react-demo/s5.html at master · BingerCoder/react-demo · GitHub

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<html>
    <head>
        <link href="css/bootstrap.min.css" rel="stylesheet">
        <style>
            .child {
                border-color: black;
                border: 1px solid;
                height: 200px;
            }
            .parent {
                height: 400px;
                border: 3px solid;
            }
        </style>
    </head>

    <body>
        <h1><span class="label label-info">DEMO 5</span></h1>
        <br><br><br>


        <div id="well">

        </div>

        <script src="js/jquery.min.js"></script>
        <script src="js/react.js"></script>
        <script src="js/react-dom.js"></script>
        <script src="js/browser.min.js"></script>

        <script type="text/babel">
        var Child = React.createClass({
            getInitialState: function() {
                return {color: ""};
            },
            changeColor: function(e) {
                this.setState({color: e.target.getAttribute("data-color")});
            },
            render: function() {
                return (
                    <div style={{backgroundColor: this.state.color}} className="col-xs-5 col-xs-offset-1 child">
                        <br/>
                        <ul className="list-inline">
                            <li><a href="#" data-color="#286090" className="btn btn-primary" onClick={this.props.parentChangeColor}>&nbsp;</a></li>
                            <li><a href="#" data-color="#31b0d5" className="btn btn-info" onClick={this.props.parentChangeColor}>&nbsp;</a></li>
                            <li><a href="#" data-color="#c9302c" className="btn btn-danger" onClick={this.props.parentChangeColor}>&nbsp;</a></li>
                            <li><a href="#" data-color="#ec971f" className="btn btn-warning" onClick={this.props.parentChangeColor}>&nbsp;</a></li>
                            <li><a href="#" data-color="#e6e6e6" className="btn btn-default" onClick={this.props.parentChangeColor}>&nbsp;</a></li>
                        </ul>
                    </div>
                );
            }
        });

        var Parent = React.createClass({
            getInitialState: function() {
                return {color: ""};
            },
            changeColor: function(e) {
                this.setState({color: e.target.getAttribute("data-color")});
            },
            child1ChangeColor: function(e) {
                this.refs["child1"].changeColor(e);
            },
            child2ChangeColor: function(e) {
                this.refs["child2"].changeColor(e);
            },
            render: function() {
                return (
                    <div style={{backgroundColor: this.state.color}} className="col-xs-10 col-xs-offset-1 parent">
                        <br/>
                        <ul className="list-inline">
                            <li>对应第一个child</li>
                            <li><a href="#" data-color="#286090" className="btn btn-primary" onClick={this.child1ChangeColor}>&nbsp;</a></li>
                            <li><a href="#" data-color="#31b0d5" className="btn btn-info" onClick={this.child1ChangeColor}>&nbsp;</a></li>
                            <li><a href="#" data-color="#c9302c" className="btn btn-danger" onClick={this.child1ChangeColor}>&nbsp;</a></li>
                            <li><a href="#" data-color="#ec971f" className="btn btn-warning" onClick={this.child1ChangeColor}>&nbsp;</a></li>
                            <li><a href="#" data-color="#e6e6e6" className="btn btn-default" onClick={this.child1ChangeColor}>&nbsp;</a></li>
                        </ul>
                        <ul className="list-inline">
                            <li>对应第二个child</li>
                            <li><a href="#" data-color="#286090" className="btn btn-primary" onClick={this.child2ChangeColor}>&nbsp;</a></li>
                            <li><a href="#" data-color="#31b0d5" className="btn btn-info" onClick={this.child2ChangeColor}>&nbsp;</a></li>
                            <li><a href="#" data-color="#c9302c" className="btn btn-danger" onClick={this.child2ChangeColor}>&nbsp;</a></li>
                            <li><a href="#" data-color="#ec971f" className="btn btn-warning" onClick={this.child2ChangeColor}>&nbsp;</a></li>
                            <li><a href="#" data-color="#e6e6e6" className="btn btn-default" onClick={this.child2ChangeColor}>&nbsp;</a></li>
                        </ul>
                        <hr/>

                        <Child ref="child1" parentChangeColor={this.changeColor} />
                        <Child ref="child2" parentChangeColor={this.changeColor} />
                    </div>
                );
            }
        });


        ReactDOM.render(
            <Parent/>,
            document.getElementById('well')
        );

        </script>
    </body>
</html>