Struct windows_core::PWSTR

#[repr(transparent)]
pub struct PWSTR(pub *mut u16);
Expand description

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

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§0: *mut u16

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impl PWSTR

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

Construct a new PWSTR from a raw pointer.

pub const fn null() -> Self

Construct a null PWSTR.

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

Returns a raw pointer to the PWSTR.

pub fn is_null(&self) -> bool

Checks whether the PWSTR is null.

pub unsafe fn len(&self) -> usize

String length without the trailing 0

§Safety

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

pub unsafe fn is_empty(&self) -> bool

Returns true if the string length is zero, and false otherwise.

§Safety

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

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

String data without the trailing 0.

§Safety

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

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

Copy the PWSTR into a Rust String.

§Safety

See the safety information for PWSTR::as_wide.

pub unsafe fn to_hstring(&self) -> Result<HSTRING>

Copy the PWSTR into an HSTRING.

§Safety

See the safety information for PWSTR::as_wide.

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

Allow this string to be displayed.

§Safety

See the safety information for PWSTR::as_wide.

Trait Implementations§

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impl Clone for PWSTR

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fn clone(&self) -> PWSTR

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 PWSTR

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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 PartialEq for PWSTR

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fn eq(&self, other: &PWSTR) -> 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 Copy for PWSTR

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impl Eq for PWSTR

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impl Param<PCWSTR> for PWSTR

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impl StructuralPartialEq for PWSTR

Auto Trait Implementations§

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impl Freeze for PWSTR

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impl RefUnwindSafe for PWSTR

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impl !Send for PWSTR

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impl !Sync for PWSTR

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impl Unpin for PWSTR

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impl UnwindSafe for PWSTR

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> 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.