Configuration

An object defining configuration options for the dxBox widget.

align

Specifies how widget items are aligned along the main direction.

Type: String
Default Value: 'start'
Accepted Values: 'start'|'end'|'center'|'space-between'|'space-around'

Show Example:
AngularJS
Knockout
jQuery

contentReadyAction

Deprecated

Use the onContentReady option instead.

crossAlign

Specifies how widget items are aligned cross-wise.

Type: String
Default Value: 'start'
Accepted Values: 'start'|'end'|'center'|'stretch'

Show Example:
AngularJS
Knockout
jQuery

dataSource

A data source used to fetch data to be displayed by the widget.

Default Value: null

You can assign an array directly to this option as well as use the Data Source provided by the DevExtreme library.

To display widget items, 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 item template.

See Also

direction

Specifies the direction of item positioning in the widget.

Type: String
Default Value: 'row'
Accepted Values: 'row'|'col'

If the option value is 'row', items are located side by side. If the value is 'col', items are located one under another.

Show Example:
AngularJS
Knockout
jQuery

disabled

A Boolean value specifying whether or not the widget can respond to user interaction.

Type: Boolean
Default Value: false

Create an observable variable and assign it to this option to specify the availability of the widget at runtime.

height

Specifies the height of the widget.

Type: Number|String|function
Return Value: Number|String

The widget height.

Default Value: undefined

The option can hold a value of the following types.

  • number
    The height of the widget in pixels

  • string
    A CSS measurement of the widget height (e.g., "55px", "80%", "auto" and "inherit")

  • function
    A function returning the widget height (e.g., height:function(){ return baseHeight - 10 + "%"; })

hoverStateEnabled

A Boolean value specifying whether or not the widget changes its state when being hovered by an end user.

Type: Boolean
Default Value: false

itemHoldTimeout

The time period in milliseconds before the onItemHold event is raised.

Type: Number
Default Value: 750

items

An array of items displayed by the widget.

Type: Array

You can use the dataSource option instead. Unlike the items option, the dataSource option can take on the DataSource configuration object as well as a simple array.

To display widget items, 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 item template.

See Also

itemTemplate

The template to be used for rendering items.

Type: String|function|DOM Node|jQuery
Function parameters:
itemData: Object

The item object to be rendered.

itemIndex: Number

The index of the item to be rendered.

itemElement: jQuery

An HTML element of the item to be rendered.

Return Value: String|DOM Node|jQuery

A template name or a template container.

Default Value: "item"
See Also
NOTE
A binding context of an item template is the data source object that corresponds to the currently rendered item. So, you can bind template elements to the item object's fields directly (see the code above). To access another binding context within an item template, use Knockout/Angular binding variables.

onContentReady

A handler for the contentReady event.

Type: function
Function parameters:

Provides function parameters.

Object structure:
component: Object

Provides access to the widget instance.

element: jQuery

An HTML element of the widget.

model: Object

Provides access to the data that is available for binding against the element. Available only in the Knockout and AngularJS approaches.

Default Value: null

Assign a function to perform a custom action when widget content is ready.

onDisposing

A handler for the disposing event.

Type: function
Function parameters:

Provides function parameters.

Object structure:
component: Object

Provides access to the widget instance.

element: jQuery

An HTML element of the widget.

model: Object

Provides access to the data that is available for binding against the element. Available only in the Knockout and AngularJS approaches.

Default Value: null

onInitialized

A handler for the initialized event.

Type: function
Function parameters:

Provides function parameters.

Object structure:
component: Object

Provides access to the widget instance.

element: jQuery

An HTML element of the widget.

Default Value: null

Assign a function to perform a custom action when the widget is initialized.

onItemClick

A handler for the itemClick event.

Type: function|String
Function parameters:

Provides function parameters.

Object structure:
component: Object

Provides access to the widget instance.

element: jQuery

An HTML element of the widget.

model: Object

Provides access to the data that is available for binding against the element. Available only in the Knockout and AngularJS approaches.

itemData: Object

The data that is bound to the clicked item.

itemElement: jQuery

An HTML element of the item.

itemIndex: Number

Specifies the index of the clicked item.

jQueryEvent: jQuery.Event

Specifies the jQuery event that caused action execution.

Default Value: null

Assign a function to perform a custom action when a widget item is clicked.

To navigate to a specific URL when the itemClick event fires, assign that URL or the anchor part (#) of that URL directly to this option as a string.

onItemContextMenu

A handler for the itemContextMenu event.

Type: function
Function parameters:

Provides function parameters.

Object structure:
component: Object

Provides access to the widget instance.

element: jQuery

An HTML element of the widget.

model: Object

Provides access to the data that is available for binding against the element. Available only in the Knockout and AngularJS approaches.

itemData: Object

The data that is bound to the item.

itemElement: jQuery

An HTML element of the item.

itemIndex: Number

Specifies the index of the item.

jQueryEvent: jQuery.Event

Specifies the jQuery event that caused action execution.

Default Value: null

Assign a function to perform a custom action when the right mouse button is clicked when the pointer is over a widget item, or when the "sustained" (also known as a long press) touch action is performed.

onItemHold

A handler for the itemHold event.

Type: function
Function parameters:

Provides function parameters.

Object structure:
component: Object

Provides access to the widget instance.

element: jQuery

An HTML element of the widget.

model: Object

Provides access to the data that is available for binding against the element. Available only in the Knockout and AngularJS approaches.

itemData: Object

The data that is bound to the item being held.

itemElement: jQuery

An HTML element of the item.

itemIndex: Number

Specifies the index of the item being held.

Default Value: null

Assign a function to perform a custom action when the widget's collection item is being held for a specified time period (see the itemHoldTimeout option).

onItemRendered

A handler for the itemRendered event.

Type: function
Function parameters:

Provides function parameters.

Object structure:
component: Object

Provides access to the widget instance.

element: jQuery

An HTML element of the widget.

model: Object

Provides access to the data available for binding against the element. Available only in the Knockout and AngularJS approaches.

itemData: Object

The data that is bound to the item to be rendered.

itemElement: jQuery

An HTML element of the item.

itemIndex: Number

Specifies the index of the rendered item.

Default Value: null

Assign a function to perform a custom action after a collection item is rendered.

onOptionChanged

A handler for the optionChanged event.

Type: function
Function parameters:

Provides function parameters.

Object structure:
component: Object

Provides access to the widget instance.

name: String

Specifies the name of the option whose value is changed.

fullName: String

Specifies a full name of the option whose value is changed. The full name is formed by concatenating the names of the options that are presented in the hierarchy of the given option. The names are delimited by commas.

value: any

Specifies a new value for the option.

element: jQuery

An HTML element of the widget.

model: Object

Provides access to the data that is available for binding against the element. Available only in the Knockout and AngularJS approaches.

Default Value: null

Assign a function to perform a custom action after an option of the component is changed.

rtlEnabled

Specifies whether or not the current component supports a right-to-left representation.

Type: Boolean
Default Value: false

If you need to switch the display of this DevExtreme component to right-to-left, enable a specifically designed configuration option - rtlEnabled. When this option is set to true, the text flows from right to left, and the layout the component's elements is reversed. To switch the entire application/site to a right-to-left representation, use the static DevExpress.rtlEnabled field.

visible

A Boolean value specifying whether or not the widget is visible.

Type: Boolean
Default Value: true

width

Specifies the width of the widget.

Type: Number|String|function
Return Value: Number|String

The widget width.

Default Value: undefined

The option can hold a value of the following types.

  • numeric
    The widget width in pixels.
  • string
    A CSS measurement of the widget width (e.g., "55px", "80%", "auto" and "inherit").
  • function
    The function returning the widget width. For example, see the following code.

    JavaScript
    width: function () { 
        return baseWidth - 10 + "%";
    }