¡¾×ª¡¿Vista¿ØÖÆÒôÁ¿(Delphi°æ)
http://social.msdn.microsoft.com/Forums/en-US/windowspro-audiodevelopment/thread/5ce74d5d-2b1e-4ca9-a8c9-2e27eb9ec058
it's work in Delphi 7
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unit MMDevApi;
interface
uses
Windows, ActiveX, ComObj;
const
CLASS_IMMDeviceEnumerator : TGUID = '{BCDE0395-E52F-467C-8E3D-C4579291692E}';
IID_IMMDeviceEnumerator : TGUID = '{A95664D2-9614-4F35-A746-DE8DB63617E6}';
IID_IMMDevice : TGUID = '{D666063F-1587-4E43-81F1-B948E807363F}';
IID_IMMDeviceCollection : TGUID = '{0BD7A1BE-7A1A-44DB-8397-CC5392387B5E}';
IID_IAudioEndpointVolume : TGUID = '{5CDF2C82-841E-4546-9722-0CF74078229A}';
IID_IAudioMeterInformation : TGUID = '{C02216F6-8C67-4B5B-9D00-D008E73E0064}';
IID_IAudioEndpointVolumeCallback : TGUID = '{657804FA-D6AD-4496-8A60-352752AF4F89}';
DEVICE_STATE_ACTIVE = $00000001;
DEVICE_STATE_UNPLUGGED = $00000002;
DEVICE_STATE_NOTPRESENT = $00000004;
DEVICE_STATEMASK_ALL = $00000007;
type
EDataFlow = TOleEnum;
const
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procedure CopyFile(fromFileName,ToFileName:string);
var
f1,f2:file;
Begin
AssignFile(f1,fromFileName); file://Ö¸¶¨Ô´ÎļþÃû
AssignFile(f2,ToFileName); file://Ö¸¶¨Ä¿±êÎļþÃû
Reset(f1);
Try
Rewrite(f2);
Try
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