.
Filter , , Mask - , .
, . OnChange :
TForml->FilterComboBoxl->Change(Sender: TObject);
, , . FileListBoxl FileList .
TMediaPlayer
, MCI- (Media Control Interface) Windows. (. 4.23) (Play, Stop, Eject .), , , , AVI , MIDI .
. 4.23. .
DeviceType (, dtWaveAudio dtVideodisc). dtAutoSelect DeviceType , true AutoOpen - Open. , FileName.