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INSCWinEventHandler Interface

Allows a namespace tree control to handle window messages from its host.

INSCWinEventHandler Members

IsNSCWindowOwner Determines if the specified window handle is owned by the object.
OnNSCWinEvent Dispatches a message to the object.

Remarks

This interface is not declared in a public header. Applications must define it themselves. The following Interface Definition Language (IDL) fragment describes this interface, including its IID.


[
    object,
    uuid(EA5F2D61-E008-11CF-99CB-00C04FD64497),
    pointer_default(unique),
    local,
]
interface INSCWinEventHandler : IUnknown
{
    HRESULT OnNSCWinEvent(
        [in, unique] HWND hwnd,
        [in] UINT dwMsg,
        [in] WPARAM wParam,
        [in] LPARAM lParam,
        [out] LRESULT* plres);

    HRESULT IsNSCWindowOwner([in] HWND hwnd);
};

Interface Information

Stock Implementation ienamespacecontrol.dll
Custom Implementation No
Inherits from IUnknown
Header user-defined
Minimum availability Internet Explorer 8
Minimum operating systems Windows XP SP3

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