[英]How to remove Space between Collection View Cell in ios in Iphone 6 and iPhone 6plus?
[英]How to remove space between collection view cell?
我有 3 个单元格,第一个单元格有标签,第二个单元格有文本字段,最后一个单元格有按钮,通过使用它可以自动调整大小,但如何删除单元格之间的空间
if let flowlayout = collectionView.collectionViewLayout as? UICollectionViewFlowLayout {
flowlayout.estimatedItemSize = UICollectionViewFlowLayoutAutomaticSize
}
或者如何在我的场景中使用这种方法
func collectionView(_ collectionView: UICollectionView, layout collectionViewLayout: UICollectionViewLayout, sizeForItemAt indexPath: IndexPath) -> CGSize {
code
}
使用以下集合视图委托函数:
func collectionView(_ collectionView: UICollectionView, layout collectionViewLayout: UICollectionViewLayout, minimumLineSpacingForSectionAt section: Int) -> CGFloat {
return 0
}
对于两侧的间距:
func collectionView(_ collectionView: UICollectionView, layout collectionViewLayout: minimumInteritemSpacingForSectionAtIndex UICollectionViewLayout, section: Int) -> CGFloat {
return 0
}
斯威夫特 4 & 5
func collectionView(_ collectionView: UICollectionView, layout collectionViewLayout: UICollectionViewLayout, minimumLineSpacingForSectionAt section: Int) -> CGFloat {
return 0
}
func collectionView(_ collectionView: UICollectionView, layout collectionViewLayout: UICollectionViewLayout, minimumInteritemSpacingForSectionAt section: Int) -> CGFloat {
return 0
}
另请查看文档
斯威夫特 5
func collectionView(_ collectionView: UICollectionView, layout collectionViewLayout: UICollectionViewLayout, minimumLineSpacingForSectionAt section: Int) -> CGFloat {
return 0
}
func collectionView(_ collectionView: UICollectionView, layout collectionViewLayout: UICollectionViewLayout, minimumInteritemSpacingForSectionAt section: Int) -> CGFloat {
return 0
}
请参阅: https : //developer.apple.com/documentation/uikit/uicollectionviewflowlayout
let layout = collectionView.collectionViewLayout as! UICollectionViewFlowLayout
layout.minimumInteritemSpacing = 0 // The minimum spacing to use between items in the same row.
myCollectionView.layout = layout // or myCollectionView.collectionViewLayout ( I don't have compiler here so I do not know the property name, but I know it has property that has layout in its name )
如果您的控制器有一个 init 函数,您可以避免使用minimumLineSpacing和minimumInteritemSpacing方法对其进行批量处理,并执行以下操作:
init() {
let layout = UICollectionViewFlowLayout()
layout.minimumLineSpacing = 0
layout.minimumInteritemSpacing = 0
super.init(collectionViewLayout: layout)
}
斯威夫特 4.0
UICollectionViewDelegateFlowLayout
有 2 个委托方法来移除 item 和 section 之间的空间。
func collectionView(_ collectionView: UICollectionView, layout collectionViewLayout: UICollectionViewLayout, minimumLineSpacingForSectionAt section: Int) -> CGFloat {
return 0
}
func collectionView(_ collectionView: UICollectionView, layout collectionViewLayout: UICollectionViewLayout, minimumInteritemSpacingForSectionAt section: Int) -> CGFloat {
return 0
}
单元格位于中心位置,我通过使用此库AlignedCollectionViewFlowLayout将单元格向左对齐,现在该空间有效,我给了多少空间
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