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Make sure tap listener is added at most once. (#745)

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* Make sure tap listener is added at most once.

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Andrey 2017-12-21 17:15:05 +02:00 committed by GitHub
parent c8c21e6fac
commit 6b180988fd
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1 changed files with 13 additions and 2 deletions
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15
src/cards/ha-entities-card.html
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@ -77,6 +77,13 @@ class HaEntitiesCard extends
};
}
constructor() {
super();
// We need to save a single bound function reference to ensure the event listener
// can identify it properly.
this.entityTapped = this.entityTapped.bind(this);
}
computeTitle(states, groupEntity, localize) {
if (groupEntity) {
return window.hassUtil.computeStateName(groupEntity).trim();
@ -98,9 +105,13 @@ class HaEntitiesCard extends
}
addTapEvents() {
const cards = this.root.querySelectorAll('.state.more-info');
const cards = this.root.querySelectorAll('.state');
cards.forEach((card) => {
card.addEventListener('tap', this.entityTapped.bind(this));
if (card.classList.contains('more-info')) {
card.addEventListener('tap', this.entityTapped);
} else {
card.removeEventListener('tap', this.entityTapped);
}
});
}