Dark and light settings android#
Dark and light settings code#

We will also create a values-night folder that will hold our dark/night theme style and colors. So, we will create a drawable-night (or any other folder that holds our drawables, images and icons, etc.).

Dark and light settings android#

In Android Q, there is a dedicated Dark mode which uses UiMode flags.ДЄs mentioned, the OS will look for these identifiers to locate resources. Android рџ¤–ДЄndroid introduced the UiModeManager to handle day and night mode in API 8. As the trait (mode) changes, our app will reflect the change immediately, as intended. If (TraitCollection.UserInterfaceStyle = UIUserInterfaceStyle.Dark)ДЄpp.Current.Resources = new LightTheme() ДЄnd thatвЂ™s it. If (TraitCollection.UserInterfaceStyle != previousTraitCollection.UserInterfaceStyle) public override void TraitCollectionDidChange(UITraitCollection previousTraitCollection)

Dark and light settings code#

Now that we are subscribed to mode changes, we can reflect theme changes in the shared code of Xamarin.Forms application by updating to the desired theme ResourceDictionary. public override void TraitCollectionDidChange(UITraitCollection previousTraitCollection)Д«ase.TraitCollectionDidChange(previousTraitCollection) We can get to this callback via our platform using a custom PageRenderer. We can subscribe to mode changes in our current ViewController by overriding the TraitCollectionDidChange method.

This makes is simple to set colors and icons in iOS and based on mode change, the resources are automatically loaded by the OS. in light mode, dark mode and any mode (the default option). To support normal (light) and dark mode, Xcode 11+ provides options under Assets.xcassets to set resources such as Colors, Images, Icons, etc. Now that we have the two themes ready, letвЂ™s get to the platforms. This should be enough for getting started. ToВ keepВ trackВ ofВ currentВ theme,В weВ addВ aВ propertyВ inВ our App class, public Theme AppTheme Or in the code behind, = new LightTheme() In App.xaml, we will set a default theme, it may look something like this, CreateВ a ResourceDictionary for Light theme, вЂпёЏ