我正在尝试对图像施加效果,当用户将鼠标放在图像上时,会显示一个写着阅读更多 .. 的按钮。
类似于:
但我不知道如何用 react-bootstrap 做到这一点 我尝试这样做以查看是否发生了什么,但没有发生:
<div>
<div className="view overlay">
<Thumbnail src={item.image} className="img-fluid " />
<div className="mask flex-center rgba-red-strong">
<p className="white-text">Super light overlay</p>
</div>
</div>
</div>
有什么帮助吗?谢谢!!
最佳答案
非常非常快我做了一个代码示例,可能你必须修复 css
let { Grid, Row, Col, Image,Overlay,Button,Tooltip } = ReactBootstrap;
function CustomPopover({ className, style }) {
return (
<div
className={className}
style={{
...style,
position: 'absolute',
backgroundColor: '#EEE',
boxShadow: '0 5px 10px rgba(0, 0, 0, 0.2)',
border: '1px solid #CCC',
borderRadius: 3,
marginLeft: -5,
marginTop: 1,
padding: 10
}}
>
<strong>Read More</strong>
</div>
);
}
class Example extends React.Component {
constructor(props, context) {
super(props, context);
this.getTarget = this.getTarget.bind(this);
this.handleMouseOver = this.handleMouseOver.bind(this);
this.handleMouseOut = this.handleMouseOut.bind(this);
this.state = {
show: false
};
}
getTarget() {
return ReactDOM.findDOMNode(this.target);
}
handleMouseOut() {
this.setState({ show: false});
}
handleMouseOver() {
this.setState({ show: true});
}
render() {
const sharedProps = {
container: this,
target: this.getTarget,
show: this.state.show
};
return (
<Grid>
<Row>
<Col xs={6} md={3}>
<Image ref={button => {
this.target = button;
}} onMouseOut={this.handleMouseOut}
onMouseOver={this.handleMouseOver}src="https://hips.hearstapps.com/hmg-prod.s3.amazonaws.com/images/los-5-libros-que-obama-te-recomienda-leer-para-lo-que-resta-de-verano-1534782301.jpg" responsive />
<Overlay {...sharedProps} placement="bottom">
<CustomPopover />
</Overlay>
</Col>
</Row>
</Grid>
);
}
}
ReactDOM.render(
<Example />,
document.getElementById('app')
);
截图:
希望能帮到你,如果你需要什么,请告诉我!
关于javascript - 在图像缩略图中阅读更多内容,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/52960142/