IGraphVersion Interface (Windows CE 5.0)
This interface is provided by the filter graph manager to let other objects, especially plug-in distributors, know when the graph has changed.
When to Implement
This interface is implemented by the filter graph manager.
When to Use
Use this interface if your application or plug-in distributor must know when filters have been added, deleted, or reconnected.
Methods in Vtable Order
The following table shows the methods that appear in the Vtable beneath the standard COM methods inherited from IUnknown.
| Method | Description |
|---|---|
| QueryVersion | Returns the current graph version number. |
Requirements
DirectShow applications and DirectShow filters have different include file and link library requirements. See Setting Up the Build Environment for more information.
OS Versions: Windows CE 2.12 and later. Version 2.12 requires DXPAK 1.0 or later.
See Also
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