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Questions - uicollectionviewlayout

How to make square cells with collection view layout in swift

I'm programming a game with a collection view with 121 buttons (11X11), how can I fix my Collection View cells to be a square? I want to increase or decrease the number of cells so the layout has to b...
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Alessandro Dinato

swift

uicollectionview

uicollectionviewcell

uicollectionviewlayout

uicollectionviewflowlayout

Votes: 0

Answers: 1

Latest Answer

It can be cumbersome to create exact grids with a collection view. And, as I mentioned in my comments, if you're not utilizing the built-in advantages of a UICollectionView -- scrolling, memory manage...
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DonMag

How to resolve slow scrolling issue in UICollectionView?

Scrolling a collection view with a large number of supplementary header views is extremely slow. The more sections, the worst is the scrolling performance. (Tested with 5,000 sections). Best to give i...
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Joshua

ios

uicollectionview

uicollectionviewlayout

uicollectionreusableview

Votes: 0

Answers: 0

UICollectionView with Compositional Layout disappears cells with frame still on screen

Trying to get a "sticky header" that will orthogonally scroll with the section, but only partially, leaving the trailing end exposed until scrolled backwards. Headers don't work as they don'...
test-img

nickneedsaname

ios

swift

uicollectionviewlayout

uicollectionviewcompositionallayout

Votes: 0

Answers: 1

Latest Answer

You can hack it with a header, a contentView + offset in the header, override hitTest on the header, section.visibleItemsInvalidationHandler to update the offset, and add a tapGesture on the view cont...
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nickneedsaname

Is there a way to give outer border in every section of uicollctionview?

Try to add outer border of every section in a collection view. If i'm using cell.layer.border, it will also create an inner border. Is there a simple way to create outer border only for every section ...
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lauwis

swift

uicollectionview

uicollectionviewcell

uicollectionviewlayout

Votes: 0

Answers: 1

Latest Answer

As Matt pointed out in the comments and the articles pointed out, you would need to make use of a DecorationView. You can read up on this here So to do this, you would have to follow these steps: Cre...
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Shawn Frank

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