office-ui-fabric-react
Version:
Reusable React components for building experiences for Microsoft 365.
73 lines • 3.77 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", { value: true });
var tslib_1 = require("tslib");
var React = require("react");
var Utilities_1 = require("../../Utilities");
var ShimmerElementsGroup_1 = require("./ShimmerElementsGroup/ShimmerElementsGroup");
var TRANSITION_ANIMATION_INTERVAL = 200; /* ms */
var getClassNames = Utilities_1.classNamesFunction();
/**
* {@docCategory Shimmer}
*/
var ShimmerBase = /** @class */ (function (_super) {
tslib_1.__extends(ShimmerBase, _super);
function ShimmerBase(props) {
var _this = _super.call(this, props) || this;
Utilities_1.initializeComponentRef(_this);
_this.state = {
contentLoaded: props.isDataLoaded,
};
_this._async = new Utilities_1.Async(_this);
return _this;
}
ShimmerBase.prototype.componentDidUpdate = function (prevProps) {
var _this = this;
var isDataLoaded = this.props.isDataLoaded;
if (isDataLoaded !== prevProps.isDataLoaded) {
this._async.clearTimeout(this._lastTimeoutId);
// Removing the shimmerWrapper div from the DOM only after the fade out animation completed.
if (isDataLoaded) {
this._lastTimeoutId = this._async.setTimeout(function () {
_this.setState({
contentLoaded: isDataLoaded,
});
}, TRANSITION_ANIMATION_INTERVAL);
}
else {
this.setState({
contentLoaded: isDataLoaded,
});
}
}
};
ShimmerBase.prototype.componentWillUnmount = function () {
this._async.dispose();
};
ShimmerBase.prototype.render = function () {
var _a = this.props, styles = _a.styles, shimmerElements = _a.shimmerElements, children = _a.children, isDataLoaded = _a.isDataLoaded, width = _a.width, className = _a.className, customElementsGroup = _a.customElementsGroup, theme = _a.theme, ariaLabel = _a.ariaLabel, shimmerColors = _a.shimmerColors;
var contentLoaded = this.state.contentLoaded;
this._classNames = getClassNames(styles, {
theme: theme,
isDataLoaded: isDataLoaded,
className: className,
transitionAnimationInterval: TRANSITION_ANIMATION_INTERVAL,
shimmerColor: shimmerColors && shimmerColors.shimmer,
shimmerWaveColor: shimmerColors && shimmerColors.shimmerWave,
});
var divProps = Utilities_1.getNativeProps(this.props, Utilities_1.divProperties);
return (React.createElement("div", tslib_1.__assign({}, divProps, { className: this._classNames.root }),
!contentLoaded && (React.createElement("div", { style: { width: width ? width : '100%' }, className: this._classNames.shimmerWrapper },
React.createElement("div", { className: this._classNames.shimmerGradient }),
customElementsGroup ? (customElementsGroup) : (React.createElement(ShimmerElementsGroup_1.ShimmerElementsGroup, { shimmerElements: shimmerElements, backgroundColor: shimmerColors && shimmerColors.background })))),
children && React.createElement("div", { className: this._classNames.dataWrapper }, children),
ariaLabel && !isDataLoaded && (React.createElement("div", { role: "status", "aria-live": "polite" },
React.createElement(Utilities_1.DelayedRender, null,
React.createElement("div", { className: this._classNames.screenReaderText }, ariaLabel))))));
};
ShimmerBase.defaultProps = {
isDataLoaded: false,
};
return ShimmerBase;
}(React.Component));
exports.ShimmerBase = ShimmerBase;
//# sourceMappingURL=Shimmer.base.js.map