我想更新表格单元格中的值ReactCSSTransitionGroup
,并在值实时更改时以可视方式显示动画,但遇到问题:表格行似乎没有更新,而多个 div 已更新显示差异:
http://jsfiddle.net/jj0byzz0/33/
这是示例:
var ReactCSSTransitionGroup = React.addons.CSSTransitionGroup;
var AniTest = React.createClass({
render: function () {
var content = this.state.numbers.map(function(number){
return (
<tr key={number}>
<td>
<ReactCSSTransitionGroup component="div" transitionName="aninumber" >
<div key={number}>{number}</div>
</ReactCSSTransitionGroup>
</td>
</tr>
)
});
return (
<div>
<ReactCSSTransitionGroup transitionName="aninumber" >
<div key={this.state.numbers[0]}> {this.state.numbers[0]} </div>
<div key={this.state.numbers[1]}> {this.state.numbers[1]} </div>
</ReactCSSTransitionGroup>
<br/>
Table Animation
<table >
<thead>
<tr>
<th>#</th>
</tr>
</thead>
<tbody>
{content}
</tbody>
</table>
</div>
)
},
componentDidMount: function(){
setInterval(this.updateNumbers, 5000);
},
updateNumbers: function() {
this.setState({numbers:[Math.floor(Math.random() * 1000), Math.floor(Math.random() * 1000)]});
},
getInitialState: function(props){
return {
numbers:[1,2]
};
}
});
React.render(<AniTest/>, document.getElementById("anitest"));
和CSS:
.aninumber-enter {
background-color: green;
transition: background-color .5s ease;
}
.aninumber-enter.aninumber-enter-active {
background-color: transparent;
}
.aninumber-leave {
background-color: transparent;
transition: background-color .5s ease;
}
.aninumber-leave.aninumber-leave-active {
background-color: green;
}
最佳答案
不要在内容变量中插入多个 CSSTransitionGroup 标记。相反,删除显式 tbody 标记,并替换为:
<ReactCSSTransitionGroup component="tbody" transitionName="aninumber">
{content}
</ReactCSSTransitionGroup>
这个单个 TransitionGroup 呈现为 tbody 元素并控制内部 tr 子元素的动画。
使用 React v0.13 工作 fiddle :http://jsfiddle.net/faria/tefxbjtL/
关于css - ReactCSSTransitionGroup 为表格单元格添加动画,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/30409396/