UICollectionViewFlowLayout 设置只有一
2020-07-22 本文已影响0人
不太擅长写代码的程序媛
SEL sel = NSSelectorFromString(@"_setRowAlignmentsOptions:");
if ([_flowLayout respondsToSelector:sel]) {
((void(*)(id,SEL,NSDictionary*)) objc_msgSend)(_flowLayout,sel, @{@"UIFlowLayoutCommonRowHorizontalAlignmentKey":@(NSTextAlignmentLeft),@"UIFlowLayoutLastRowHorizontalAlignmentKey" : @(NSTextAlignmentLeft),@"UIFlowLayoutRowVerticalAlignmentKey" : @(NSTextAlignmentCenter)});
}
