Struct windows::Win32::System::Com::IStream

pub struct IStream(/* private fields */);

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impl IStream

pub unsafe fn Seek( &self, dlibmove: i64, dworigin: STREAM_SEEK, plibnewposition: Option<*mut u64>, ) -> Result<()>

pub unsafe fn SetSize(&self, libnewsize: u64) -> Result<()>

pub unsafe fn CopyTo<P0>( &self, pstm: P0, cb: u64, pcbread: Option<*mut u64>, pcbwritten: Option<*mut u64>, ) -> Result<()>
where P0: Param<IStream>,

pub unsafe fn Commit(&self, grfcommitflags: STGC) -> Result<()>

pub unsafe fn Revert(&self) -> Result<()>

pub unsafe fn LockRegion( &self, liboffset: u64, cb: u64, dwlocktype: LOCKTYPE, ) -> Result<()>

pub unsafe fn UnlockRegion( &self, liboffset: u64, cb: u64, dwlocktype: u32, ) -> Result<()>

pub unsafe fn Stat( &self, pstatstg: *mut STATSTG, grfstatflag: STATFLAG, ) -> Result<()>

pub unsafe fn Clone(&self) -> Result<IStream>

Methods from Deref<Target = ISequentialStream>§

pub unsafe fn Read( &self, pv: *mut c_void, cb: u32, pcbread: Option<*mut u32>, ) -> HRESULT

pub unsafe fn Write( &self, pv: *const c_void, cb: u32, pcbwritten: Option<*mut u32>, ) -> HRESULT

Trait Implementations§

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impl CanInto<ISequentialStream> for IStream

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const QUERY: bool = false

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impl CanInto<IStream> for IMarshalingStream

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const QUERY: bool = false

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impl CanInto<IStream> for IPortableDeviceDataStream

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const QUERY: bool = false

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impl CanInto<IStream> for ISpAudio

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const QUERY: bool = false

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impl CanInto<IStream> for ISpMMSysAudio

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const QUERY: bool = false

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impl CanInto<IStream> for ISpStream

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const QUERY: bool = false

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impl CanInto<IStream> for ISpStreamFormat

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const QUERY: bool = false

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impl CanInto<IStream> for ISpStreamFormatConverter

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const QUERY: bool = false

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impl CanInto<IStream> for IStreamAsync

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const QUERY: bool = false

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impl CanInto<IStream> for IStreamConcatenate

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const QUERY: bool = false

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impl CanInto<IStream> for IStreamInterleave

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const QUERY: bool = false

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impl CanInto<IStream> for IStreamPseudoRandomBased

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const QUERY: bool = false

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impl CanInto<IStream> for IWICStream

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const QUERY: bool = false

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impl CanInto<IUnknown> for IStream

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const QUERY: bool = false

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impl Clone for IStream

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fn clone(&self) -> IStream

Returns a copy of the value. Read more
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fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more
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impl Debug for IStream

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fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter. Read more
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impl Deref for IStream

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type Target = ISequentialStream

The resulting type after dereferencing.
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fn deref(&self) -> &Self::Target

Dereferences the value.
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impl From<&IMarshalingStream> for &IStream

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fn from(value: &IMarshalingStream) -> Self

Converts to this type from the input type.
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impl From<&IPortableDeviceDataStream> for &IStream

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fn from(value: &IPortableDeviceDataStream) -> Self

Converts to this type from the input type.
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impl From<&ISpAudio> for &IStream

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fn from(value: &ISpAudio) -> Self

Converts to this type from the input type.
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impl From<&ISpMMSysAudio> for &IStream

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fn from(value: &ISpMMSysAudio) -> Self

Converts to this type from the input type.
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impl From<&ISpStream> for &IStream

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fn from(value: &ISpStream) -> Self

Converts to this type from the input type.
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impl From<&ISpStreamFormat> for &IStream

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fn from(value: &ISpStreamFormat) -> Self

Converts to this type from the input type.
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impl From<&ISpStreamFormatConverter> for &IStream

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fn from(value: &ISpStreamFormatConverter) -> Self

Converts to this type from the input type.
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impl From<&IStream> for &ISequentialStream

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fn from(value: &IStream) -> Self

Converts to this type from the input type.
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impl From<&IStream> for &IUnknown

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fn from(value: &IStream) -> Self

Converts to this type from the input type.
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impl From<&IStreamAsync> for &IStream

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fn from(value: &IStreamAsync) -> Self

Converts to this type from the input type.
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impl From<&IStreamConcatenate> for &IStream

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fn from(value: &IStreamConcatenate) -> Self

Converts to this type from the input type.
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impl From<&IStreamInterleave> for &IStream

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fn from(value: &IStreamInterleave) -> Self

Converts to this type from the input type.
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impl From<&IStreamPseudoRandomBased> for &IStream

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fn from(value: &IStreamPseudoRandomBased) -> Self

Converts to this type from the input type.
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impl From<&IWICStream> for &IStream

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fn from(value: &IWICStream) -> Self

Converts to this type from the input type.
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impl From<IMarshalingStream> for IStream

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fn from(value: IMarshalingStream) -> Self

Converts to this type from the input type.
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impl From<IPortableDeviceDataStream> for IStream

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fn from(value: IPortableDeviceDataStream) -> Self

Converts to this type from the input type.
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impl From<ISpAudio> for IStream

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fn from(value: ISpAudio) -> Self

Converts to this type from the input type.
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impl From<ISpMMSysAudio> for IStream

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fn from(value: ISpMMSysAudio) -> Self

Converts to this type from the input type.
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impl From<ISpStream> for IStream

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fn from(value: ISpStream) -> Self

Converts to this type from the input type.
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impl From<ISpStreamFormat> for IStream

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fn from(value: ISpStreamFormat) -> Self

Converts to this type from the input type.
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impl From<ISpStreamFormatConverter> for IStream

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fn from(value: ISpStreamFormatConverter) -> Self

Converts to this type from the input type.
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impl From<IStream> for ISequentialStream

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fn from(value: IStream) -> Self

Converts to this type from the input type.
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impl From<IStream> for IUnknown

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fn from(value: IStream) -> Self

Converts to this type from the input type.
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impl From<IStreamAsync> for IStream

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fn from(value: IStreamAsync) -> Self

Converts to this type from the input type.
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impl From<IStreamConcatenate> for IStream

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fn from(value: IStreamConcatenate) -> Self

Converts to this type from the input type.
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impl From<IStreamInterleave> for IStream

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fn from(value: IStreamInterleave) -> Self

Converts to this type from the input type.
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impl From<IStreamPseudoRandomBased> for IStream

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fn from(value: IStreamPseudoRandomBased) -> Self

Converts to this type from the input type.
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impl From<IWICStream> for IStream

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fn from(value: IWICStream) -> Self

Converts to this type from the input type.
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impl Interface for IStream

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const IID: GUID = _

The GUID associated with the interface.
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fn as_raw(&self) -> *mut c_void

Returns the raw COM interface pointer. The resulting pointer continues to be owned by the Interface implementation.
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fn into_raw(self) -> *mut c_void

Returns the raw COM interface pointer and releases ownership. It the caller’s responsibility to release the COM interface pointer.
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unsafe fn from_raw(raw: *mut c_void) -> Self

Creates an Interface by taking ownership of the raw COM interface pointer. Read more
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unsafe fn from_raw_borrowed(raw: &*mut c_void) -> Option<&Self>

Creates an Interface that is valid so long as the raw COM interface pointer is valid. Read more
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fn cast<T>(&self) -> Result<T, Error>
where T: Interface,

Attempts to cast the current interface to another interface using QueryInterface. Read more
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fn cast_to_any<T>(&self) -> Result<&(dyn Any + 'static), Error>
where T: ComObjectInner, <T as ComObjectInner>::Outer: Any + 'static + IUnknownImpl<Impl = T>,

This casts the given COM interface to [&dyn Any]. Read more
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fn is_object<T>(&self) -> bool
where T: ComObjectInner, <T as ComObjectInner>::Outer: Any + 'static + IUnknownImpl<Impl = T>,

Returns true if the given COM interface refers to an implementation of T. Read more
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fn cast_object_ref<T>(&self) -> Result<&<T as ComObjectInner>::Outer, Error>
where T: ComObjectInner, <T as ComObjectInner>::Outer: Any + 'static + IUnknownImpl<Impl = T>,

This casts the given COM interface to [&dyn Any]. It returns a reference to the “outer” object, e.g. &MyApp_Impl, not the inner &MyApp object. Read more
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fn cast_object<T>(&self) -> Result<ComObject<T>, Error>
where T: ComObjectInner, <T as ComObjectInner>::Outer: Any + 'static + IUnknownImpl<Impl = T>,

This casts the given COM interface to [&dyn Any]. It returns a reference to the “outer” object, e.g. MyApp_Impl, not the inner MyApp object. Read more
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fn downgrade(&self) -> Result<Weak<Self>, Error>

Attempts to create a [Weak] reference to this object.
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unsafe fn query(&self, iid: *const GUID, interface: *mut *mut c_void) -> HRESULT

Call QueryInterface on this interface Read more
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fn to_ref(&self) -> InterfaceRef<'_, Self>

Creates an InterfaceRef for this reference. The InterfaceRef tracks lifetimes statically, and eliminates the need for dynamic reference count adjustments (AddRef/Release).
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impl PartialEq for IStream

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fn eq(&self, other: &IStream) -> bool

This method tests for self and other values to be equal, and is used by ==.
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fn ne(&self, other: &Rhs) -> bool

This method tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.
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impl Eq for IStream

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impl StructuralPartialEq for IStream

Auto Trait Implementations§

Blanket Implementations§

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

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fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more
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impl<T> Borrow<T> for T
where T: ?Sized,

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fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more
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impl<T> BorrowMut<T> for T
where T: ?Sized,

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

Mutably borrows from an owned value. Read more
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impl<T> CloneToUninit for T
where T: Clone,

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default unsafe fn clone_to_uninit(&self, dst: *mut T)

🔬This is a nightly-only experimental API. (clone_to_uninit)
Performs copy-assignment from self to dst. Read more
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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<T> ToOwned for T
where T: Clone,

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type Owned = T

The resulting type after obtaining ownership.
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fn to_owned(&self) -> T

Creates owned data from borrowed data, usually by cloning. Read more
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fn clone_into(&self, target: &mut T)

Uses borrowed data to replace owned data, usually by cloning. Read more
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impl<T, U> TryFrom<U> for T
where U: Into<T>,

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type Error = Infallible

The type returned in the event of a conversion error.
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fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

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

The type returned in the event of a conversion error.
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fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.