@dabapps/roe
Version:
A Collection of React Components for Project Development
117 lines • 4.76 kB
JavaScript
;
var __extends = (this && this.__extends) || (function () {
var extendStatics = Object.setPrototypeOf ||
({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
function (d, b) { for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p]; };
return function (d, b) {
extendStatics(d, b);
function __() { this.constructor = d; }
d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
};
})();
var __assign = (this && this.__assign) || Object.assign || function(t) {
for (var s, i = 1, n = arguments.length; i < n; i++) {
s = arguments[i];
for (var p in s) if (Object.prototype.hasOwnProperty.call(s, p))
t[p] = s[p];
}
return t;
};
var __rest = (this && this.__rest) || function (s, e) {
var t = {};
for (var p in s) if (Object.prototype.hasOwnProperty.call(s, p) && e.indexOf(p) < 0)
t[p] = s[p];
if (s != null && typeof Object.getOwnPropertySymbols === "function")
for (var i = 0, p = Object.getOwnPropertySymbols(s); i < p.length; i++) if (e.indexOf(p[i]) < 0)
t[p[i]] = s[p[i]];
return t;
};
Object.defineProperty(exports, "__esModule", { value: true });
var classNames = require("classnames");
var React = require("react");
var react_1 = require("react");
var ReactDOM = require("react-dom");
var utils_1 = require("../../utils");
var WITH_FIXED_NAV_BAR = 'with-fixed-nav-bar';
var NavBar = (function (_super) {
__extends(NavBar, _super);
function NavBar(props) {
var _this = _super.call(this, props) || this;
_this.hideOrShowNavBar = function () {
var y = utils_1.getScrollOffset().y;
var element = ReactDOM.findDOMNode(_this);
if (element) {
var height = element.getBoundingClientRect().height;
if (y > _this.previousScrollY && y > height) {
_this.setState({
hidden: true,
});
}
else if (y < _this.previousScrollY) {
_this.setState({
hidden: false,
});
}
}
_this.previousScrollY = y;
};
_this.previousScrollY = utils_1.getScrollOffset().y;
_this.state = {
hidden: false,
};
return _this;
}
NavBar.prototype.componentWillMount = function () {
this.updateBodyClass(this.props);
this.toggleShyListeners(this.props);
};
NavBar.prototype.componentWillUpdate = function (nextProps) {
if (this.props.shy !== nextProps.shy) {
this.toggleShyListeners(nextProps);
}
if (this.props.fixed !== nextProps.fixed || this.props.shy !== nextProps.shy) {
this.updateBodyClass(nextProps);
}
};
NavBar.prototype.componentWillUnmount = function () {
window.removeEventListener('scroll', this.hideOrShowNavBar);
window.removeEventListener('resize', this.hideOrShowNavBar);
};
NavBar.prototype.render = function () {
var _a = this.props, children = _a.children, className = _a.className, fixed = _a.fixed, shy = _a.shy, noShadow = _a.noShadow, _b = _a.component, Component = _b === void 0 ? 'div' : _b, remainingProps = __rest(_a, ["children", "className", "fixed", "shy", "noShadow", "component"]);
var hidden = this.state.hidden;
var myClassNames = [
'nav-bar',
fixed || shy ? 'fixed' : null,
shy ? 'shy' : null,
hidden ? 'hidden' : null,
noShadow ? 'no-shadow' : null,
className
];
return (React.createElement(Component, __assign({}, remainingProps, { className: classNames(myClassNames) }), children));
};
NavBar.prototype.updateBodyClass = function (props) {
var fixed = props.fixed, shy = props.shy;
if (fixed || shy) {
utils_1.addClassName(document.body, WITH_FIXED_NAV_BAR);
}
else {
utils_1.removeClassName(document.body, WITH_FIXED_NAV_BAR);
}
};
NavBar.prototype.toggleShyListeners = function (props) {
var shy = props.shy;
if (shy) {
window.addEventListener('scroll', this.hideOrShowNavBar);
window.addEventListener('resize', this.hideOrShowNavBar);
}
else {
window.removeEventListener('scroll', this.hideOrShowNavBar);
window.removeEventListener('resize', this.hideOrShowNavBar);
}
};
return NavBar;
}(react_1.PureComponent));
exports.NavBar = NavBar;
exports.default = NavBar;
//# sourceMappingURL=nav-bar.js.map