<template>
<div class="container-fluid">
<label>
<input type="radio" name="filter" value="" checked="true" />
No Grouping
</label>
<label>
<input type="radio" name="filter" value="country" />
By Country
</label>
<label>
<input type="radio" name="filter" value="country,product" />
By Country and by Product
</label>
<label>
<input type="radio" name="filter" value="country,product,sales" />
By Country, Product, and Sales
</label>
<p>
<button class="btn btn-default" v-on:click="dumpData">
Show Result on Console
</button>
</p>
<wj-flex-grid :items-source="view" :alternating-row-step="0" headers-visibility="Column">
</wj-flex-grid>
</div>
</template>
<script setup>
import * as wijmo from "@mescius/wijmo";
import { getData } from "./data";
import { ref, onMounted } from "vue";
const view = ref(
new wijmo.CollectionView(getData(), {
currentItem: null,
sortDescriptions: [new wijmo.SortDescription("sales", false)],
}),
);
onMounted(function () {
// change the grouping
document.addEventListener("change", (e) => {
// remove the old groups
view.value.groupDescriptions.clear();
//
// add the new groups
let filter = e.target;
if (filter.value) {
filter.value.split(",").forEach((prop) => {
// group sales by value ranges
let pgd;
if (prop == "sales") {
pgd = new wijmo.PropertyGroupDescription(prop, (item) => {
if (item.sales > 8000) return "High";
if (item.sales > 4000) return "Medium";
return "Low";
});
} else {
// group others by value
pgd = new wijmo.PropertyGroupDescription(prop);
}
view.value.groupDescriptions.push(pgd);
});
}
});
});
function dumpData() {
if (!view.value.groups) {
console.log("*** no groups");
} else {
console.log("*** " + view.value.groups.length + " groups:");
view.value.groups.forEach((group) => dumpGroup(group, ""));
}
}
function dumpGroup(group, level) {
// show information for this group
let propName = group.groupDescription["propertyName"],
groupName = group.name,
groupInfo = propName + " > " + groupName; // group summary
//
groupInfo += " (" + group.items.length + " items)"; // item count
groupInfo += " total sales: " + wijmo.Globalize.format(group.getAggregate(wijmo.Aggregate.Sum, "sales"), "c2");
console.log(level + groupInfo);
//
// show subgroups
if (group.groups) {
group.groups.forEach((child) => dumpGroup(child, level + " "));
}
}
</script>
<style>
.container-fluid .wj-flexgrid {
max-height: 250px;
}
label {
width: 100%
}
</style>
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="utf-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<title>MESCIUS Wijmo CollectionView Grouping</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>
export function getData(callback, delay) {
let countries = ['US', 'Germany', 'UK', 'Japan', 'Italy', 'Greece'],
products = ['Piano', 'Violin', 'Flute', 'Guitar', 'Cello'],
data = [];
//
for (let i = 0; i < 1000; i++) {
data.push({
id: i,
country: countries[i % countries.length],
product: products[i % products.length],
sales: Math.random() * 10000,
expenses: Math.random() * 5000
});
}
//
return data;
}
(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': 'npm:@mescius/wijmo.grid.grouppanel/index.js',
'@mescius/wijmo.grid.multirow': 'npm:@mescius/wijmo.grid.multirow/index.js',
'@mescius/wijmo.grid.transposed': 'npm:@mescius/wijmo.grid.transposed/index.js',
'@mescius/wijmo.grid.transposedmultirow': 'npm:@mescius/wijmo.grid.transposedmultirow/index.js',
'@mescius/wijmo.grid.pdf': 'npm:@mescius/wijmo.grid.pdf/index.js',
'@mescius/wijmo.grid.sheet': 'npm:@mescius/wijmo.grid.sheet/index.js',
'@mescius/wijmo.grid.xlsx': 'npm:@mescius/wijmo.grid.xlsx/index.js',
'@mescius/wijmo.grid.selector': 'npm:@mescius/wijmo.grid.selector/index.js',
'@mescius/wijmo.grid.cellmaker': 'npm:@mescius/wijmo.grid.cellmaker/index.js',
'@mescius/wijmo.nav': 'npm:@mescius/wijmo.nav/index.js',
'@mescius/wijmo.odata': 'npm:@mescius/wijmo.odata/index.js',
'@mescius/wijmo.olap': 'npm:@mescius/wijmo.olap/index.js',
'@mescius/wijmo.rest': 'npm:@mescius/wijmo.rest/index.js',
'@mescius/wijmo.pdf': 'npm:@mescius/wijmo.pdf/index.js',
'@mescius/wijmo.pdf.security': 'npm:@mescius/wijmo.pdf.security/index.js',
'@mescius/wijmo.viewer': 'npm:@mescius/wijmo.viewer/index.js',
'@mescius/wijmo.xlsx': 'npm:@mescius/wijmo.xlsx/index.js',
'@mescius/wijmo.undo': 'npm:@mescius/wijmo.undo/index.js',
'@mescius/wijmo.interop.grid': 'npm:@mescius/wijmo.interop.grid/index.js',
'@mescius/wijmo.touch': 'npm:@mescius/wijmo.touch/index.js',
'@mescius/wijmo.cloud': 'npm:@mescius/wijmo.cloud/index.js',
'@mescius/wijmo.barcode': 'npm:@mescius/wijmo.barcode/index.js',
'@mescius/wijmo.barcode.common': 'npm:@mescius/wijmo.barcode.common/index.js',
'@mescius/wijmo.barcode.composite': 'npm:@mescius/wijmo.barcode.composite/index.js',
'@mescius/wijmo.barcode.specialized': 'npm:@mescius/wijmo.barcode.specialized/index.js',
"@mescius/wijmo.vue2.chart.analytics": "npm:@mescius/wijmo.vue2.chart.analytics/index.js",
"@mescius/wijmo.vue2.chart.animation": "npm:@mescius/wijmo.vue2.chart.animation/index.js",
"@mescius/wijmo.vue2.chart.annotation": "npm:@mescius/wijmo.vue2.chart.annotation/index.js",
"@mescius/wijmo.vue2.chart.finance.analytics": "npm:@mescius/wijmo.vue2.chart.finance.analytics/index.js",
"@mescius/wijmo.vue2.chart.finance": "npm:@mescius/wijmo.vue2.chart.finance/index.js",
"@mescius/wijmo.vue2.chart.hierarchical": "npm:@mescius/wijmo.vue2.chart.hierarchical/index.js",
"@mescius/wijmo.vue2.chart.interaction": "npm:@mescius/wijmo.vue2.chart.interaction/index.js",
"@mescius/wijmo.vue2.chart.radar": "npm:@mescius/wijmo.vue2.chart.radar/index.js",
'@mescius/wijmo.vue2.chart.map': 'npm:@mescius/wijmo.vue2.chart.map/index.js',
"@mescius/wijmo.vue2.chart": "npm:@mescius/wijmo.vue2.chart/index.js",
"@mescius/wijmo.vue2.core": "npm:@mescius/wijmo.vue2.core/index.js",
"@mescius/wijmo.vue2.gauge": "npm:@mescius/wijmo.vue2.gauge/index.js",
"@mescius/wijmo.vue2.grid.detail": "npm:@mescius/wijmo.vue2.grid.detail/index.js",
"@mescius/wijmo.vue2.grid.filter": "npm:@mescius/wijmo.vue2.grid.filter/index.js",
"@mescius/wijmo.vue2.grid.grouppanel": "npm:@mescius/wijmo.vue2.grid.grouppanel/index.js",
'@mescius/wijmo.vue2.grid.search': 'npm:@mescius/wijmo.vue2.grid.search/index.js',
"@mescius/wijmo.vue2.grid.multirow": "npm:@mescius/wijmo.vue2.grid.multirow/index.js",
"@mescius/wijmo.vue2.grid.sheet": "npm:@mescius/wijmo.vue2.grid.sheet/index.js",
'@mescius/wijmo.vue2.grid.transposed': 'npm:@mescius/wijmo.vue2.grid.transposed/index.js',
'@mescius/wijmo.vue2.grid.transposedmultirow': 'npm:@mescius/wijmo.vue2.grid.transposedmultirow/index.js',
"@mescius/wijmo.vue2.grid": "npm:@mescius/wijmo.vue2.grid/index.js",
"@mescius/wijmo.vue2.input": "npm:@mescius/wijmo.vue2.input/index.js",
"@mescius/wijmo.vue2.olap": "npm:@mescius/wijmo.vue2.olap/index.js",
"@mescius/wijmo.vue2.viewer": "npm:@mescius/wijmo.vue2.viewer/index.js",
"@mescius/wijmo.vue2.nav": "npm:@mescius/wijmo.vue2.nav/index.js",
"@mescius/wijmo.vue2.base": "npm:@mescius/wijmo.vue2.base/index.js",
'@mescius/wijmo.vue2.barcode.common': 'npm:@mescius/wijmo.vue2.barcode.common/index.js',
'@mescius/wijmo.vue2.barcode.composite': 'npm:@mescius/wijmo.vue2.barcode.composite/index.js',
'@mescius/wijmo.vue2.barcode.specialized': 'npm:@mescius/wijmo.vue2.barcode.specialized/index.js',
'bootstrap.css': 'npm:bootstrap/dist/css/bootstrap.min.css',
'jszip': 'npm:jszip/dist/jszip.js',
'css': 'npm:systemjs-plugin-css/css.js',
'vue': 'npm:vue/dist/vue.cjs.js',
'@vue/compiler-dom':'npm:@vue/compiler-dom/dist/compiler-dom.global.prod.js',
'@vue/runtime-dom':'npm:@vue/runtime-dom/dist/runtime-dom.global.prod.js',
'@vue/shared':'npm:@vue/shared/dist/shared.cjs.js',
'@vue/compiler-dom':'npm:@vue/compiler-dom/dist/compiler-dom.global.prod.js',
'@vue/runtime-dom':'npm:@vue/runtime-dom/dist/runtime-dom.global.prod.js',
'@vue/shared':'npm:@vue/shared/dist/shared.cjs.js',
'@vue/compiler-dom':'npm:@vue/compiler-dom/dist/compiler-dom.global.prod.js',
'@vue/runtime-dom':'npm:@vue/runtime-dom/dist/runtime-dom.global.prod.js',
'@vue/shared':'npm:@vue/shared/dist/shared.cjs.js',
'@vue/compiler-dom':'npm:@vue/compiler-dom/dist/compiler-dom.global.prod.js',
'@vue/runtime-dom':'npm:@vue/runtime-dom/dist/runtime-dom.global.prod.js',
'@vue/shared':'npm:@vue/shared/dist/shared.cjs.js',
'@vue/compiler-dom':'npm:@vue/compiler-dom/dist/compiler-dom.global.prod.js',
'@vue/runtime-dom':'npm:@vue/runtime-dom/dist/runtime-dom.global.prod.js',
'@vue/shared':'npm:@vue/shared/dist/shared.cjs.js',
'@vue/compiler-dom':'npm:@vue/compiler-dom/dist/compiler-dom.global.prod.js',
'@vue/runtime-dom':'npm:@vue/runtime-dom/dist/runtime-dom.global.prod.js',
'@vue/shared':'npm:@vue/shared/dist/shared.cjs.js',
'@vue/compiler-dom':'npm:@vue/compiler-dom/dist/compiler-dom.global.prod.js',
'@vue/runtime-dom':'npm:@vue/runtime-dom/dist/runtime-dom.global.prod.js',
'@vue/shared':'npm:@vue/shared/dist/shared.cjs.js',
'@vue/compiler-dom':'npm:@vue/compiler-dom/dist/compiler-dom.global.prod.js',
'@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);
