149 lines
4.8 KiB
JavaScript
149 lines
4.8 KiB
JavaScript
/*
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Copyright 2015, 2016 OpenMarket Ltd
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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'use strict';
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const classNames = require('classnames');
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const React = require('react');
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const ReactDOM = require('react-dom');
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// Shamelessly ripped off Modal.js. There's probably a better way
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// of doing reusable widgets like dialog boxes & menus where we go and
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// pass in a custom control as the actual body.
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module.exports = {
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ContextualMenuContainerId: "mx_ContextualMenu_Container",
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propTypes: {
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menuWidth: React.PropTypes.number,
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menuHeight: React.PropTypes.number,
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chevronOffset: React.PropTypes.number,
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menuColour: React.PropTypes.string,
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chevronFace: React.PropTypes.string, // top, bottom, left, right
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},
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getOrCreateContainer: function() {
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let container = document.getElementById(this.ContextualMenuContainerId);
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if (!container) {
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container = document.createElement("div");
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container.id = this.ContextualMenuContainerId;
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document.body.appendChild(container);
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}
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return container;
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},
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createMenu: function(Element, props) {
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const self = this;
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const closeMenu = function() {
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ReactDOM.unmountComponentAtNode(self.getOrCreateContainer());
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if (props && props.onFinished) {
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props.onFinished.apply(null, arguments);
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}
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};
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const position = {};
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let chevronFace = null;
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if (props.top) {
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position.top = props.top;
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} else {
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position.bottom = props.bottom;
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}
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if (props.left) {
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position.left = props.left;
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chevronFace = 'left';
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} else {
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position.right = props.right;
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chevronFace = 'right';
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}
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const chevronOffset = {};
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if (props.chevronFace) {
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chevronFace = props.chevronFace;
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}
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if (chevronFace === 'top' || chevronFace === 'bottom') {
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chevronOffset.left = props.chevronOffset;
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} else {
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chevronOffset.top = props.chevronOffset;
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}
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// To override the default chevron colour, if it's been set
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let chevronCSS = "";
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if (props.menuColour) {
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chevronCSS = `
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.mx_ContextualMenu_chevron_left:after {
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border-right-color: ${props.menuColour};
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}
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.mx_ContextualMenu_chevron_right:after {
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border-left-color: ${props.menuColour};
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}
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.mx_ContextualMenu_chevron_top:after {
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border-left-color: ${props.menuColour};
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}
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.mx_ContextualMenu_chevron_bottom:after {
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border-left-color: ${props.menuColour};
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}
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`;
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}
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const chevron = <div style={chevronOffset} className={"mx_ContextualMenu_chevron_" + chevronFace}></div>;
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const className = 'mx_ContextualMenu_wrapper';
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const menuClasses = classNames({
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'mx_ContextualMenu': true,
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'mx_ContextualMenu_left': chevronFace === 'left',
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'mx_ContextualMenu_right': chevronFace === 'right',
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'mx_ContextualMenu_top': chevronFace === 'top',
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'mx_ContextualMenu_bottom': chevronFace === 'bottom',
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});
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const menuStyle = {};
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if (props.menuWidth) {
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menuStyle.width = props.menuWidth;
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}
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if (props.menuHeight) {
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menuStyle.height = props.menuHeight;
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}
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if (props.menuColour) {
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menuStyle["backgroundColor"] = props.menuColour;
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}
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// FIXME: If a menu uses getDefaultProps it clobbers the onFinished
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// property set here so you can't close the menu from a button click!
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const menu = (
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<div className={className} style={position}>
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<div className={menuClasses} style={menuStyle}>
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{ chevron }
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<Element {...props} onFinished={closeMenu} />
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</div>
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<div className="mx_ContextualMenu_background" onClick={closeMenu}></div>
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<style>{ chevronCSS }</style>
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</div>
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);
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ReactDOM.render(menu, this.getOrCreateContainer());
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return {close: closeMenu};
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},
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};
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