSeconds(0));
}
/// <summary>
/// Release the native and managed objects
/// </summary>
/// <param name="disposing">Indicates that this is being called from Dispose(), rather than the finalizer.</param>
protected virtual void Dispose(bool disposing)
{
if (disposing)
{
internalName = null;
internalParsingName = null;
properties = null;
thumbnail = null;
parentShellObject = null;
}
if (internalPIDL != IntPtr.Zero)
{
ShellNativeMethods.ILFree(internalPIDL);
internalPIDL = IntPtr.Zero;
}
if (nativeShellItem != null)
{
Marshal.ReleaseComObject(nativeShellItem);
nativeShellItem = null;
}
if (NativePropertyStore != null)
{
Marshal.ReleaseComObject(NativePropertyStore);
NativePropertyStore = null;
}
}
protected static int GetIntegerValue(ShellProperties properties, PropertyKey key)
{
var result = properties.GetProperty <uint?>(key).Value;
if (result == null)
{
return(0);
}
return((int)result.Value);
}
protected static string GetStringValue(ShellProperties properties, PropertyKey key)
{
var result = properties.GetProperty <string>(key)?.Value;
if (result == null)
{
var result2 = properties.GetProperty <string[]>(key)?.Value;
result = result2?.First();
}
return(result ?? string.Empty);
}
} //
private void ReadFileDetails(string path)
{
using (ShellObject shellObj = ShellObject.FromParsingName(path)) {
using (ShellProperties props = shellObj.Properties) {
this.WriteProperties(props);
IShellProperty shellProp = props.GetProperty(SystemProperties.System.Category);
ShellPropertyDescription desc = SystemProperties.GetPropertyDescription(SystemProperties.System.Category);
Console.WriteLine("Prop value: " + desc.ValueType);
}
}
}
private void PopulateShellFileInfo(string fullPath)
{
try
{
if (!ShellFile.IsPlatformSupported)
{
return;
}
using (var timer = new TimingMetrics(TimingMetric.GettingShellInfo))
{
using (ShellFile file = ShellFile.FromFilePath(fullPath))
{
using (ShellProperties fileProperties = file.Properties)
{
ShellProperties.PropertySystem shellProperty = fileProperties.System;
Project = shellProperty.Project.Value ?? "";
ProviderItemID = shellProperty.ProviderItemID.Value ?? "";
OriginalFileName = shellProperty.OriginalFileName.Value ?? "";
FileOwner = shellProperty.FileOwner.Value ?? "";
FileVersion = shellProperty.FileVersion.Value ?? "";
FileDescription = shellProperty.FileDescription.Value ?? "";
Trademarks = shellProperty.Trademarks.Value ?? "";
Link = shellProperty.Link.TargetUrl.Value ?? "";
Copyright = shellProperty.Copyright.Value ?? "";
Company = shellProperty.Company.Value ?? "";
ApplicationName = shellProperty.ApplicationName.Value ?? "";
Comment = shellProperty.Comment.Value ?? "";
Title = shellProperty.Title.Value ?? "";
CancellationHelper.ThrowIfCancelled();
MimeType = shellProperty.ContentType.Value ?? "";
InternalName = shellProperty.InternalName.Value ?? "";
ProductName = shellProperty.Software.ProductName.Value ?? "";
Language = shellProperty.Language.Value ?? "";
ComputerName = shellProperty.ComputerName.Value ?? "";
}
}
}
}
catch
{ }
}
/// <summary>
/// Adds an area section to the application.
/// </summary>
/// <param name="uniqueName">Name of the unique area.</param>
/// <param name="properties">The properties.</param>
/// <returns><c>true</c> if XXXX, <c>false</c> otherwise.</returns>
/// <exception cref="CSiException"><see cref="CSiApiBase.API_DEFAULT_ERROR_CODE" /></exception>
public bool AddShell(string uniqueName, ShellProperties properties)
{
return(add(uniqueName, properties, Shell.Add));
}
private void WriteProperties(ShellProperties properties)
{
} //
protected static bool GetBoolValue(ShellProperties properties, PropertyKey key)
{
var result = properties.GetProperty <bool?>(key).Value;
return(result != null && result.Value);
}
