gdk4

Enum EventType

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#[non_exhaustive]
pub enum EventType {
Show 29 variants Delete, MotionNotify, ButtonPress, ButtonRelease, KeyPress, KeyRelease, EnterNotify, LeaveNotify, FocusChange, ProximityIn, ProximityOut, DragEnter, DragLeave, DragMotion, DropStart, Scroll, GrabBroken, TouchBegin, TouchUpdate, TouchEnd, TouchCancel, TouchpadSwipe, TouchpadPinch, PadButtonPress, PadButtonRelease, PadRing, PadStrip, PadGroupMode, TouchpadHold,
}
Expand description

Specifies the type of the event.

Variants (Non-exhaustive)§

This enum is marked as non-exhaustive
Non-exhaustive enums could have additional variants added in future. Therefore, when matching against variants of non-exhaustive enums, an extra wildcard arm must be added to account for any future variants.
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Delete

the window manager has requested that the toplevel surface be hidden or destroyed, usually when the user clicks on a special icon in the title bar.

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MotionNotify

the pointer (usually a mouse) has moved.

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ButtonPress

a mouse button has been pressed.

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ButtonRelease

a mouse button has been released.

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KeyPress

a key has been pressed.

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KeyRelease

a key has been released.

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EnterNotify

the pointer has entered the surface.

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LeaveNotify

the pointer has left the surface.

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FocusChange

the keyboard focus has entered or left the surface.

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ProximityIn

an input device has moved into contact with a sensing surface (e.g. a touchscreen or graphics tablet).

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ProximityOut

an input device has moved out of contact with a sensing surface.

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DragEnter

the mouse has entered the surface while a drag is in progress.

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DragLeave

the mouse has left the surface while a drag is in progress.

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DragMotion

the mouse has moved in the surface while a drag is in progress.

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DropStart

a drop operation onto the surface has started.

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Scroll

the scroll wheel was turned

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GrabBroken

a pointer or keyboard grab was broken.

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TouchBegin

A new touch event sequence has just started.

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TouchUpdate

A touch event sequence has been updated.

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TouchEnd

A touch event sequence has finished.

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TouchCancel

A touch event sequence has been canceled.

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TouchpadSwipe

A touchpad swipe gesture event, the current state is determined by its phase field.

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TouchpadPinch

A touchpad pinch gesture event, the current state is determined by its phase field.

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PadButtonPress

A tablet pad button press event.

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PadButtonRelease

A tablet pad button release event.

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PadRing

A tablet pad axis event from a “ring”.

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PadStrip

A tablet pad axis event from a “strip”.

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PadGroupMode

A tablet pad group mode change.

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TouchpadHold

Available on crate feature v4_8 only.

A touchpad hold gesture event, the current state is determined by its phase field.

Trait Implementations§

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impl Clone for EventType

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fn clone(&self) -> EventType

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 EventType

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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 From<EventType> for Value

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fn from(v: EventType) -> Self

Converts to this type from the input type.
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impl<'a> FromValue<'a> for EventType

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type Checker = GenericValueTypeChecker<EventType>

Value type checker.
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unsafe fn from_value(value: &'a Value) -> Self

Get the contained value from a Value. Read more
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impl HasParamSpec for EventType

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type ParamSpec = ParamSpecEnum

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type SetValue = EventType

Preferred value to be used as setter for the associated ParamSpec.
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type BuilderFn = fn(_: &str, _: EventType) -> ParamSpecEnumBuilder<'_, EventType>

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fn param_spec_builder() -> Self::BuilderFn

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impl Hash for EventType

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fn hash<__H: Hasher>(&self, state: &mut __H)

Feeds this value into the given Hasher. Read more
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fn hash_slice<H>(data: &[Self], state: &mut H)
where H: Hasher, Self: Sized,

Feeds a slice of this type into the given Hasher. Read more
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impl Ord for EventType

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fn cmp(&self, other: &EventType) -> Ordering

This method returns an Ordering between self and other. Read more
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fn max(self, other: Self) -> Self
where Self: Sized,

Compares and returns the maximum of two values. Read more
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fn min(self, other: Self) -> Self
where Self: Sized,

Compares and returns the minimum of two values. Read more
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fn clamp(self, min: Self, max: Self) -> Self
where Self: Sized,

Restrict a value to a certain interval. Read more
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impl PartialEq for EventType

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

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

Tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.
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impl PartialOrd for EventType

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fn partial_cmp(&self, other: &EventType) -> Option<Ordering>

This method returns an ordering between self and other values if one exists. Read more
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fn lt(&self, other: &Rhs) -> bool

Tests less than (for self and other) and is used by the < operator. Read more
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fn le(&self, other: &Rhs) -> bool

Tests less than or equal to (for self and other) and is used by the <= operator. Read more
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fn gt(&self, other: &Rhs) -> bool

Tests greater than (for self and other) and is used by the > operator. Read more
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fn ge(&self, other: &Rhs) -> bool

Tests greater than or equal to (for self and other) and is used by the >= operator. Read more
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impl StaticType for EventType

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fn static_type() -> Type

Returns the type identifier of Self.
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impl ToValue for EventType

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fn to_value(&self) -> Value

Convert a value to a Value.
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fn value_type(&self) -> Type

Returns the type identifier of self. Read more
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impl ValueType for EventType

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type Type = EventType

Type to get the Type from. Read more
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impl Copy for EventType

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impl Eq for EventType

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impl StructuralPartialEq for EventType

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, 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> IntoClosureReturnValue for T
where T: Into<Value>,

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impl<T> Property for T
where T: HasParamSpec,

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type Value = T

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impl<T> PropertyGet for T
where T: HasParamSpec,

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type Value = T

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fn get<R, F>(&self, f: F) -> R
where F: Fn(&<T as PropertyGet>::Value) -> R,

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impl<T> StaticTypeExt for T
where T: StaticType,

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fn ensure_type()

Ensures that the type has been registered with the type system.
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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> ToSendValue for T
where T: Send + ToValue + ?Sized,

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fn to_send_value(&self) -> SendValue

Returns a SendValue clone of self.
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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> TryFromClosureReturnValue for T
where T: for<'a> FromValue<'a> + StaticType + 'static,

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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.