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fix(overlay): only register backButton listener once

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This commit is contained in:
Manu Mtz.-Almeida
2018-09-14 17:04:30 +02:00
parent 6da765b3d5
commit 75c2d744b6
1 changed files with 6 additions and 15 deletions
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21
core/src/utils/overlays.ts
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@ -19,16 +19,6 @@ export function createOverlay<T extends HTMLIonOverlayElement>(element: T, opts:
// append the overlay element to the document body
getAppRoot(doc).appendChild(element);
doc.addEventListener('ionBackButton', ev => {
(ev as BackButtonEvent).detail.register(100, () => closeTopOverlay(doc));
});
doc.body.addEventListener('keyup', ev => {
if (ev.key === 'Escape') {
closeTopOverlay(doc);
}
});
return element.componentOnReady();
}
@ -43,12 +33,13 @@ function closeTopOverlay(doc: Document) {
export function connectListeners(doc: Document) {
if (lastId === 0) {
lastId = 1;
doc.body.addEventListener('keyup', ev => {
doc.addEventListener('ionBackButton', ev => {
(ev as BackButtonEvent).detail.register(100, () => closeTopOverlay(doc));
});
doc.addEventListener('keyup', ev => {
if (ev.key === 'Escape') {
const lastOverlay = getOverlay(doc);
if (lastOverlay && lastOverlay.backdropDismiss) {
lastOverlay.dismiss('backdrop');
}
closeTopOverlay(doc);
}
});
}