Overview
Documentation
The Gallery is a UI component that displays a collection of images in a carousel. The component is supplied with various navigation controls that allow a user to switch between images.
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import React from 'react';
import Gallery from 'devextreme-react/gallery';
import CheckBox from 'devextreme-react/check-box';
import { gallery } from './data.js';
class App extends React.Component {
constructor(props) {
super(props);
this.state = { loop: true, slideShow: true, showNavButtons: true, showIndicator: true };
this.onLoopChanged = this.onLoopChanged.bind(this);
this.onSlideShowChanged = this.onSlideShowChanged.bind(this);
this.onShowNavButtonsChanged = this.onShowNavButtonsChanged.bind(this);
this.onShowIndicatorChanged = this.onShowIndicatorChanged.bind(this);
}
render() {
return (
<div>
<div className="widget-container">
<Gallery
id="gallery"
dataSource={gallery}
height={300}
slideshowDelay={this.state.slideShow ? 2000 : 0}
loop={this.state.loop}
showNavButtons={this.state.showNavButtons}
showIndicator={this.state.showIndicator} />
</div>
<div className="options">
<div className="caption">Options</div>
<div className="option">
<CheckBox text="Loop mode" value={this.state.loop} onValueChanged={this.onLoopChanged} />
</div>
<div className="option">
<CheckBox text="Slide show" value={this.state.slideShow} onValueChanged={this.onSlideShowChanged} />
</div>
<div className="option">
<CheckBox text="Navigation buttons" value={this.state.showNavButtons} onValueChanged={this.onShowNavButtonsChanged} />
</div>
<div className="option">
<CheckBox text="Indicator" value={this.state.showIndicator} onValueChanged={this.onShowIndicatorChanged} />
</div>
</div>
</div>
);
}
onLoopChanged(data) {
this.setState({
loop: data.value
});
}
onSlideShowChanged(data) {
this.setState({
slideShow: data.value
});
}
onShowNavButtonsChanged(data) {
this.setState({
showNavButtons: data.value
});
}
onShowIndicatorChanged(data) {
this.setState({
showIndicator: data.value
});
}
}
export default App;
import React from 'react';
import ReactDOM from 'react-dom';
import App from './App.js';
ReactDOM.render(
<App />,
document.getElementById('app')
);
<!DOCTYPE html>
<html>
<head>
<title>DevExtreme Demo</title>
<meta http-equiv="X-UA-Compatible" content="IE=edge" />
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<meta name="viewport" content="width=device-width, initial-scale=1.0, maximum-scale=1.0" />
<link rel="stylesheet" type="text/css" href="https://cdn3.devexpress.com/jslib/21.1.5/css/dx.common.css" />
<link rel="stylesheet" type="text/css" href="https://cdn3.devexpress.com/jslib/21.1.5/css/dx.light.css" />
<link rel="stylesheet" type="text/css" href="styles.css" />
<script src="https://unpkg.com/core-js@2.4.1/client/shim.min.js"></script>
<script src="https://unpkg.com/systemjs@0.21.3/dist/system.js"></script>
<script type="text/javascript" src="config.js"></script>
<script type="text/javascript">
System.import('./index.js');
</script>
</head>
<body class="dx-viewport">
<div class="demo-container">
<div id="app"></div>
</div>
</body>
</html>
.widget-container {
margin-right: 240px;
}
#gallery {
margin: auto;
max-width: 450px;
}
.options {
padding: 20px;
position: absolute;
bottom: 0;
right: 0;
width: 180px;
top: 0;
background-color: rgba(191, 191, 191, 0.15);
}
.caption {
font-size: 18px;
font-weight: 500;
}
.option {
margin-top: 10px;
}
export const gallery = [
'../../../../images/gallery/1.jpg',
'../../../../images/gallery/2.jpg',
'../../../../images/gallery/3.jpg',
'../../../../images/gallery/4.jpg',
'../../../../images/gallery/5.jpg',
'../../../../images/gallery/6.jpg',
'../../../../images/gallery/7.jpg',
'../../../../images/gallery/8.jpg',
'../../../../images/gallery/9.jpg'
];
window.config = {
transpiler: 'plugin-babel',
meta: {
'devextreme/localization.js': {
"esModule": true
},
},
paths: {
'npm:': 'https://unpkg.com/'
},
defaultExtension: 'js',
map: {
'react': 'npm:react@17.0.2/umd/react.development.js',
'react-dom': 'npm:react-dom@17.0.2/umd/react-dom.development.js',
'prop-types': 'npm:prop-types@15.7.2/prop-types.js',
'rrule': 'npm:rrule@2.6.6/dist/es5/rrule.js',
'luxon': 'npm:luxon@1.28.0/build/global/luxon.min.js',
'es6-object-assign': 'npm:es6-object-assign@1.1.0',
'devextreme': 'npm:devextreme@21.1.5/cjs',
'devextreme-react': 'npm:devextreme-react@21.1.5',
'jszip': 'npm:jszip@3.7.0/dist/jszip.min.js',
'devextreme-quill': 'npm:devextreme-quill@1.3.1/dist/dx-quill.min.js',
'devexpress-diagram': 'npm:devexpress-diagram@2.1.25/dist/dx-diagram.js',
'devexpress-gantt': 'npm:devexpress-gantt@3.0.4/dist/dx-gantt.js',
'@devextreme/vdom': 'npm:@devextreme/vdom@1.2.2',
'inferno': 'npm:inferno@7.4.8/dist/inferno.min.js',
'inferno-compat': 'npm:inferno-compat@7.4.8/dist/inferno-compat.min.js',
'inferno-create-element': 'npm:inferno-create-element@7.4.8/dist/inferno-create-element.min.js',
'inferno-dom': 'npm:inferno-dom@1.0.7/dist/inferno-dom.min.js',
'inferno-hydrate': 'npm:inferno-hydrate@7.4.8/dist/inferno-hydrate.min.js',
'inferno-clone-vnode': 'npm:inferno-clone-vnode@7.4.8/dist/inferno-clone-vnode.min.js',
'inferno-create-class': 'npm:inferno-create-class@7.4.8/dist/inferno-create-class.min.js',
'inferno-extras': 'npm:inferno-extras@7.4.8/dist/inferno-extras.min.js',
// SystemJS plugins
'plugin-babel': 'npm:systemjs-plugin-babel@0.0.25/plugin-babel.js',
'systemjs-babel-build': 'npm:systemjs-plugin-babel@0.0.25/systemjs-babel-browser.js'
},
packages: {
'devextreme': {
defaultExtension: 'js'
},
'@devextreme/vdom': {
defaultExtension: 'js'
},
'devextreme-react': {
main: 'index.js'
},
'devextreme/events/utils': {
main: 'index'
},
'devextreme/events': {
main: 'index'
},
'es6-object-assign': {
main: './index.js',
defaultExtension: 'js'
}
},
packageConfigPaths: [
"npm:@devextreme/*/package.json",
],
babelOptions: {
sourceMaps: false,
stage0: true,
react: true
}
};
System.config(window.config);