$(() => {
const msInDay = 1000 * 60 * 60 * 24;
const zoomLevels = ['month', 'year', 'decade', 'century'];
const weekDays = [
{ id: 0, text: 'Sunday' },
{ id: 1, text: 'Monday' },
{ id: 2, text: 'Tuesday' },
{ id: 3, text: 'Wednesday' },
{ id: 4, text: 'Thursday' },
{ id: 5, text: 'Friday' },
{ id: 6, text: 'Saturday' },
];
const weekNumberRules = ['auto', 'firstDay', 'firstFourDays', 'fullWeek'];
const date = new Date().getTime();
const calendar = $('#calendar').dxCalendar({
value: new Date(),
disabled: false,
firstDayOfWeek: 0,
showWeekNumbers: false,
weekNumberRule: 'auto',
zoomLevel: zoomLevels[0],
onValueChanged(data) {
selectedDate.option('value', data.value);
},
onOptionChanged(data) {
if (data.name === 'zoomLevel') {
zoomLevel.option('value', data.value);
}
},
}).dxCalendar('instance');
$('#min-date').dxCheckBox({
text: 'Set minimum date',
onValueChanged(data) {
const minDate = new Date(date - msInDay * 3);
calendar.option('min', data.value ? minDate : null);
selectedDate.option('min', data.value ? minDate : null);
},
});
$('#max-date').dxCheckBox({
text: 'Set maximum date',
onValueChanged(data) {
const maxDate = new Date(date + msInDay * 3);
calendar.option('max', data.value ? maxDate : null);
selectedDate.option('max', data.value ? maxDate : null);
},
});
$('#disable-dates').dxCheckBox({
text: 'Disable weekends',
onValueChanged(data) {
if (data.value) {
calendar.option('disabledDates', (d) => d.view === 'month' && isWeekend(d.date));
} else {
calendar.option('disabledDates', null);
}
},
});
$('#week-numbers').dxCheckBox({
text: 'Show week numbers',
onValueChanged(data) {
calendar.option('showWeekNumbers', data.value);
},
});
$('#disabled').dxCheckBox({
text: 'Disable the calendar',
onValueChanged(data) {
calendar.option('disabled', data.value);
},
});
$('#custom-cell').dxCheckBox({
text: 'Use custom cell template',
value: false,
onValueChanged(data) {
calendar.option('cellTemplate', data.value ? getCellTemplate : 'cell');
},
});
const zoomLevel = $('#zoom-level').dxSelectBox({
dataSource: zoomLevels,
value: zoomLevels[0],
onValueChanged(data) {
calendar.option('zoomLevel', data.value);
},
}).dxSelectBox('instance');
const selectedDate = $('#selected-date').dxDateBox({
value: new Date(),
onValueChanged(data) {
calendar.option('value', data.value);
},
}).dxDateBox('instance');
$('#first-day-of-week').dxSelectBox({
dataSource: weekDays,
value: 0,
valueExpr: 'id',
displayExpr: 'text',
onValueChanged(data) {
calendar.option('firstDayOfWeek', data.value);
},
});
$('#week-number-rule').dxSelectBox({
dataSource: weekNumberRules,
value: weekNumberRules[0],
onValueChanged(data) {
calendar.option('weekNumberRule', data.value);
},
});
const holidays = [[1, 0], [4, 6], [25, 11]];
function isWeekend(d) {
const day = d.getDay();
return day === 0 || day === 6;
}
function getCellTemplate(data) {
let cssClass = '';
if (data.view === 'month') {
if (!data.date) {
cssClass = 'week-number';
} else {
if (isWeekend(data.date)) { cssClass = 'weekend'; }
$.each(holidays, (_, item) => {
if (data.date.getDate() === item[0] && data.date.getMonth() === item[1]) {
cssClass = 'holiday';
return false;
}
return true;
});
}
}
return `<span class='${cssClass}'>${data.text}</span>`;
}
});
<!DOCTYPE html>
<html xmlns="http://www.w3.org/1999/xhtml">
<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" />
<script src="https://ajax.googleapis.com/ajax/libs/jquery/3.5.1/jquery.min.js"></script>
<script>window.jQuery || document.write(decodeURIComponent('%3Cscript src="js/jquery.min.js"%3E%3C/script%3E'))</script>
<link rel="stylesheet" type="text/css" href="https://cdn3.devexpress.com/jslib/22.2.3/css/dx.light.css" />
<script src="https://cdn3.devexpress.com/jslib/22.2.3/js/dx.all.js"></script>
<link rel="stylesheet" type="text/css" href="styles.css" />
<script src="index.js"></script>
</head>
<body class="dx-viewport">
<div class="demo-container">
<div class="calendar-container">
<div id="calendar"></div>
</div>
<div class="options">
<div class="caption">Options</div>
<div class="option">
<div id="min-date"></div>
</div>
<div class="option">
<div id="max-date"></div>
</div>
<div class="option">
<div id="disable-dates"></div>
</div>
<div class="option">
<div id="week-numbers"></div>
</div>
<div class="option">
<div id="custom-cell"></div>
</div>
<div class="option">
<div id="disabled"></div>
</div>
<div class="option">
<span>First day of week</span>
<div id="first-day-of-week"></div>
</div>
<div class="option">
<span>Week number rule</span>
<div id="week-number-rule"></div>
</div>
<div class="option">
<span>Zoom level</span>
<div id="zoom-level"></div>
</div>
<div class="option">
<span>Selected date</span>
<div id="selected-date"></div>
</div>
</div>
</div>
</body>
</html>
.demo-container {
display: flex;
}
.calendar-container {
display: flex;
flex-direction: column;
flex-grow: 1;
align-items: center;
justify-content: center;
}
.dx-calendar-cell:not(.dx-calendar-other-month) .weekend,
.dx-calendar-cell:not(.dx-calendar-other-month) .holiday {
text-shadow: none;
font-weight: bold;
}
.dx-calendar-cell:not(.dx-calendar-other-month) .weekend {
color: #3030ff;
}
.dx-state-disabled.dx-calendar .dx-calendar-cell:not(.dx-calendar-other-month) .weekend {
color: #8080ff;
}
.dx-calendar-cell:not(.dx-calendar-other-month) .holiday {
color: #ff3030;
}
.dx-state-disabled.dx-calendar .dx-calendar-cell:not(.dx-calendar-other-month) .holiday {
color: #ff8080;
}
.dx-calendar-week-number-cell .week-number {
font-style: italic;
}
.caption {
font-weight: 500;
font-size: 18px;
}
.options {
padding: 20px;
background-color: rgba(191, 191, 191, 0.15);
}
.option {
margin-top: 10px;
}
