易语言MCI播放回调源码

易语言MCI播放回调源码,MCI播放回调,WindwsProc,GetMciErrorString,ChannelGetLength,Open,Close,SetWindowNotify,ChannelPause,ChannelPlay,ChannelResume,ChannelFullsCreenPlay,ChannelStop,ChannelAdvance,Channelback,ChannelGetPosition,ChannelSetPosi