jitsi_mod/react/features/toolbar/components/AbstractToolbarButton.js

import React, { Component } from 'react';

/**
 * Abstract (base) class for a button in Toolbar.
 *
 * @abstract
 */
export default class AbstractToolbarButton extends Component {

    /**
     * Implements React's {@link Component#render()}.
     *
     * @inheritdoc
     * @returns {ReactElement}
     */
    render() {
        return this._renderButton(this._renderIcon());
    }

    /**
     * Renders the icon of this Toolbar button.
     *
     * @param {string|ReactClass} type - The React Component type of the icon to
     * be rendered.
     * @protected
     * @returns {ReactElement} The icon of this Toolbar button.
     */
    _renderIcon(type) {
        const props = {};

        'iconName' in this.props && (props.name = this.props.iconName);
        'iconStyle' in this.props && (props.style = this.props.iconStyle);

        return React.createElement(type, props);
    }
}

/**
 * AbstractToolbarButton component's property types.
 *
 * @static
 */
AbstractToolbarButton.propTypes = {

    /**
     * The name of the Icon of this AbstractToolbarButton.
     */
    iconName: React.PropTypes.string,

    /**
     * The style of the Icon of this AbstractToolbarButton.
     */
    iconStyle: React.PropTypes.object,
    onClick: React.PropTypes.func,
    style:
        React.PropTypes.oneOfType([
            React.PropTypes.array,
            React.PropTypes.object
        ]),
    underlayColor: React.PropTypes.any
};