File size: 3,416 Bytes
bc20498 |
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 |
import { addEventListener, isElement, executeCallbacks, noop, } from '../../helpers/index.js';
export function useInteractOutside(node, config) {
let unsub = noop;
let isPointerDown = false;
let isPointerDownInside = false;
let ignoreEmulatedMouseEvents = false;
function update(config) {
unsub();
const { onInteractOutside, onInteractOutsideStart, enabled } = config;
if (!enabled)
return;
function onPointerDown(e) {
if (onInteractOutside && isValidEvent(e, node)) {
onInteractOutsideStart?.(e);
}
const target = e.target;
if (isElement(target) && isOrContainsTarget(node, target)) {
isPointerDownInside = true;
}
isPointerDown = true;
}
function triggerInteractOutside(e) {
onInteractOutside?.(e);
}
const documentObj = getOwnerDocument(node);
// Use pointer events if available, otherwise use mouse/touch events
if (typeof PointerEvent !== 'undefined') {
const onPointerUp = (e) => {
if (shouldTriggerInteractOutside(e)) {
triggerInteractOutside(e);
}
resetPointerState();
};
unsub = executeCallbacks(addEventListener(documentObj, 'pointerdown', onPointerDown, true), addEventListener(documentObj, 'pointerup', onPointerUp, true));
}
else {
const onMouseUp = (e) => {
if (ignoreEmulatedMouseEvents) {
ignoreEmulatedMouseEvents = false;
}
else if (shouldTriggerInteractOutside(e)) {
triggerInteractOutside(e);
}
resetPointerState();
};
const onTouchEnd = (e) => {
ignoreEmulatedMouseEvents = true;
if (shouldTriggerInteractOutside(e)) {
triggerInteractOutside(e);
}
resetPointerState();
};
unsub = executeCallbacks(addEventListener(documentObj, 'mousedown', onPointerDown, true), addEventListener(documentObj, 'mouseup', onMouseUp, true), addEventListener(documentObj, 'touchstart', onPointerDown, true), addEventListener(documentObj, 'touchend', onTouchEnd, true));
}
}
function shouldTriggerInteractOutside(e) {
if (isPointerDown && !isPointerDownInside && isValidEvent(e, node)) {
return true;
}
return false;
}
function resetPointerState() {
isPointerDown = false;
isPointerDownInside = false;
}
update(config);
return {
update,
destroy: unsub,
};
}
function isValidEvent(e, node) {
if ('button' in e && e.button > 0)
return false;
const target = e.target;
if (!isElement(target))
return false;
// if the target is no longer in the document (e.g. it was removed) ignore it
const ownerDocument = target.ownerDocument;
if (!ownerDocument || !ownerDocument.documentElement.contains(target)) {
return false;
}
return node && !isOrContainsTarget(node, target);
}
function isOrContainsTarget(node, target) {
return node === target || node.contains(target);
}
function getOwnerDocument(el) {
return el?.ownerDocument ?? document;
}
|