<template>
<div class="container-fluid">
<!-- the grid -->
<wj-flex-grid
:itemsSource="data" :initialized="initializeGrid">
</wj-flex-grid>
</div>
</template>
<script>
import Vue from "vue";
import "@grapecity/wijmo.vue2.grid";
import { EditHighlighter } from "./edit-highlighter";
new Vue({
el: "#app",
data: {
data: getData()
},
methods:{
// add EditHighlighter to the grid
initializeGrid(grid){
new EditHighlighter(grid, 'cell-changed');
}
}
});
// create some random data
function getData() {
let countries = 'US,Germany,UK,Japan,Italy,Greece'.split(','),
data = [];
for (let i = 0; i < countries.length; i++) {
data.push({
id: i,
country: countries[i],
sales: Math.random() * 10000,
expenses: Math.random() * 5000,
overdue: i % 4 == 0
});
}
return data;
}
</script>
<style>
@import "./node_modules/bootstrap/dist/css/bootstrap.css";
@import "./node_modules/@grapecity/wijmo.styles/wijmo.css";
.wj-flexgrid {
max-height: 220px;
margin: 10px;
}
.wj-flexgrid .cell-changed {
background-color: lightpink;
}
body {
margin-bottom: 24px;
}
</style>
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="utf-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<title>MESCIUS Wijmo FlexGrid Editing</title>
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<!-- SystemJS -->
<script src="node_modules/systemjs/dist/system.src.js"></script>
<script src="systemjs.config.js"></script>
<script>
System.import('./src/app.vue');
</script>
</head>
<body>
<div id="app">
</div>
</body>
</html>
import { isUndefined, isDate, toggleClass } from '@grapecity/wijmo';
/**
* Class that highlights cells that have been edited in a FlexGrid.
*/
export class EditHighlighter {
/**
* Initializes a new instance of the {@link EditHighlighter} class.
*
* @param grid FlexGrid to highlight.
* @param cssClass Class name to apply to changed cells.
*/
constructor(grid, cssClass) {
this._originalValue = null;
this._originalValues = new Map();
this._grid = grid;
let cellChanging = this._cellChanging.bind(this),
cellChanged = this._cellChanged.bind(this);
grid.beginningEdit.addHandler(cellChanging);
grid.cellEditEnded.addHandler(cellChanged);
grid.pastingCell.addHandler(cellChanging);
grid.pastedCell.addHandler(cellChanged);
grid.formatItem.addHandler((s, e) => {
if (e.panel == s.cells) {
let changed = this._hasChange(e.getRow().dataItem, e.getColumn().binding);
toggleClass(e.cell, 'cell-changed', changed);
}
});
}
/**
* Clears all the changes and removes all highlights.
*/
clearChanges() {
this._originalValues.clear();
this._grid.invalidate();
}
// checks whether a cell has changed
_hasChange(item, binding) {
item = this._originalValues.get(item);
return item != null && !isUndefined(item[binding]);
}
// handles cell changing (edit or paste)
_cellChanging(s, e) {
this._originalValue = s.getCellData(e.row, e.col, false);
}
// handles cell changed (edit or paste)
_cellChanged(s, e) {
let newValue = s.getCellData(e.row, e.col, false);
this._storeChange(e.getRow().dataItem, e.getColumn().binding, this._originalValue, newValue);
}
// store a change into the _originalValues map
_storeChange(item, binding, originalValue, newValue) {
// get the item with the original values
let editItem = this._originalValues.get(item);
if (editItem == null) {
editItem = {};
this._originalValues.set(item, editItem);
}
// get the original value from the item if possible
let editValue = editItem[binding];
if (!isUndefined(editValue)) {
originalValue = editValue;
}
// store or clear the change
if (this._sameValue(originalValue, newValue)) {
delete editItem[binding];
if (Object.keys(editItem).length == 0) {
this._originalValues.delete(item);
}
}
else {
editItem[binding] = originalValue;
}
}
// compare two values taking dates into account
_sameValue(item1, item2) {
if (item1 === item2) {
return true;
}
if (isDate(item1) && isDate(item2)) {
return item1.getTime() == item2.getTime();
}
return false;
}
}
(function (global) {
System.config({
transpiler: 'plugin-babel',
babelOptions: {
es2015: true
},
meta: {
'*.css': { loader: 'css' },
'*.vue': { loader: 'vue-loader' }
//'*.vue': { loader: 'systemjs-plugin-vue' }
},
paths: {
// paths serve as alias
'npm:': 'node_modules/'
},
// map tells the System loader where to look for things
map: {
'@grapecity/wijmo': 'npm:@grapecity/wijmo/index.js',
'@grapecity/wijmo.input': 'npm:@grapecity/wijmo.input/index.js',
'@grapecity/wijmo.styles': 'npm:@grapecity/wijmo.styles',
'@grapecity/wijmo.cultures': 'npm:@grapecity/wijmo.cultures',
'@grapecity/wijmo.chart': 'npm:@grapecity/wijmo.chart/index.js',
'@grapecity/wijmo.chart.analytics': 'npm:@grapecity/wijmo.chart.analytics/index.js',
'@grapecity/wijmo.chart.animation': 'npm:@grapecity/wijmo.chart.animation/index.js',
'@grapecity/wijmo.chart.annotation': 'npm:@grapecity/wijmo.chart.annotation/index.js',
'@grapecity/wijmo.chart.finance': 'npm:@grapecity/wijmo.chart.finance/index.js',
'@grapecity/wijmo.chart.finance.analytics': 'npm:@grapecity/wijmo.chart.finance.analytics/index.js',
'@grapecity/wijmo.chart.hierarchical': 'npm:@grapecity/wijmo.chart.hierarchical/index.js',
'@grapecity/wijmo.chart.interaction': 'npm:@grapecity/wijmo.chart.interaction/index.js',
'@grapecity/wijmo.chart.radar': 'npm:@grapecity/wijmo.chart.radar/index.js',
'@grapecity/wijmo.chart.render': 'npm:@grapecity/wijmo.chart.render/index.js',
'@grapecity/wijmo.chart.webgl': 'npm:@grapecity/wijmo.chart.webgl/index.js',
'@grapecity/wijmo.chart.map': 'npm:@grapecity/wijmo.chart.map/index.js',
'@grapecity/wijmo.gauge': 'npm:@grapecity/wijmo.gauge/index.js',
'@grapecity/wijmo.grid': 'npm:@grapecity/wijmo.grid/index.js',
'@grapecity/wijmo.grid.detail': 'npm:@grapecity/wijmo.grid.detail/index.js',
'@grapecity/wijmo.grid.filter': 'npm:@grapecity/wijmo.grid.filter/index.js',
'@grapecity/wijmo.grid.search': 'npm:@grapecity/wijmo.grid.search/index.js',
'@grapecity/wijmo.grid.grouppanel': 'npm:@grapecity/wijmo.grid.grouppanel/index.js',
'@grapecity/wijmo.grid.multirow': 'npm:@grapecity/wijmo.grid.multirow/index.js',
'@grapecity/wijmo.grid.transposed': 'npm:@grapecity/wijmo.grid.transposed/index.js',
'@grapecity/wijmo.grid.transposedmultirow': 'npm:@grapecity/wijmo.grid.transposedmultirow/index.js',
'@grapecity/wijmo.grid.pdf': 'npm:@grapecity/wijmo.grid.pdf/index.js',
'@grapecity/wijmo.grid.sheet': 'npm:@grapecity/wijmo.grid.sheet/index.js',
'@grapecity/wijmo.grid.xlsx': 'npm:@grapecity/wijmo.grid.xlsx/index.js',
'@grapecity/wijmo.grid.selector': 'npm:@grapecity/wijmo.grid.selector/index.js',
'@grapecity/wijmo.grid.cellmaker': 'npm:@grapecity/wijmo.grid.cellmaker/index.js',
'@grapecity/wijmo.nav': 'npm:@grapecity/wijmo.nav/index.js',
'@grapecity/wijmo.odata': 'npm:@grapecity/wijmo.odata/index.js',
'@grapecity/wijmo.olap': 'npm:@grapecity/wijmo.olap/index.js',
'@grapecity/wijmo.rest': 'npm:@grapecity/wijmo.rest/index.js',
'@grapecity/wijmo.pdf': 'npm:@grapecity/wijmo.pdf/index.js',
'@grapecity/wijmo.pdf.security': 'npm:@grapecity/wijmo.pdf.security/index.js',
'@grapecity/wijmo.viewer': 'npm:@grapecity/wijmo.viewer/index.js',
'@grapecity/wijmo.xlsx': 'npm:@grapecity/wijmo.xlsx/index.js',
'@grapecity/wijmo.undo': 'npm:@grapecity/wijmo.undo/index.js',
'@grapecity/wijmo.interop.grid': 'npm:@grapecity/wijmo.interop.grid/index.js',
'@grapecity/wijmo.touch': 'npm:@grapecity/wijmo.touch/index.js',
'@grapecity/wijmo.cloud': 'npm:@grapecity/wijmo.cloud/index.js',
'@grapecity/wijmo.barcode': 'npm:@grapecity/wijmo.barcode/index.js',
'@grapecity/wijmo.barcode.common': 'npm:@grapecity/wijmo.barcode.common/index.js',
'@grapecity/wijmo.barcode.composite': 'npm:@grapecity/wijmo.barcode.composite/index.js',
'@grapecity/wijmo.barcode.specialized': 'npm:@grapecity/wijmo.barcode.specialized/index.js',
"@grapecity/wijmo.vue2.chart.analytics": "npm:@grapecity/wijmo.vue2.chart.analytics/index.js",
"@grapecity/wijmo.vue2.chart.animation": "npm:@grapecity/wijmo.vue2.chart.animation/index.js",
"@grapecity/wijmo.vue2.chart.annotation": "npm:@grapecity/wijmo.vue2.chart.annotation/index.js",
"@grapecity/wijmo.vue2.chart.finance.analytics": "npm:@grapecity/wijmo.vue2.chart.finance.analytics/index.js",
"@grapecity/wijmo.vue2.chart.finance": "npm:@grapecity/wijmo.vue2.chart.finance/index.js",
"@grapecity/wijmo.vue2.chart.hierarchical": "npm:@grapecity/wijmo.vue2.chart.hierarchical/index.js",
"@grapecity/wijmo.vue2.chart.interaction": "npm:@grapecity/wijmo.vue2.chart.interaction/index.js",
"@grapecity/wijmo.vue2.chart.radar": "npm:@grapecity/wijmo.vue2.chart.radar/index.js",
'@grapecity/wijmo.vue2.chart.map': 'npm:@grapecity/wijmo.vue2.chart.map/index.js',
"@grapecity/wijmo.vue2.chart": "npm:@grapecity/wijmo.vue2.chart/index.js",
"@grapecity/wijmo.vue2.core": "npm:@grapecity/wijmo.vue2.core/index.js",
"@grapecity/wijmo.vue2.gauge": "npm:@grapecity/wijmo.vue2.gauge/index.js",
"@grapecity/wijmo.vue2.grid.detail": "npm:@grapecity/wijmo.vue2.grid.detail/index.js",
"@grapecity/wijmo.vue2.grid.filter": "npm:@grapecity/wijmo.vue2.grid.filter/index.js",
"@grapecity/wijmo.vue2.grid.grouppanel": "npm:@grapecity/wijmo.vue2.grid.grouppanel/index.js",
'@grapecity/wijmo.vue2.grid.search': 'npm:@grapecity/wijmo.vue2.grid.search/index.js',
"@grapecity/wijmo.vue2.grid.multirow": "npm:@grapecity/wijmo.vue2.grid.multirow/index.js",
"@grapecity/wijmo.vue2.grid.sheet": "npm:@grapecity/wijmo.vue2.grid.sheet/index.js",
'@grapecity/wijmo.vue2.grid.transposed': 'npm:@grapecity/wijmo.vue2.grid.transposed/index.js',
'@grapecity/wijmo.vue2.grid.transposedmultirow': 'npm:@grapecity/wijmo.vue2.grid.transposedmultirow/index.js',
"@grapecity/wijmo.vue2.grid": "npm:@grapecity/wijmo.vue2.grid/index.js",
"@grapecity/wijmo.vue2.input": "npm:@grapecity/wijmo.vue2.input/index.js",
"@grapecity/wijmo.vue2.olap": "npm:@grapecity/wijmo.vue2.olap/index.js",
"@grapecity/wijmo.vue2.viewer": "npm:@grapecity/wijmo.vue2.viewer/index.js",
"@grapecity/wijmo.vue2.nav": "npm:@grapecity/wijmo.vue2.nav/index.js",
"@grapecity/wijmo.vue2.base": "npm:@grapecity/wijmo.vue2.base/index.js",
'@grapecity/wijmo.vue2.barcode.common': 'npm:@grapecity/wijmo.vue2.barcode.common/index.js',
'@grapecity/wijmo.vue2.barcode.composite': 'npm:@grapecity/wijmo.vue2.barcode.composite/index.js',
'@grapecity/wijmo.vue2.barcode.specialized': 'npm:@grapecity/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.min.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);