Windows Media Player 11 SDK IWMPControls::get_isAvailable 

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IWMPControls::get_isAvailable

The get_isAvailable method indicates whether a specified type of information is available or a specified action can be performed.

Syntax

Parameters

bstrItem

[in]  BSTR containing one of the following values.

Value Description
currentItem Determines whether the user can set the IWMPControls::put_currentItem method.
currentMarker Determines whether the user can seek to a specific marker.
currentPosition Determines whether the user can seek to a specific position in the file. Some files do not support seeking.
fastForward Determines whether the file supports fast forwarding and whether that functionality can be invoked. Many file types (or live streams) do not support fastForward.
fastReverse Determines whether the file supports fastReverse and whether that functionality can be invoked. Many file types (or live streams) do not support fastReverse.
next Determines whether the user can seek to the next entry in a playlist.
pause Determines whether the IWMPControls::pause method is available.
play Determines whether the IWMPControls::play method is available.
previous Determines whether the user can seek to the previous entry in a playlist.
step Determines whether the IWMPControls2::step method is available during playback.
stop Determines whether the IWMPControls::stop method is available.

pIsAvailable

[out]  Pointer to a VARIANT_BOOL indicating whether a specified type of information is available or a specified action can be performed.

Return Values

The method returns an HRESULT. Possible values include, but are not limited to, those in the following table.

Return code Description
S_OK The method succeeded.

Requirements

Version: Windows Media Player 9 Series or later.

Header: Include wmp.h.

Library: Use wmp.dll.

See Also

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