uses MMSystemmciSendString('set cdaudio door open wait', nil, 0, handle);
mciSendString('set cdaudio door closed wait', nil, 0, handle);
或
mcisendstring(pchar('set CDAudio door closed'),pchar(s),127,0);
mciSendString('set cdaudio door closed wait', nil, 0, handle);
或
mcisendstring(pchar('set CDAudio door closed'),pchar(s),127,0);
解决方案 »
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