office-ui-fabric-react/lib/components/Shimmer/examples/Shimmer.Application.Example.js

Reusable React components for building experiences for Office 365.

import * as tslib_1 from "tslib";
/* tslint:disable:no-unused-variable */
import * as React from 'react';
/* tslint:enable:no-unused-variable */
import { BaseComponent } from 'office-ui-fabric-react/lib/Utilities';
import { createListItems } from 'office-ui-fabric-react/lib/utilities/exampleData';
import { buildColumns, SelectionMode, Toggle } from 'office-ui-fabric-react/lib/index';
import { ShimmeredDetailsList } from 'office-ui-fabric-react/lib/ShimmeredDetailsList';
import * as ShimmerExampleStyles from './Shimmer.Example.scss';
var fileIcons = [
    { name: 'accdb' },
    { name: 'csv' },
    { name: 'docx' },
    { name: 'dotx' },
    { name: 'mpp' },
    { name: 'mpt' },
    { name: 'odp' },
    { name: 'ods' },
    { name: 'odt' },
    { name: 'one' },
    { name: 'onepkg' },
    { name: 'onetoc' },
    { name: 'potx' },
    { name: 'ppsx' },
    { name: 'pptx' },
    { name: 'pub' },
    { name: 'vsdx' },
    { name: 'vssx' },
    { name: 'vstx' },
    { name: 'xls' },
    { name: 'xlsx' },
    { name: 'xltx' },
    { name: 'xsn' }
];
var ITEMS_COUNT = 500;
var INTERVAL_DELAY = 2500;
// tslint:disable-next-line:no-any
var _items;
var ShimmerApplicationExample = /** @class */ (function (_super) {
    tslib_1.__extends(ShimmerApplicationExample, _super);
    function ShimmerApplicationExample(props) {
        var _this = _super.call(this, props) || this;
        _this._loadData = function () {
            _this._lastIntervalId = _this._async.setInterval(function () {
                var randomQuantity = Math.floor(Math.random() * 10) + 1;
                // tslint:disable-next-line:no-any
                var itemsCopy = [].concat(_this.state.items);
                itemsCopy.splice.apply(itemsCopy, [_this._lastIndexWithData, randomQuantity].concat(_items.slice(_this._lastIndexWithData, _this._lastIndexWithData + randomQuantity)));
                _this._lastIndexWithData += randomQuantity;
                _this.setState({
                    items: itemsCopy
                });
            }, INTERVAL_DELAY);
        };
        _this._onLoadData = function (ev, checked) {
            if (!_items) {
                _items = createListItems(ITEMS_COUNT);
                _items.map(function (item) {
                    var randomFileType = _this._randomFileIcon();
                    item.thumbnail = randomFileType.url;
                });
            }
            var items;
            var randomQuantity = Math.floor(Math.random() * 10) + 1;
            if (checked) {
                items = _items.slice(0, randomQuantity).concat(new Array(ITEMS_COUNT - randomQuantity));
                _this._lastIndexWithData = randomQuantity;
                _this._loadData();
            }
            else {
                items = new Array();
                _this._async.clearInterval(_this._lastIntervalId);
            }
            _this.setState({
                isDataLoaded: checked,
                items: items
            });
        };
        _this._onChangeModalSelection = function (ev, checked) {
            _this.setState({ isModalSelection: checked });
        };
        _this._onChangeCompactMode = function (ev, checked) {
            _this.setState({ isCompactMode: checked });
        };
        _this._onRenderItemColumn = function (item, index, column) {
            if (column.key === 'thumbnail') {
                return React.createElement("img", { src: item.thumbnail });
            }
            return item[column.key];
        };
        _this.state = {
            items: new Array(),
            columns: _buildColumns(),
            isDataLoaded: false,
            isModalSelection: false,
            isCompactMode: false
        };
        return _this;
    }
    ShimmerApplicationExample.prototype.componentWillUnmount = function () {
        this._async.dispose();
    };
    ShimmerApplicationExample.prototype.render = function () {
        var _a = this.state, items = _a.items, columns = _a.columns, isDataLoaded = _a.isDataLoaded, isModalSelection = _a.isModalSelection, isCompactMode = _a.isCompactMode;
        return (React.createElement("div", null,
            React.createElement("div", { className: ShimmerExampleStyles.shimmerExampleFlexGroup },
                React.createElement(Toggle, { label: "Enable Modal Selection", checked: isModalSelection, onChange: this._onChangeModalSelection, onText: "Modal", offText: "Normal" }),
                React.createElement(Toggle, { label: "Enable Compact Mode", checked: isCompactMode, onChange: this._onChangeCompactMode, onText: "Compact", offText: "Normal" }),
                React.createElement(Toggle, { label: "Enable content loading", checked: isDataLoaded, onChange: this._onLoadData, onText: "Content", offText: "Shimmer" })),
            React.createElement("div", null,
                React.createElement(ShimmeredDetailsList, { setKey: "items", items: items, columns: columns, compact: isCompactMode, selectionMode: this.state.isModalSelection ? SelectionMode.multiple : SelectionMode.none, onRenderItemColumn: this._onRenderItemColumn, enableShimmer: !isDataLoaded, listProps: { renderedWindowsAhead: 0, renderedWindowsBehind: 0 } }))));
    };
    ShimmerApplicationExample.prototype._randomFileIcon = function () {
        var docType = fileIcons[Math.floor(Math.random() * fileIcons.length) + 0].name;
        return {
            docType: docType,
            url: "https://static2.sharepointonline.com/files/fabric/assets/brand-icons/document/svg/" + docType + "_16x1.svg"
        };
    };
    return ShimmerApplicationExample;
}(BaseComponent));
export { ShimmerApplicationExample };
function _buildColumns() {
    var _item = createListItems(1);
    var columns = buildColumns(_item);
    columns.forEach(function (column) {
        if (column.key === 'thumbnail') {
            column.name = 'FileType';
            column.minWidth = 16;
            column.maxWidth = 16;
            column.isIconOnly = true;
            column.iconName = 'Page';
        }
    });
    return columns;
}
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