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Simple UIPickerView subclass
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class SimplePickerView : UIPickerView { | |
class SimplePickerViewModel : NSObject, UIPickerViewDelegate, UIPickerViewDataSource { | |
var titles: [String] | |
var selectionHandler: ((pickerView: UIPickerView, row: Int, title: String) -> ())? | |
init(titles: [String], selectionHandler: ((pickerView: UIPickerView, row: Int, title: String) -> ())? = nil) { | |
self.titles = titles | |
self.selectionHandler = selectionHandler | |
} | |
func numberOfComponentsInPickerView(pickerView: UIPickerView) -> Int { | |
return 1 | |
} | |
func pickerView(pickerView: UIPickerView, numberOfRowsInComponent component: Int) -> Int { | |
return titles.count | |
} | |
func pickerView(pickerView: UIPickerView, titleForRow row: Int, forComponent component: Int) -> String! { | |
return titles[row] | |
} | |
func pickerView(pickerView: UIPickerView, didSelectRow row: Int, inComponent component: Int) { | |
selectionHandler?(pickerView: pickerView, row: row, title: titles[row]) | |
} | |
} | |
let model: SimplePickerViewModel | |
init(titles: [String], selectionHandler: ((pickerView: UIPickerView, row: Int, title: String) -> ())? = nil) { | |
self.model = SimplePickerViewModel(titles: titles, selectionHandler: selectionHandler) | |
println("titles: \(titles)") | |
super.init(frame: CGRectZero) | |
self.delegate = model | |
self.dataSource = model | |
} | |
required init(coder aDecoder: NSCoder) { | |
self.model = SimplePickerViewModel(titles: [], selectionHandler: nil) | |
super.init(coder: aDecoder) | |
} | |
} |
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