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Range Selector

Use Range Selection for Calculation

Documentation

The RangeSelector widget allows you to handle changes of the currently selected range. For this purpose, the callback function is specified in the onValueChanged option. Select the function’s call mode using the «Handle Range Changes» drop-down menu.

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<template> <div> <div id="range-selector-demo"> <dx-range-selector id="range-selector" :value.sync="range" title="Calculate the Working Days Count in a Date Period" > <dx-margin :top="50"/> <dx-scale :start-value="startValue" :end-value="endValue" tick-interval="month" minor-tick-interval="day" > <dx-minor-tick :visible="false"/> <dx-marker :visible="false"/> <dx-label format="MMM"/> </dx-scale> <dx-behavior :call-value-changed="currentBehaviorMode"/> <dx-slider-marker format="dd EEEE"/> </dx-range-selector> <h2>Working days count: {{ workingDaysCount }}</h2> <div class="options"> <div class="caption">Options</div> <div class="option"> <span>Handle Range Changes</span> <dx-select-box id="handle" :data-source="behaviorModes" :width="210" v-model="currentBehaviorMode" /> </div> </div> </div> </div> </template> <script> import { DxRangeSelector, DxMargin, DxScale, DxMinorTick, DxMarker, DxLabel, DxBehavior, DxSliderMarker } from 'devextreme-vue/range-selector'; import { DxSelectBox } from 'devextreme-vue/select-box'; export default { components: { DxRangeSelector, DxMargin, DxScale, DxMinorTick, DxMarker, DxLabel, DxBehavior, DxSliderMarker, DxSelectBox }, data() { const range = [new Date(2011, 0, 1), new Date(2011, 11, 31)]; const behaviorModes = ['onMoving', 'onMovingComplete']; return { startValue: range[0], endValue: range[1], range, behaviorModes, currentBehaviorMode: behaviorModes[0] }; }, computed: { workingDaysCount() { const currentDate = new Date(this.range[0]); let workingDaysCount = 0; while (currentDate <= this.range[1]) { if(currentDate.getDay() > 0 && currentDate.getDay() < 6) { workingDaysCount++; } currentDate.setDate(currentDate.getDate() + 1); } return workingDaysCount; } } }; </script> <style scoped> #range-selector { height: 200px; } h2 { text-align: center; } .options { padding: 20px; background-color: rgba(191, 191, 191, 0.15); position: absolute; bottom: 0; left: 0; right: 0; } .option { margin-top: 10px; } .caption { font-size: 18px; font-weight: 500; } .option > span { margin-right: 10px; } .option > .dx-widget { display: inline-block; vertical-align: middle; } </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/19.2.3/css/dx.common.css" /> <link rel="dx-theme" data-theme="generic.light" href="https://cdn3.devexpress.com/jslib/19.2.3/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:dx-systemjs-vue-browser@latest/index.js', 'devextreme': 'npm:devextreme@19.2', 'devextreme-vue': 'npm:devextreme-vue@19.2', jszip: 'npm:jszip@3.1.3/dist/jszip.min.js', 'quill': 'npm:quill@1.3.7/dist/quill.js', 'devexpress-diagram': 'npm:devexpress-diagram', 'devexpress-gantt': 'npm:devexpress-gantt', '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 } });