pickerview – Making App Pie

February 6, 2019

Time Picker Part 2: Strings to Time Intervals

In the last tip, I showed you how to use UIPickerControllers to make a time interval input. What I didn't show you is how to output that. In this tip I'll show you how to read and convert data from a picker that has a separate delegate. If you download the exercise file, you'll have …

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January 30, 2019

Protocols and Time Pickers

While there is the date components picker, sometimes you want a picker the gives a time interval in seconds. In this two-part tutorial, Let me show you how to set up one, and discuss some good uses of protocols beyondself If you download the exercise files, you’ll see I set up a project with two …

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March 2, 2015

Converting Objective C to Swift : The Circular Picker View Example

Swift is a new language. Objective C is not. Sometimes you have some Objective C code and want to make it into Swift code. I had a case of that this week when a reader asked me about continuous picker view wheels. If you are familiar with the date picker it goes from 0 to …

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