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Control operation being rendered with arrow keys

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This commit is contained in:
Hanno Braun 2024-11-06 21:45:10 +01:00
parent 83fd8cd031
commit f445afa5c0
1 changed files with 21 additions and 1 deletions
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22
experiments/2024-10-30/src/app.rs
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@ -53,7 +53,9 @@ impl ApplicationHandler for App {
_: WindowId,
event: WindowEvent,
) {
let Some(renderer) = self.renderer.as_ref() else {
let (Some(window), Some(renderer)) =
(self.window.as_ref(), self.renderer.as_ref())
else {
return;
};
@ -71,6 +73,24 @@ impl ApplicationHandler for App {
} => {
event_loop.exit();
}
WindowEvent::KeyboardInput {
event: KeyEvent { logical_key, .. },
..
} => {
match logical_key {
Key::Named(NamedKey::ArrowDown) => {
if self.selected_op < self.ops.operations.len() {
self.selected_op += 1;
}
}
Key::Named(NamedKey::ArrowUp) => {
self.selected_op = self.selected_op.saturating_sub(1);
}
_ => {}
}
window.request_redraw();
}
WindowEvent::RedrawRequested => {
if let Some(op) = self.ops.operations.get(self.selected_op) {
renderer.render(op);