Add platform_view_swift based on platform_view example (#10)

platform_view_swift/ios/Runner/AppDelegate.swift

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+// Copyright 2018, the Flutter project authors. Please see the AUTHORS file
+// for details. All rights reserved. Use of this source code is governed by a
+// BSD-style license that can be found in the LICENSE file.
+
+import UIKit
+import Flutter
+
+@UIApplicationMain
+@objc class AppDelegate: FlutterAppDelegate, PlatformViewControllerDelegate
+{
+  var flutterResult: FlutterResult?
+
+  override func application(
+    _ application: UIApplication,
+    didFinishLaunchingWithOptions launchOptions: [UIApplicationLaunchOptionsKey: Any]?) -> Bool {
+    GeneratedPluginRegistrant.register(with: self)
+    let controller: FlutterViewController = window?.rootViewController as! FlutterViewController
+    let channel = FlutterMethodChannel.init(name: "samples.flutter.io/platform_view_swift", binaryMessenger: controller)
+
+    channel.setMethodCallHandler({
+      (call: FlutterMethodCall, result: @escaping FlutterResult) -> Void in
+      if ("switchView" == call.method) {
+        self.flutterResult = result
+
+        let platformViewController = controller.storyboard?.instantiateViewController(withIdentifier: "PlatformView") as! PlatformViewController
+        platformViewController.counter = call.arguments as! Int
+        platformViewController.delegate = self
+
+        let navigationController = UINavigationController(rootViewController: platformViewController)
+        navigationController.navigationBar.topItem?.title = "Platform View"
+        controller.present(navigationController, animated: true, completion: nil)
+      } else {
+        result(FlutterMethodNotImplemented)
+      }
+    });
+
+    return super.application(application, didFinishLaunchingWithOptions: launchOptions)
+  }
+
+  func didUpdateCounter(counter: Int) {
+    flutterResult?(counter)
+  }
+}

platform_view_swift/ios/Runner/Assets.xcassets/AppIcon.appiconset/Contents.json

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+{
+  "images" : [
+    {
+      "size" : "20x20",
+      "idiom" : "iphone",
+      "filename" : "Icon-App-20x20@2x.png",
+      "scale" : "2x"
+    },
+    {
+      "size" : "20x20",
+      "idiom" : "iphone",
+      "filename" : "Icon-App-20x20@3x.png",
+      "scale" : "3x"
+    },
+    {
+      "size" : "29x29",
+      "idiom" : "iphone",
+      "filename" : "Icon-App-29x29@1x.png",
+      "scale" : "1x"
+    },
+    {
+      "size" : "29x29",
+      "idiom" : "iphone",
+      "filename" : "Icon-App-29x29@2x.png",
+      "scale" : "2x"
+    },
+    {
+      "size" : "29x29",
+      "idiom" : "iphone",
+      "filename" : "Icon-App-29x29@3x.png",
+      "scale" : "3x"
+    },
+    {
+      "size" : "40x40",
+      "idiom" : "iphone",
+      "filename" : "Icon-App-40x40@2x.png",
+      "scale" : "2x"
+    },
+    {
+      "size" : "40x40",
+      "idiom" : "iphone",
+      "filename" : "Icon-App-40x40@3x.png",
+      "scale" : "3x"
+    },
+    {
+      "size" : "60x60",
+      "idiom" : "iphone",
+      "filename" : "Icon-App-60x60@2x.png",
+      "scale" : "2x"
+    },
+    {
+      "size" : "60x60",
+      "idiom" : "iphone",
+      "filename" : "Icon-App-60x60@3x.png",
+      "scale" : "3x"
+    },
+    {
+      "size" : "20x20",
+      "idiom" : "ipad",
+      "filename" : "Icon-App-20x20@1x.png",
+      "scale" : "1x"
+    },
+    {
+      "size" : "20x20",
+      "idiom" : "ipad",
+      "filename" : "Icon-App-20x20@2x.png",
+      "scale" : "2x"
+    },
+    {
+      "size" : "29x29",
+      "idiom" : "ipad",
+      "filename" : "Icon-App-29x29@1x.png",
+      "scale" : "1x"
+    },
+    {
+      "size" : "29x29",
+      "idiom" : "ipad",
+      "filename" : "Icon-App-29x29@2x.png",
+      "scale" : "2x"
+    },
+    {
+      "size" : "40x40",
+      "idiom" : "ipad",
+      "filename" : "Icon-App-40x40@1x.png",
+      "scale" : "1x"
+    },
+    {
+      "size" : "40x40",
+      "idiom" : "ipad",
+      "filename" : "Icon-App-40x40@2x.png",
+      "scale" : "2x"
+    },
+    {
+      "size" : "76x76",
+      "idiom" : "ipad",
+      "filename" : "Icon-App-76x76@1x.png",
+      "scale" : "1x"
+    },
+    {
+      "size" : "76x76",
+      "idiom" : "ipad",
+      "filename" : "Icon-App-76x76@2x.png",
+      "scale" : "2x"
+    },
+    {
+      "size" : "83.5x83.5",
+      "idiom" : "ipad",
+      "filename" : "Icon-App-83.5x83.5@2x.png",
+      "scale" : "2x"
+    }
+  ],
+  "info" : {
+    "version" : 1,
+    "author" : "xcode"
+  }
+}

platform_view_swift/ios/Runner/Base.lproj/LaunchScreen.storyboard

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+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<document type="com.apple.InterfaceBuilder3.CocoaTouch.Storyboard.XIB" version="3.0" toolsVersion="10117" systemVersion="15F34" targetRuntime="iOS.CocoaTouch" propertyAccessControl="none" useAutolayout="YES" launchScreen="YES" useTraitCollections="YES" initialViewController="01J-lp-oVM">
+    <dependencies>
+        <deployment identifier="iOS"/>
+        <plugIn identifier="com.apple.InterfaceBuilder.IBCocoaTouchPlugin" version="10085"/>
+    </dependencies>
+    <scenes>
+        <!--View Controller-->
+        <scene sceneID="EHf-IW-A2E">
+            <objects>
+                <viewController id="01J-lp-oVM" sceneMemberID="viewController">
+                    <layoutGuides>
+                        <viewControllerLayoutGuide type="top" id="Llm-lL-Icb"/>
+                        <viewControllerLayoutGuide type="bottom" id="xb3-aO-Qok"/>
+                    </layoutGuides>
+                    <view key="view" contentMode="scaleToFill" id="Ze5-6b-2t3">
+                        <rect key="frame" x="0.0" y="0.0" width="600" height="600"/>
+                        <autoresizingMask key="autoresizingMask" widthSizable="YES" heightSizable="YES"/>
+                        <color key="backgroundColor" white="1" alpha="1" colorSpace="custom" customColorSpace="calibratedWhite"/>
+                    </view>
+                </viewController>
+                <placeholder placeholderIdentifier="IBFirstResponder" id="iYj-Kq-Ea1" userLabel="First Responder" sceneMemberID="firstResponder"/>
+            </objects>
+            <point key="canvasLocation" x="53" y="375"/>
+        </scene>
+    </scenes>
+</document>

platform_view_swift/ios/Runner/Base.lproj/Main.storyboard

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+<?xml version="1.0" encoding="UTF-8"?>
+<document type="com.apple.InterfaceBuilder3.CocoaTouch.Storyboard.XIB" version="3.0" toolsVersion="14113" targetRuntime="iOS.CocoaTouch" propertyAccessControl="none" useAutolayout="YES" useTraitCollections="YES" colorMatched="YES" initialViewController="BYZ-38-t0r">
+    <device id="retina4_7" orientation="portrait">
+        <adaptation id="fullscreen"/>
+    </device>
+    <dependencies>
+        <deployment identifier="iOS"/>
+        <plugIn identifier="com.apple.InterfaceBuilder.IBCocoaTouchPlugin" version="14088"/>
+        <capability name="documents saved in the Xcode 8 format" minToolsVersion="8.0"/>
+    </dependencies>
+    <scenes>
+        <!--Flutter View Controller-->
+        <scene sceneID="tne-QT-ifu">
+            <objects>
+                <viewController id="BYZ-38-t0r" customClass="FlutterViewController" sceneMemberID="viewController">
+                    <layoutGuides>
+                        <viewControllerLayoutGuide type="top" id="y3c-jy-aDJ"/>
+                        <viewControllerLayoutGuide type="bottom" id="wfy-db-euE"/>
+                    </layoutGuides>
+                    <view key="view" contentMode="scaleToFill" id="8bC-Xf-vdC">
+                        <rect key="frame" x="0.0" y="0.0" width="375" height="667"/>
+                        <autoresizingMask key="autoresizingMask" widthSizable="YES" heightSizable="YES"/>
+                        <color key="backgroundColor" red="1" green="1" blue="1" alpha="1" colorSpace="custom" customColorSpace="sRGB"/>
+                    </view>
+                </viewController>
+                <placeholder placeholderIdentifier="IBFirstResponder" id="dkx-z0-nzr" sceneMemberID="firstResponder"/>
+            </objects>
+            <point key="canvasLocation" x="46" y="197"/>
+        </scene>
+        <!--Platform View Controller-->
+        <scene sceneID="qxR-Ib-h1B">
+            <objects>
+                <viewController storyboardIdentifier="PlatformView" id="l7k-TM-87m" customClass="PlatformViewController" customModule="Runner" customModuleProvider="target" sceneMemberID="viewController">
+                    <layoutGuides>
+                        <viewControllerLayoutGuide type="top" id="aNK-cG-KHz"/>
+                        <viewControllerLayoutGuide type="bottom" id="KQ0-mI-uQk"/>
+                    </layoutGuides>
+                    <view key="view" contentMode="scaleToFill" id="9Pa-2h-BJY" userLabel="ParentView">
+                        <rect key="frame" x="0.0" y="0.0" width="375" height="667"/>
+                        <autoresizingMask key="autoresizingMask" widthSizable="YES" heightSizable="YES"/>
+                        <subviews>
+                            <stackView opaque="NO" contentMode="scaleToFill" axis="vertical" translatesAutoresizingMaskIntoConstraints="NO" id="O5w-dx-5ca">
+                                <rect key="frame" x="0.0" y="0.0" width="375" height="667"/>
+                                <subviews>
+                                    <view contentMode="scaleToFill" restorationIdentifier="PVController" translatesAutoresizingMaskIntoConstraints="NO" id="PVo-OY-IKE" userLabel="Top">
+                                        <rect key="frame" x="0.0" y="0.0" width="375" height="597"/>
+                                        <subviews>
+                                            <label opaque="NO" userInteractionEnabled="NO" contentMode="left" horizontalHuggingPriority="251" verticalHuggingPriority="251" text="Button tapped 0 times." textAlignment="natural" lineBreakMode="tailTruncation" baselineAdjustment="alignBaselines" adjustsFontSizeToFit="NO" translatesAutoresizingMaskIntoConstraints="NO" id="qaB-rs-mWp">
+                                                <rect key="frame" x="95.5" y="288" width="185" height="21.5"/>
+                                                <fontDescription key="fontDescription" type="system" pointSize="18"/>
+                                                <color key="textColor" white="1" alpha="1" colorSpace="calibratedWhite"/>
+                                                <nil key="highlightedColor"/>
+                                            </label>
+                                            <button opaque="NO" contentMode="scaleToFill" contentHorizontalAlignment="center" contentVerticalAlignment="center" buttonType="roundedRect" lineBreakMode="middleTruncation" translatesAutoresizingMaskIntoConstraints="NO" id="K7X-Ru-0N7" customClass="MDButton">
+                                                <rect key="frame" x="94" y="325.5" width="188" height="38"/>
+                                                <color key="backgroundColor" white="1" alpha="1" colorSpace="calibratedWhite"/>
+                                                <constraints>
+                                                    <constraint firstAttribute="width" constant="188" id="W0o-wA-IUz"/>
+                                                    <constraint firstAttribute="height" constant="38" id="tEK-W1-2uy"/>
+                                                </constraints>
+                                                <fontDescription key="fontDescription" type="system" pointSize="14"/>
+                                                <state key="normal" title="Continue in Flutter view">
+                                                    <color key="titleColor" cocoaTouchSystemColor="darkTextColor"/>
+                                                </state>
+                                                <userDefinedRuntimeAttributes>
+                                                    <userDefinedRuntimeAttribute type="number" keyPath="type">
+                                                        <integer key="value" value="0"/>
+                                                    </userDefinedRuntimeAttribute>
+                                                </userDefinedRuntimeAttributes>
+                                                <connections>
+                                                    <action selector="switchToFlutterView:" destination="l7k-TM-87m" eventType="touchUpInside" id="Q9G-Ua-HnS"/>
+                                                </connections>
+                                            </button>
+                                        </subviews>
+                                        <constraints>
+                                            <constraint firstItem="qaB-rs-mWp" firstAttribute="centerX" secondItem="PVo-OY-IKE" secondAttribute="centerX" id="3XU-jp-cMf"/>
+                                            <constraint firstItem="qaB-rs-mWp" firstAttribute="centerY" secondItem="PVo-OY-IKE" secondAttribute="centerY" id="GEk-gm-nLl"/>
+                                            <constraint firstItem="K7X-Ru-0N7" firstAttribute="top" secondItem="qaB-rs-mWp" secondAttribute="bottom" constant="16" id="Gwc-TH-45z"/>
+                                            <constraint firstItem="K7X-Ru-0N7" firstAttribute="centerX" secondItem="qaB-rs-mWp" secondAttribute="centerX" id="QqH-9r-NM7"/>
+                                        </constraints>
+                                    </view>
+                                    <view contentMode="scaleToFill" restorationIdentifier="Bottom" translatesAutoresizingMaskIntoConstraints="NO" id="9iX-D6-aiy" userLabel="Bottom">
+                                        <rect key="frame" x="0.0" y="597" width="375" height="70"/>
+                                        <subviews>
+                                            <label opaque="NO" userInteractionEnabled="NO" contentMode="left" horizontalHuggingPriority="251" verticalHuggingPriority="251" text="iOS" textAlignment="natural" lineBreakMode="tailTruncation" baselineAdjustment="alignBaselines" adjustsFontSizeToFit="NO" translatesAutoresizingMaskIntoConstraints="NO" id="CTc-Jz-yjr">
+                                                <rect key="frame" x="20" y="14" width="47" height="36"/>
+                                                <fontDescription key="fontDescription" type="system" pointSize="30"/>
+                                                <color key="textColor" white="1" alpha="1" colorSpace="calibratedWhite"/>
+                                                <nil key="highlightedColor"/>
+                                            </label>
+                                            <button opaque="NO" contentMode="scaleToFill" contentHorizontalAlignment="center" contentVerticalAlignment="center" buttonType="roundedRect" lineBreakMode="middleTruncation" translatesAutoresizingMaskIntoConstraints="NO" id="6yL-sX-bUL" customClass="MDButton">
+                                                <rect key="frame" x="300" y="-5" width="55" height="55"/>
+                                                <color key="backgroundColor" white="1" alpha="1" colorSpace="calibratedWhite"/>
+                                                <constraints>
+                                                    <constraint firstAttribute="width" constant="55" id="h4F-29-Y6n"/>
+                                                    <constraint firstAttribute="height" constant="55" id="q45-t3-9DA"/>
+                                                </constraints>
+                                                <color key="tintColor" white="1" alpha="1" colorSpace="calibratedWhite"/>
+                                                <userDefinedRuntimeAttributes>
+                                                    <userDefinedRuntimeAttribute type="number" keyPath="type">
+                                                        <integer key="value" value="2"/>
+                                                    </userDefinedRuntimeAttribute>
+                                                    <userDefinedRuntimeAttribute type="image" keyPath="imageNormal" value="ic_add.png"/>
+                                                    <userDefinedRuntimeAttribute type="color" keyPath="rippleColor">
+                                                        <color key="value" red="0.82337594749999998" green="0.83186435940000003" blue="0.83186435940000003" alpha="1" colorSpace="custom" customColorSpace="sRGB"/>
+                                                    </userDefinedRuntimeAttribute>
+                                                </userDefinedRuntimeAttributes>
+                                                <connections>
+                                                    <action selector="handleIncrement:" destination="l7k-TM-87m" eventType="touchUpInside" id="n9c-Ap-rPx"/>
+                                                </connections>
+                                            </button>
+                                        </subviews>
+                                        <constraints>
+                                            <constraint firstAttribute="bottom" secondItem="6yL-sX-bUL" secondAttribute="bottom" constant="20" symbolic="YES" id="RqS-NP-k0w"/>
+                                            <constraint firstAttribute="trailing" secondItem="6yL-sX-bUL" secondAttribute="trailing" constant="20" symbolic="YES" id="gvv-UZ-pAw"/>
+                                            <constraint firstAttribute="bottom" secondItem="CTc-Jz-yjr" secondAttribute="bottom" constant="20" symbolic="YES" id="p6W-U8-gLe"/>
+                                            <constraint firstAttribute="height" constant="70" id="v60-11-5Pg"/>
+                                            <constraint firstItem="CTc-Jz-yjr" firstAttribute="leading" secondItem="9iX-D6-aiy" secondAttribute="leading" constant="20" symbolic="YES" id="vmT-3b-AxF"/>
+                                        </constraints>
+                                    </view>
+                                </subviews>
+                            </stackView>
+                        </subviews>
+                        <color key="backgroundColor" red="0.66666666669999997" green="0.66666666669999997" blue="0.66666666669999997" alpha="1" colorSpace="custom" customColorSpace="sRGB"/>
+                        <constraints>
+                            <constraint firstItem="O5w-dx-5ca" firstAttribute="top" secondItem="9Pa-2h-BJY" secondAttribute="top" id="D5u-Ck-lxI"/>
+                            <constraint firstItem="O5w-dx-5ca" firstAttribute="leading" secondItem="9Pa-2h-BJY" secondAttribute="leading" id="Djg-Hg-SBg"/>
+                            <constraint firstAttribute="trailing" secondItem="O5w-dx-5ca" secondAttribute="trailing" id="RDC-2b-jUw"/>
+                            <constraint firstAttribute="bottom" secondItem="O5w-dx-5ca" secondAttribute="bottom" id="YEU-9J-aTb"/>
+                        </constraints>
+                    </view>
+                    <connections>
+                        <outlet property="incrementLabel" destination="qaB-rs-mWp" id="bFY-of-WoI"/>
+                    </connections>
+                </viewController>
+                <placeholder placeholderIdentifier="IBFirstResponder" id="7qW-nP-WZA" userLabel="First Responder" sceneMemberID="firstResponder"/>
+            </objects>
+            <point key="canvasLocation" x="805.60000000000002" y="197.45127436281859"/>
+        </scene>
+    </scenes>
+    <resources>
+        <image name="ic_add.png" width="24" height="24"/>
+    </resources>
+</document>

platform_view_swift/ios/Runner/Info.plist

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+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
+<plist version="1.0">
+<dict>
+	<key>CFBundleDevelopmentRegion</key>
+	<string>en</string>
+	<key>CFBundleExecutable</key>
+	<string>$(EXECUTABLE_NAME)</string>
+	<key>CFBundleIdentifier</key>
+	<string>$(PRODUCT_BUNDLE_IDENTIFIER)</string>
+	<key>CFBundleInfoDictionaryVersion</key>
+	<string>6.0</string>
+	<key>CFBundleName</key>
+	<string>platform_view_swift</string>
+	<key>CFBundlePackageType</key>
+	<string>APPL</string>
+	<key>CFBundleShortVersionString</key>
+	<string>1.0</string>
+	<key>CFBundleSignature</key>
+	<string>????</string>
+	<key>CFBundleVersion</key>
+	<string>1</string>
+	<key>LSRequiresIPhoneOS</key>
+	<true/>
+	<key>UILaunchStoryboardName</key>
+	<string>LaunchScreen</string>
+	<key>UIMainStoryboardFile</key>
+	<string>Main</string>
+	<key>UISupportedInterfaceOrientations</key>
+	<array>
+		<string>UIInterfaceOrientationPortrait</string>
+		<string>UIInterfaceOrientationLandscapeLeft</string>
+		<string>UIInterfaceOrientationLandscapeRight</string>
+	</array>
+	<key>UISupportedInterfaceOrientations~ipad</key>
+	<array>
+		<string>UIInterfaceOrientationPortrait</string>
+		<string>UIInterfaceOrientationPortraitUpsideDown</string>
+		<string>UIInterfaceOrientationLandscapeLeft</string>
+		<string>UIInterfaceOrientationLandscapeRight</string>
+	</array>
+	<key>UIViewControllerBasedStatusBarAppearance</key>
+	<false/>
+</dict>
+</plist>

platform_view_swift/ios/Runner/PlatformViewController.swift

@@ -0,0 +1,37 @@
+// Copyright 2018, the Flutter project authors. Please see the AUTHORS file
+// for details. All rights reserved. Use of this source code is governed by a
+// BSD-style license that can be found in the LICENSE file.
+
+import UIKit
+import Foundation
+
+protocol PlatformViewControllerDelegate {
+  func didUpdateCounter(counter: Int)
+}
+
+class PlatformViewController : UIViewController {
+  var delegate: PlatformViewControllerDelegate? = nil
+  var counter: Int = 0
+
+  @IBOutlet weak var incrementLabel: UILabel!
+
+  override func viewDidLoad() {
+    super.viewDidLoad()
+    setIncrementLabelText()
+  }
+
+  func handleIncrement(_ sender: Any) {
+    self.counter += 1
+    self.setIncrementLabelText()
+  }
+
+  func switchToFlutterView(_ sender: Any) {
+    self.delegate?.didUpdateCounter(counter: self.counter)
+    dismiss(animated:false, completion:nil)
+  }
+
+  func setIncrementLabelText() {
+    let text = String(format: "Button tapped %d %@", self.counter, (self.counter == 1) ? "time" : "times")
+    self.incrementLabel.text = text;
+  }
+}

platform_view_swift/ios/Runner/Runner-Bridging-Header.h

@@ -0,0 +1 @@
+#import "GeneratedPluginRegistrant.h"