design-system-govbr-rnp
Version:
## Padrão Digital de Governo - React Biblioteca de componentes React que implementa o [Padrão Visual digital do governo](https://www.gov.br/ds/). O objetivo da biblioteca é facilitar a implementação e promover a padronização das interfaces de sistemas do
61 lines (60 loc) • 3.56 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.useKeyPress = void 0;
var _react = require("react");
function _slicedToArray(arr, i) { return _arrayWithHoles(arr) || _iterableToArrayLimit(arr, i) || _unsupportedIterableToArray(arr, i) || _nonIterableRest(); }
function _nonIterableRest() { throw new TypeError("Invalid attempt to destructure non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method."); }
function _unsupportedIterableToArray(o, minLen) { if (!o) return; if (typeof o === "string") return _arrayLikeToArray(o, minLen); var n = Object.prototype.toString.call(o).slice(8, -1); if (n === "Object" && o.constructor) n = o.constructor.name; if (n === "Map" || n === "Set") return Array.from(o); if (n === "Arguments" || /^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(n)) return _arrayLikeToArray(o, minLen); }
function _arrayLikeToArray(arr, len) { if (len == null || len > arr.length) len = arr.length; for (var i = 0, arr2 = new Array(len); i < len; i++) arr2[i] = arr[i]; return arr2; }
function _iterableToArrayLimit(arr, i) { var _i = null == arr ? null : "undefined" != typeof Symbol && arr[Symbol.iterator] || arr["@@iterator"]; if (null != _i) { var _s, _e, _x, _r, _arr = [], _n = !0, _d = !1; try { if (_x = (_i = _i.call(arr)).next, 0 === i) { if (Object(_i) !== _i) return; _n = !1; } else for (; !(_n = (_s = _x.call(_i)).done) && (_arr.push(_s.value), _arr.length !== i); _n = !0); } catch (err) { _d = !0, _e = err; } finally { try { if (!_n && null != _i.return && (_r = _i.return(), Object(_r) !== _r)) return; } finally { if (_d) throw _e; } } return _arr; } }
function _arrayWithHoles(arr) { if (Array.isArray(arr)) return arr; }
var useKeyPress = function useKeyPress(targetKey, element) {
var _useState = (0, _react.useState)(false),
_useState2 = _slicedToArray(_useState, 2),
keyPressed = _useState2[0],
setKeyPressed = _useState2[1];
var _useState3 = (0, _react.useState)(false),
_useState4 = _slicedToArray(_useState3, 2),
shiftPressed = _useState4[0],
setShiftPressed = _useState4[1];
var _useState5 = (0, _react.useState)(),
_useState6 = _slicedToArray(_useState5, 2),
srcElement = _useState6[0],
setSrcElement = _useState6[1];
var downHandler = (0, _react.useCallback)(function (_ref) {
var key = _ref.key,
shiftKey = _ref.shiftKey,
srcElement = _ref.srcElement;
if (key === targetKey) {
setKeyPressed(true);
}
setShiftPressed(shiftKey);
setSrcElement(srcElement);
}, [targetKey]);
var upHandler = (0, _react.useCallback)(function (_ref2) {
var key = _ref2.key,
shiftKey = _ref2.shiftKey,
srcElement = _ref2.srcElement;
if (key === targetKey) {
setKeyPressed(false);
}
setShiftPressed(shiftKey);
setSrcElement(srcElement);
}, [targetKey]);
(0, _react.useEffect)(function () {
element === null || element === void 0 ? void 0 : element.addEventListener("keydown", downHandler);
element === null || element === void 0 ? void 0 : element.addEventListener("keyup", upHandler);
return function () {
element === null || element === void 0 ? void 0 : element.removeEventListener("keydown", downHandler);
element === null || element === void 0 ? void 0 : element.removeEventListener("keyup", upHandler);
};
}, [downHandler, element, upHandler]);
return {
keyPressed: keyPressed,
shiftPressed: shiftPressed,
srcElement: srcElement
};
};
exports.useKeyPress = useKeyPress;