How do I set constraints in UIScrollView?
Follow this steps: Select the Scroll View and uncheck “Constrain to margins” and pin top, left, right, bottom, constraints. Add a UIView as a subview of the Scroll View. Name this view “Content View” Set “Content View” constraint (top, bottom, leading and trailing) as (0,0,0,0).
How do I add a UIScrollView to a storyboard?
17 Answers
- go to you view controller and click on Attribute Inspector .
- change Size to Freeform instead of Inferred.
- Go to the main view on that storyboard, not your scrollview but rather the top level view.
- Click Size Inspector and set this view to your desired size.
How do I fix scrollable content size ambiguity?
Add a new UIView in ScrollView, pin it 0,0,0,0 to all 4 sides of the Content Layout Guide of your ScrollView. Then add Equal Width and Equal Height constraints to the Frame Layout Guide.
How will you configure a UIScrollView with auto layout in Interface Builder?
How to configure a UIScrollView with Auto Layout in Interface…
- Create new project( eg.
- After creating project go to Main.
- Now you can see empty view controller on storyboard.
- Drag scrollView from object library to view controller.
- now it’s time to set constraint for scroll view.
What is UIScrollView?
UIScrollView is the superclass of several UIKit classes, including UITableView and UITextView . A scroll view is a view with an origin that’s adjustable over the content view. It clips the content to its frame, which generally (but not necessarily) coincides with that of the application’s main window.
Has ambiguous scrollable content height error?
you got ambiguity error, always make sure two added into scrollview from your content view is 1). button space to container. 2)trailing space to constraint that is highlighted in screenshot, these constraint means in scroll is how much you can scroll after your content view height or width.
Has ambiguous scrollable content height XCode?
This error showed to us by XCode means in plain English that scroll view is not able to determine its height (or width) using autolayout. …
Why ScrollView is not scrolling in Swift?
You need to set the frame of your UIScrollView so that it is less than the contentSize . Otherwise, it won’t scroll.
What is a UIStackView?
A streamlined interface for laying out a collection of views in either a column or a row.
Which is an example of UIScrollView constraint ambiguity?
UIScrollView is a special container where the actual content can be larger (or smaller) than its visible content view. Therefore, some of the constraints applied to UIScrollView are given different (or maybe straightforward after you understand it) meaning. Let’s start with a simple example.
How do I set a constraint on ScrollView?
You can set scrollview’s offset to move scrollview up and down as required. You must turn off autoresizing property. This class is used for giving constraints to the components dynamically. A constraint is a relationship between two UI objects that must be followed by the constraint-based layout system.
How does auto layout work in UIScrollView?
Note: In general, Auto Layout considers the top, left, bottom and right edges of a view to be the visible edges. However, UIScrollView scrolls its content by changing the origin of its bounds. To make this work with Auto Layout, the edges within a scroll view actually refer to the edges of its Content view.
What should the zoom scale be in UIScrollView?
A zoom scale of less than 1 shows a zoomed-out version of the content, and a zoom scale greater than 1 shows the content zoomed in. To get the minimum zoom scale, you first calculate the required zoom to fit the image view snugly within the scroll view, based on its width. You then calculate the same for the height.
