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PCWSTR

Struct PCWSTR 

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#[repr(transparent)]
pub struct PCWSTR(pub *const u16);
Expand description

A pointer to a constant null-terminated string of 16-bit Unicode characters.

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§0: *const u16

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impl PCWSTR

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pub const fn from_raw(ptr: *const u16) -> Self

Constructs a PCWSTR from a raw pointer.

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pub const fn null() -> Self

Constructs a null PCWSTR.

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pub const fn as_ptr(&self) -> *const u16

Returns the raw pointer.

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pub fn is_null(&self) -> bool

Returns whether the pointer is null.

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pub unsafe fn len(&self) -> usize

Returns the string length without the trailing null.

§Safety

The PCWSTR’s pointer needs to be valid for reads up until and including the next \0.

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pub unsafe fn is_empty(&self) -> bool

Returns whether the string is empty.

§Safety

The PCWSTR’s pointer needs to be valid for reads up until and including the next \0.

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pub unsafe fn as_wide(&self) -> &[u16]

Returns the string data without the trailing null.

§Safety

The PCWSTR’s pointer needs to be valid for reads up until and including the next \0.

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pub unsafe fn to_string(&self) -> Result<String, FromUtf16Error>

Copies the string into a Rust String.

§Safety

See the safety information for PCWSTR::as_wide.

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pub unsafe fn to_hstring(&self) -> HSTRING

Copies the string into an HSTRING.

§Safety

See the safety information for PCWSTR::as_wide.

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pub unsafe fn display(&self) -> impl Display + '_

Returns a display adapter for the string.

§Safety

See the safety information for PCWSTR::as_wide.

Trait Implementations§

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impl AsRef<PCWSTR> for PCWSTR

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fn as_ref(&self) -> &Self

Converts this type into a shared reference of the (usually inferred) input type.
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impl Clone for PCWSTR

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fn clone(&self) -> PCWSTR

Returns a duplicate of the value. Read more
1.0.0 (const: unstable) · Source§

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more
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impl Copy for PCWSTR

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impl Debug for PCWSTR

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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 Default for PCWSTR

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fn default() -> Self

Returns the “default value” for a type. Read more
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impl Deref for PCWSTR

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type Target = *const u16

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

Dereferences the value.
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impl Eq for PCWSTR

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impl PartialEq for PCWSTR

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

Equality operator ==. Read more
1.0.0 (const: unstable) · Source§

fn ne(&self, other: &Rhs) -> bool

Inequality operator !=. Read more
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impl StructuralPartialEq for PCWSTR

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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unsafe fn clone_to_uninit(&self, dest: *mut u8)

🔬This is a nightly-only experimental API. (clone_to_uninit)
Performs copy-assignment from self to dest. 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<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> 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 = !

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

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.