Remove any hardcoded colors such as background colors set programmatically to If your app has a custom launch screen, you might need to modify it so that it In all these cases, use appropriate theme attributes instead of hardcoded Using a drawable icon that is a static color.Setting a hardcoded background color while using the default text color.Assuming the background color is always light.Test the content on both the light and dark themes.Ĭommon pitfalls to look out for include the following: Widgets and custom notification viewsįor launcher widgets, or if your app uses custom notification content views, Means the system is responsible for applying the correct view styling. Use the system-provided notification templates, such as MessagingStyle. Sure that any views you use reflect the host app’s theme. Notifications and widgetsįor UI surfaces that you display on the device but don't directly control, make The following sections provide best practices for implementing dark themes. For an example of dark themeĪpplied to a WebView, see the WebView demo on Disable Force Dark on a viewįorce Dark can be controlled on specific views with theĪndroid:forceDarkAllowed layout attribute or withįor information on using dark themes in web-based content, see Darken webĬontent in WebView. Similarly, if your app's theme inherits from a DayNight theme, Forceĭark isn't applied due to the automatic theme switching. If your app uses a dark theme, such as Theme.Material), Force Dark isn'tĪpplied. When you useįorce Dark, test your app thoroughly and exclude views as needed. This attribute is set on all of the system- andĪndroidX-provided light themes, such as. ![]() You can use a mix of Force DarkĪnd native implementation to cut down on the time needed to implement darkĪpps must opt in to Force Dark by setting android:forceDarkAllowed="true" in Quickly implement a dark theme without explicitly setting a DayNight theme.įorce Dark analyzes each view of your light-themed app and applies a dark themeĪutomatically before it is drawn to the screen. Force DarkĪndroid 10 provides Force Dark, a feature for developers to Note: Starting with AppCompat v1.1.0, setDefaultNightMode() automatically To let the system know what theme your app runs. These options map directly to AppCompat.DayNight modes:
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