public PROPERTYKEY Get(int index)
{
PROPERTYKEY key;
Marshal.ThrowExceptionForHR(_Store.GetAt(index, out key));
return(key);
}
private PropertyKey Get(int index)
{
PropertyKey key;
Marshal.ThrowExceptionForHR(_Store.GetAt(index, out key));
return(key);
}
/// <summary>
/// Gets property key at sepecified index
/// </summary>
/// <param name="index">Index</param>
/// <returns>Property key</returns>
public PropertyKey Get(int index)
{
PropertyKey key;
Marshal.ThrowExceptionForHR(_underlyingStore.GetAt(index, out key));
return(key);
}
/// <summary>
/// Gets property key at specified index
/// </summary>
/// <param name="index">Index</param>
/// <returns>Property key</returns>
public PropertyKey Get(int index)
{
PropertyKey key;
Marshal.ThrowExceptionForHR(storeInterface.GetAt(index, out key));
return(key);
}
/// <summary>
/// Gets the <see cref="PropertyStore"/> in this <see cref="PropertyStore"/> at the specified <paramref name="index"/>
/// </summary>
/// <param name="index">The zero-based index of the required property</param>
/// <returns>The PropertyKey identifying the property at the specified <paramref name="index"/> </returns>
public PropertyKey this[int index] {
get {
IntPtr ppk = Marshal.AllocCoTaskMem(Marshal.SizeOf(typeof(PROPERTYKEY)));
_pStore.GetAt((uint)index, ppk);
return(new PropertyKey(ppk));
}
}
private PropertyKey GetAt(uint index)
{
PropertyKey result;
Marshal.ThrowExceptionForHR(_property.GetAt(index, out result));
return(result);
}
private void AddProperties(IPropertyStore nativePropertyStore)
{
// Populate the property collection
_ = nativePropertyStore.GetCount(out uint propertyCount);
for (uint i = 0; i < propertyCount; i++)
{
_ = nativePropertyStore.GetAt(i, out PropertyKey propKey);
Items.Add(ParentShellObject != null ? ParentShellObject.Properties.CreateTypedProperty(propKey) : CreateTypedProperty(propKey, NativePropertyStore));
}
}
public PropertyKey GetAt(int index)
{
if ((index < 0) || (index >= Count))
{
throw new IndexOutOfRangeException(
String.Format("Index must be between 0 and {0} (inclusive) for this instance.", Count - 1));
}
PropertyKey result;
HResult.Try(_propertyStoreInterface.GetAt((uint)index, out result));
return(result);
}
/// <summary>Clones a property store to a memory property store.</summary>
/// <param name="ps">The property store to clone.</param>
/// <returns>The cloned memory property store.</returns>
/// <exception cref="System.ArgumentNullException">ps</exception>
public static MemoryPropertyStore ClonePropertyStoreToMemory(IPropertyStore ps)
{
if (ps is null)
{
throw new ArgumentNullException(nameof(ps));
}
var ms = new MemoryPropertyStore();
var cnt = ps.GetCount();
for (var i = 0U; i < cnt; i++)
{
var key = ps.GetAt(i);
ms.Add(key, ps.GetValue(key));
}
return(ms);
}
private Dictionary <PropertyKey, object> GetProperties(IMMDevice device)
{
var properties = new Dictionary <PropertyKey, object>();
//Opening in write mode, can cause exceptions to be thrown when not run as admin.
//This tries to open in write mode if available
try
{
Marshal.ThrowExceptionForHR(device.OpenPropertyStore(StorageAccessMode.ReadWrite, out _propertyStoreInteface));
Mode = AccessMode.ReadWrite;
}
catch
{
Debug.WriteLine("Cannot open property store in write mode");
}
if (_propertyStoreInteface == null)
{
Marshal.ThrowExceptionForHR(device.OpenPropertyStore(StorageAccessMode.Read, out _propertyStoreInteface));
Mode = AccessMode.Read;
}
try
{
uint count;
_propertyStoreInteface.GetCount(out count);
for (uint i = 0; i < count; i++)
{
PropertyKey key;
PropVariant variant;
_propertyStoreInteface.GetAt(i, out key);
_propertyStoreInteface.GetValue(ref key, out variant);
if (variant.IsSupported())
{
properties.Add(key, variant.Value);
}
}
}
catch
{
Debug.WriteLine("Cannot get property values");
return(new Dictionary <PropertyKey, object>());
}
return(properties);
}
private void AddProperties(IPropertyStore nativePropertyStore)
{
// Populate the property collection
nativePropertyStore.GetCount(out var propertyCount);
for (uint i = 0; i < propertyCount; i++)
{
nativePropertyStore.GetAt(i, out var propKey);
if (ParentShellObject != null)
{
Items.Add(ParentShellObject.Properties.CreateTypedProperty(propKey));
}
else
{
Items.Add(CreateTypedProperty(propKey, NativePropertyStore));
}
}
}
private static void PrintChangedProperties(IUISimplePropertySet commandExecutionProperties)
{
PropVariant propChangesProperties;
commandExecutionProperties.GetValue(ref RibbonProperties.FontProperties_ChangedProperties, out propChangesProperties);
IPropertyStore changedProperties = (IPropertyStore)propChangesProperties.Value;
uint changedPropertiesNumber;
changedProperties.GetCount(out changedPropertiesNumber);
Debug.WriteLine("");
Debug.WriteLine("FontControl changed properties:");
for (uint i = 0; i < changedPropertiesNumber; ++i)
{
PropertyKey propertyKey;
changedProperties.GetAt(i, out propertyKey);
Debug.WriteLine(RibbonProperties.GetPropertyKeyName(ref propertyKey));
}
}
/// <summary>
/// Based on https://docs.microsoft.com/en-us/windows/desktop/medfound/shell-metadata-providers
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void infoToolStripMenuItem_Click(object sender, EventArgs e)
{
IMFSourceResolver pSourceResolver = null;
IMFMediaSource pSource = null;
object pPropsObject = null;
var url = this.listView1.SelectedItems[0].Text;
try
{
// Create the source resolver.
HResult hr = MFExtern.MFCreateSourceResolver(out pSourceResolver);
Validate(hr);
if (pSourceResolver == null)
{
throw new Exception("pSourceResolver is null");
}
// Get a pointer to the IMFMediaSource interface of the media source.
hr = pSourceResolver.CreateObjectFromURL(url, MFResolution.MediaSource, null, out pSource);
Validate(hr);
if (pSource == null)
{
throw new Exception("pSource is null");
}
hr = MFExtern.MFGetService(pSource, MFServices.MF_PROPERTY_HANDLER_SERVICE, typeof(IPropertyStore).GUID, out pPropsObject);
Validate(hr);
if (pPropsObject == null)
{
throw new Exception("pPropsObject is null");
}
IPropertyStore pProps = pPropsObject as IPropertyStore;
hr = pProps.GetCount(out int cProps);
Validate(hr);
var audioInfo = new AudioInfo();
var videoInfo = new VideoInfo();
for (int i = 0; i < cProps; ++i)
{
var key = new MediaFoundation.Misc.PropertyKey();
hr = pProps.GetAt(i, key);
Validate(hr);
using (PropVariant pv = new PropVariant())
{
hr = pProps.GetValue(key, pv);
Validate(hr);
FillAudioProperty(audioInfo, key, pv);
FillVideoProperty(videoInfo, key, pv);
}
}
MessageBox.Show("Audio =\n" + audioInfo + ";\nVideo =\n" + videoInfo);
}
finally
{
if (pSource != null)
{
Marshal.ReleaseComObject(pSource);
}
if (pSourceResolver != null)
{
Marshal.ReleaseComObject(pSourceResolver);
}
if (pPropsObject != null)
{
Marshal.ReleaseComObject(pPropsObject);
}
}
// MessageBox.Show(url);
}
static void Main(string[] args)
{
if (args.Length == 2 && args[0] == "/get")
{
var fp = args[1];
IShellLinkW plnk = (IShellLinkW) new CShellLink();
IPersistFile ppf = (IPersistFile)plnk;
ppf.Load(fp, STGM_READ);
// http://8thway.blogspot.jp/2012/11/csharp-appusermodelid.html
IPropertyStore pps = (IPropertyStore)plnk;
PropVariant v = new PropVariant();
pps.GetValue(ref AppUserModelIDKey, ref v);
String s = "";
if (v.vt == VT_BSTR)
{
s = Marshal.PtrToStringUni(v.pVal);
}
if (v.vt == VT_LPWSTR)
{
s = Marshal.PtrToStringUni(v.pVal);
}
Console.WriteLine(s);
}
else if (args.Length == 2 && args[0] == "/list")
{
var fp = args[1];
IShellLinkW plnk = (IShellLinkW) new CShellLink();
IPersistFile ppf = (IPersistFile)plnk;
ppf.Load(fp, STGM_READ);
IPropertyStore pps = (IPropertyStore)plnk;
uint cx;
pps.GetCount(out cx);
for (uint x = 0; x < cx; x++)
{
PropertyKey k = new PropertyKey();
pps.GetAt(x, ref k);
PropVariant v = new PropVariant();
pps.GetValue(ref k, ref v);
String s = "";
if (v.vt == VT_BSTR)
{
s = Marshal.PtrToStringUni(v.pVal);
}
if (v.vt == VT_LPWSTR)
{
s = Marshal.PtrToStringUni(v.pVal);
}
Console.WriteLine(k.fmtid.ToString("B") + " " + k.pid + " " + v.vt + " " + s);
}
}
else if (args.Length == 3 && args[0] == "/set")
{
var fp = args[1];
var s = args[2];
IShellLinkW plnk = (IShellLinkW) new CShellLink();
IPersistFile ppf = (IPersistFile)plnk;
ppf.Load(fp, STGM_READWRITE);
// http://8thway.blogspot.jp/2012/11/csharp-appusermodelid.html
IPropertyStore pps = (IPropertyStore)plnk;
PropVariant pv = new PropVariant {
vt = VT_LPWSTR,
pVal = Marshal.StringToBSTR(s)
};
pps.SetValue(ref AppUserModelIDKey, ref pv);
pps.Commit();
ppf.Save(fp, false);
}
else
{
helpYa();
}
}
