dropdownPositionProvider static method
创建下拉菜单的位置策略。
Implementation
static MiuixPopupPositionProvider dropdownPositionProvider({
double verticalMargin = 8,
double horizontalMargin = 0,
}) {
return _DropdownPositionProvider(
verticalMargin: verticalMargin,
horizontalMargin: horizontalMargin,
);
}