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IWMSContext.GetIndexedValue (C#)

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IWMSContext.GetIndexedValue (C#)

The GetIndexedValue method retrieves a specific value, by index, from the context.

Syntax

Parameters

lIndex

int describing an index into the context.

pstrName

Reference to a string specifying the name portion of the name-value pair in the context.

plNameHint

Reference to an int containing an optional key that can be used to more efficiently access a value.

pValue

Reference to an object containing the value.

pdwResultOptions

Reserved for future use.

lOptions

Reserved for future use.

Return Values

This method does not return a value.

If this method fails, it throws an exception.

Number Description
0x8002000B The property specified by the pstrName parameter could not be found.
0x8007000E There is insufficient memory to complete the function.

Example Code

Guid ContextGuid = typeof(IWMSContext).GUID;
IWMSContext     Context;
IntPtr          pUnknown;
string          strName;
object          oValue;
int             iOptions;
int             iHint;

try
{          
    m_ClassFactory.AllocIWMSContext(ref ContextGuid,
                                   WMS_CONTEXT_TYPE.WMS_USER_CONTEXT_TYPE,
                                   pUserContext, out pUnknown);
    Context = (IWMSContext)Marshal.GetTypedObjectForIUnknown(pUnknown,
                                                     typeof(IWMSContext));
            
    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);

    Context.GetIndexedValue(0, out strName, out iHint, out oValue,
                            out iOptions, 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

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