use crate::core;
use crate::core::keyboard::{Event, Key, Modifiers};
use crate::subscription::{self, Subscription};
use crate::MaybeSend;
pub fn on_key_press<Message>(
f: fn(Key, Modifiers) -> Option<Message>,
) -> Subscription<Message>
where
Message: MaybeSend + 'static,
{
#[derive(Hash)]
struct OnKeyPress;
subscription::filter_map((OnKeyPress, f), move |event, status| {
match (event, status) {
(
core::Event::Keyboard(Event::KeyPressed {
key, modifiers, ..
}),
core::event::Status::Ignored,
) => f(key, modifiers),
_ => None,
}
})
}
pub fn on_key_release<Message>(
f: fn(Key, Modifiers) -> Option<Message>,
) -> Subscription<Message>
where
Message: MaybeSend + 'static,
{
#[derive(Hash)]
struct OnKeyRelease;
subscription::filter_map((OnKeyRelease, f), move |event, status| {
match (event, status) {
(
core::Event::Keyboard(Event::KeyReleased {
key,
modifiers,
..
}),
core::event::Status::Ignored,
) => f(key, modifiers),
_ => None,
}
})
}