IWMSContext.SetArrayValue (C#)

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IWMSContext.SetArrayValue (C#)

The SetArrayValue method specifies an array of string values.

Syntax

Parameters

pstrName

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

lNameHint

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

psaValue

Array of string values.

lOptions

Reserved for future use.

Return Values

This method does not return a value.

If this method fails, it throws an exception.

Number	Description
0x80070057	The psaValue parameter or the pstrName parameter is null.
0x8007000E	Could not allocate memory for the value.

Example Code

Guid ContextGuid = typeof(IWMSContext).GUID;
IWMSContext     Context;
IntPtr          pUnknown;
string[]        Colors = {"Red", "Green", "Blue"};

try
{          
    m_ClassFactory.AllocIWMSContext(ref ContextGuid,
                                   WMS_CONTEXT_TYPE.WMS_USER_CONTEXT_TYPE,
                                   pUserContext, out pUnknown);
    Context = (IWMSContext)Marshal.GetTypedObjectForIUnknown(pUnknown,
                                                     typeof(IWMSContext));
            
    Context.SetArrayValue("ColorValues",
                      WMS_CONTEXT_HINT_CONSTANTS.WMS_CONTEXT_NO_NAME_HINT,
                      Colors, 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

• IWMSContext Object (C#)

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