The openState property retrieves a value indicating the state of the content source.
This property is a read only Number (long). The C-style enumeration constant can be derived by prefixing the state value with "wmpos". For example, the constant for the PlaylistOpening state is wmposPlaylistOpening.
|0||Undefined||Windows Media Player is in an undefined state.|
|1||PlaylistChanging||New playlist is about to be loaded.|
|2||PlaylistLocating||Windows Media Player is attempting to locate the playlist. The playlist can be local (library or metafile with an .asx file name extension) or remote.|
|3||PlaylistConnecting||Connecting to the playlist.|
|4||PlaylistLoading||Playlist has been found and is now being retrieved.|
|5||PlaylistOpening||Playlist has been retrieved and is now being parsed and loaded.|
|6||PlaylistOpenNoMedia||Playlist is open.|
|7||PlaylistChanged||A new playlist has been assigned to currentPlaylist.|
|8||MediaChanging||A new media item is about to be loaded.|
|9||MediaLocating||Windows Media Player is locating the media item. The file can be local or remote.|
|10||MediaConnecting||Connecting to the server that holds the media item.|
|11||MediaLoading||Media item has been located and is now being retrieved.|
|12||MediaOpening||Media item has been retrieved and is now being opened.|
|13||MediaOpen||Media item is now open.|
|14||BeginCodecAcquisition||Starting codec acquisition.|
|15||EndCodecAcquisition||Codec acquisition is complete.|
|16||BeginLicenseAcquisition||Acquiring a license to play DRM protected content.|
|17||EndLicenseAcquisition||License to play DRM protected content has been acquired.|
|18||BeginIndividualization||Begin DRM Individualization.|
|19||EndIndividualization||DRM individualization has been completed.|
|20||MediaWaiting||Waiting for media item.|
|21||OpeningUnknownURL||Opening a URL with an unknown type.|
Windows Media Player states are not guaranteed to occur in any particular order. Furthermore, not every state necessarily occurs during a sequence of events. You should not write code that relies upon state order.
||Windows Media Player version 7.0 or later.