Backend API
@model DevExtreme.NETCore.Demos.ViewModels.RecurringAppointmentsViewModel
@using DevExtreme.NETCore.Demos.Models;
@(Html.DevExtreme().Scheduler()
.ID("scheduler")
.DataSource(Model.Appointments)
.TimeZone("America/Los_Angeles")
.Views(new[] { SchedulerViewType.Day, SchedulerViewType.Month })
.CurrentView(SchedulerViewType.Month)
.CurrentDate(new DateTime(2020, 11, 25))
.RecurrenceEditMode(SchedulerRecurrenceEditMode.Series)
.StartDayHour(9)
.Groups(new JS("[]"))
.Resources(res => { res.Add()
.FieldExpr("RoomId")
.ValueExpr("Id")
.ColorExpr("Color")
.DisplayExpr("Text")
.Label("Room")
.Icon("conferenceroomoutline")
.DataSource(Model.Resources);
})
.OnCellContextMenu("onCellContextMenu")
.OnAppointmentContextMenu("onAppointmentContextMenu")
.Height(730)
.TextExpr("Text")
.StartDateExpr("StartDate")
.EndDateExpr("EndDate")
.RecurrenceRuleExpr("RecurrenceRule")
.RecurrenceExceptionExpr("RecurrenceException")
)
@(Html.DevExtreme().ContextMenu()
.ID("context-menu")
.Target("#scheduler")
.Width(200)
.DataSource(new JS("[]"))
.ItemTemplate(new JS("contextMenuItemTemplate"))
.OnItemClick("onContextMenuItemClick")
.OnHiding("onContextMenuHiding")
)
<script>
const resourcesData = @Html.Raw(System.Text.Json.JsonSerializer.Serialize(Model.Resources.Select(r => new { id = r.Id, text = r.Text, color = r.Color })));
function onAppointmentContextMenu(e) {
const items = getAppointmentContextMenuItems(e);
const contextMenuInstance = $("#context-menu").dxContextMenu("instance");
contextMenuInstance.option("dataSource", items);
}
function onCellContextMenu(e) {
const items = getCellContextMenuItems(e);
const contextMenuInstance = $("#context-menu").dxContextMenu("instance");
contextMenuInstance.option("dataSource", items);
}
function onContextMenuItemClick(e) {
e.itemData.onItemClick(e);
}
function onContextMenuHiding(e) {
e.component.option("dataSource", []);
}
function contextMenuItemTemplate(itemData) {
const template = $('<div></div>');
if (itemData.color) {
$('<div>')
.addClass('item-badge')
.css('background-color', itemData.color)
.appendTo(template);
}
template.append(itemData.text);
return template;
}
function getAppointmentContextMenuItems(e) {
const scheduler = e.component;
const appointment = e.appointmentData;
const targetedAppointment = e.targetedAppointmentData;
return [
{
text: 'Open',
onItemClick: function() { scheduler.showAppointmentPopup(appointment); }
},
{
text: 'Delete',
onItemClick: function() { scheduler.deleteAppointment(appointment); }
},
{
text: 'Repeat Weekly',
beginGroup: true,
onItemClick: function() {
scheduler.updateAppointment(appointment, $.extend(appointment, {
StartDate: targetedAppointment.StartDate,
RecurrenceRule: 'FREQ=WEEKLY'
}));
}
},
{
text: 'Set Room',
beginGroup: true,
disabled: true
}
].concat(
resourcesData.map(function(item) {
return {
...item,
onItemClick: function(clickEvent) {
scheduler.updateAppointment(appointment, $.extend(appointment, {
RoomId: [clickEvent.itemData.id]
}));
}
};
})
);
}
function getCellContextMenuItems(e) {
const scheduler = e.component;
return [
{
text: 'New Appointment',
onItemClick: function() {
scheduler.showAppointmentPopup({
StartDate: e.cellData.startDate
}, true);
}
},
{
text: 'New Recurring Appointment',
onItemClick: function() {
scheduler.showAppointmentPopup({
StartDate: e.cellData.startDate,
RecurrenceRule: 'FREQ=DAILY'
}, true);
}
},
{
text: 'Group by Room/Ungroup',
beginGroup: true,
onItemClick: function() {
if (scheduler.option('groups').length) {
scheduler.option({ crossScrollingEnabled: false, groups: [] });
} else {
scheduler.option({ crossScrollingEnabled: true, groups: ['RoomId'] });
}
}
},
{
text: 'Go to Today',
onItemClick: function() {
scheduler.option('currentDate', new Date());
}
}
];
}
</script>
using Microsoft.AspNetCore.Mvc;
using DevExtreme.NETCore.Demos.Models.SampleData;
using DevExtreme.NETCore.Demos.ViewModels;
namespace DevExtreme.NETCore.Demos.Controllers {
public class SchedulerController : Controller {
public ActionResult ContextMenu() {
return View(new RecurringAppointmentsViewModel {
Appointments = SampleData.RecurringAppointments,
Resources = SampleData.RecurringAppointmentsResources,
});
}
}
}
using System;
namespace DevExtreme.NETCore.Demos.Models {
public class RecurringAppointment : Appointment {
public int RoomId { get; set; }
}
}
using System;
using System.Collections.Generic;
using System.Linq;
namespace DevExtreme.NETCore.Demos.Models.SampleData {
public partial class SampleData {
public static readonly IEnumerable<RecurringAppointment> RecurringAppointments = new[] {
new RecurringAppointment {
Text = "Watercolor Landscape",
RoomId = 1,
StartDate = "2020-11-01T17:30:00.000Z",
EndDate = "2020-11-01T19:00:00.000Z",
RecurrenceRule = "FREQ=WEEKLY;BYDAY=MO,TH;COUNT=10"
},
new RecurringAppointment {
Text = "Oil Painting for Beginners",
RoomId = 2,
StartDate = "2020-11-01T17:30:00.000Z",
EndDate = "2020-11-01T19:00:00.000Z",
RecurrenceRule = "FREQ=WEEKLY;BYDAY=SU,WE;COUNT=10"
},
new RecurringAppointment {
Text = "Testing",
RoomId = 3,
StartDate = "2020-11-01T20:00:00.000Z",
EndDate = "2020-11-01T21:00:00.000Z",
RecurrenceRule = "FREQ=WEEKLY;BYDAY=SU;WKST=TU;INTERVAL=2;COUNT=2"
},
new RecurringAppointment {
Text = "Meeting of Instructors",
RoomId = 4,
StartDate = "2020-11-01T17:00:00.000Z",
EndDate = "2020-11-01T17:15:00.000Z",
RecurrenceRule = "FREQ=DAILY;BYDAY=TU;UNTIL=20201203"
},
new RecurringAppointment {
Text = "Recruiting students",
RoomId = 5,
StartDate = "2020-10-24T18:00:00.000Z",
EndDate = "2020-10-24T19:00:00.000Z",
RecurrenceRule = "FREQ=YEARLY;BYWEEKNO=50;WKST=SU",
RecurrenceException = "20201212T190000Z"
},
new RecurringAppointment {
Text = "Final exams",
RoomId = 3,
StartDate = "2020-10-24T20:00:00.000Z",
EndDate = "2020-10-24T21:35:00.000Z",
RecurrenceRule = "FREQ=YEARLY;BYWEEKNO=51;BYDAY=WE,TH"
},
new RecurringAppointment {
Text = "Monthly Planning",
RoomId = 4,
StartDate = "2020-11-24T22:30:00.000Z",
EndDate = "2020-11-24T23:45:00.000Z",
RecurrenceRule = "FREQ=MONTHLY;BYMONTHDAY=28;COUNT=1"
},
new RecurringAppointment {
Text = "Open Day",
RoomId = 5,
StartDate = "2020-11-01T17:30:00.000Z",
EndDate = "2020-11-01T21:00:00.000Z",
RecurrenceRule = "FREQ=YEARLY;BYYEARDAY=333"
}
};
}
}
namespace DevExtreme.NETCore.Demos.Models.SampleData {
public class RecurringAppointmentsResource {
public int Id { get; set; }
public string Text { get; set; }
public string Color { get; set; }
}
}
using System;
using System.Collections.Generic;
using System.Linq;
namespace DevExtreme.NETCore.Demos.Models.SampleData {
public partial class SampleData {
public static readonly IEnumerable<RecurringAppointmentsResource> RecurringAppointmentsResources = new[] {
new RecurringAppointmentsResource {
Id = 1,
Text = "Room 101",
Color = "#bbd806"
},
new RecurringAppointmentsResource {
Id = 2,
Text = "Room 102",
Color = "#f34c8a"
},
new RecurringAppointmentsResource {
Id = 3,
Text = "Room 103",
Color = "#ae7fcc"
},
new RecurringAppointmentsResource {
Id = 4,
Text = "Meeting room",
Color = "#ff8817"
},
new RecurringAppointmentsResource {
Id = 5,
Text = "Conference hall",
Color = "#03bb92"
}
};
}
}
.item-badge {
text-align: center;
float: left;
margin-right: 12px;
color: white;
width: 18px;
height: 18px;
font-size: 19.5px;
border-radius: 18px;
margin-top: 2px;
}