Files
icehrm/web/node_modules/rc-align/lib/hooks/useBuffer.js
2020-05-20 18:47:29 +02:00

48 lines
1.1 KiB
JavaScript

"use strict";
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.default = void 0;
var _react = _interopRequireDefault(require("react"));
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
var _default = function _default(callback, buffer) {
var calledRef = _react.default.useRef(false);
var timeoutRef = _react.default.useRef(null);
function cancelTrigger() {
window.clearTimeout(timeoutRef.current);
}
function trigger(force) {
if (!calledRef.current || force === true) {
if (callback() === false) {
// Not delay since callback cancelled self
return;
}
calledRef.current = true;
cancelTrigger();
timeoutRef.current = window.setTimeout(function () {
calledRef.current = false;
}, buffer);
} else {
cancelTrigger();
timeoutRef.current = window.setTimeout(function () {
calledRef.current = false;
trigger();
}, buffer);
}
}
return [trigger, function () {
calledRef.current = false;
cancelTrigger();
}];
};
exports.default = _default;