buildPortraitLayout method

Widget buildPortraitLayout()

构建竖屏布局

Implementation

Widget buildPortraitLayout() {
  return Stack(
    children: [
      // 非浮动组件使用Column布局
      buildNonFloatingPortraitLayout(),
      // 浮动组件使用Positioned
      ...buildFloatingComponents(),
    ],
  );
}