const DemoApp = angular.module('DemoApp', ['dx']);
getLocations = function (date) {
const timeZones = DevExpress.utils.getTimeZones(date);
return timeZones.filter((timeZone) => locations.indexOf(timeZone.id) !== -1);
};
DemoApp.controller('DemoController', ($scope) => {
$scope.currentDate = new Date(2021, 3, 27);
$scope.demoLocations = getLocations(new Date(2021, 3, 27));
$scope.currentLocation = $scope.demoLocations[0].id;
$scope.schedulerOptions = {
bindingOptions: {
timeZone: 'currentLocation',
},
dataSource: data,
views: ['workWeek'],
currentView: 'workWeek',
currentDate: new Date(2021, 3, 27),
height: 600,
startDayHour: 8,
onOptionChanged(e) {
if (e.name === 'currentDate') {
$scope.demoLocations = getLocations(e.value);
}
},
onAppointmentFormOpening(e) {
const { form } = e;
const startDateTimezoneEditor = form.getEditor('startDateTimeZone');
const endDateTimezoneEditor = form.getEditor('endDateTimeZone');
const startDateDataSource = startDateTimezoneEditor.option('dataSource');
const endDateDataSource = endDateTimezoneEditor.option('dataSource');
startDateDataSource.filter(['id', 'contains', 'Europe']);
endDateDataSource.filter(['id', 'contains', 'Europe']);
startDateDataSource.load();
endDateDataSource.load();
},
editing: {
allowTimeZoneEditing: true,
},
};
$scope.locationSwitcherOptions = {
bindingOptions: {
value: 'currentLocation',
items: 'demoLocations',
},
displayExpr: 'title',
valueExpr: 'id',
width: 240,
};
});
<!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/22.2.6/css/dx.light.css" />
<script src="https://ajax.googleapis.com/ajax/libs/angularjs/1.8.2/angular.min.js"></script>
<script>window.angular || document.write(decodeURIComponent('%3Cscript src="js/angular.min.js"%3E%3C/script%3E'))</script>
<script src="https://cdn3.devexpress.com/jslib/22.2.6/js/dx.all.js"></script>
<script src="data.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" ng-app="DemoApp" ng-controller="DemoController">
<div class="option">
<span>Office Time Zone</span>
<div dx-select-box="locationSwitcherOptions"></div>
</div>
<div dx-scheduler="schedulerOptions"></div>
</div>
</body>
</html>
.option {
display: flex;
}
.option > span {
display: flex;
align-items: center;
margin-right: 10px;
}
.dx-scheduler {
margin-top: 20px;
}
const data = [
{
text: 'Stand-up meeting',
startDate: '2021-04-26T15:30:00.000Z',
endDate: '2021-04-26T15:45:00.000Z',
recurrenceRule: 'FREQ=DAILY',
}, {
text: 'Book Flights to San Fran for Sales Trip',
startDate: '2021-04-28T18:00:00.000Z',
endDate: '2021-04-28T19:00:00.000Z',
}, {
text: 'New Brochures',
startDate: '2021-04-30T18:30:00.000Z',
endDate: '2021-04-30T18:45:00.000Z',
}, {
text: 'Website Re-Design Plan',
startDate: '2021-04-27T12:30:00.000Z',
endDate: '2021-04-27T13:30:00.000Z',
}, {
text: 'Book Flights to San Fran for Sales Trip',
startDate: '2021-04-28T16:00:00.000Z',
endDate: '2021-04-28T15:00:00.000Z',
}, {
text: 'Prepare 2021 Marketing Plan',
startDate: '2021-04-26T07:00:00.000Z',
endDate: '2021-04-26T09:30:00.000Z',
}, {
text: 'Launch New Website',
startDate: '2021-04-28T08:00:00.000Z',
endDate: '2021-04-28T10:00:00.000Z',
}, {
text: 'Submit New Website Design',
startDate: '2021-04-29T09:30:00.000Z',
endDate: '2021-04-29T11:00:00.000Z',
}, {
text: 'Upgrade Server Hardware',
startDate: '2021-04-30T06:30:00.000Z',
endDate: '2021-04-30T08:00:00.000Z',
}, {
text: 'Approve New Online Marketing Strategy',
startDate: '2021-04-30T11:00:00.000Z',
endDate: '2021-04-30T12:30:00.000Z',
}, {
text: 'Final Budget Review',
startDate: '2021-04-27T09:00:00.000Z',
endDate: '2021-04-27T10:35:00.000Z',
}];
const locations = ['Europe/London', 'Europe/Berlin', 'Europe/Helsinki'];