IAudioStreamVolume

winapi_ui_automation::um::audioclient

Struct IAudioStreamVolume 

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#[repr(C)]
pub struct IAudioStreamVolume {
    pub lpVtbl: *const IAudioStreamVolumeVtbl,
}

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§lpVtbl: *const IAudioStreamVolumeVtbl

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impl IAudioStreamVolume

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pub unsafe fn GetChannelCount(&self, pdwCount: *mut UINT32) -> HRESULT

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pub unsafe fn SetChannelVolume( &self, dwIndex: UINT32, fLevel: c_float, ) -> HRESULT

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pub unsafe fn GetChannelVolume( &self, dwIndex: UINT32, pfLevel: *mut c_float, ) -> HRESULT

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pub unsafe fn SetAllVolumes( &self, dwCount: UINT32, pfVolumes: *const c_float, ) -> HRESULT

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pub unsafe fn GetAllVolumes( &self, dwCount: UINT32, pfVolumes: *mut c_float, ) -> HRESULT

Methods from Deref<Target = IUnknown>§

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pub unsafe fn QueryInterface( &self, riid: REFIID, ppvObject: *mut *mut c_void, ) -> HRESULT

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pub unsafe fn AddRef(&self) -> ULONG

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pub unsafe fn Release(&self) -> ULONG

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impl Deref for IAudioStreamVolume

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type Target = IUnknown

The resulting type after dereferencing.
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fn deref(&self) -> &IUnknown

Dereferences the value.
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impl Interface for IAudioStreamVolume

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fn uuidof() -> GUID

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impl<T> Any for T
where T: 'static + ?Sized,

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where T: ?Sized,

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fn borrow(&self) -> &T

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impl<T> BorrowMut<T> for T
where T: ?Sized,

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fn borrow_mut(&mut self) -> &mut T

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impl<T> From<T> for T

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fn from(t: T) -> T

Returns the argument unchanged.

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impl<T, U> Into<U> for T
where U: From<T>,

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fn into(self) -> U

Calls U::from(self).

That is, this conversion is whatever the implementation of From<T> for U chooses to do.

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impl<P, T> Receiver for P
where P: Deref<Target = T> + ?Sized, T: ?Sized,

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type Target = T

🔬This is a nightly-only experimental API. (arbitrary_self_types)
The target type on which the method may be called.
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impl<T, U> TryFrom<U> for T
where U: Into<T>,

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type Error = Infallible

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Performs the conversion.
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impl<T, U> TryInto<U> for T
where U: TryFrom<T>,

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type Error = <U as TryFrom<T>>::Error

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fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.