IWMSContext.GetLongValue (Visual Basic .NET)
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IWMSContext.GetLongValue (Visual Basic .NET)
The GetLongValue method retrieves an Int32 value from the specified context.
Syntax
Parameters
pstrName
String specifying the name portion of the name-value pair in the context.
lNameHint
Int32 containing an optional key that can be used to more efficiently access a value.
plValue
Reference to an Int32 containing the value.
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. |
0x80020005 | The data type of the property specified by the pstrName parameter is not VT_I4. |
0x80004003 | plValue is null. |
Example Code
Dim Context As IWMSContext Dim pUnknown As IntPtr Dim iValue As Int32 Try m_ClassFactory.AllocIWMSContext(GetType(IWMSContext).GUID, _ WMS_CONTEXT_TYPE.WMS_USER_CONTEXT_TYPE, _ pUserContext, pUnknown) Context = Marshal.GetTypedObjectForIUnknown(pUnknown, _ GetType(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.GetLongValue(WMSDefines.WMS_CONTENT_DESCRIPTION_NO_SKIP, _ WMSDefines.WMS_CONTENT_DESCRIPTION_NO_SKIP_ID, _ iValue, 0) Catch e As Exception ' TODO: Handle exceptions. End Try
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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