Configuration

An object defining configuration options for the widget.

accessKey

Specifies the shortcut key that sets focus on the widget.

Type:

String

Default Value: null

The value of this option will be passed to the accesskey attribute of the HTML element that underlies the widget.

allDayExpr

Specifies the name of the data source item field whose value defines whether or not the corresponding appointment is an all-day appointment.

Type:

String

Default Value: 'allDay'

appointmentTemplate

Specifies a custom template for appointments.

Type:

template

Function parameters:
itemData:

Object

The current appointment's data.

itemIndex:

Number

The current appointment's index.

itemElement:

Element (jQuery or HTML)

The current appointment's container. It is an HTML Element or a jQuery Element when you use jQuery.

Return Value:

String

|

DOM Node

|

jQuery

A template name or container.

Default Value: 'item'

appointmentTooltipTemplate

Specifies a custom template for appointment tooltips.

Type:

template

Function parameters:
appointmentData:

Object

The data of the appointment whose tooltip is rendered.

contentElement:

Element (jQuery or HTML)

The appointment's container. It is an HTML Element or a jQuery Element when you use jQuery.

Return Value:

String

|

DOM Node

|

jQuery

A template name or container.

Default Value: 'appointmentTooltip'

cellDuration

Specifies cell duration in minutes.

Type:

Number

Default Value: 30

crossScrollingEnabled

Specifies whether or not an end-user can scroll the view in both directions at the same time.

Type:

Boolean

Default Value: false

This option is useful when displaying Scheduler on narrow screens.

currentDate

Specifies a date displayed on the current scheduler view by default.

Type:

Date

|

Number

|

String

Default Value: new Date()
Raised Events: optionChanged

This is the date which is displayed when rendering the widget. Although, an end-user can change the current date by using the Date Navigator.

currentView

Specifies the currently displayed view. Accepts the view's name or type.

Type:

String

Default Value: 'day'
Accepted Values: 'agenda' | 'day' | 'month' | 'timelineDay' | 'timelineMonth' | 'timelineWeek' | 'timelineWorkWeek' | 'week' | 'workWeek'
Raised Events: optionChanged

In all situations when more than one view meets the currentView condition, the first matching view from the views array takes precedence.

Use the SchedulerViewType enum to specify this option when the widget is used as an ASP.NET MVC Control. This enum accepts the following values: Day, Week, WorkWeek, Month, TimelineDay, TimelineWeek, TimelineWorkWeek, TimelineMonth, and Agenda.

See Also

dataCellTemplate

Specifies a custom template for table cells.

Type:

template

Function parameters:
itemData:

Object

The current table cell's data.

itemIndex:

Number

The current table cell's index.

itemElement:

Element (jQuery or HTML)

The current table cell's container. It is an HTML Element or a jQuery Element when you use jQuery.

Return Value:

String

|

DOM Node

|

jQuery

A template name or container.

Default Value: null
NOTE
There is no dataCellTemplate in the agenda view.

View Demo

See Also

dataSource

Specifies the origin of data for the widget.

This option accepts one of the following.

  • Array of objects
    A simple JavaScript array containing a collection of plain objects.

  • URL
    A URL to JSON data or to a service returning data in JSON format.

  • DataSource or its configuration object
    The DataSource is an object that provides an API for data processing. The DataSource's underlying data access logic is isolated in a store. Refer to the Data Layer and DataSource Examples guides for more information about the DataSource.

    NOTE
    Turn the DataSource's pagination off to prevent data from partitioning.
NOTE
Data field names should not contain the following characters: ., ,, :, [, and ]. Their presence may cause issues in the widget's operation.

To display appointments, a default template can be used. This template is based on the data source fields that are listed in the Default Item Template section of the widget's API. Alternatively, you can implement a custom template.

View Demo

See Also

dateCellTemplate

Specifies a custom template for day scale items.

Type:

template

Function parameters:
itemData:

Object

The data of the current date scale item.

itemIndex:

Number

The item's index.

itemElement:

Element (jQuery or HTML)

The item's container. It is an HTML Element or a jQuery Element when you use jQuery.

Return Value:

String

|

DOM Node

|

jQuery

A template name or container.

Default Value: null
NOTE
There is no dateCellTemplate in such views as "day" and "timelineDay".
See Also

dateSerializationFormat

Specifies the date-time values' serialization format. Use it only if you do not specify the dataSource at design time.

Type:

String

Default Value: undefined

Without a data source, the widget cannot detect the date-time values' format. In this case, specify the dateSerializationFormat option that supports the following formats:

  • "yyyy-MM-dd" - a local date

  • "yyyy-MM-ddTHH:mm:ss" - local date and time

  • "yyyy-MM-ddTHH:mm:ssZ" - the UTC date and time

  • "yyyy-MM-ddTHH:mm:ssx" - date and time with a timezone

This option applies only if the forceIsoDateParsing field is set to true in the global configuration object.

descriptionExpr

Specifies the name of the data source item field whose value holds the description of the corresponding appointment.

Type:

String

Default Value: 'description'

disabled

Specifies whether the widget responds to user interaction.

Type:

Boolean

Default Value: false

dropDownAppointmentTemplate

Specifies a custom template for appointments in the appointment collector's drop-down list.

Type:

template

Function parameters:
itemData:

Object

The current appointment's object.

itemIndex:

Number

The current appointment's index.

itemElement:

Element (jQuery or HTML)

The current appointment's container. It is an HTML Element or a jQuery Element when you use jQuery.

Return Value:

String

|

DOM Node

|

jQuery

A template name or container.

Default Value: 'dropDownAppointment'

editing

Specifies which editing operations an end-user can perform on appointments.

Type:

Boolean

|

Object

Default Value: true

elementAttr

Specifies the attributes to be attached to the widget's root element.

Type:

Object

Default Value: {}
jQuery
$(function(){
    $("#schedulerContainer").dxScheduler({
        // ...
        elementAttr: {
            id: "elementId",
            class: "class-name"
        }
    });
});
Angular
HTML
TypeScript
<dx-scheduler ...
    [elementAttr]="{ id: 'elementId', class: 'class-name' }">
</dx-scheduler>
import { DxSchedulerModule } from "devextreme-angular";
// ...
export class AppComponent {
    // ...
}
@NgModule({
    imports: [
        // ...
        DxSchedulerModule
    ],
    // ...
})
ASP.NET MVC Control
Razor C#
Razor VB
@(Html.DevExtreme().Scheduler()
    .ElementAttr("class", "class-name")
    // ===== or =====
    .ElementAttr(new {
        @id = "elementId",
        @class = "class-name"
    })
    // ===== or =====
    .ElementAttr(new Dictionary<string, object>() {
        { "id", "elementId" },
        { "class", "class-name" }
    })

)
@(Html.DevExtreme().Scheduler() _
    .ElementAttr("class", "class-name")
    ' ===== or =====
    .ElementAttr(New With {
        .id = "elementId",
        .class = "class-name"
    })
    ' ===== or =====
    .ElementAttr(New Dictionary(Of String, Object) From {
        { "id", "elementId" },
        { "class", "class-name" }
    })
)

endDateExpr

Specifies the name of the data source item field that defines the ending of an appointment.

Type:

String

Default Value: 'endDate'

endDateTimeZoneExpr

Specifies the name of the data source item field that defines the timezone of the appointment end date.

Type:

String

Default Value: 'endDateTimeZone'

endDayHour

Specifies an end hour in the scheduler view's time interval.

Type:

Number

Default Value: 24

firstDayOfWeek

Specifies the first day of a week. Does not apply to the agenda view.

Type:

Number

Default Value: undefined
Accepted Values: 0 | 1 | 2 | 3 | 4 | 5 | 6

This option can accept a value from 0 to 6:

  • 0 - Sunday
  • 1 - Monday
  • 2 - Tuesday
  • 3 - Wednesday
  • 4 - Thursday
  • 5 - Friday
  • 6 - Saturday

The value provided by the culture settings is used by default.

Use the FirstDayOfWeek enum to specify this option when the widget is used as an ASP.NET MVC Control. This enum accepts the following values: Sunday, Monday, Tuesday, Wednesday, Thursday, Friday, and Saturday.

focusStateEnabled

Specifies whether the widget can be focused using keyboard navigation.

Type:

Boolean

Default Value: false, true (desktop)

groups

Specifies the resource kinds by which the scheduler's appointments are grouped in a timetable.

Type:

Array<String>

Default Value: []

The array elements should be strings specifying the field field of the resource kind objects.

jQuery
JavaScript
var resources = [
    { field: "room", dataSource: roomsDataSource },
    { field: "teacher", dataSource: teachersDataSource }
];
var schedulerOptions = {
    dataSource: appointments,
    resources: resources,
    groups: ["room", "teacher"]
    //...
}
Angular
HTML
TypeScript
<dx-scheduler
    [dataSource]="appointments"
    [resources]="resources"
    [groups]="['room', 'teacher']">
</dx-scheduler>
import { DxSchedulerModule } from "devextreme-angular";
// ...
export class AppComponent  {
    // ...
    resources = [
        { field: "room", dataSource: this.roomsDataSource },
        { field: "teacher", dataSource: this.teachersDataSource }
    ];
}
@NgModule({
    imports: [
        // ...
        DxSchedulerModule
    ],
    // ...
})

To group appointments by resources of one kind, for instance to group appointments that use particular rooms in an office, assign an array with a single element to the groups option. To group appointments by several resource kinds, assign an array of elements. Each element will represent a resource by which appointments will be grouped. Each resource will be nested to the resource represented by the previous element in the groups array.

View Demo

height

Specifies the widget's height.

Type:

Number

|

String

|

Function

Return Value:

Number

|

String

The widget's height.

Default Value: undefined

This option accepts a value of one of the following types:

  • Number
    The height in pixels.

  • String
    A CSS-accepted measurement of height. For example, "55px", "80%", "auto", "inherit".

  • Function
    A function returning either of the above. For example:

    JavaScript
    height: function() {
        return window.innerHeight / 1.5;
    }

hint

Specifies text for a hint that appears when a user pauses on the widget.

Type:

String

Default Value: undefined

indicatorUpdateInterval

Specifies the time interval between when the date-time indicator changes its position, in milliseconds.

Type:

Number

Default Value: 300000

max

The latest date the widget allows you to select.

Type:

Date

|

Number

|

String

Default Value: undefined

maxAppointmentsPerCell

Specifies the limit of full-sized appointments displayed per cell. In the "day", "week" and "workweek" views, this option applies only to all-day appointments.

Type:

Number

|

String

Default Value: 'auto'
Accepted Values: 'auto' | 'unlimited'

This option accepts the following values:

  • "unlimited"
    The widget resizes the appointments without a limit to fit them into a cell.
  • "auto"
    The widget narrows the appointments down to 20 pixels in height. If they still do not fit into the cell, the widget aggregates them in an appointment collector.
  • Number
    The number of appointments allowed in a single cell. Appointments are aggregated in an appointment collector when this number is exceeded.

View Demo

min

The earliest date the widget allows you to select.

Type:

Date

|

Number

|

String

Default Value: undefined

noDataText

The text or HTML markup displayed by the widget if the item collection is empty. Available for the Agenda view only.

Type:

String

Default Value: 'No data to display'

onAppointmentAdded

A function that is executed after an appointment is added to the data source.

Type:

Function

Function parameters:
e:

Object

Information about the event.

Object structure:
component:

Scheduler

The widget's instance.

element:

Element (jQuery or HTML)

The widget's container. It is an HTML Element or a jQuery Element when you use jQuery.

model:

Object

The model data. Available only if Knockout is used.

appointmentData:

Object

The added appointment's data.

The standard Error object that defines the occurred error.

Default Value: null

onAppointmentAdding

A function that is executed before an appointment is added to the data source.

Type:

Function

Function parameters:
e:

Object

Information about the event.

Object structure:
component:

Scheduler

The widget's instance.

element:

Element (jQuery or HTML)

The widget's container. It is an HTML Element or a jQuery Element when you use jQuery.

model:

Object

The model data. Available only if Knockout is used.

appointmentData:

Object

The data of the appointment to be added.

cancel:

Boolean

|

Promise<Boolean> (jQuery or native)

Allows you to cancel appointment adding.
If you pass a Promise to this field, appointment adding is continued or canceled once the Promise has been resolved.

Default Value: null

onAppointmentClick

A function that is executed when an appointment is clicked or tapped.

Type:

Function

|

String

Function parameters:
e:

Object

Information about the event.

Object structure:
component:

Scheduler

The widget's instance.

element:

Element (jQuery or HTML)

The widget's container. It is an HTML Element or a jQuery Element when you use jQuery.

model:

Object

The model data. Available only if Knockout is used.

appointmentData:

Object

The initial appointment.

targetedAppointmentData:

Object

The clicked appointment.

appointmentElement:

Element (jQuery or HTML)

The clicked appointment's container. It is an HTML Element or a jQuery Element when you use jQuery.

jQueryEvent:

jQuery.Event

The jQuery event that caused the handler execution. Deprecated in favor of the event field.

event:

Event (jQuery or dxEvent)

The event that caused the handler execution. It is a dxEvent or a jQuery.Event when you use jQuery.

cancel:

Boolean

Allows you to cancel execution of the default appointment click handler.

Default Value: null

In case of recurring appointments or appointments with multiple resources, you may want to obtain information about the currently selected appointment, not the initial appointment. For this purpose, use the targetedAppointmentData field of the function parameter. Otherwise, use the appointmentData field.

For example, there is a recurring appointment that starts on July 18 at 8:00 AM, repeats every day and belongs to two owners:

JavaScript
var appointments = [
    ...
    {
        startDate: new Date(2016, 6, 18, 8),
        endDate: new Date(2016, 6, 18, 9),
        ownerId: [1, 2],
        recurrenceRule: "FREQ=DAILY"
    }
];

If you click an appointment from the recurring series, for example the second appointment belonging to the second owner, the following information is presented in the appointmentData and targetedAppointmentData fields.

JavaScript
onAppointmentClick: function(e) {
    /* The initial appointment data
        {
            startDate: new Date(2016, 6, 18, 8), 
            endDate: new Date(2016, 6, 18, 9),
            ownerId: [1, 2],
            recurrenceRule: "FREQ=DAILY"
        }
    */
    var appointmentData = e.appointmentData;

    /* The clicked appointment data
        {
            startDate: new Date(2016, 6, 19, 8), 
            endDate: new Date(2016, 6, 19, 9),
            ownerId: 2,
            recurrenceRule: "FREQ=DAILY"
        }
    */
    var targetedAppointmentData = e.targetedAppointmentData;
}

onAppointmentContextMenu

A function that is executed when a user attempts to open the browser's context menu for an appointment. Allows you to replace this context menu with a custom context menu.

Type:

Function

|

String

Function parameters:
e:

Object

Information about the event.

Object structure:
component:

Scheduler

The widget's instance.

element:

Element (jQuery or HTML)

The widget's container. It is an HTML Element or a jQuery Element when you use jQuery.

model:

Object

The model data. Available only if you use Knockout.

appointmentData:

Object

The initial appointment.

targetedAppointmentData:

Object

The appointment on which the context menu is invoked.
For details on the difference between this and the appointmentData fields, see the onAppointmentClick option description.

appointmentElement:

Element (jQuery or HTML)

The container of the appointment on which the context menu is invoked.
It is an HTML Element or a jQuery Element when you use jQuery.

jQueryEvent:

jQuery.Event

The jQuery event that caused the handler's execution. Deprecated in favor of the event field.

event:

Event (jQuery or dxEvent)

The event that caused the handler's execution. It is a dxEvent or a jQuery.Event when you use jQuery.

Default Value: null

onAppointmentDblClick

A function that is executed when an appointment is double-clicked or double-tapped.

Type:

Function

|

String

Function parameters:
e:

Object

Information about the event.

Object structure:
component:

Scheduler

The widget's instance.

element:

Element (jQuery or HTML)

The widget's container. It is an HTML Element or a jQuery Element when you use jQuery.

model:

Object

The model data. Available only if Knockout is used.

appointmentData:

Object

The initial appointment.

targetedAppointmentData:

Object

The clicked appointment.

appointmentElement:

Element (jQuery or HTML)

The clicked appointment's container. It is an HTML Element or a jQuery Element when you use jQuery.

jQueryEvent:

jQuery.Event

The jQuery event that caused the handler execution. Deprecated in favor of the event field.

event:

Event (jQuery or dxEvent)

The event that caused the handler execution. It is a dxEvent or a jQuery.Event when you use jQuery.

cancel:

Boolean

Allows you to cancel execution of the default appointment click handler.

Default Value: null

In case of recurring appointments or appointments with multiple resources, you may want to obtain information about the currently selected appointment, not the initial appointment. For this purpose, use the targetedAppointmentData field of the function parameter. Otherwise, use the appointmentData field.

For example, there is a recurring appointment that starts on July 18 at 8:00 AM, repeats every day and belongs to two owners:

JavaScript
var appointments = [
    ...
    {
        startDate: new Date(2016, 6, 18, 8),
        endDate: new Date(2016, 6, 18, 9),
        ownerId: [1, 2],
        recurrenceRule: "FREQ=DAILY"
    }
];

If you double-click an appointment from the recurring series, for example the second appointment belonging to the second owner, the following information is presented in the appointmentData and targetedAppointmentData fields.

JavaScript
onAppointmentDblClick: function(e) {
    /* The initial appointment data
        {
            startDate: new Date(2016, 6, 18, 8), 
            endDate: new Date(2016, 6, 18, 9),
            ownerId: [1, 2],
            recurrenceRule: "FREQ=DAILY"
        }
    */
    var appointmentData = e.appointmentData;

    /* The clicked appointment data
        {
            startDate: new Date(2016, 6, 19, 8), 
            endDate: new Date(2016, 6, 19, 9),
            ownerId: 2,
            recurrenceRule: "FREQ=DAILY"
        }
    */
    var targetedAppointmentData = e.targetedAppointmentData;
}

onAppointmentDeleted

A function that is executed after an appointment is deleted from the data source.

Type:

Function

Function parameters:
e:

Object

Information about the event.

Object structure:
component:

Scheduler

The widget's instance.

element:

Element (jQuery or HTML)

The widget's container. It is an HTML Element or a jQuery Element when you use jQuery.

model:

Object

The model data. Available only if Knockout is used.

appointmentData:

Object

The deleted appointment's data.

The standard Error object that defines the occurred error.

Default Value: null

onAppointmentDeleting

A function that is executed before an appointment is deleted from the data source.

Type:

Function

Function parameters:
e:

Object

Information about the event.

Object structure:
component:

Scheduler

The widget's instance.

element:

Element (jQuery or HTML)

The widget's container. It is an HTML Element or a jQuery Element when you use jQuery.

model:

Object

The model data. Available only if Knockout is used.

appointmentData:

Object

The data of the appointment to be deleted.

cancel:

Boolean

|

Promise<Boolean> (jQuery or native)

Allows you to prevent the appointment from being deleted.
If you pass a Promise to this field, appointment deleting is continued or canceled once the Promise has been resolved.

Default Value: null

onAppointmentFormCreated

A function that is executed when an appointment's edit form is created.

Type:

Function

Function parameters:
e:

Object

Information about the event.

Object structure:
component:

Scheduler

The widget's instance.

element:

Element (jQuery or HTML)

The widget's container. It is an HTML Element or a jQuery Element when you use jQuery.

model:

Object

The model data. Available only if Knockout is used.

appointmentData:

Object

The data of the appointment for which a form is created.

form:

Form

The form's configuration.

Default Value: null

onAppointmentRendered

A function that is executed when an appointment is rendered.

Type:

Function

Function parameters:
e:

Object

Information about the event.

Object structure:
component:

Scheduler

The widget's instance.

element:

Element (jQuery or HTML)

The widget's container. It is an HTML Element or a jQuery Element when you use jQuery.

model:

Object

The model data. Available only if Knockout is used.

appointmentData:

Object

The initial appointment's data.

targetedAppointmentData:

Object

The current appointment's data.

appointmentElement:

Element (jQuery or HTML)

The appointment's container. It is an HTML Element or a jQuery Element when you use jQuery.

Default Value: null

In case of recurring appointments or appointments with multiple resources, you may want to obtain information about the appointment to be rendered, not the initial appointment. For this purpose, use the targetedAppointmentData field of the function parameter. Otherwise, use the appointmentData field.

For example, there is a recurring appointment that starts on July 18 at 8:00 AM, repeats every day and belongs to two owners:

JavaScript
var appointments = [
    ...
    {
        startDate: new Date(2016, 6, 18, 8),
        endDate: new Date(2016, 6, 18, 9),
        ownerId: [1, 2],
        recurrenceRule: "FREQ=DAILY"
    }
];

After the appointments from recurring series is rendered, for example the second appointment belonging to the second owner, the following information is presented in the appointmentData and targetedAppointmentData fields.

JavaScript
onAppointmentRendered: function(e) {
    /* The initial appointment data
        {
            startDate: new Date(2016, 6, 18, 8), 
            endDate: new Date(2016, 6, 18, 9),
            ownerId: [1, 2],
            recurrenceRule: "FREQ=DAILY"
        }
    */
    var appointmentData = e.appointmentData;

    /* The clicked appointment data
        {
            startDate: new Date(2016, 6, 19, 8), 
            endDate: new Date(2016, 6, 19, 9),
            ownerId: 2,
            recurrenceRule: "FREQ=DAILY"
        }
    */
    var targetedAppointmentData = e.targetedAppointmentData;
}

onAppointmentUpdated

A function that is executed after an appointment is updated in the data source.

Type:

Function

Function parameters:
e:

Object

Information about the event.

Object structure:
component:

Scheduler

The widget's instance.

element:

Element (jQuery or HTML)

The widget's container. It is an HTML Element or a jQuery Element when you use jQuery.

model:

Object

The model data. Available only if Knockout is used.

appointmentData:

Object

The updated appointment's data.

The standard Error object that defines the occurred error.

Default Value: null

onAppointmentUpdating

A function that is executed before an appointment is updated in the data source.

Type:

Function

Function parameters:
e:

Object

Information about the event.

Object structure:
component:

Scheduler

The widget's instance.

element:

Element (jQuery or HTML)

The widget's container. It is an HTML Element or a jQuery Element when you use jQuery.

model:

Object

The model data. Available only if Knockout is used.

oldData:

Object

The data of the appointment to be updated.

newData:

Object

The appointment with new data.

cancel:

Boolean

|

Promise<Boolean> (jQuery or native)

Allows you to prevent an appointment update.
If you pass a Promise to this field, the appointment updating is continued or canceled once the Promise has been resolved.

Default Value: null

onCellClick

A function that is executed when a view cell is clicked.

Type:

Function

|

String

Function parameters:
e:

Object

Information about the event.

Object structure:
component:

Scheduler

The widget's instance.

element:

Element (jQuery or HTML)

The widget's container. It is an HTML Element or a jQuery Element when you use jQuery.

model:

Object

The model data. Available only if Knockout is used.

cellData:

Object

The clicked cell's data.

cellElement:

Element (jQuery or HTML)

The clicked cell's container. It is an HTML Element or a jQuery Element when you use jQuery.

jQueryEvent:

jQuery.Event

The jQuery event that caused the handler execution. Deprecated in favor of the event field.

event:

Event (jQuery or dxEvent)

The event that caused the handler execution. It is a dxEvent or a jQuery.Event when you use jQuery.

cancel:

Boolean

Allows you to cancel execution of the default cell click handler.

Default Value: null

onCellContextMenu

A function that is executed when a user attempts to open the browser's context menu for a cell. Allows you to replace this context menu with a custom context menu.

Type:

Function

|

String

Function parameters:
e:

Object

Information about the event.

Object structure:
component:

Scheduler

The widget's instance.

element:

Element (jQuery or HTML)

The widget's container. It is an HTML Element or a jQuery Element when you use jQuery.

model:

Object

The model data. Available only if you use Knockout.

cellData:

Object

The data of the cell on which the context menu is invoked.

cellElement:

Element (jQuery or HTML)

The cell's container. It is an HTML Element or a jQuery Element when you use jQuery.

jQueryEvent:

jQuery.Event

The jQuery event that caused the handler's execution. Deprecated in favor of the event field.

event:

Event (jQuery or dxEvent)

The event that caused the handler's execution. It is a dxEvent or a jQuery.Event when you use jQuery.

Default Value: null

onContentReady

A function that is executed when the widget's content is ready and each time the content is changed.

Type:

Function

Function parameters:
e:

Object

Information about the event.

Object structure:
component:

Scheduler

The widget's instance.

element:

Element (jQuery or HTML)

The widget's container. It is an HTML Element or a jQuery Element when you use jQuery.

model:

Object

The model data. Available only when using Knockout.

Default Value: null

If data displayed by the widget is specified using a DataSource instance, the contentReady event fires each time the load() method of the DataSource instance is called, as well as when the widget content is ready or an appointment is modified.

onDisposing

A function that is executed before the widget is disposed of.

Type:

Function

Function parameters:
e:

Object

Information about the event.

Object structure:
component:

Scheduler

The widget's instance.

element:

Element (jQuery or HTML)

The widget's container. It is an HTML Element or a jQuery Element when you use jQuery.

model:

Object

The model data. Available only if you use Knockout.

Default Value: null

onInitialized

A function that is executed only once, after the widget is initialized.

Type:

Function

Function parameters:
e:

Object

Information about the event.

Object structure:
component:

Scheduler

The widget's instance.

element:

Element (jQuery or HTML)

The widget's container. It is an HTML Element or a jQuery Element when you use jQuery.

Default Value: null

You cannot access widget elements in this function because it is executed before they are ready. Use the onContentReady function instead.

onOptionChanged

A function that is executed after a widget option is changed.

Type:

Function

Function parameters:
e:

Object

Information about the event.

Object structure:
component:

Scheduler

The widget's instance.

name:

String

The option's short name.

fullName:

String

The option's full name.

value: any

The option's new value.

element:

Element (jQuery or HTML)

The widget's container. It is an HTML Element or a jQuery Element when you use jQuery.

model:

Object

The model data. Available only if you use Knockout.

Default Value: null

recurrenceEditMode

Specifies the edit mode for recurring appointments.

Type:

String

Default Value: 'dialog'
Accepted Values: 'dialog' | 'occurrence' | 'series'

This option accepts the following values.

  • "dialog"
    Displays a dialog that suggests to a user to choose between editing the entire series or only the current appointment.

  • "series"
    Enables an end-user to edit only the entire appointment series.

  • "occurrence"
    Enables an end-user to edit only the current appointment.

Use the SchedulerRecurrenceEditMode enum to specify this option when the widget is used as an ASP.NET MVC Control. This enum accepts the following values: Dialog, Series, and Occurrence.

recurrenceExceptionExpr

Specifies the name of the data source item field that defines exceptions for the current recurring appointment.

Type:

String

Default Value: 'recurrenceException'

recurrenceRuleExpr

Specifies the name of the data source item field that defines a recurrence rule for generating recurring appointments.

Type:

String

Default Value: 'recurrenceRule'

If the option value is null, the widget does not support recurring appointments. It displays only initial appointments without generating appointment series.

See Also

remoteFiltering

Specifies whether filtering is performed on the server or client side.

Type:

Boolean

Default Value: false
NOTE
If you use the CustomStore as a data source and the remoteFiltering option is set to false, the parameter of the load method does not contain the filter field.

resourceCellTemplate

Specifies a custom template for resource headers.

Type:

template

Function parameters:
itemData:

Object

The current resource header's data.

itemIndex:

Number

The current resource header's index.

itemElement:

Element (jQuery or HTML)

The current resource header's container. It is an HTML Element or a jQuery Element when you use jQuery.

Return Value:

String

|

DOM Node

|

jQuery

A template name or container.

Default Value: null

resources[]

Specifies an array of resources available in the scheduler.

Type:

Array<Object>

Default Value: []

Each element of this array is an object that defines a resource kind - a room, a car or any other resource kind. A resource kind object must have at least the following fields.

  • dataSource
    Specify the available resources of this kind (room1, room2, etc.).

  • fieldExpr
    The name of the appointment object field that specifies a resource of this kind (e.g., "room").

There are more fields that can be specified within a resource kind object. They are listed below. For details on how to define a resource and assign it to scheduler appointments, refer to the Resources article.

See Also

rtlEnabled

Switches the widget to a right-to-left representation.

Type:

Boolean

Default Value: false

When this option is set to true, the widget text flows from right to left, and the layout of elements is reversed. To switch the entire application/site to the right-to-left representation, assign true to the rtlEnabled field of the object passed to the DevExpress.config(config) method.

JavaScript
DevExpress.config({
    rtlEnabled: true
});
See Also

selectedCellData

Currently selected cells' data.

Type:

Array<any>

Read-only
Default Value: []

This array contains objects with the following structure:

{
    startDate: Date,
    endDate: Date,
    allDay: Boolean, 
    groups: { // present if grouping is enabled
        resourceKind: "resourceValue" // for example, room: "101"
    }     
}
See Also

shadeUntilCurrentTime

Specifies whether to apply shading to cover the timetable up to the current time.

Type:

Boolean

Default Value: false

showAllDayPanel

Specifies the "All-day" panel's visibility. Setting this option to false hides the panel along with the all-day appointments.

Type:

Boolean

Default Value: true

showCurrentTimeIndicator

Specifies the current date-time indicator's visibility.

Type:

Boolean

Default Value: true

startDateExpr

Specifies the name of the data source item field that defines the start of an appointment.

Type:

String

Default Value: 'startDate'

startDateTimeZoneExpr

Specifies the name of the data source item field that defines the timezone of the appointment start date.

Type:

String

Default Value: 'startDateTimeZone'

startDayHour

Specifies a start hour in the scheduler view's time interval.

Type:

Number

Default Value: 0

tabIndex

Specifies the number of the element when the Tab key is used for navigating.

Type:

Number

Default Value: 0

The value of this option will be passed to the tabindex attribute of the HTML element that underlies the widget.

textExpr

Specifies the name of the data source item field that holds the subject of an appointment.

Type:

String

Default Value: 'text'

timeCellTemplate

Specifies a custom template for time scale items.

Type:

template

Function parameters:
itemData:

Object

The data of the current time scale item.

itemIndex:

Number

The item's index.

itemElement:

Element (jQuery or HTML)

The item's container. It is an HTML Element or a jQuery Element when you use jQuery.

Return Value:

String

|

DOM Node

|

jQuery

A template name or container.

Default Value: null
NOTE
There is no timeCellTemplate in such views as "month", "timelineMonth" and "agenda".
See Also

timeZone

Specifies the timezone of the widget.

Type:

String

Default Value: ''

By default, the scheduler displays appointments in the current timezone. To define the timezone, specify the timeZone option.

The list of supported timezones is available in the list of IANA time zones.

View Demo

useDropDownViewSwitcher

Specifies whether a user can switch views using tabs or a drop-down menu.

Type:

Boolean

Default Value: false, true (Android, iOS, Windows Mobile, Material)

Using a drop-down menu makes the view switcher more compact.

views[]

Configures individual views.

Type:

Array<String | Object>

Default Value: ['day', 'week']
Accepted Values: 'day' | 'week' | 'workWeek' | 'month' | 'timelineDay' | 'timelineWeek' | 'timelineWorkWeek' | 'timelineMonth' | 'agenda'

The option accepts an array of views to be available within the scheduler View Switcher. If you need to customize a view, add a configuration object for it to the array. The configuration options that you can specify are listed further in this documentation section. If a view does not need individual customization, just add its type to the array.

JavaScript
var schedulerOptions = {
    // . . .
    dataSource: schedulerData,
    startDayHour: 9,
    endDayHour: 18,
    views: [
        { type: "day", startDayHour: 7, endDayHour: 22 },
        { type: "workWeek", cellDuration: 60 },
        "week",
        "agenda"
    ]
};

Set a default view by using the currentView option.
For more information on scheduler views, refer to the Views guide.

Use the SchedulerViewType enum to specify this option when the widget is used as an ASP.NET MVC Control. This enum accepts the following values: Day, Week, WorkWeek, Month, TimelineDay, TimelineWeek, TimelineWorkWeek, TimelineMonth, and Agenda.

View Demo Watch Video

visible

Specifies whether the widget is visible.

Type:

Boolean

Default Value: true

width

Specifies the widget's width.

Type:

Number

|

String

|

Function

Return Value:

Number

|

String

The widget's width.

Default Value: undefined

This option accepts a value of one of the following types:

  • Number
    The width in pixels.

  • String
    A CSS-accepted measurement of width. For example, "55px", "80%", "auto", "inherit".

  • Function
    A function returning either of the above. For example:

    JavaScript
    width: function() {
        return window.innerWidth / 1.5;
    }