IWMSContentDescriptionList.RemoveValueFromAllDescriptions (C#)

The RemoveValueFromAllDescriptions method removes a specific property from all the content description contexts in the description list.

void IWMSContentDescriptionList.RemoveValueFromAllDescriptions(
  string pstrName,
  int lNameHint,
  int lOptions
);

Arguments

	string specifying the name portion of the name-value pair in the context to be removed.
	int containing an optional key that can be used to more efficiently access the value.
	Reserved for future use.

Return Value

This method does not return a value.

Example

Guid ContextGuid = typeof(IWMSContext).GUID;
Guid ContentDescListGuid = typeof(IWMSContentDescriptionList).GUID;
IWMSContext                 Context;
IWMSContentDescriptionList  ContentDescList;
IntPtr                      pUnknown;
            
try
{          
    m_ClassFactory.AllocIWMSContext(ref ContextGuid,
                                   WMS_CONTEXT_TYPE.WMS_USER_CONTEXT_TYPE,
                                   pUserContext, out pUnknown);
    Context = (IWMSContext)Marshal.GetTypedObjectForIUnknown(pUnknown,
                                                     typeof(IWMSContext));
            
    m_ClassFactory.CreateInstance(ref ContentDescListGuid, out pUnknown);
    ContentDescList =
            (IWMSContentDescriptionList)Marshal.GetTypedObjectForIUnknown(
                            pUnknown, typeof(IWMSContentDescriptionList));

    Context.SetStringValue(WMSDefines.WMS_CONTENT_DESCRIPTION_TITLE,
                           WMSDefines.WMS_CONTENT_DESCRIPTION_TITLE_ID,
                           "My Title", 0);
    Context.SetLongValue(WMSDefines.WMS_CONTENT_DESCRIPTION_NO_SKIP,
                         WMSDefines.WMS_CONTENT_DESCRIPTION_NO_SKIP_ID,
                         1, 0);

    ContentDescList.AppendDescription("en-us", Context);
    ContentDescList.RemoveValueFromAllDescriptions("author", 2, 0);
}
catch( Exception e )
{
    // TODO: Handle exceptions.
}

Requirements

Reference: Add a reference to Microsoft.WindowsMediaServices.

Namespace: Microsoft.WindowsMediaServices.Interop.

Assembly: Microsoft.WindowsMediaServices.dll.

Library: WMSServerTypeLib.dll.

Platform: Windows Server 2003, Enterprise Edition; Windows Server 2003, Datacenter Edition; Windows Server 2008.

See Also

Concepts

IWMSContentDescriptionList Object (C#)