Picker

Inheritance: Element -> NavigableElement -> VisualElement -> View
Xamarin.Forms documentation: Picker API / Guide

For details on how the control actually works, please refer to the Xamarin.Forms documentation.

Constructors

ConstructorsDescription
Picker(items: string list, selectedIndex: int, onSelectedIndexChanged: int -> ‘msg)Defines a Picker widget with items list, selected index and onSelectedIndexChanged event

Properties

PropertiesDescription
characterSpacing(value: float)Sets the spacing between each character of the picker
horizontalTextAlignment(value: TextAlignment)Sets the horizontal text alignment of the picker
verticalTextAlignment(value: TextAlignment)Sets the vertical text alignment of the picker
font(?size: float, ?namedSize: NamedSize, ?attributes: FontAttributes, ?fontFamily: string)Sets the font family used
textColor(light: FabColor, ?dark: FabColor)Sets the text color depending if light or dark mode
textTransform(value: TextTransform)Sets the text transformation (lowercase, uppercase) to apply on the text
title(value: string)Sets the title of the picker
titleColor(light: FabColor, ?dark: FabColor)Sets the title color depending if light or dark mode
reference(value: ViewRef<Picker>)Sets a ViewRef instance to retrieve the Xamarin.Forms.Picker instance associated to this widget

iOS-specific Properties

PropertiesDescription
updateMode(value: iOSSpecific.UpdateMode)Sets the update mode (Immediately or WhenFinished) of the picker

Usages 

Picker(["Item 1"; "Item 2"; "Item 3"], 0, SelectedIndexChanged)
    .characterSpacing(1.0)
    .textColor(Color.Red.ToFabColor(), Color.Blue.ToFabColor())
    .titleColor(Color.Red.ToFabColor(), Color.Blue.ToFabColor())
    .verticalTextAlignment(TextAlignment.Center)
    .horizontalTextAlignment(TextAlignment.Center)
    .font(namedSize = NamedSize.Large, fontFamily = "Arial", attributes = FontAttributes.Bold)
    .textTransform(TextTransform.Lowercase)

Get access to the underlying Xamarin.Forms.Picker 

let pickerRef = ViewRef<Picker>()

Picker(["Item 1"; "Item 2"; "Item 3"], 0, SelectedIndexChanged)
    .reference(pickerRef)
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