@blueprintjs/core
Version:
Core styles & components
77 lines • 3.96 kB
JavaScript
/*
* Copyright 2018 Palantir Technologies, Inc. All rights reserved.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
import * as tslib_1 from "tslib";
import classNames from "classnames";
import * as React from "react";
import { polyfill } from "react-lifecycles-compat";
import { AbstractPureComponent2, Boundary, Classes, Position } from "../../common";
import { Menu } from "../menu/menu";
import { MenuItem } from "../menu/menuItem";
import { OverflowList } from "../overflow-list/overflowList";
import { Popover } from "../popover/popover";
import { Breadcrumb } from "./breadcrumb";
let Breadcrumbs = class Breadcrumbs extends AbstractPureComponent2 {
constructor() {
super(...arguments);
this.renderOverflow = (items) => {
const { collapseFrom } = this.props;
const position = collapseFrom === Boundary.END ? Position.BOTTOM_RIGHT : Position.BOTTOM_LEFT;
let orderedItems = items;
if (collapseFrom === Boundary.START) {
// If we're collapsing from the start, the menu should be read from the bottom to the
// top, continuing with the breadcrumbs to the right. Since this means the first
// breadcrumb in the props must be the last in the menu, we need to reverse the overlow
// order.
orderedItems = items.slice().reverse();
}
return (React.createElement("li", null,
React.createElement(Popover, Object.assign({ position: position }, this.props.popoverProps),
React.createElement("span", { className: Classes.BREADCRUMBS_COLLAPSED }),
React.createElement(Menu, null, orderedItems.map(this.renderOverflowBreadcrumb)))));
};
this.renderOverflowBreadcrumb = (props, index) => {
const isClickable = props.href != null || props.onClick != null;
return React.createElement(MenuItem, Object.assign({ disabled: !isClickable }, props, { text: props.text, key: index }));
};
this.renderBreadcrumbWrapper = (props, index) => {
const isCurrent = this.props.items[this.props.items.length - 1] === props;
return React.createElement("li", { key: index }, this.renderBreadcrumb(props, isCurrent));
};
}
render() {
const { className, collapseFrom, items, minVisibleItems, overflowListProps = {} } = this.props;
return (React.createElement(OverflowList, Object.assign({ collapseFrom: collapseFrom, minVisibleItems: minVisibleItems, tagName: "ul" }, overflowListProps, { className: classNames(Classes.BREADCRUMBS, overflowListProps.className, className), items: items, overflowRenderer: this.renderOverflow, visibleItemRenderer: this.renderBreadcrumbWrapper })));
}
renderBreadcrumb(props, isCurrent) {
if (isCurrent && this.props.currentBreadcrumbRenderer != null) {
return this.props.currentBreadcrumbRenderer(props);
}
else if (this.props.breadcrumbRenderer != null) {
return this.props.breadcrumbRenderer(props);
}
else {
return React.createElement(Breadcrumb, Object.assign({}, props, { current: isCurrent }));
}
}
};
Breadcrumbs.defaultProps = {
collapseFrom: Boundary.START,
};
Breadcrumbs = tslib_1.__decorate([
polyfill
], Breadcrumbs);
export { Breadcrumbs };
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