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131
RxExample/RxExample/Examples/UIPickerViewExample/SimplePickerViewExampleViewController.swift
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| // | ||
| // SimplePickerViewExampleViewController.swift | ||
| // RxExample | ||
| // | ||
| // Created by sergdort on 10/07/2017. | ||
| // Copyright © 2017 Krunoslav Zaher. All rights reserved. | ||
| // | ||
|
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| import UIKit | ||
| #if !RX_NO_MODULE | ||
| import RxSwift | ||
| import RxCocoa | ||
| #endif | ||
|
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| final class SimplePickerViewExampleViewController: ViewController { | ||
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| @IBOutlet weak var pickerView1: UIPickerView! | ||
| @IBOutlet weak var pickerView2: UIPickerView! | ||
| @IBOutlet weak var pickerView3: UIPickerView! | ||
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| override func viewDidLoad() { | ||
| super.viewDidLoad() | ||
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| Observable.just([[1, 2, 3], [5, 8, 13], [21, 34]]) | ||
| .bind(to: pickerView1.rx.items(adapter: CustomStringPickerViewAdapter())) | ||
| .disposed(by: disposeBag) | ||
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| Observable.just([[1, 2, 3], [5, 8, 13], [21, 34]]) | ||
| .bind(to: pickerView2.rx.items(adapter: CustomAttributedStringPickerViewAdapter())) | ||
| .disposed(by: disposeBag) | ||
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| Observable.just([[1, 2, 3], [5, 8, 13], [21, 34]]) | ||
| .bind(to: pickerView3.rx.items(adapter: PickerViewViewAdapter())) | ||
| .disposed(by: disposeBag) | ||
| } | ||
| } | ||
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| final class CustomStringPickerViewAdapter | ||
| : NSObject | ||
| , UIPickerViewDataSource | ||
| , UIPickerViewDelegate | ||
| , RxPickerViewDataSourceType { | ||
| typealias Element = [[CustomStringConvertible]] | ||
| private var items: [[CustomStringConvertible]] = [] | ||
|
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| func numberOfComponents(in pickerView: UIPickerView) -> Int { | ||
| return items.count | ||
| } | ||
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| func pickerView(_ pickerView: UIPickerView, numberOfRowsInComponent component: Int) -> Int { | ||
| return items[component].count | ||
| } | ||
|
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| func pickerView(_ pickerView: UIPickerView, titleForRow row: Int, forComponent component: Int) -> String? { | ||
| return items[component][row].description | ||
| } | ||
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| func pickerView(_ pickerView: UIPickerView, observedEvent: Event<Element>) { | ||
| UIBindingObserver(UIElement: self) { (adapter, items) in | ||
| adapter.items = items | ||
| pickerView.reloadAllComponents() | ||
| }.on(observedEvent) | ||
| } | ||
| } | ||
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| final class CustomAttributedStringPickerViewAdapter | ||
| : NSObject | ||
| , UIPickerViewDataSource | ||
| , UIPickerViewDelegate | ||
| , RxPickerViewDataSourceType { | ||
| typealias Element = [[CustomStringConvertible]] | ||
| private var items: [[CustomStringConvertible]] = [] | ||
|
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| func numberOfComponents(in pickerView: UIPickerView) -> Int { | ||
| return items.count | ||
| } | ||
|
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| func pickerView(_ pickerView: UIPickerView, numberOfRowsInComponent component: Int) -> Int { | ||
| return items[component].count | ||
| } | ||
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| func pickerView(_ pickerView: UIPickerView, attributedTitleForRow row: Int, forComponent component: Int) -> NSAttributedString? { | ||
| return NSAttributedString(string: items[component][row].description, | ||
| attributes: [ | ||
| NSForegroundColorAttributeName: UIColor.cyan, | ||
| NSUnderlineStyleAttributeName: NSUnderlineStyle.styleDouble.rawValue | ||
| ]) | ||
| } | ||
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| func pickerView(_ pickerView: UIPickerView, observedEvent: Event<Element>) { | ||
| UIBindingObserver(UIElement: self) { (adapter, items) in | ||
| adapter.items = items | ||
| pickerView.reloadAllComponents() | ||
| }.on(observedEvent) | ||
| } | ||
| } | ||
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| final class PickerViewViewAdapter | ||
| : NSObject | ||
| , UIPickerViewDataSource | ||
| , UIPickerViewDelegate | ||
| , RxPickerViewDataSourceType { | ||
| typealias Element = [[CustomStringConvertible]] | ||
| private var items: [[CustomStringConvertible]] = [] | ||
|
|
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| func numberOfComponents(in pickerView: UIPickerView) -> Int { | ||
| return items.count | ||
| } | ||
|
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| func pickerView(_ pickerView: UIPickerView, numberOfRowsInComponent component: Int) -> Int { | ||
| return items[component].count | ||
| } | ||
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| func pickerView(_ pickerView: UIPickerView, viewForRow row: Int, forComponent component: Int, reusing view: UIView?) -> UIView { | ||
| let label = UILabel() | ||
| label.text = items[component][row].description | ||
| label.textColor = UIColor.orange | ||
| label.font = UIFont.preferredFont(forTextStyle: .headline) | ||
| label.textAlignment = .center | ||
| return label | ||
| } | ||
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| func pickerView(_ pickerView: UIPickerView, observedEvent: Event<Element>) { | ||
| UIBindingObserver(UIElement: self) { (adapter, items) in | ||
| adapter.items = items | ||
| pickerView.reloadAllComponents() | ||
| }.on(observedEvent) | ||
| } | ||
| } | ||
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63 changes: 63 additions & 0 deletions
63
RxExample/RxExample/Examples/UIPickerViewExample/SimpleUIPickerViewExample.storyboard
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| <?xml version="1.0" encoding="UTF-8"?> | ||
| <document type="com.apple.InterfaceBuilder3.CocoaTouch.Storyboard.XIB" version="3.0" toolsVersion="12118" systemVersion="16E195" targetRuntime="iOS.CocoaTouch" propertyAccessControl="none" useAutolayout="YES" useTraitCollections="YES" colorMatched="YES" initialViewController="U76-um-TqZ"> | ||
| <device id="retina4_7" orientation="portrait"> | ||
| <adaptation id="fullscreen"/> | ||
| </device> | ||
| <dependencies> | ||
| <deployment identifier="iOS"/> | ||
| <plugIn identifier="com.apple.InterfaceBuilder.IBCocoaTouchPlugin" version="12086"/> | ||
| <capability name="Constraints to layout margins" minToolsVersion="6.0"/> | ||
| <capability name="Constraints with non-1.0 multipliers" minToolsVersion="5.1"/> | ||
| <capability name="documents saved in the Xcode 8 format" minToolsVersion="8.0"/> | ||
| </dependencies> | ||
| <scenes> | ||
| <!--Simple Picker View Example View Controller--> | ||
| <scene sceneID="iy0-gg-lTJ"> | ||
| <objects> | ||
| <viewController id="U76-um-TqZ" customClass="SimplePickerViewExampleViewController" customModule="RxExample_iOS" customModuleProvider="target" sceneMemberID="viewController"> | ||
| <layoutGuides> | ||
| <viewControllerLayoutGuide type="top" id="61a-Hs-mqd"/> | ||
| <viewControllerLayoutGuide type="bottom" id="I6Z-oN-WS8"/> | ||
| </layoutGuides> | ||
| <view key="view" contentMode="scaleToFill" id="8lm-KZ-WhU"> | ||
| <rect key="frame" x="0.0" y="0.0" width="375" height="667"/> | ||
| <autoresizingMask key="autoresizingMask" widthSizable="YES" heightSizable="YES"/> | ||
| <subviews> | ||
| <pickerView contentMode="scaleToFill" translatesAutoresizingMaskIntoConstraints="NO" id="FUv-qb-kPm"> | ||
| <rect key="frame" x="0.0" y="0.0" width="375" height="222.5"/> | ||
| </pickerView> | ||
| <pickerView contentMode="scaleToFill" translatesAutoresizingMaskIntoConstraints="NO" id="7Qw-EC-A7z"> | ||
| <rect key="frame" x="0.0" y="444" width="375" height="222.5"/> | ||
| </pickerView> | ||
| <pickerView contentMode="scaleToFill" translatesAutoresizingMaskIntoConstraints="NO" id="Jek-p5-MeP"> | ||
| <rect key="frame" x="0.0" y="222" width="375" height="222.5"/> | ||
| </pickerView> | ||
| </subviews> | ||
| <color key="backgroundColor" white="1" alpha="1" colorSpace="calibratedWhite"/> | ||
| <constraints> | ||
| <constraint firstItem="Jek-p5-MeP" firstAttribute="leading" secondItem="8lm-KZ-WhU" secondAttribute="leadingMargin" constant="-16" id="0To-gV-vsk"/> | ||
| <constraint firstItem="Jek-p5-MeP" firstAttribute="top" secondItem="FUv-qb-kPm" secondAttribute="bottom" constant="-0.5" id="2Ob-x4-V3b"/> | ||
| <constraint firstItem="7Qw-EC-A7z" firstAttribute="height" secondItem="Jek-p5-MeP" secondAttribute="height" id="8ka-rT-fzR"/> | ||
| <constraint firstItem="I6Z-oN-WS8" firstAttribute="top" secondItem="7Qw-EC-A7z" secondAttribute="bottom" constant="0.5" id="9BL-qX-gl5"/> | ||
| <constraint firstItem="Jek-p5-MeP" firstAttribute="height" secondItem="FUv-qb-kPm" secondAttribute="height" id="S9j-bB-7dM"/> | ||
| <constraint firstAttribute="trailingMargin" secondItem="FUv-qb-kPm" secondAttribute="trailing" constant="-16" id="SWq-eM-fu4"/> | ||
| <constraint firstItem="7Qw-EC-A7z" firstAttribute="leading" secondItem="8lm-KZ-WhU" secondAttribute="leadingMargin" constant="-16" id="Suo-sl-F3b"/> | ||
| <constraint firstItem="FUv-qb-kPm" firstAttribute="top" secondItem="61a-Hs-mqd" secondAttribute="bottom" constant="-20" id="WcE-mF-beh"/> | ||
| <constraint firstItem="FUv-qb-kPm" firstAttribute="height" secondItem="8lm-KZ-WhU" secondAttribute="height" multiplier="1:3" id="YBK-o9-J8J"/> | ||
| <constraint firstAttribute="trailingMargin" secondItem="7Qw-EC-A7z" secondAttribute="trailing" constant="-16" id="ltJ-CE-JjD"/> | ||
| <constraint firstItem="FUv-qb-kPm" firstAttribute="leading" secondItem="8lm-KZ-WhU" secondAttribute="leadingMargin" constant="-16" id="ncD-bk-j9H"/> | ||
| <constraint firstAttribute="trailingMargin" secondItem="Jek-p5-MeP" secondAttribute="trailing" constant="-16" id="xxa-q4-NBW"/> | ||
| </constraints> | ||
| </view> | ||
| <connections> | ||
| <outlet property="pickerView1" destination="FUv-qb-kPm" id="tT9-eF-nRW"/> | ||
| <outlet property="pickerView2" destination="Jek-p5-MeP" id="PGs-Oy-25Y"/> | ||
| <outlet property="pickerView3" destination="7Qw-EC-A7z" id="hQX-Yf-u5o"/> | ||
| </connections> | ||
| </viewController> | ||
| <placeholder placeholderIdentifier="IBFirstResponder" id="eYS-P5-6qD" userLabel="First Responder" sceneMemberID="firstResponder"/> | ||
| </objects> | ||
| <point key="canvasLocation" x="97.5" y="147.5"/> | ||
| </scene> | ||
| </scenes> | ||
| </document> |
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