JavaScript/jQuery SelectBox Events

This section describes events fired by this widget.

See Also

change

Raised when the widget loses focus after the text field's content was changed using the keyboard.

Type:

Event

Function parameters:
e:

Object

Information about the event.

Object structure:
Name Type Description
component

SelectBox

The widget's instance.
element

HTMLElement | jQuery

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

Event (jQuery or EventObject)

The event that caused the function to execute. It is a dxEvent or a jQuery.Event when you use jQuery.
jQueryEvent

jQuery.Event

Use 'event' instead.

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

Object

The model data. Available only if Knockout is used.

Main article: onChange

See Also

closed

Raised once the drop-down editor is closed.

Type:

Event

Function parameters:
e:

Object

Information about the event.

Object structure:
Name Type Description
component

SelectBox

The widget's instance.
element

HTMLElement | jQuery

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.

Main article: onClosed

See Also

contentReady

Raised when the widget's content is ready.

Type:

Event

Function parameters:
e:

Object

Information about the event.

Object structure:
Name Type Description
component

SelectBox

The widget's instance.
element

HTMLElement | jQuery

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.

Main article: onContentReady.

See Also

copy

Raised when the widget's input has been copied.

Type:

Event

Function parameters:
e:

Object

Information about the event.

Object structure:
Name Type Description
component

SelectBox

The widget's instance.
element

HTMLElement | jQuery

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

Event (jQuery or EventObject)

The event that caused the function to execute. It is a dxEvent or a jQuery.Event when you use jQuery.
jQueryEvent

jQuery.Event

Use 'event' instead.

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

Object

The model data. Available only if Knockout is used.

Main article: onCopy

See Also

customItemCreating

Raised when a user adds a custom item.

Type:

Event

Function parameters:
e:

Object

Information about the event.

Object structure:
Name Type Description
component

SelectBox

The widget's instance.
customItem

String

|

Object

|

Promise<any> (jQuery or native)

The field where to place a custom item.
element

HTMLElement | jQuery

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.
text

String

The input field's text.

Main article: onCustomItemCreating

See Also

cut

Raised when the widget's input has been cut.

Type:

Event

Function parameters:
e:

Object

Information about the event.

Object structure:
Name Type Description
component

SelectBox

The widget's instance.
element

HTMLElement | jQuery

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

Event (jQuery or EventObject)

The event that caused the function to execute. It is a dxEvent or a jQuery.Event when you use jQuery.
jQueryEvent

jQuery.Event

Use 'event' instead.

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

Object

The model data. Available only if Knockout is used.

Main article: onCut

See Also

disposing

Raised before the widget is disposed of.

Type:

Event

Function parameters:
e:

Object

Information about the event.

Object structure:
Name Type Description
component

SelectBox

The widget instance.
element

HTMLElement | jQuery

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.

Main article: onDisposing

See Also

enterKey

Raised when the Enter key has been pressed while the widget is focused.

Type:

Event

Function parameters:
e:

Object

Information about the event.

Object structure:
Name Type Description
component

SelectBox

The widget's instance.
element

HTMLElement | jQuery

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

Event (jQuery or EventObject)

The event that caused the function to execute. It is a dxEvent or a jQuery.Event when you use jQuery.
jQueryEvent

jQuery.Event

Use 'event' instead.

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

Object

The model data. Available only if Knockout is used.

Main article: onEnterKey

See Also

focusIn

Raised when the widget gets focus.

Type:

Event

Function parameters:
e:

Object

Information about the event.

Object structure:
Name Type Description
jQueryEvent

jQuery.Event

Use 'event' instead.

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

Event (jQuery or EventObject)

The event that caused the function to execute. It is a dxEvent or a jQuery.Event when you use jQuery.
element

HTMLElement | jQuery

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

SelectBox

The widget's instance.
model

Object

The model data. Available only if Knockout is used.

Main article: onFocusIn

See Also

focusOut

Raised when the widget loses focus.

Type:

Event

Function parameters:
e:

Object

Information about the event.

Object structure:
Name Type Description
jQueryEvent

jQuery.Event

Use 'event' instead.

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

Event (jQuery or EventObject)

The event that caused the function to execute. It is a dxEvent or a jQuery.Event when you use jQuery.
element

HTMLElement | jQuery

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

SelectBox

The widget's instance.
model

Object

The model data. Available only if Knockout is used.

Main article: onFocusOut

See Also

initialized

Raised only once, after the widget is initialized.

Type:

Event

Function parameters:
e:

Object

Information about the event.

Object structure:
Name Type Description
component

SelectBox

The widget's instance.
element

HTMLElement | jQuery

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

Main article: onInitialized

See Also

input

Raised each time the widget's input is changed while the widget is focused.

Type:

Event

Function parameters:
e:

Object

Information about the event.

Object structure:
Name Type Description
component

SelectBox

The widget's instance.
element

HTMLElement | jQuery

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

Event (jQuery or EventObject)

The event that caused the function to execute. It is a dxEvent or a jQuery.Event when you use jQuery.
jQueryEvent

jQuery.Event

Use 'event' instead.

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

Object

The model data. Available only if Knockout is used.

Main article: onInput

See Also

itemClick

Raised when a list item is clicked or tapped.

Type:

Event

Function parameters:
e:

Object

Information about the event.

Object structure:
Name Type Description
component

SelectBox

The widget's instance.
element

HTMLElement | jQuery

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

Event (jQuery or EventObject)

The event that caused the function to execute. It is a dxEvent or a jQuery.Event when you use jQuery.
itemData

Object

The clicked item's data.
itemElement

Object

The item's container.
itemIndex

Number

|

Object

The clicked item's index. If the widget items are grouped, the index represents an object defining the group and item indexes: { group: 0, item: 0 }.
model

Object

The model data. Available only if Knockout is used.

Main article: onItemClick

See Also

keyDown

Raised when a user is pressing a key on the keyboard.

Type:

Event

Function parameters:
e:

Object

Information about the event.

Object structure:
Name Type Description
component

SelectBox

The widget's instance.
element

HTMLElement | jQuery

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

Event (jQuery or EventObject)

The event that caused the function to execute. It is a dxEvent or a jQuery.Event when you use jQuery.
jQueryEvent

jQuery.Event

Use 'event' instead.

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

Object

The model data. Available only if Knockout is used.

Main article: onKeyDown

See Also

keyPress

Raised when a user presses a key on the keyboard.

Type:

Event

Function parameters:
e:

Object

Information about the event.

Object structure:
Name Type Description
component

SelectBox

The widget's instance.
element

HTMLElement | jQuery

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

Event (jQuery or EventObject)

The event that caused the function to execute. It is a dxEvent or a jQuery.Event when you use jQuery.
jQueryEvent

jQuery.Event

Use 'event' instead.

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

Object

The model data. Available only if Knockout is used.

IMPORTANT
This event is removed from the web standards and will be deprecated in modern browsers soon. Refer to the MDN topic for details.

Main article: onKeyPress

See Also

keyUp

Raised when a user releases a key on the keyboard.

Type:

Event

Function parameters:
e:

Object

Information about the event.

Object structure:
Name Type Description
component

SelectBox

The widget's instance.
element

HTMLElement | jQuery

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

Event (jQuery or EventObject)

The event that caused the function to execute. It is a dxEvent or a jQuery.Event when you use jQuery.
jQueryEvent

jQuery.Event

Use 'event' instead.

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

Object

The model data. Available only if Knockout is used.

Main article: onKeyUp

See Also

opened

Raised once the drop-down editor is opened.

Type:

Event

Function parameters:
e:

Object

Information about the event.

Object structure:
Name Type Description
component

SelectBox

The widget's instance.
element

HTMLElement | jQuery

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.

Main article: onOpened

See Also

optionChanged

Raised after a widget option is changed.

Type:

Event

Function parameters:
e:

Object

Information about the event.

Object structure:
Name Type Description
model

Object

The model data. Available only if you use Knockout.
fullName

String

The path to the modified option that includes all parent options.
element

HTMLElement | jQuery

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

SelectBox

The widget's instance.
name

String

The modified option if it belongs to the first level. Otherwise, the first-level option it is nested into.
value any

The modified option's new value.

Main article: onOptionChanged

See Also

paste

Raised when the widget's input has been pasted.

Type:

Event

Function parameters:
e:

Object

Information about the event.

Object structure:
Name Type Description
component

SelectBox

The widget's instance.
element

HTMLElement | jQuery

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

Event (jQuery or EventObject)

The event that caused the function to execute. It is a dxEvent or a jQuery.Event when you use jQuery.
jQueryEvent

jQuery.Event

Use 'event' instead.

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

Object

The model data. Available only if Knockout is used.

Main article: onPaste

See Also

selectionChanged

Raised when a list item is selected or selection is canceled.

Type:

Event

Function parameters:
e:

Object

Information about the event.

Object structure:
Name Type Description
component

SelectBox

The widget's instance.
element

HTMLElement | jQuery

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.
selectedItem

Object

The selected item's data.

Main article: onSelectionChanged

See Also

valueChanged

Raised after the widget's value is changed.

Type:

Event

Function parameters:
e:

Object

Information about the event.

Object structure:
Name Type Description
value

Object

Returns the widget's new value.
previousValue

Object

Returns the widget's previous value.
model

Object

The model data. Available only if Knockout is used.
jQueryEvent

jQuery.Event

Use 'event' instead.

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

Event (jQuery or EventObject)

The event that caused the function to execute. It is a dxEvent or a jQuery.Event when you use jQuery.
element

HTMLElement | jQuery

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

SelectBox

The widget's instance.

Main article: onValueChanged

See Also