[−][src]Struct cursive::event::EventTrigger
A trigger that only selects some types of events.
It is meant to be stored in views.
Implementations
impl EventTrigger
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pub fn from_fn<F>(f: F) -> EventTrigger where
F: 'static + Fn(&Event) -> bool,
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F: 'static + Fn(&Event) -> bool,
Create a new EventTrigger
using the given function as filter.
pub fn from_fn_and_tag<F, T>(f: F, tag: T) -> EventTrigger where
F: 'static + Fn(&Event) -> bool,
T: Any + Debug,
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F: 'static + Fn(&Event) -> bool,
T: Any + Debug,
Create a new EventTrigger
.
pub fn has_tag<T>(&self, tag: &T) -> bool where
T: 'static + PartialEq<T>,
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T: 'static + PartialEq<T>,
Check if this trigger has the given tag.
Examples
use cursive_core::event::{Event, EventTrigger}; let event = Event::CtrlChar('c'); let trigger: EventTrigger = event.clone().into(); assert!( trigger.has_tag(&event), "Trigger does not recognize its own tag." );
pub fn apply(&self, event: &Event) -> bool
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Checks if this trigger applies to the given Event
.
pub fn arrows() -> EventTrigger
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Returns an EventTrigger
that only accepts arrow keys.
Only bare arrow keys without modifiers (Shift, Ctrl, Alt) will be accepted.
pub fn mouse() -> EventTrigger
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Returns an EventTrigger
that only accepts mouse events.
pub fn any() -> EventTrigger
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Returns an EventTrigger
that accepts any event.
pub fn none() -> EventTrigger
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Returns an EventTrigger
that doesn't accept any event.
pub fn or<O>(self, other: O) -> EventTrigger where
O: Into<EventTrigger>,
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O: Into<EventTrigger>,
Returns an EventTrigger
that applies if either self
or other
applies.
Trait Implementations
impl From<Event> for EventTrigger
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pub fn from(event: Event) -> EventTrigger
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impl<F> From<F> for EventTrigger where
F: 'static + Fn(&Event) -> bool,
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F: 'static + Fn(&Event) -> bool,
pub fn from(f: F) -> EventTrigger
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impl From<Key> for EventTrigger
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pub fn from(k: Key) -> EventTrigger
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impl From<char> for EventTrigger
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pub fn from(c: char) -> EventTrigger
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Auto Trait Implementations
impl !RefUnwindSafe for EventTrigger
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impl !Send for EventTrigger
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impl !Sync for EventTrigger
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impl Unpin for EventTrigger
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impl !UnwindSafe for EventTrigger
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Blanket Implementations
impl<T> Any for T where
T: 'static + ?Sized,
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T: 'static + ?Sized,
impl<T> Borrow<T> for T where
T: ?Sized,
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T: ?Sized,
impl<T> BorrowMut<T> for T where
T: ?Sized,
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T: ?Sized,
pub fn borrow_mut(&mut self) -> &mut T
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impl<T> Erased for T
impl<T> From<T> for T
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impl<T, U> Into<U> for T where
U: From<T>,
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U: From<T>,
impl<T, U> TryFrom<U> for T where
U: Into<T>,
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U: Into<T>,
type Error = Infallible
The type returned in the event of a conversion error.
pub fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>
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impl<T, U> TryInto<U> for T where
U: TryFrom<T>,
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U: TryFrom<T>,
type Error = <U as TryFrom<T>>::Error
The type returned in the event of a conversion error.
pub fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>
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impl<T> With for T
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pub fn wrap_with<U, F>(self, f: F) -> U where
F: FnOnce(Self) -> U,
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F: FnOnce(Self) -> U,
pub fn with<F>(self, f: F) -> Self where
F: FnOnce(&mut Self),
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F: FnOnce(&mut Self),
pub fn try_with<E, F>(self, f: F) -> Result<Self, E> where
F: FnOnce(&mut Self) -> Result<(), E>,
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F: FnOnce(&mut Self) -> Result<(), E>,
pub fn with_if<F>(self, condition: bool, f: F) -> Self where
F: FnOnce(&mut Self),
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F: FnOnce(&mut Self),