office-ui-fabric-react
Version:
Reusable React components for building experiences for Office 365.
166 lines (164 loc) • 8.51 kB
JavaScript
"use strict";
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 React = require('react');
var FocusZone_1 = require('../../FocusZone');
var css_1 = require('../../utilities/css');
var rtl_1 = require('../../utilities/rtl');
var Button_1 = require('../../Button');
require('./Nav.scss');
// The number pixels per indentation level for Nav links.
var _indentationSize = 14;
// Tne number of pixels of left margin when there is expand/collaps button
var _indentWithExpandButton = 28;
// Tne number of pixels of left margin when there is expand/collaps button
var _indentNoExpandButton = 20;
var Nav = (function (_super) {
__extends(Nav, _super);
function Nav(props) {
_super.call(this, props);
this.state = {
isGroupExpanded: [],
isLinkExpandStateChanged: false,
selectedKey: props.initialSelectedKey
};
this._hasExpandButton = false;
}
Nav.prototype.render = function () {
var _this = this;
if (!this.props.groups) {
return null;
}
// when this.props.groups[x].name is specified or Any of the link has child link, chevorn Expand/collaps button is shown,
// different padding is needed. _hasExpandButton marks this condition.
this._hasExpandButton = this.props.groups.some(function (group, groupIndex) {
return !!group && !!group.name || group.links && group.links.some(function (link, linkIndex) {
return !!link && !!link.links && link.links.length > 0;
});
});
var groupElements = this.props.groups.map(function (group, groupIndex) { return _this._renderGroup(group, groupIndex); });
return (React.createElement(FocusZone_1.FocusZone, {direction: FocusZone_1.FocusZoneDirection.vertical},
React.createElement("nav", {role: 'navigation', className: css_1.css('ms-Nav', { 'is-onTop ms-u-slideRightIn40': this.props.isOnTop })}, groupElements)
));
};
Object.defineProperty(Nav.prototype, "selectedKey", {
get: function () {
return this.state.selectedKey;
},
enumerable: true,
configurable: true
});
Nav.prototype._renderAnchorLink = function (link, linkIndex, nestingLevel) {
// Determine the appropriate padding to add before this link.
// In RTL, the "before" padding will go on the right instead of the left.
var isRtl = rtl_1.getRTL();
var paddingBefore = (_indentationSize * nestingLevel +
(this._hasExpandButton ? _indentWithExpandButton : _indentNoExpandButton)).toString(10) + 'px';
return (React.createElement("a", {className: css_1.css('ms-Nav-link'), style: (_a = {}, _a[isRtl ? 'paddingRight' : 'paddingLeft'] = paddingBefore, _a), href: link.url || 'javascript:', onClick: this._onNavAnchorLinkClicked.bind(this, link), "aria-label": link.ariaLabel, title: link.title || link.name, target: link.target},
link.iconClassName && React.createElement("i", {className: css_1.css('ms-Icon', 'ms-Nav-IconLink', link.iconClassName)}),
this.props.onRenderLink(link)));
var _a;
};
Nav.prototype._renderButtonLink = function (link, linkIndex) {
return (React.createElement(Button_1.Button, {className: css_1.css('ms-Nav-link ms-Nav-linkButton', { 'isOnExpanded': this._hasExpandButton }), buttonType: Button_1.ButtonType.command, icon: link.icon, description: link.title || link.name, onClick: this._onNavButtonLinkClicked.bind(this, link)}, link.name));
};
Nav.prototype._renderCompositeLink = function (link, linkIndex, nestingLevel) {
var isLinkSelected = _isLinkSelected(link, this.state.selectedKey);
return (React.createElement("div", {key: link.key || linkIndex, className: css_1.css('ms-Nav-compositeLink', { ' is-expanded': link.isExpanded, 'is-selected': isLinkSelected })},
(nestingLevel === 0 && link.links && link.links.length > 0 ?
React.createElement("button", {className: 'ms-Nav-chevronButton ms-Nav-chevronButton--link', onClick: this._onLinkExpandClicked.bind(this, link), title: (link.isExpanded ? this.props.expandedStateText : this.props.collapsedStateText)},
React.createElement("i", {className: 'ms-Nav-chevron ms-Icon ms-Icon--ChevronDown'})
) : null),
!!link.onClick ? this._renderButtonLink(link, linkIndex) : this._renderAnchorLink(link, linkIndex, nestingLevel)));
};
Nav.prototype._renderLink = function (link, linkIndex, nestingLevel) {
return (React.createElement("li", {key: link.key || linkIndex, role: 'listitem'},
this._renderCompositeLink(link, linkIndex, nestingLevel),
(link.isExpanded ? this._renderLinks(link.links, ++nestingLevel) : null)));
};
Nav.prototype._renderLinks = function (links, nestingLevel) {
var _this = this;
if (!links || !links.length) {
return null;
}
var linkElements = links.map(function (link, linkIndex) { return _this._renderLink(link, linkIndex, nestingLevel); });
return (React.createElement("ul", {role: 'list', "aria-label": this.props.ariaLabel}, linkElements));
};
Nav.prototype._renderGroup = function (group, groupIndex) {
var isGroupExpanded = this.state.isGroupExpanded[groupIndex] !== false;
return (React.createElement("div", {key: groupIndex, className: css_1.css('ms-Nav-group', { 'is-expanded': isGroupExpanded })},
(group.name ?
React.createElement("button", {className: 'ms-Nav-chevronButton ms-Nav-chevronButton--group ms-Nav-groupHeaderFontSize', onClick: this._onGroupHeaderClicked.bind(this, groupIndex)},
React.createElement("i", {className: css_1.css('ms-Nav-chevron', 'ms-Icon', 'ms-Icon--ChevronDown')}),
group.name) : null),
React.createElement("div", {className: css_1.css('ms-Nav-groupContent', 'ms-u-slideDownIn20')}, this._renderLinks(group.links, 0 /* nestingLevel */))));
};
Nav.prototype._onGroupHeaderClicked = function (groupIndex, ev) {
var isGroupExpanded = this.state.isGroupExpanded;
isGroupExpanded[groupIndex] = !isGroupExpanded[groupIndex];
this.setState({ isGroupExpanded: isGroupExpanded });
ev.preventDefault();
ev.stopPropagation();
};
Nav.prototype._onLinkExpandClicked = function (link, ev) {
link.isExpanded = !link.isExpanded;
this.setState({ isLinkExpandStateChanged: true });
ev.preventDefault();
ev.stopPropagation();
};
Nav.prototype._onNavAnchorLinkClicked = function (link, ev) {
if (this.props.onLinkClick) {
this.props.onLinkClick(ev, link);
}
this.setState({ selectedKey: link.key });
};
Nav.prototype._onNavButtonLinkClicked = function (link, ev) {
if (link.onClick) {
link.onClick(ev, link);
}
this.setState({ selectedKey: link.key });
};
Nav.defaultProps = {
groups: null,
onRenderLink: function (link) { return (React.createElement("span", {className: 'ms-Nav-linkText'}, link.name)); }
};
return Nav;
}(React.Component));
exports.Nav = Nav;
// A tag used for resolving links.
var _urlResolver;
function _isLinkSelected(link, selectedKey) {
if (selectedKey && link.key === selectedKey) {
return true;
}
// resolve is not supported for ssr
if (typeof (window) === 'undefined') {
return false;
}
if (!link.url) {
return false;
}
_urlResolver = _urlResolver || document.createElement('a');
_urlResolver.href = link.url || '';
var target = _urlResolver.href;
if (location.protocol + '//' + location.host + location.pathname === target) {
return true;
}
if (location.href === target) {
return true;
}
if (location.hash) {
// Match the hash to the url.
if (location.hash === link.url) {
return true;
}
// Match a rebased url. (e.g. #foo becomes http://hostname/foo)
_urlResolver.href = location.hash.substring(1);
return _urlResolver.href === target;
}
return false;
}
//# sourceMappingURL=Nav.js.map