R.attr

public static int postSplashScreenTheme

Theme to apply to the Activity once the splash screen is dismissed

May be a reference to another resource, in the form "@[+][package:]type/name" or a theme attribute in the form "?[package:]type/name".

public static int windowSplashScreenAnimatedIcon

Icon to set for the splashscreen.

On API31+, this can be an animated icon by overriding it in the [res/drawable-v31/] directory Defaults to @drawable/ic_launcher.

May be a reference to another resource, in the form "@[+][package:]type/name" or a theme attribute in the form "?[package:]type/name".

public static int windowSplashScreenAnimationDuration

Duration of the Animated Icon Animation

May be an integer value, such as "100".

public static int windowSplashScreenBackground

Background color of the splash screen. Defaults to the theme's windowBackground

May be a color value, in the form of "#rgb", "#argb", "#rrggbb", or "#aarrggbb".