office-ui-fabric-react
Version:
Reusable React components for building experiences for Office 365.
77 lines (76 loc) • 3.3 kB
JavaScript
var __extends = (this && this.__extends) || function (d, b) {
for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p];
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;
};
define(["require", "exports", 'react', '../../utilities/css', '../../utilities/eventGroup/EventGroup', '../../utilities/KeyCodes'], function (require, exports, React, css_1, EventGroup_1, KeyCodes_1) {
"use strict";
var DIRECTIONAL_KEY_CODES = [
KeyCodes_1.KeyCodes.up,
KeyCodes_1.KeyCodes.down,
KeyCodes_1.KeyCodes.left,
KeyCodes_1.KeyCodes.right,
KeyCodes_1.KeyCodes.home,
KeyCodes_1.KeyCodes.end,
KeyCodes_1.KeyCodes.tab,
KeyCodes_1.KeyCodes.pageUp,
KeyCodes_1.KeyCodes.pageDown
];
// We will track the last focus visibility state so that if we tear down and recreate
// the Fabric component, we will use the last known value as the default.
var _lastIsFocusVisible = false;
// Ensure that the HTML element has a dir specified. This helps to ensure RTL/LTR macros in css for all components will work.
if (typeof (document) === 'object' && document.documentElement && !document.documentElement.getAttribute('dir')) {
document.documentElement.setAttribute('dir', 'ltr');
}
var Fabric = (function (_super) {
__extends(Fabric, _super);
function Fabric() {
_super.call(this);
this.state = {
isFocusVisible: _lastIsFocusVisible
};
this._events = new EventGroup_1.EventGroup(this);
}
Fabric.prototype.componentDidMount = function () {
this._events.on(document.body, 'mousedown', this._onMouseDown, true);
this._events.on(document.body, 'keydown', this._onKeyDown, true);
};
Fabric.prototype.componentWillUnmount = function () {
this._events.dispose();
};
Fabric.prototype.render = function () {
var isFocusVisible = this.state.isFocusVisible;
var rootClass = css_1.css('ms-Fabric ms-font-m', this.props.className, {
'is-focusVisible': isFocusVisible
});
return (React.createElement("div", __assign({}, this.props, {className: rootClass, ref: 'root'})));
};
Fabric.prototype._onMouseDown = function () {
if (this.state.isFocusVisible) {
this.setState({
isFocusVisible: false
});
_lastIsFocusVisible = false;
}
};
Fabric.prototype._onKeyDown = function (ev) {
if (!this.state.isFocusVisible && DIRECTIONAL_KEY_CODES.indexOf(ev.which) > -1) {
this.setState({
isFocusVisible: true
});
_lastIsFocusVisible = true;
}
};
return Fabric;
}(React.Component));
exports.Fabric = Fabric;
});