Tag: context

• January 16, 2019

  Draw Paths in UIViews

  

  In a previous tip, I drew rectangles and circles in a UIView. This time, let’s add lines and curves using paths to draw some toast. Download the playground I set up for you.  I set up my code to do all the drawing in the drawLines method. Go to the closure. I set up a…
• September 26, 2016

  What Do you do with Any?

  

  There’s been a major change to Swift 3.0 That many people might find a little disturbing in code, and others may have no idea what it is. In one sense that’s the idea. Apple changed AnyObject to Any in Swift 3.0. This three-letter word is an extremely powerful feature,a backbone of many functions and classes, and…
• August 26, 2015

  Swift WatchKit: Selecting With Multiple Rows in Apple Watch

  In the last lesson we created a multi-row table. However, we can only view the table, not select from the table. Multi-row tables provide some challenges with selection. Along the way, we’ll make a new interface to display selected information, using a technique we have not yet covered in this series: A dictionary as a…
• June 10, 2015

  Swift WatchKit: Working with Modal Views Part 2: Presenting Programmatically

  In the first part in this series we implemented a modal interface in WatchKit with a segue. In this part we’ll present the modal programmatically and once again set up a delegate and context for moving data between controllers. Open the project from the last lesson.  Press Command-N and add a new Cocoa Touch class …
• May 27, 2015

  Swift WatchKit: Introducing Navigation to the Apple Watch(Part 3: Using Delegates and Contexts)

  In our last lesson we set up navigation in the Storyboard and programmatically. We left off with passing data from one view controller to another using the context parameter like this: We made a context variable which we passed to the destination controller. We haven’t done anything yet with the value of the context. In…