zng_ext_input::focus

Enum FocusTarget

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pub enum FocusTarget {
Show 13 variants Direct { target: WidgetId, }, DirectOrExit { target: WidgetId, navigation_origin: bool, }, DirectOrEnter { target: WidgetId, navigation_origin: bool, }, DirectOrRelated { target: WidgetId, navigation_origin: bool, }, Enter, Exit, Next, Prev, Up, Right, Down, Left, Alt,
}
Expand description

Focus request target.

Variants§

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Direct

Move focus to widget.

Fields

§target: WidgetId

Focusable widget.

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DirectOrExit

Move focus to the widget if it is focusable or to the first focusable ancestor.

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§target: WidgetId

Maybe focusable widget.

§navigation_origin: bool

If true the target becomes the navigation_origin when the first focusable ancestor is focused because the target is not focusable.

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DirectOrEnter

Move focus to the widget if it is focusable or to first focusable descendant.

Fields

§target: WidgetId

Maybe focusable widget.

§navigation_origin: bool

If true the target becomes the navigation_origin when the first focusable descendant is focused because the target is not focusable.

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DirectOrRelated

Move focus to the widget if it is focusable, or to the first focusable descendant or to the first focusable ancestor.

Fields

§target: WidgetId

Maybe focusable widget.

§navigation_origin: bool

If true the target becomes the navigation_origin when the first focusable relative is focused because the target is not focusable.

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Enter

Move focus to the first focusable descendant of the current focus, or to first in screen.

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Exit

Move focus to the first focusable ancestor of the current focus, or to first in screen, or the return focus from ALT scopes.

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Next

Move focus to next from current in screen, or to first in screen.

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Prev

Move focus to previous from current in screen, or to last in screen.

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Up

Move focus above current.

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Right

Move focus to the right of current.

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Down

Move focus bellow current.

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Left

Move focus to the left of current.

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Alt

Move focus to the current widget ALT scope or out of it.

Trait Implementations§

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impl Clone for FocusTarget

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fn clone(&self) -> FocusTarget

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 FocusTarget

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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<'de> Deserialize<'de> for FocusTarget

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fn deserialize<__D>(__deserializer: __D) -> Result<Self, __D::Error>
where __D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer. Read more
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impl PartialEq for FocusTarget

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fn eq(&self, other: &FocusTarget) -> 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 Serialize for FocusTarget

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fn serialize<__S>(&self, __serializer: __S) -> Result<__S::Ok, __S::Error>
where __S: Serializer,

Serialize this value into the given Serde serializer. Read more
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impl Copy for FocusTarget

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impl Eq for FocusTarget

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impl StructuralPartialEq for FocusTarget

Auto Trait 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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where T: VarValue,

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Access to mut dyn Any methods.
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fn clone_boxed(&self) -> Box<dyn AnyVarValue>

Clone the value.
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fn clone_boxed_var(&self) -> Box<dyn AnyVar>

Clone the value into a new boxed LocalVar<Self>.
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Access to Box<dyn Any> methods.
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Gets if self equals other.
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Immutably borrows from an owned value. Read more
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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<Q, K> Equivalent<K> for Q
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fn equivalent(&self, key: &K) -> bool

Compare self to key and return true if they are equal.
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fn from(t: T) -> T

Returns the argument unchanged.

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Instruments this type with the provided [Span], returning an Instrumented wrapper. Read more
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