overlayStyle property
SystemUiOverlayStyle
get
overlayStyle
Return a system ui overlay style according to the brightness of the theme data. 根据主题返回状态栏的明暗样式
Implementation
SystemUiOverlayStyle get overlayStyle =>
theme.appBarTheme.systemOverlayStyle ??
(theme.effectiveBrightness.isDark
? SystemUiOverlayStyle.light
: SystemUiOverlayStyle.dark);