How do I change cell view width in collections?

Some examples are: make UILabel multi-line, disable scrolling for UITextView . Set cell maximal width from collectionView(:cellForItemAt:) . Set collection view flow layout property estimatedItemSize to a non-zero value, typically to UICollectionViewFlowLayout. automaticSize .

How do you adjust the height of UICollectionView to be the height of the content size of the UICollectionView?

16 Answers

1. Add a height constraint to your collection view.
2. Set its priority to 999.
3. Set its constant to any value that makes it reasonably visible on the storyboard.
4. Change the bottom equal constraint of the collection view to greater or equal.
5. Connect the height constraint to an outlet.

How do I create a dynamic collection VIEW cell in Swift?

It consists of three steps the first is creating and configuring the cell then we’re going to subclass UICollectionViewFlowLayout after that, we would configure UICollectionView .

1. Step 1: Create and Configure UICollectionView Cell.
2. Step 2: Subclass UICollectionViewFlowLayout.
3. Step 3: Configure UICollectionView.

How do I find the content size of a collection view?

The simple and easy solution lies in the underlying layout: Just call collectionViewContentSize on your myCollectionView. collectionViewLayout property and you get the height and width of the content as CGSize .

How do I set dynamic height in collectionView?

Dynamically calculating the collectionView’s height as per its contentSize is simply a 3 step process.

1. Subclass UICollectionView and override its layoutSubviews() and intrinsicContentSize , i.e.
2. Now, set DynamicHeightCollectionView as the collectionView’s class in storyboard .

What is collection view cell?

The collection view presents items onscreen using a cell, which is an instance of the UICollectionViewCell class that your data source configures and provides. Figure 1 A collection view using the flow layout. In addition to its cells, a collection view can present data using other types of views.

How do you manage collection view cell height in Swift?

Collection View height inside the Table View Cell

1. Go to Table view Cell class & create the outlet of collection view & collection view Height Constraints.
2. Now Register the Collection view cell so we can use .
3. Now write their All delegate & data source method inside the table view cell class.

How do I make a collection view dynamic height?

Make-CollectionView-Height-Dynamic-According-to-Content

1. Add a height constraint to your collection view.
2. Set its priority to 999.
3. Set its constant to any value that only makes it reasonably visible on the storyboard.
4. Change the bottom equal constraint of the collection view to greater or equal.

How do I make a cell self-sizing in a collection view?

Collection view cells self-sizing could be implemented either programmatically via sizeThatFits: or by means of auto layout. The latter is way easier, since it allows to design complex dynamic user interfaces in visual editor, without a single line of code.

When to use collection view inside the table view cell?

In Most of time we use the collection view inside the table view cell if the collection view flow is vertical then we need to increase the height of table view cell or if flow layout is horizontal then we fix some constant height for table view cell .

How to manage the table view cell height automatically if vertical?

Here I am discussing about how to manage the table view cell height automatically if collection view flow layout is vertical 1: Go to Table view Cell class & create the outlet of collection view & collection view Height Constraints. class ProductTableViewCell: UITableViewCell { @IBOutlet weak var prodcutCollectionView: UICollectionView!

What is self-sizing in uicollectionviewflowlayout?

Self-sizing is a way of adjusting cells size within collection view layout, where cells are responsible for calculating their own sizes. Three ways to cut the cake exist: Layout Property — UICollectionViewFlowLayout.itemSize. Delegate — collectionView (layout:sizeForItemAt:).