7d712406fe
# Objective When using empty events, it can feel redundant to have to specify the type of the event when sending it. ## Solution Add a new `fire()` function that sends the default value of the event. This requires that the event derives Default. Co-authored-by: Carter Anderson <mcanders1@gmail.com>
21 lines
613 B
Rust
21 lines
613 B
Rust
use crate::{
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keyboard::{KeyCode, KeyboardInput},
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ElementState,
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};
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use bevy_app::AppExit;
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use bevy_ecs::prelude::{EventReader, EventWriter};
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/// Sends the `AppExit` event whenever the "esc" key is pressed.
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pub fn exit_on_esc_system(
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mut keyboard_input_events: EventReader<KeyboardInput>,
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mut app_exit_events: EventWriter<AppExit>,
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) {
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for event in keyboard_input_events.iter() {
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if let Some(key_code) = event.key_code {
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if event.state == ElementState::Pressed && key_code == KeyCode::Escape {
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app_exit_events.send_default();
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}
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}
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}
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}
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