Formatting Items in ListBox (Vue)

The ListBox control allows you to customize the display of the items in the list. This sample adds inline HTML with glyphs to display them in the ListBox.

Learn about Input Controls | ListBox Customization Documentation | ListBox API Reference

This example uses Vue.

app.vue
index.html
Copy to CodeMine
<template> <div class="container-fluid"> <div class="row"> <p> This ListBox uses a <b>formatItem</b> event to customize the display of the items in the list. </p> </div> <div class="row"> <div class="col-xs-4"> <wj-list-box :itemsSource="glyphs" :selectedIndexChanged="onSelectedIndexChanged"> <wj-item-template v-slot="ctx"> <!-- ctx.item - item in itemsSource of ListBox control ctx.itemIndex - index of item in itemsSource of ListBox control ctx.control - ListBox controll --> <div class="wj-glyph"> <span :class="'wj-glyph-' + ctx.item"></span> </div> {{ ctx.item }} </wj-item-template> </wj-list-box> </div> <div class="col-xs-8"> <h1> <span v-bind:class="'wj-glyph-' + selectedItem"></span> </h1> </div> </div> </div> </template> <script setup> import { ref } from "vue"; const glyphs = ref(["asterisk", "calendar", "check", "circle", "clock", "diamond", "down", "down-left", "down-right", "file", "filter", "left", "minus", "pencil", "plus", "right", "square", "step-backward", "step-forward", "up", "up-left", "up-right"]); const selectedItem = ref("asterisk"); function onSelectedIndexChanged(sender) { selectedItem.value = sender.selectedValue; } </script> <style> .container-fluid .wj-listbox { max-height: 150px; } .container-fluid .wj-listbox .wj-glyph { display: inline-block; width: 2em; text-align: center; } .container-fluid .wj-listbox .wj-listbox-item:not(.wj-state-selected) .wj-glyph { color: navy; } body { margin-bottom: 24pt; } </style>
<template> <div class="container-fluid"> <div class="row"> <p> This ListBox uses a <b>formatItem</b> event to customize the display of the items in the list. </p> </div> <div class="row"> <div class="col-xs-4"> <wj-list-box :itemsSource="glyphs" :selectedIndexChanged="onSelectedIndexChanged"> <wj-item-template v-slot="ctx"> <!-- ctx.item - item in itemsSource of ListBox control ctx.itemIndex - index of item in itemsSource of ListBox control ctx.control - ListBox controll --> <div class="wj-glyph"> <span :class="'wj-glyph-' + ctx.item"></span> </div> {{ ctx.item }} </wj-item-template> </wj-list-box> </div> <div class="col-xs-8"> <h1> <span v-bind:class="'wj-glyph-' + selectedItem"></span> </h1> </div> </div> </div> </template> <script setup> import { ref } from "vue"; const glyphs = ref(["asterisk", "calendar", "check", "circle", "clock", "diamond", "down", "down-left", "down-right", "file", "filter", "left", "minus", "pencil", "plus", "right", "square", "step-backward", "step-forward", "up", "up-left", "up-right"]); const selectedItem = ref("asterisk"); function onSelectedIndexChanged(sender) { selectedItem.value = sender.selectedValue; } </script> <style> .container-fluid .wj-listbox { max-height: 150px; } .container-fluid .wj-listbox .wj-glyph { display: inline-block; width: 2em; text-align: center; } .container-fluid .wj-listbox .wj-listbox-item:not(.wj-state-selected) .wj-glyph { color: navy; } body { margin-bottom: 24pt; } </style>
<!DOCTYPE html> <html lang="en"> <head> <meta charset="utf-8"> <meta http-equiv="X-UA-Compatible" content="IE=edge"> <title>MESCIUS Wijmo ListBox formatItem</title> <meta name="viewport" content="width=device-width, initial-scale=1.0"> <!-- SystemJS --> <script src="compiler.js" type="module"></script> <script src="https://cdnjs.cloudflare.com/ajax/libs/systemjs/0.21.5/system.src.js" integrity="sha512-skZbMyvYdNoZfLmiGn5ii6KmklM82rYX2uWctBhzaXPxJgiv4XBwJnFGr5k8s+6tE1pcR1nuTKghozJHyzMcoA==" crossorigin="anonymous"></script> <script src="systemjs.config.js"></script> <script> System.import('./src/app.js'); </script> </head> <body> <div id="app"></div> </body> </html>
(function (global) { System.config({ transpiler: 'plugin-babel', babelOptions: { es2015: true }, meta: { '*.css': { loader: 'css' }, '*.vue': { loader: '../plugin-vue/index.js' } //'*.vue': { loader: 'systemjs-plugin-vue' } }, paths: { // paths serve as alias 'npm:': 'node_modules/' }, // map tells the System loader where to look for things map: { '@mescius/wijmo': 'npm:@mescius/wijmo/index.js', '@mescius/wijmo.input': 'npm:@mescius/wijmo.input/index.js', '@mescius/wijmo.styles': 'npm:@mescius/wijmo.styles', '@mescius/wijmo.cultures': 'npm:@mescius/wijmo.cultures', '@mescius/wijmo.chart': 'npm:@mescius/wijmo.chart/index.js', '@mescius/wijmo.chart.analytics': 'npm:@mescius/wijmo.chart.analytics/index.js', '@mescius/wijmo.chart.animation': 'npm:@mescius/wijmo.chart.animation/index.js', '@mescius/wijmo.chart.annotation': 'npm:@mescius/wijmo.chart.annotation/index.js', '@mescius/wijmo.chart.finance': 'npm:@mescius/wijmo.chart.finance/index.js', '@mescius/wijmo.chart.finance.analytics': 'npm:@mescius/wijmo.chart.finance.analytics/index.js', '@mescius/wijmo.chart.hierarchical': 'npm:@mescius/wijmo.chart.hierarchical/index.js', '@mescius/wijmo.chart.interaction': 'npm:@mescius/wijmo.chart.interaction/index.js', '@mescius/wijmo.chart.radar': 'npm:@mescius/wijmo.chart.radar/index.js', '@mescius/wijmo.chart.render': 'npm:@mescius/wijmo.chart.render/index.js', '@mescius/wijmo.chart.webgl': 'npm:@mescius/wijmo.chart.webgl/index.js', '@mescius/wijmo.chart.map': 'npm:@mescius/wijmo.chart.map/index.js', '@mescius/wijmo.gauge': 'npm:@mescius/wijmo.gauge/index.js', '@mescius/wijmo.grid': 'npm:@mescius/wijmo.grid/index.js', '@mescius/wijmo.grid.detail': 'npm:@mescius/wijmo.grid.detail/index.js', '@mescius/wijmo.grid.filter': 'npm:@mescius/wijmo.grid.filter/index.js', '@mescius/wijmo.grid.search': 'npm:@mescius/wijmo.grid.search/index.js', '@mescius/wijmo.grid.style': 'npm:@mescius/wijmo.grid.style/index.js', '@mescius/wijmo.grid.grouppanel': 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'@vue/runtime-dom':'npm:@vue/runtime-dom/dist/runtime-dom.global.prod.js', '@vue/shared':'npm:@vue/shared/dist/shared.cjs.js', 'vue-loader': 'npm:systemjs-vue-browser/index.js', //'systemjs-plugin-vue': 'npm:systemjs-plugin-vue/index.js', 'plugin-babel': 'npm:systemjs-plugin-babel/plugin-babel.js', 'systemjs-babel-build': 'npm:systemjs-plugin-babel/systemjs-babel-browser.js' }, // packages tells the System loader how to load when no filename and/or no extension packages: { src: { defaultExtension: 'js' }, rxjs: { defaultExtension: 'js' }, "node_modules": { defaultExtension: 'js' }, wijmo: { defaultExtension: 'js', } } }); })(this);