*QTW 82 - MFC Ç≈Çà MCIsPlayerMessage() ÇÃégÇ¢ï˚

(96 îN 9 åé 27 ì˙)

Q: åªç›ÅA.mov ÉtÉ@ÉCÉãÇ©ÇÁ QuickTime ÉIÅ[ÉfÉBÉIÇçƒê∂Ç∑ÇÈDZÇΔÇÃÇ≈Ç´ÇÈ 32 ÉrÉbÉg Windows ÉvÉçÉOÉâÉÄÇ MFC 4.0 Ç≈äJî≠ǵǃǢNjÇ∑ÅBÉvÉçÉOÉâÉÄÇ…ÇÕ QT 2.1 ÉâÉCÉuÉâÉäÇÉäÉìÉNǵǃǢNjÇ∑ÅBWinApp ÉNÉâÉXÇ©ÇÁì±èoÇ≥ÇÍÇΩ PreTranslateMessage() ÉÅÉ\ÉbÉhÇÃíÜÇ≈ MCIsPlayerMessage() ÇåƒÇ—èoǵÇΩèÍçáÅAÉIÅ[ÉfÉBÉIÇÃç≈èâÇà 1 ïbä‘ǵǩ (çƒê∂éûä‘ÇÃí∑Ç≥Ç…ä÷åWÇ»Ç≠) ï∑DZǶNjÇπÇÒÅBDZÇÃïsãÔçáÇÃå¥àˆÇÕÅAQT Ç…èàóùéûä‘Çó^ǶǃǢǻǢDZÇΔÇ≈ÇÕǻǢǩÇΔévǢNjÇ∑ÅBǪÇÃèÿãíÇ…ÅAMCIsPlayerMessage() ÇÃñflÇËílÇ™ TRUE Ç…Ç»ÇÈDZÇΔǙdžÇËÇ‹ÇπÇÒÅB

ë„ÇÌÇËÇ…ÅAMCDoAction(myAudioController, mcActionIdle, NULL) ÉRÉ}ÉìÉhÇé¿çsÇ∑ÇÈÇΔÅAÉIÅ[ÉfÉBÉIÇÕçƒê∂Ç≥ÇÍÇÈÇÊǧDžǻÇËNjǵÇΩÇ™ÅAç≈å„Çà 20 ÉtÉåÅ[ÉÄÇ™êÿÇÍǃǵNjǢNjÇ∑ÅB

WinProc ÇégÇ¡ÇΩ Win 3.1 ÉvÉçÉOÉâÉÄÇ≈ÇÕÅAMCIsPlayerMessage() ÇÕÇ‹Ç¡ÇΩÇ≠ñ‚ëËÇ»Ç≠ìÆçÏǵNjÇ∑ÅBMFC 4.0 DžǬǢǃÇÕâΩÇ©ì¡éÍÇ»ÉeÉNÉjÉbÉNÇ™ïKóvÇ»ÇÃÇ≈ǵÇÂǧǩÅBdžÇÈÇ¢ÇÕÅAåƒÇ—èoǵÇçsǧèÍèäÇ…ñ‚ëËǙdžÇÈÇÃÇ≈ǵÇÂǧǩÅB

A: QuickTime for Windows Çà "heartbeat" ÉÅÉbÉZÅ[ÉWÇÕÅAPreTranslateMessage() Ç…ìnÇ≥ÇÍÇ‹ÇπÇÒÅBDZǧǵÇΩóùóRÇ©ÇÁÅACWnd::WindowProc ÉTÉuÉNÉâÉXÇì±èoǵǃÅAMCIsPlayerMessage() ä÷êîÇǪÇÃíÜÇ…íuÇ≠ÇΔǢǧÇÃÇ™ê≥âÇ≈Ç∑ÅBDZÇÃï˚ñ@ÇæÇΔÅAMCIdle() ÇåJÇËï‘ǵåƒÇ—èoǵÇΩèÍçáÇÊÇËLJÅAÇÕÇÈǩDžǧNjÇ≠ÉÄÅ[ÉrÅ[Ççƒê∂Ç∑ÇÈDZÇΔÇ™Ç≈Ç´Ç‹Ç∑ÅB

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