React SelectBox Events

This section describes events fired by this widget.

change

Fires when a change within the widget's input element is committed by an end user.

Type:

Event

Function parameters:

e:

Object

Information about the event.

Object structure:

Name	Type	Description
component	Object	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.
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 handler execution. It is a dxEvent or a jQuery.Event when you use jQuery.

Instead, you can use the onChange option to handle the event.

closed

Fires after a drop-down list has been hidden.

Type:

Event

Function parameters:

e:

Object

Information about the event.

Object structure:

Name	Type	Description
component	Object	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.

Instead, you can use the onClosed option to handle the event.

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	Object	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.

copy

Fires after the widget's input has been copied.

Type:

Event

Function parameters:

e:

Object

Information about the event.

Object structure:

Name	Type	Description
component	Object	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.
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 handler execution. It is a dxEvent or a jQuery.Event when you use jQuery.

Instead, you can use the onCopy option to handle the event.

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	Object	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 you use Knockout.
text	String	The input field's text.
customItem	String \| Object \| Promise<any> (jQuery or native)	The field where to place a custom item.

Return Value:

String

|

Object

|

Promise<any> (jQuery or native)

A custom item or a Promise that is resolved after the item is created. It is a native Promise or a jQuery.Promise when you use jQuery.

Main article: onCustomItemCreating

cut

Fires after the Cut DOM event has fired.

Type:

Event

Function parameters:

e:

Object

Information about the event.

Object structure:

Name	Type	Description
component	Object	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.
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 handler execution. It is a dxEvent or a jQuery.Event when you use jQuery.

Instead, you can use the onCut option to handle the event.

disposing

Raised when the widget is removed from the DOM using the remove(), empty(), or html() jQuery methods only.

Type:

Event

Function parameters:

e:

Object

Information about the event.

Object structure:

Name	Type	Description
component	Object	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.

enterKey

Fires after the Enter key has been pressed within the widget's input element.

Type:

Event

Function parameters:

e:

Object

Information about the event.

Object structure:

Name	Type	Description
component	Object	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.
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 handler execution. It is a dxEvent or a jQuery.Event when you use jQuery.

Instead, you can use the onEnterKey option to handle the event.

focusIn

Fires after the widget's input has been focused.

Type:

Event

Function parameters:

e:

Object

Information about the event.

Object structure:

Name	Type	Description
component	Object	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.
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 handler execution. It is a dxEvent or a jQuery.Event when you use jQuery.

Use the on() method to attach a handler for the focusIn event.

To unsubscribe from this event, use the off() method.

Note that you can handle the focusIn event within the widget's configuration object by assigning your handler to the onFocusIn option.

focusOut

Fires after the widget's input element has lost focus.

Type:

Event

Function parameters:

e:

Object

Information about the event.

Object structure:

Name	Type	Description
component	Object	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.
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 handler execution. It is a dxEvent or a jQuery.Event when you use jQuery.

Instead, you can use the onFocusOut option to handle the event.

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	Object	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

input

Fires when a value within the widget's input element is changed by an end user.

Type:

Event

Function parameters:

e:

Object

Information about the event.

Object structure:

Name	Type	Description
component	Object	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.
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 handler execution. It is a dxEvent or a jQuery.Event when you use jQuery.

Instead, you can use the onInput option to handle the event.

itemClick

Fires when a widget item is clicked.

Type:

Event

Function parameters:

e:

Object

Information about the event.

Object structure:

Name	Type	Description
component	Object	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.
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 }.

Instead, you can use the onItemClick option to handle the event.

keyDown

Fires when a key is pressed down within the widget's input element.

Type:

Event

Function parameters:

e:

Object

Information about the event.

Object structure:

Name	Type	Description
component	Object	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.
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 handler execution. It is a dxEvent or a jQuery.Event when you use jQuery.

Instead, you can use the onKeyDown option to handle the event.

keyPress

Fires when the keypress DOM event has been raised for the current input element.

Type:

Event

Function parameters:

e:

Object

Information about the event.

Object structure:

Name	Type	Description
component	Object	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.
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 handler execution. It is a dxEvent or a jQuery.Event when you use jQuery.

Instead, you can use the onKeyPress option to handle the event.

keyUp

Fires when a key is released within the widget's input element.

Type:

Event

Function parameters:

e:

Object

Information about the event.

Object structure:

Name	Type	Description
component	Object	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.
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 handler execution. It is a dxEvent or a jQuery.Event when you use jQuery.

Instead, you can use the onKeyUp option to handle the event.

opened

Fires when the drop-down editor is shown.

Type:

Event

Function parameters:

e:

Object

Information about the event.

Object structure:

Name	Type	Description
component	Object	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.

Instead, you can use the onOpened option to handle the event.

optionChanged

Raised after a widget option is changed.

Type:

Event

Function parameters:

e:

Object

Information about the event.

Object structure:

Name	Type	Description
name	String	The option's short name.
model	Object	The model data. Available only if you use Knockout.
element	HTMLElement \| jQuery	The widget's container. It is an HTML Element or a jQuery Element when you use jQuery.
component	Object	The widget's instance.
fullName	String	The option's full name.
value	any	The option's new value.

paste

Fires after the widget's input has been pasted.

Type:

Event

Function parameters:

e:

Object

Information about the event.

Object structure:

Name	Type	Description
component	Object	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.
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 handler execution. It is a dxEvent or a jQuery.Event when you use jQuery.

Instead, you can use the onPaste option to handle the event.

selectionChanged

Fires when the selection changes.

Type:

Event

Function parameters:

e:

Object

Information about the event.

Object structure:

Name	Type	Description
component	Object	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.

Instead, you can use the onSelectionChanged option to handle the event.

valueChanged

Fires when the editor value changes.

Type:

Event

Function parameters:

e:

Object

Information about the event.

Object structure:

Name	Type	Description
component	Object	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.
value	Object	Returns the widget's new value.
previousValue	Object	Returns the widget's previous value.
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 handler execution. It is a dxEvent or a jQuery.Event when you use jQuery.

Instead, you can use the onValueChanged option to handle the event.

React SelectBox Events

See Also

change

See Also

closed

See Also

contentReady

See Also

copy

See Also

customItemCreating

See Also

cut

See Also

disposing

See Also

enterKey

See Also

focusIn

See Also

focusOut

See Also

initialized

See Also

input

See Also

itemClick

See Also

keyDown

See Also

keyPress

See Also

keyUp

See Also

opened

See Also

optionChanged

See Also

paste

See Also

selectionChanged

See Also

valueChanged

See Also