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Progress Bar

Progress Bar

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The ProgressBar is a widget that shows current progress.

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<template> <div class="form"> <dx-button id="progress-button" :text="buttonText" :width="200" :on-click="onButtonClick" /> <div class="progress-info"> Time left {{ seconds | time }} </div> <dx-progress-bar id="progress-bar-status" :class="{complete: seconds == 0}" :min="0" :max="maxValue" :status-format="statusFormat" :value="progressValue" width="90%" /> </div> </template> <script> import { DxButton } from 'devextreme-vue/button'; import { DxProgressBar } from 'devextreme-vue/progress-bar'; const maxValue = 10; function statusFormat(value) { return `Loading: ${ value * 100 }%`; } export default { components: { DxButton, DxProgressBar }, filters: { time(value) { return `00:00:${ (`0${ value}`).slice(-2)}`; } }, data() { return { maxValue, seconds: maxValue, buttonText: 'Start progress', inProgress: false, statusFormat }; }, computed: { progressValue() { return maxValue - this.seconds; } }, methods: { onButtonClick() { if (this.inProgress) { this.buttonText = 'Continue progress'; clearInterval(this.intervalId); } else { this.buttonText = 'Stop progress'; if (this.seconds === 0) { this.seconds = maxValue; } this.intervalId = setInterval(() => this.timer(), 1000); } this.inProgress = !this.inProgress; }, timer() { this.seconds = this.seconds - 1; if (this.seconds == 0) { this.buttonText = 'Restart progress'; this.inProgress = !this.inProgress; clearInterval(this.intervalId); } } }, }; </script> <style> .form { padding: 20% 0; text-align: center; } #progress-button { margin-bottom: 20px; } #progress-bar-status { display: inline-block; } .complete .dx-progressbar-range { background-color: green; } </style>
import Vue from 'vue'; import App from './App.vue'; new Vue({ el: '#app', components: { App }, template: '<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/19.1.5/css/dx.common.css" /> <link rel="stylesheet" type="text/css" href="https://cdn3.devexpress.com/jslib/19.1.5/css/dx.light.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"> <span v-if="false">Loading...</span> </div> </div> </body> </html>
System.config({ transpiler: 'plugin-babel', paths: { 'npm:': 'https://unpkg.com/' }, map: { vue: 'npm:vue@2.6.3/dist/vue.esm.browser.js', 'vue-loader': 'npm:systemjs-vue-browser@latest/index.js', 'devextreme': 'npm:devextreme@19.1', 'devextreme-vue': 'npm:devextreme-vue@19.1', jszip: 'npm:jszip@3.1.3/dist/jszip.min.js', 'quill': 'npm:quill@1.3.6/dist/quill.js', 'devexpress-diagram': 'npm:devexpress-diagram', 'plugin-babel': 'npm:systemjs-plugin-babel@0/plugin-babel.js', 'systemjs-babel-build': 'npm:systemjs-plugin-babel@0/systemjs-babel-browser.js' }, meta: { '*.vue': { loader: 'vue-loader' } }, packages: { 'devextreme-vue': { main: 'index.js' }, 'devextreme': { defaultExtension: 'js' } }, babelOptions: { sourceMaps: false, stage0: true } });