cocoa-touch Archives - Page 2 of 13

iphone, Programming

IT Nursery

Finding the direction of scrolling in a UIScrollView?

I have a UIScrollView with only horizontal scrolling allowed, and I would like to know which direction (left, right) the user scrolls. What ...

June 2, 2022
0 Comments

ios, Programming

IT Nursery

UIButton inside a view that has a UITapGestureRecognizer

I have view with a UITapGestureRecognizer. So when I tap on the view another view appears above this view. This new view has ...

June 2, 2022
0 Comments

ios, Programming

IT Nursery

Binary operator ‘|’ cannot be applied to two UIViewAutoresizing operands

Getting this error in Swift 2.0. Binary operator ‘|’ cannot be applied to two UIViewAutoresizing operands Here is the code: let view = ...

June 2, 2022
0 Comments

ios, Programming

IT Nursery

How to round the corners of a button

I have a rectangle image (jpg) and want to use it to fill the background of a button with rounded corner in xcode. ...

June 2, 2022
0 Comments

ios, Programming

IT Nursery

Get to UIViewController from UIView?

Is there a built-in way to get from a UIView to its UIViewController? I know you can get from UIViewController to its UIView ...

June 1, 2022
0 Comments

ios, Programming

IT Nursery

How can I click a button behind a transparent UIView?

Let’s say we have a view controller with one sub view. the subview takes up the center of the screen with 100 px ...

June 1, 2022
0 Comments

ios, Programming

IT Nursery

How do I apply a perspective transform to a UIView?

I’m looking to perform a perspective transform on a UIView (such as seen in coverflow) Does anyonew know if this is possible? I’ve ...

June 1, 2022
0 Comments

ios, Programming

IT Nursery

How to save picture to iPhone photo library?

What do I need to do to save an image my program has generated (possibly from the camera, possibly not) to the system ...

June 1, 2022
0 Comments

cocoa-touch, Programming

IT Nursery

Have a reloadData for a UITableView animate when changing

I have a UITableView that has two modes. When we switch between the modes I have a different number of sections and cells ...

May 31, 2022
0 Comments

ios, Programming

IT Nursery

Zooming MKMapView to fit annotation pins?

I am using MKMapView and have added a number of annotation pins to the map about a 5-10 kilometre area. When I run ...

May 31, 2022
0 Comments