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Questions tagged [uicollectionviewflowlayout]

209 questions
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UICollectionViewCell in UICollectionViewFlowLayout duplicate rows

ANSWERED by Starsky I am trying to build a view with several horizontal scrollable lists populated with 12 cells in the same row. The problem is that that the cells show up "in two rows in the same row". To clarify, the row is split into two rows…
Casper Lindberg
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UICollectionView Location for Supplementary Header

I am looking to put a header on my collection view's sections. I have a collectionview embedded inside a tablebview. Using the section headers of the tableview puts the header too far from the content. Putting the section header as part of the…
C6Silver
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UICollectionView with different layouts in each section

I have a UICollectionView where I want to have a specific height of the cells in the section 0 and section 1. In section 2 I want two cells to look like this: Cell 1 - Cell 2 Cell 3 - Cell 4 Cell 5 - Cell 6 The height of the CollectionViewCells in…
JMIT
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CollectionView with multiple different cells, registered in other CollectionViews

I have two separate view controllers. In ViewController1, I have a CollectionView1 and a cell that works fine. I set up the cell using storyboard with ReuseIdentifier "Cell1". In ViewController2, I have another CollectionView2 and a different cell…
nicksarno
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UICollectionViewCell width is bigger than what I set in sizeForItemAt

Width/height of my UICollectionView matches all available space. I want to display two cells in one row (two columns) So width of one cell should take half width of UICollectionView (collectionView.frame.width / 2) So I programmatically change width…
user924
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UICollectionView horizontal paging layout

Hy, I'm trying to achieve this UI element, that it seems (to me) like an horizontal UIPickerView. Here is an example GIF from when creating a "memoji" on iOS: Example GIF I have been trying to accomplish this with UICollectionView and a custom…
Diogo Antunes
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Clip last UICollectionViewCell if their total width is greater the UICollectionView width

I have a scenario where I have a horizontal scrolling collection view has a number of X cells. The default width of the cell is 71 points. Depending on the value of X, I might have less cells when their total width is less than the width of the…
trusk
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Actual performance of UICollectionView is really bad

I am currently working on a project and basically, I am still learning. I was using at the beginning a UITableView, but I needed automatic height and 2 or 3 columns (depending on the device). For the columns, I am using UICollectionViewFlowLayout.…
Amg91
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iOS - UICollectionView dynamic height

I've defined my flow layout as follows internal lazy var layout: UICollectionViewFlowLayout = { let layout = UICollectionViewFlowLayout() layout.minimumLineSpacing = 16 layout.sectionInset = UIEdgeInsets(top: layout.minimumLineSpacing,…
Hons
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Collection view with autosizing cells stops working after reloading

In my app I have a collection view with cells autosizing horizontally. Here's some code: // called in viewDidLoad() private func setupCollectionView() { let cellNib = UINib(nibName: SomeCell.nibName, bundle: nil) …
Yevgeniy Leychenko
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UICollectionView Cell Custom FlowLayout Breaks When New Post is Added on Top

Description: I have been working on an app which displays images and caption in a CollectionView. I have made a custom Cell and CustomFlowLayout for the cell where the width of the cell, image and caption is equal to width of screen and height will…
shree bhagwat
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Self sizing images in collection view cell

I want to add photos to one of my collection view cells similar to how snapchat does... There are only two main requirements: The amount of photos will vary so the overall cell height must also vary. Each photo should maintain its aspect…
Stefan
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Specify concrete cell sizes in UICollectionViewController?

I have a storyboard with UICollectionViewController with cell prototypes. The cell size is not specified directly and it causes random UI bugs like stretching cell animation. I want to set the size directly but I didn't found how to do that in xcode…
Vyachaslav Gerchicov
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Carousel Layout Collection View Issue

Hello, I have followed raywenderlich video for collection view custom layout. UICollectionViewFlowLayout is subclassed as below import UIKit class CharacterFlowLayout: UICollectionViewFlowLayout { let standardItemAlpha: CGFloat = 0.5 let…
Karthik K Manoj
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Collection view first cell size issue

i have to hide some of the cells of uicollectionview based on my api response. i am setting cell size to zero in collectionview's sizeForItemAtIndexPath method based on my json response value. but even after setting the size to zero the cell which…
Jaimin
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