Struct OpenOptions

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pub struct OpenOptions<'a> { /* private fields */ }
Expand description

Options and flags used to configure how a registry key is opened.

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impl<'a> OpenOptions<'a>

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pub fn read(&mut self) -> &mut Self

Sets the option for read access.

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pub fn write(&mut self) -> &mut Self

Sets the option for write access.

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pub fn access(&mut self, access: u32) -> &mut Self

Sets additional access rights.

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pub fn create(&mut self) -> &mut Self

Sets the option to create a new registry key, or open it if it already exists.

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pub fn transaction(&mut self, transaction: &'a Transaction) -> &mut Self

Associate the registry key with a transaction.

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pub fn volatile(&mut self) -> &mut Self

Sets the option to create a volatile registry key that is not preserved when the system restarts.

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pub fn open<T: AsRef<str>>(&self, path: T) -> Result<Key>

Opens a registry key with the options provided by self.

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impl<'a> Debug for OpenOptions<'a>

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

Formats the value using the given formatter. Read more

Auto Trait Implementations§

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impl<'a> Freeze for OpenOptions<'a>

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impl<'a> RefUnwindSafe for OpenOptions<'a>

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impl<'a> !Send for OpenOptions<'a>

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impl<'a> !Sync for OpenOptions<'a>

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impl<'a> Unpin for OpenOptions<'a>

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impl<'a> UnwindSafe for OpenOptions<'a>

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, 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.