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mmdevapi: Use an iface instead of a vtbl pointer in AEVImpl.

This commit is contained in:
Michael Stefaniuc 2010-12-08 22:59:41 +01:00 committed by Alexandre Julliard
parent 31aec42560
commit 8e77be63f4
1 changed files with 10 additions and 5 deletions
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15
dlls/mmdevapi/audiovolume.c
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@ -54,10 +54,15 @@ WINE_DEFAULT_DEBUG_CHANNEL(mmdevapi);
static const IAudioEndpointVolumeExVtbl AEVImpl_Vtbl;
typedef struct AEVImpl {
const IAudioEndpointVolumeExVtbl *lpVtbl;
IAudioEndpointVolumeEx IAudioEndpointVolumeEx_iface;
LONG ref;
} AEVImpl;
static inline AEVImpl *impl_from_IAudioEndpointVolumeEx(IAudioEndpointVolumeEx *iface)
{
return CONTAINING_RECORD(iface, AEVImpl, IAudioEndpointVolumeEx_iface);
}
HRESULT AudioEndpointVolume_Create(MMDevice *parent, IAudioEndpointVolume **ppv)
{
AEVImpl *This;
@ -65,7 +70,7 @@ HRESULT AudioEndpointVolume_Create(MMDevice *parent, IAudioEndpointVolume **ppv)
*ppv = (IAudioEndpointVolume*)This;
if (!This)
return E_OUTOFMEMORY;
This->lpVtbl = &AEVImpl_Vtbl;
This->IAudioEndpointVolumeEx_iface.lpVtbl = &AEVImpl_Vtbl;
This->ref = 1;
return S_OK;
}
@ -77,7 +82,7 @@ static void AudioEndpointVolume_Destroy(AEVImpl *This)
static HRESULT WINAPI AEV_QueryInterface(IAudioEndpointVolumeEx *iface, REFIID riid, void **ppv)
{
AEVImpl *This = (AEVImpl*)iface;
AEVImpl *This = impl_from_IAudioEndpointVolumeEx(iface);
TRACE("(%p)->(%s,%p)\n", This, debugstr_guid(riid), ppv);
if (!ppv)
return E_POINTER;
@ -95,7 +100,7 @@ static HRESULT WINAPI AEV_QueryInterface(IAudioEndpointVolumeEx *iface, REFIID r
static ULONG WINAPI AEV_AddRef(IAudioEndpointVolumeEx *iface)
{
AEVImpl *This = (AEVImpl*)iface;
AEVImpl *This = impl_from_IAudioEndpointVolumeEx(iface);
ULONG ref = InterlockedIncrement(&This->ref);
TRACE("(%p) new ref %u\n", This, ref);
return ref;
@ -103,7 +108,7 @@ static ULONG WINAPI AEV_AddRef(IAudioEndpointVolumeEx *iface)
static ULONG WINAPI AEV_Release(IAudioEndpointVolumeEx *iface)
{
AEVImpl *This = (AEVImpl*)iface;
AEVImpl *This = impl_from_IAudioEndpointVolumeEx(iface);
ULONG ref = InterlockedDecrement(&This->ref);
TRACE("(%p) new ref %u\n", This, ref);
if (!ref)