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42 lines
1.4 KiB
Plaintext
42 lines
1.4 KiB
Plaintext
import { pipe } from 'motion-utils';
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import { addDomEvent } from '../events/add-dom-event.mjs';
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import { Feature } from '../motion/features/Feature.mjs';
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class FocusGesture extends Feature {
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constructor() {
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super(...arguments);
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this.isActive = false;
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}
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onFocus() {
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let isFocusVisible = false;
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/**
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* If this element doesn't match focus-visible then don't
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* apply whileHover. But, if matches throws that focus-visible
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* is not a valid selector then in that browser outline styles will be applied
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* to the element by default and we want to match that behaviour with whileFocus.
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*/
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try {
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isFocusVisible = this.node.current.matches(":focus-visible");
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}
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catch (e) {
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isFocusVisible = true;
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}
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if (!isFocusVisible || !this.node.animationState)
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return;
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this.node.animationState.setActive("whileFocus", true);
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this.isActive = true;
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}
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onBlur() {
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if (!this.isActive || !this.node.animationState)
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return;
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this.node.animationState.setActive("whileFocus", false);
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this.isActive = false;
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}
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mount() {
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this.unmount = pipe(addDomEvent(this.node.current, "focus", () => this.onFocus()), addDomEvent(this.node.current, "blur", () => this.onBlur()));
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}
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unmount() { }
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}
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export { FocusGesture };
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