Picker

A widget with a drop-down list of items to choose from. Includes Widget

Properties

itemText

Type: function

A function that returns the string to display for a given data item. Defaults to mapping items to their default string representation.

items

Type: any[]

An array of data items to be displayed by the picker. If the items aren’t strings, the itemText property must be set to a function to extract item texts.

selection

Type: any

The currently selected data item.

selectionIndex

Type: number

The index of the currently selected item.

Events

“change:selection” (widget, selection, options)

Parameters:

  • widget: Picker
  • selection: string, the new value of selection.
  • options: Object

Fired when the selection property changes.

“change:selectionIndex” (widget, selectionIndex, options)

Parameters:

Fired when the selectionIndex property changes.

“select” (widget, selection, options)

Parameters:

  • widget: Picker
  • selection: string, the new value of selection.
  • options: Object, contains the index of the selected item, e.g. {index: number}

Fired an item was selected by the user.

See also