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Add convenience UIPickerView rx extensions example
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+227
-108
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4 files changed

+227
-108
lines changed

‎RxExample/RxExample.xcodeproj/project.pbxproj

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2864D5F21D995FCD004F8484 /* Application+Extensions.swift in Sources */ = {isa = PBXBuildFile; fileRef = 2864D5F11D995FCD004F8484 /* Application+Extensions.swift */; };
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2864D5F31D995FCD004F8484 /* Application+Extensions.swift in Sources */ = {isa = PBXBuildFile; fileRef = 2864D5F11D995FCD004F8484 /* Application+Extensions.swift */; };
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8479BC721C3BDAD400FB8B54 /* ImagePickerController.swift in Sources */ = {isa = PBXBuildFile; fileRef = 8479BC701C3BCB9800FB8B54 /* ImagePickerController.swift */; };
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A5CD038F1F1670E50005A376 /* CustomPickerViewAdapterExampleViewController.swift in Sources */ = {isa = PBXBuildFile; fileRef = A5CD038E1F1670E50005A376 /* CustomPickerViewAdapterExampleViewController.swift */; };
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AE51C1C91DE735D8005BAF5F /* APIWrappers.storyboard in Resources */ = {isa = PBXBuildFile; fileRef = AE51C1C81DE735D8005BAF5F /* APIWrappers.storyboard */; };
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AE51C1CB1DE735E3005BAF5F /* Calculator.storyboard in Resources */ = {isa = PBXBuildFile; fileRef = AE51C1CA1DE735E3005BAF5F /* Calculator.storyboard */; };
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AE51C1CD1DE735EF005BAF5F /* Geolocation.storyboard in Resources */ = {isa = PBXBuildFile; fileRef = AE51C1CC1DE735EF005BAF5F /* Geolocation.storyboard */; };
@@ -432,6 +433,7 @@
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252C9F791F14115B00F5F951 /* SimpleUIPickerViewExample.storyboard */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = file.storyboard; path = SimpleUIPickerViewExample.storyboard; sourceTree = "<group>"; };
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2864D5F11D995FCD004F8484 /* Application+Extensions.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = "Application+Extensions.swift"; sourceTree = "<group>"; };
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8479BC701C3BCB9800FB8B54 /* ImagePickerController.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = ImagePickerController.swift; sourceTree = "<group>"; };
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A5CD038E1F1670E50005A376 /* CustomPickerViewAdapterExampleViewController.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = CustomPickerViewAdapterExampleViewController.swift; sourceTree = "<group>"; };
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AE51C1C81DE735D8005BAF5F /* APIWrappers.storyboard */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = file.storyboard; path = APIWrappers.storyboard; sourceTree = "<group>"; };
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AE51C1CA1DE735E3005BAF5F /* Calculator.storyboard */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = file.storyboard; path = Calculator.storyboard; sourceTree = "<group>"; };
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AE51C1CC1DE735EF005BAF5F /* Geolocation.storyboard */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = file.storyboard; path = Geolocation.storyboard; sourceTree = "<group>"; };
@@ -645,6 +647,7 @@
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children = (
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252C9F771F14111800F5F951 /* SimplePickerViewExampleViewController.swift */,
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252C9F791F14115B00F5F951 /* SimpleUIPickerViewExample.storyboard */,
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A5CD038E1F1670E50005A376 /* CustomPickerViewAdapterExampleViewController.swift */,
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);
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path = UIPickerViewExample;
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sourceTree = "<group>";
@@ -1492,6 +1495,7 @@
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C864BAD71C3332F10083833C /* DetailViewController.swift in Sources */,
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C822B1DF1C14CEAA0088A01A /* BindingExtensions.swift in Sources */,
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C864BAD91C3332F10083833C /* RandomUserAPI.swift in Sources */,
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A5CD038F1F1670E50005A376 /* CustomPickerViewAdapterExampleViewController.swift in Sources */,
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C886A68B1D85AC9400653EE4 /* UIImagePickerController+Rx.swift in Sources */,
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C8477FF01D29DE8C0074454A /* AnimatableSectionModelType+ItemPath.swift in Sources */,
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C864BADF1C3332F10083833C /* UIImageView+Extensions.swift in Sources */,

‎RxExample/RxExample/Examples/UIPickerViewExample/CustomPickerViewAdapterExampleViewController.swift

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//
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// CustomPickerViewAdapterExampleViewController.swift
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// RxExample
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//
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// Created by Sergey Shulga on 12/07/2017.
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// Copyright © 2017 Krunoslav Zaher. All rights reserved.
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//
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import UIKit
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#if !RX_NO_MODULE
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import RxSwift
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import RxCocoa
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#endif
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final class CustomPickerViewAdapterExampleViewController: ViewController {
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@IBOutlet weak var pickerView1: UIPickerView!
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@IBOutlet weak var pickerView2: UIPickerView!
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@IBOutlet weak var pickerView3: UIPickerView!
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override func viewDidLoad() {
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super.viewDidLoad()
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Observable.just([[1, 2, 3], [5, 8, 13], [21, 34]])
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.bind(to: pickerView1.rx.items(adapter: CustomStringPickerViewAdapter()))
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.disposed(by: disposeBag)
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Observable.just([[1, 2, 3], [5, 8, 13], [21, 34]])
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.bind(to: pickerView2.rx.items(adapter: CustomAttributedStringPickerViewAdapter()))
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.disposed(by: disposeBag)
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Observable.just([[1, 2, 3], [5, 8, 13], [21, 34]])
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.bind(to: pickerView3.rx.items(adapter: PickerViewViewAdapter()))
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.disposed(by: disposeBag)
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}
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}
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final class CustomStringPickerViewAdapter
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: NSObject
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, UIPickerViewDataSource
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, UIPickerViewDelegate
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, RxPickerViewDataSourceType {
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typealias Element = [[CustomStringConvertible]]
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private var items: [[CustomStringConvertible]] = []
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func numberOfComponents(in pickerView: UIPickerView) -> Int {
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return items.count
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}
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func pickerView(_ pickerView: UIPickerView, numberOfRowsInComponent component: Int) -> Int {
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return items[component].count
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}
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func pickerView(_ pickerView: UIPickerView, titleForRow row: Int, forComponent component: Int) -> String? {
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return items[component][row].description
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}
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func pickerView(_ pickerView: UIPickerView, observedEvent: Event<Element>) {
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UIBindingObserver(UIElement: self) { (adapter, items) in
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adapter.items = items
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pickerView.reloadAllComponents()
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}.on(observedEvent)
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}
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}
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final class CustomAttributedStringPickerViewAdapter
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: NSObject
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, UIPickerViewDataSource
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, UIPickerViewDelegate
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, RxPickerViewDataSourceType {
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typealias Element = [[CustomStringConvertible]]
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private var items: [[CustomStringConvertible]] = []
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func numberOfComponents(in pickerView: UIPickerView) -> Int {
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return items.count
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}
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func pickerView(_ pickerView: UIPickerView, numberOfRowsInComponent component: Int) -> Int {
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return items[component].count
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}
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func pickerView(_ pickerView: UIPickerView, attributedTitleForRow row: Int, forComponent component: Int) -> NSAttributedString? {
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return NSAttributedString(string: items[component][row].description,
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attributes: [
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NSForegroundColorAttributeName: UIColor.cyan,
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NSUnderlineStyleAttributeName: NSUnderlineStyle.styleDouble.rawValue
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])
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}
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func pickerView(_ pickerView: UIPickerView, observedEvent: Event<Element>) {
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UIBindingObserver(UIElement: self) { (adapter, items) in
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adapter.items = items
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pickerView.reloadAllComponents()
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}.on(observedEvent)
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}
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}
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final class PickerViewViewAdapter
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: NSObject
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, UIPickerViewDataSource
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, UIPickerViewDelegate
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, RxPickerViewDataSourceType {
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typealias Element = [[CustomStringConvertible]]
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private var items: [[CustomStringConvertible]] = []
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func numberOfComponents(in pickerView: UIPickerView) -> Int {
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return items.count
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}
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func pickerView(_ pickerView: UIPickerView, numberOfRowsInComponent component: Int) -> Int {
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return items[component].count
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}
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func pickerView(_ pickerView: UIPickerView, viewForRow row: Int, forComponent component: Int, reusing view: UIView?) -> UIView {
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let label = UILabel()
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label.text = items[component][row].description
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label.textColor = UIColor.orange
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label.font = UIFont.preferredFont(forTextStyle: .headline)
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label.textAlignment = .center
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return label
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}
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func pickerView(_ pickerView: UIPickerView, observedEvent: Event<Element>) {
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UIBindingObserver(UIElement: self) { (adapter, items) in
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adapter.items = items
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pickerView.reloadAllComponents()
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}.on(observedEvent)
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}
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}
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‎RxExample/RxExample/Examples/UIPickerViewExample/SimplePickerViewExampleViewController.swift

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Original file line numberDiff line numberDiff line change
@@ -21,111 +21,28 @@ final class SimplePickerViewExampleViewController: ViewController {
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override func viewDidLoad() {
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super.viewDidLoad()
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Observable.just([[1, 2, 3], [5, 8, 13], [21, 34]])
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.bind(to: pickerView1.rx.items(adapter: CustomStringPickerViewAdapter()))
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Observable.just([1, 2, 3])
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.bind(to: pickerView1.rx.itemTitles) { _, item in
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return "\(item)"
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}
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.disposed(by: disposeBag)
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Observable.just([[1, 2, 3], [5, 8, 13], [21, 34]])
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.bind(to: pickerView2.rx.items(adapter: CustomAttributedStringPickerViewAdapter()))
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Observable.just([1, 2, 3])
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.bind(to: pickerView2.rx.itemAttributedTitles) { _, item in
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return NSAttributedString(string: "\(item)",
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attributes: [
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NSForegroundColorAttributeName: UIColor.cyan,
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NSUnderlineStyleAttributeName: NSUnderlineStyle.styleDouble.rawValue
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])
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}
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.disposed(by: disposeBag)
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Observable.just([[1, 2, 3], [5, 8, 13], [21, 34]])
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.bind(to: pickerView3.rx.items(adapter: PickerViewViewAdapter()))
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Observable.just([UIColor.red, UIColor.green, UIColor.blue])
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.bind(to: pickerView3.rx.items) { _, item, _ in
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let view = UIView()
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view.backgroundColor = item
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return view
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}
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.disposed(by: disposeBag)
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}
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}
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final class CustomStringPickerViewAdapter
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: NSObject
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, UIPickerViewDataSource
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, UIPickerViewDelegate
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, RxPickerViewDataSourceType {
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typealias Element = [[CustomStringConvertible]]
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private var items: [[CustomStringConvertible]] = []
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func numberOfComponents(in pickerView: UIPickerView) -> Int {
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return items.count
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}
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func pickerView(_ pickerView: UIPickerView, numberOfRowsInComponent component: Int) -> Int {
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return items[component].count
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}
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func pickerView(_ pickerView: UIPickerView, titleForRow row: Int, forComponent component: Int) -> String? {
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return items[component][row].description
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}
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func pickerView(_ pickerView: UIPickerView, observedEvent: Event<Element>) {
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UIBindingObserver(UIElement: self) { (adapter, items) in
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adapter.items = items
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pickerView.reloadAllComponents()
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}.on(observedEvent)
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}
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}
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final class CustomAttributedStringPickerViewAdapter
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: NSObject
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, UIPickerViewDataSource
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, UIPickerViewDelegate
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, RxPickerViewDataSourceType {
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typealias Element = [[CustomStringConvertible]]
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private var items: [[CustomStringConvertible]] = []
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func numberOfComponents(in pickerView: UIPickerView) -> Int {
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return items.count
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}
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func pickerView(_ pickerView: UIPickerView, numberOfRowsInComponent component: Int) -> Int {
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return items[component].count
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}
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func pickerView(_ pickerView: UIPickerView, attributedTitleForRow row: Int, forComponent component: Int) -> NSAttributedString? {
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return NSAttributedString(string: items[component][row].description,
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attributes: [
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NSForegroundColorAttributeName: UIColor.cyan,
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NSUnderlineStyleAttributeName: NSUnderlineStyle.styleDouble.rawValue
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])
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}
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func pickerView(_ pickerView: UIPickerView, observedEvent: Event<Element>) {
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UIBindingObserver(UIElement: self) { (adapter, items) in
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adapter.items = items
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pickerView.reloadAllComponents()
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}.on(observedEvent)
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}
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}
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final class PickerViewViewAdapter
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: NSObject
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, UIPickerViewDataSource
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, UIPickerViewDelegate
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, RxPickerViewDataSourceType {
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typealias Element = [[CustomStringConvertible]]
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private var items: [[CustomStringConvertible]] = []
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func numberOfComponents(in pickerView: UIPickerView) -> Int {
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return items.count
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}
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func pickerView(_ pickerView: UIPickerView, numberOfRowsInComponent component: Int) -> Int {
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return items[component].count
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}
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func pickerView(_ pickerView: UIPickerView, viewForRow row: Int, forComponent component: Int, reusing view: UIView?) -> UIView {
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let label = UILabel()
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label.text = items[component][row].description
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label.textColor = UIColor.orange
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label.font = UIFont.preferredFont(forTextStyle: .headline)
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label.textAlignment = .center
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return label
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}
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func pickerView(_ pickerView: UIPickerView, observedEvent: Event<Element>) {
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UIBindingObserver(UIElement: self) { (adapter, items) in
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adapter.items = items
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pickerView.reloadAllComponents()
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}.on(observedEvent)
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}
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}
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