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八刀丁二
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//Horizontal NSInteger pagenumber = scrollView.contentOffset.x / scrollView.bounds.size.width; //Vertical NSInteger pagenumber = scrollView.contentOffset.y / scrollView.bounds.size.height;
知食
func scrollViewDidEndDecelerating/scrollView: UIScrollView/ { print/"END Scrolling \/scrollView.contentOffset.x / scrollView.bounds.size.width/"/ index = Int/scrollView.contentOffset.x / scrollView.bounds.size.width/ }
小明明
contentOffset
CGSize
UIScrollView
郭文康
-/void/KinarafindingSelectedCategory:/UIScrollView*/scrollView{ for /UIView *v in scrollView.subviews/ { if /[v isKindOfClass:[UIButton class]]/ { UIButton *btn=/UIButton*/v; float x1=scrollView.contentOffset.x+//[UIScreen mainScreen].bounds.size.width/2/-/btn.frame.size.width/2//; float x2=scrollView.contentOffset.x+//[UIScreen mainScreen].bounds.size.width/2/+/btn.frame.size.width/2//; float BtnMidPoint=btn.frame.origin.x+/btn.frame.size.width/2/; if/BtnMidPoint >= x1 && BtnMidPoint <= x2/ { if/scrollView==KinaraCategory/ { KinaraSelectedCategoryName=btn.titleLabel.text; KinaraSelectedCategoryID=btn.tag; NSLog/@"Selected Category Tag : %d",KinaraSelectedCategoryID/; NSLog/@"Selected Category Name : %@",KinaraSelectedCategoryName/; } else if/scrollView==KinaraSubCategory/ { KinaraSelectedSubCategoryID=btn.tag; KinaraSelectedSubCategoryName=btn.titleLabel.text; NSLog/@"Selected SubCategory Tag : %d",KinaraSelectedSubCategoryID/; NSLog/@"Selected SubCategory Name : %@",KinaraSelectedSubCategoryName/; } break; } } } }
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八刀丁二
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知食
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小明明
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, 哪个退货
, COMBRICED内容
.
郭文康
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我只发送代码以供参考 . 我做到了。