import "bootstrap.css";
import "@mescius/wijmo.styles/wijmo.css";
import ReactDOM from "react-dom/client";
import React, { useEffect, useRef, useState } from "react";
import useEvent from "react-use-event-hook";
import * as wjGrid from "@mescius/wijmo.react.grid";
import "./app.css";
import { data } from "./data";
function App() {
const grid = useRef(null);
const [inputs, setInputs] = useState({
top: null,
bottom: null,
left: null,
right: null,
});
useEffect(() => {
setInputs({
top: document.getElementById("topFreeze"),
bottom: document.getElementById("bottomFreeze"),
left: document.getElementById("leftFreeze"),
right: document.getElementById("rightFreeze"),
});
}, []);
const gridInitialized = useEvent((ctl) => {
grid.current = ctl;
});
const freezeCells = () => {
const frozenCells = {
top: parseInt(document.getElementById("topFreeze").value) || 0,
bottom: parseInt(document.getElementById("bottomFreeze").value) || 0,
left: parseInt(document.getElementById("leftFreeze").value) || 0,
right: parseInt(document.getElementById("rightFreeze").value) || 0,
};
// Apply the frozenCells to the grid
grid.current.frozenCells = frozenCells;
// Read back what was actually applied
const appliedFrozenCells = grid.current.frozenCells;
// Prepare the message
const messageElement = document.getElementById("errorMsg");
let appliedFreezeMsg = "Applied freeze: ";
if (Object.keys(appliedFrozenCells).length === 0) {
appliedFreezeMsg += "None";
}
else {
appliedFreezeMsg += Object
.entries(appliedFrozenCells)
.map(([key, value]) => `${key}: ${value}`)
.join(", ");
}
// Display the message
messageElement.style.display = "block";
messageElement.style.color = "green";
messageElement.textContent = appliedFreezeMsg;
};
const clearFreezeCells = () => {
grid.current.frozenCells = { top: 0, bottom: 0, left: 0, right: 0 };
Object.values(inputs).forEach((input) => (input.value = "0"));
handleInputChange();
document.getElementById("errorMsg").innerHTML = "";
};
const handleInputChange = () => {
const topValue = parseInt(inputs.top.value, 10) || 0;
const bottomValue = parseInt(inputs.bottom.value, 10) || 0;
const leftValue = parseInt(inputs.left.value, 10) || 0;
const rightValue = parseInt(inputs.right.value, 10) || 0;
toggleDisable(topValue, inputs.bottom);
toggleDisable(bottomValue, inputs.top);
toggleDisable(leftValue, inputs.right);
toggleDisable(rightValue, inputs.left);
};
const toggleDisable = (primaryValue, secondaryElement) => {
secondaryElement.disabled = primaryValue > 0;
};
return (<div className="container-fluid">
<div className="flex-grow-0">
<div id="freezeControls">
<h2 className="text-center">Grid Freeze Cells API</h2>
<div className="inputs">
<div className="inputRow">
<div className="ctrl">
<label htmlFor="topFreeze" className="form-label">
Freeze Rows (Top):
</label>
<input type="number" id="topFreeze" min="0" defaultValue="0" className="form-control" onChange={handleInputChange}/>
</div>
<div className="ctrl">
<label htmlFor="bottomFreeze" className="form-label">
Freeze Rows (Bottom):
</label>
<input type="number" id="bottomFreeze" min="0" defaultValue="0" className="form-control" onChange={handleInputChange}/>
</div>
</div>
<div className="inputRow">
<div className="ctrl">
<label htmlFor="leftFreeze" className="form-label">
Freeze Columns (Left):
</label>
<input type="number" id="leftFreeze" min="0" defaultValue="0" className="form-control" onChange={handleInputChange}/>
</div>
<div className="ctrl">
<label htmlFor="rightFreeze" className="form-label">
Freeze Columns (Right):
</label>
<input type="number" id="rightFreeze" min="0" defaultValue="0" className="form-control" onChange={handleInputChange}/>
</div>
</div>
</div>
<div className="d-grid gap-2 freezeBtns">
<button type="button" className="btn btn-primary" id="btnFreezeCells" onClick={freezeCells}>
Apply Freeze
</button>
<button type="button" className="btn btn-primary" id="btnClearFreezeCells" onClick={clearFreezeCells}>
Clear Freeze
</button>
</div>
<p id="errorMsg" className="text-center"></p>
</div>
</div>
<div className="row flex-grow-1">
<div className="col-12">
<wjGrid.FlexGrid id="sample-grid" allowPinning="Both" itemsSource={data} initialized={gridInitialized}/>
</div>
</div>
</div>);
}
const container = document.getElementById("app");
if (container) {
const root = ReactDOM.createRoot(container);
root.render(<App />);
}
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="utf-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<title>MESCIUS Wijmo Wijmo FlexGrid Frozen Rows and Columns</title>
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<!-- SystemJS -->
<script src="https://cdnjs.cloudflare.com/ajax/libs/systemjs/0.19.40/system.src.js" integrity="sha512-G6mEj6h18+m3MvzdviSDfPle/TfH0//cXcB33AKlNR/Rha0yQsKefDZKRTkIZos97HEGq2JMV1RT5ybMoQ3WsQ==" crossorigin="anonymous"></script>
<script src="systemjs.config.js"></script>
<script>
System.import('./src/app');
</script>
</head>
<body>
<div id="app"></div>
</body>
</html>
.wj-flexgrid {
max-height: 400px;
max-width: 1000px;
margin: 10px 0;
}
/* style frozen cells */
.wj-cell.wj-frozen:not(.wj-header):not(.wj-group):not(.wj-state-selected):not(.wj-state-multi-selected),
.wj-cell.wj-frozen.wj-alt:not(.wj-header):not(.wj-group):not(.wj-state-selected):not(.wj-state-multi-selected) {
background: rgb(255, 255, 125);
}
html,
body {
height: 800px;
margin: 0;
padding: 0;
overflow: hidden;
}
.container-fluid {
height: 100vh;
display: flex;
flex-direction: column;
padding: 15px;
box-sizing: border-box;
overflow: hidden;
margin: 0px 10px
}
#freezeControls {
max-width:1000px;
background-color: #f8f9fa;
border-radius: 8px;
box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
padding: 20px;
margin-bottom: 15px;
}
#freezeControls h2 {
color: #007bff;
margin-bottom: 20px;
}
.control-group {
margin-bottom: 15px;
}
#errorMsg {
color: #dc3545;
font-weight: bold;
margin-top: 10px;
}
.grid-container {
flex-grow: 1;
min-height: 0;
/* Important for Firefox */
display: flex;
flex-direction: column;
}
.inputRow{
display: flex;
justify-content: space-between;
}
.ctrl{
width: 100%;
margin: 0px 10px;
}
.freezeBtns button{
margin: 10px
}
.flex-container {
display: flex;
}
const getData = () => {
// generate some random data
var countries = "US,Germany,UK,Japan,Italy,Greece".split(","), data = [];
for (var i = 0; i < 200; i++) {
data.push({
id: i,
country: countries[i % countries.length],
downloads: Math.round(Math.random() * 20000),
sales: Math.random() * 10000,
expenses: Math.random() * 5000,
num1: Math.random() * 5000,
num2: Math.random() * 5000,
num3: Math.random() * 5000,
num4: Math.random() * 5000,
num5: Math.random() * 5000,
});
}
return data;
};
export const data = getData();
(function (global) {
System.config({
transpiler: 'plugin-babel',
babelOptions: {
es2015: true,
react: true
},
meta: {
'*.css': { loader: 'css' }
},
paths: {
// paths serve as alias
'npm:': 'node_modules/'
},
// map tells the System loader where to look for things
map: {
'jszip': 'npm:jszip/dist/jszip.js',
'@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.grid.immutable': 'npm:@mescius/wijmo.grid.immutable/index.js',
'@mescius/wijmo.touch': 'npm:@mescius/wijmo.touch/index.js',
'@mescius/wijmo.cloud': 'npm:@mescius/wijmo.cloud/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.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.react.chart.analytics": "npm:@mescius/wijmo.react.chart.analytics/index.js",
"@mescius/wijmo.react.chart.animation": "npm:@mescius/wijmo.react.chart.animation/index.js",
"@mescius/wijmo.react.chart.annotation": "npm:@mescius/wijmo.react.chart.annotation/index.js",
"@mescius/wijmo.react.chart.finance.analytics": "npm:@mescius/wijmo.react.chart.finance.analytics/index.js",
"@mescius/wijmo.react.chart.finance": "npm:@mescius/wijmo.react.chart.finance/index.js",
"@mescius/wijmo.react.chart.hierarchical": "npm:@mescius/wijmo.react.chart.hierarchical/index.js",
"@mescius/wijmo.react.chart.interaction": "npm:@mescius/wijmo.react.chart.interaction/index.js",
"@mescius/wijmo.react.chart.radar": "npm:@mescius/wijmo.react.chart.radar/index.js",
"@mescius/wijmo.react.chart": "npm:@mescius/wijmo.react.chart/index.js",
"@mescius/wijmo.react.core": "npm:@mescius/wijmo.react.core/index.js",
'@mescius/wijmo.react.chart.map': 'npm:@mescius/wijmo.react.chart.map/index.js',
"@mescius/wijmo.react.gauge": "npm:@mescius/wijmo.react.gauge/index.js",
"@mescius/wijmo.react.grid.detail": "npm:@mescius/wijmo.react.grid.detail/index.js",
"@mescius/wijmo.react.grid.filter": "npm:@mescius/wijmo.react.grid.filter/index.js",
"@mescius/wijmo.react.grid.grouppanel": "npm:@mescius/wijmo.react.grid.grouppanel/index.js",
'@mescius/wijmo.react.grid.search': 'npm:@mescius/wijmo.react.grid.search/index.js',
"@mescius/wijmo.react.grid.multirow": "npm:@mescius/wijmo.react.grid.multirow/index.js",
"@mescius/wijmo.react.grid.sheet": "npm:@mescius/wijmo.react.grid.sheet/index.js",
'@mescius/wijmo.react.grid.transposed': 'npm:@mescius/wijmo.react.grid.transposed/index.js',
'@mescius/wijmo.react.grid.transposedmultirow': 'npm:@mescius/wijmo.react.grid.transposedmultirow/index.js',
'@mescius/wijmo.react.grid.immutable': 'npm:@mescius/wijmo.react.grid.immutable/index.js',
"@mescius/wijmo.react.grid": "npm:@mescius/wijmo.react.grid/index.js",
"@mescius/wijmo.react.input": "npm:@mescius/wijmo.react.input/index.js",
"@mescius/wijmo.react.olap": "npm:@mescius/wijmo.react.olap/index.js",
"@mescius/wijmo.react.viewer": "npm:@mescius/wijmo.react.viewer/index.js",
"@mescius/wijmo.react.nav": "npm:@mescius/wijmo.react.nav/index.js",
"@mescius/wijmo.react.base": "npm:@mescius/wijmo.react.base/index.js",
'@mescius/wijmo.react.barcode.common': 'npm:@mescius/wijmo.react.barcode.common/index.js',
'@mescius/wijmo.react.barcode.composite': 'npm:@mescius/wijmo.react.barcode.composite/index.js',
'@mescius/wijmo.react.barcode.specialized': 'npm:@mescius/wijmo.react.barcode.specialized/index.js',
'jszip': 'npm:jszip/dist/jszip.js',
'react': 'npm:react/umd/react.production.min.js',
'react-dom': 'npm:react-dom/umd/react-dom.production.min.js',
'react-dom/client': 'npm:react-dom/umd/react-dom.production.min.js',
'redux': 'npm:redux/dist/redux.min.js',
'react-redux': 'npm:react-redux/dist/react-redux.min.js',
'bootstrap.css': 'npm:bootstrap/dist/css/bootstrap.min.css',
'css': 'npm:systemjs-plugin-css/css.js',
'plugin-babel': 'npm:systemjs-plugin-babel/plugin-babel.js',
'systemjs-babel-build':'npm:systemjs-plugin-babel/systemjs-babel-browser.js',
"react-use-event-hook": "npm:react-use-event-hook/dist/esm/useEvent.js",
},
// packages tells the System loader how to load when no filename and/or no extension
packages: {
src: {
defaultExtension: 'jsx'
},
"node_modules": {
defaultExtension: 'js'
},
}
});
})(this);
