pickerTheme property
Theme for the picker. 选择器的主题
Usually the WeChat uses the dark version (dark background color) for the picker. However, some others want a light or a custom version. 通常情况下微信选择器使用的是暗色(暗色背景)的主题, 但某些情况下开发者需要亮色或自定义主题。
Implementation
final ThemeData? pickerTheme;