Change god knows what to make the iOS archive build work

Change bundle identifier, signing team

BrowserCore/BrowserView.swift

@@ -12,11 +12,13 @@ import GeminiProtocol
 
 public struct BrowserView: View {
     let navigator: NavigationManager
+    let scrollingEnabled: Bool
     @State var task: GeminiDataTask?
     @State var state: ViewState = .loading
     
-    public init(navigator: NavigationManager) {
+    public init(navigator: NavigationManager, scrollingEnabled: Bool = true) {
         self.navigator = navigator
+        self.scrollingEnabled = scrollingEnabled
     }
     
     public var body: some View {
@@ -26,18 +28,21 @@ public struct BrowserView: View {
     
     @ViewBuilder
     private var mainView: some View {
-        switch state {
+        VStack {
-        case .loading:
+            switch state {
-            loadingView
+            case .loading:
-                .onAppear(perform: self.loadDocument)
+                Spacer()
-        case let .error(message):
+                loadingView
-            VStack {
+                    .onAppear(perform: self.loadDocument)
+                Spacer()
+            case let .error(message):
                 Text("An error occurred")
                     .font(.headline)
                 Text(message)
+            case let .document(doc):
+                DocumentView(document: doc, scrollingEnabled: scrollingEnabled, changeURL: navigator.changeURL)
+                Spacer()
             }
-        case let .document(doc):
-            DocumentView(document: doc, changeURL: navigator.changeURL)
         }
     }
     
@@ -77,7 +82,12 @@ public struct BrowserView: View {
     }
     
     private func urlChanged(_ newValue: URL) {
-        state = .loading
+        if case .loading = state {
+            task?.cancel()
+            loadDocument()
+        } else {
+            state = .loading
+        }
     }
 }
 

BrowserCore/NavigationManager.swift

@@ -24,13 +24,29 @@ public class NavigationManager: NSObject, ObservableObject {
     }
     
     public func changeURL(_ url: URL) {
-        guard url.scheme == "gemini" else {
+        var components = URLComponents(url: url, resolvingAgainstBaseURL: false)!
-            delegate?.loadNonGeminiURL(url)
+        if let scheme = url.scheme {
-            return
+            if scheme != "gemini" {
+                delegate?.loadNonGeminiURL(url)
+                return
+            }
+            if components.port == 1965 {
+                components.port = nil
+            }
+        } else {
+            components.scheme = "gemini"
         }
         
+        // Foundation parses bare hosts (e.g. `example.com`) as having no host and a path of `example.com`
+        if components.host == nil {
+            components.host = components.path
+            components.path = "/"
+        }
+        
+        let url = components.url!
+        
         backStack.append(currentURL)
-        currentURL = cannonicalizeURL(url)
+        currentURL = url
         forwardStack = []
     }
     
@@ -39,14 +55,6 @@ public class NavigationManager: NSObject, ObservableObject {
         currentURL = url
     }
     
-    private func cannonicalizeURL(_ url: URL) -> URL {
-        var components = URLComponents(url: url, resolvingAgainstBaseURL: false)!
-        if components.scheme == "gemini" && components.port == 1965 {
-            components.port = nil
-        }
-        return components.url!
-    }
-    
     @objc public func back() {
         guard !backStack.isEmpty else { return }
         forwardStack.insert(currentURL, at: 0)

Gemini-iOS/Assets.xcassets/AppIcon.appiconset/Contents.json

@@ -1,41 +1,49 @@
 {
   "images" : [
     {
+      "filename" : "20@2x-1.png",
       "idiom" : "iphone",
       "scale" : "2x",
       "size" : "20x20"
     },
     {
+      "filename" : "20@3x.png",
       "idiom" : "iphone",
       "scale" : "3x",
       "size" : "20x20"
     },
     {
+      "filename" : "29@2x-1.png",
       "idiom" : "iphone",
       "scale" : "2x",
       "size" : "29x29"
     },
     {
+      "filename" : "29@3x.png",
       "idiom" : "iphone",
       "scale" : "3x",
       "size" : "29x29"
     },
     {
+      "filename" : "40@2x-1.png",
       "idiom" : "iphone",
       "scale" : "2x",
       "size" : "40x40"
     },
     {
+      "filename" : "40@3x.png",
       "idiom" : "iphone",
       "scale" : "3x",
       "size" : "40x40"
     },
     {
+      "filename" : "60@2x.png",
       "idiom" : "iphone",
       "scale" : "2x",
       "size" : "60x60"
     },
     {
+      "filename" : "60@3x.png",
       "idiom" : "iphone",
       "scale" : "3x",
       "size" : "60x60"
@@ -46,6 +54,7 @@
       "size" : "20x20"
     },
     {
+      "filename" : "20@2x.png",
       "idiom" : "ipad",
       "scale" : "2x",
       "size" : "20x20"
@@ -56,6 +65,7 @@
       "size" : "29x29"
     },
     {
+      "filename" : "29@2x.png",
       "idiom" : "ipad",
       "scale" : "2x",
       "size" : "29x29"
@@ -66,6 +76,7 @@
       "size" : "40x40"
     },
     {
+      "filename" : "40@2x.png",
       "idiom" : "ipad",
       "scale" : "2x",
       "size" : "40x40"
@@ -76,16 +87,19 @@
       "size" : "76x76"
     },
     {
+      "filename" : "76@2x.png",
       "idiom" : "ipad",
       "scale" : "2x",
       "size" : "76x76"
     },
     {
+      "filename" : "83.5@2x.png",
       "idiom" : "ipad",
       "scale" : "2x",
       "size" : "83.5x83.5"
     },
     {
+      "filename" : "1024.png",
       "idiom" : "ios-marketing",
       "scale" : "1x",
       "size" : "1024x1024"

Gemini-iOS/BrowserViewController.swift

@@ -0,0 +1,167 @@
+//
+//  BrowserViewController.swift
+//  Gemini-iOS
+//
+//  Created by Shadowfacts on 9/28/20.
+//
+
+import UIKit
+import SwiftUI
+import BrowserCore
+import Combine
+
+class BrowserViewController: UIViewController, UIScrollViewDelegate {
+    
+    let navigator: NavigationManager
+    
+    private var scrollView: UIScrollView!
+    
+    private var browserHost: UIHostingController<BrowserView>!
+    private var navBarHost: UIHostingController<NavigationBar>!
+    private var toolBarHost: UIHostingController<ToolBar>!
+    
+    private var prevScrollViewContentOffset: CGPoint?
+    
+    private var barAnimator: UIViewPropertyAnimator?
+    
+    private var cancellables = [AnyCancellable]()
+    
+    init(navigator: NavigationManager) {
+        self.navigator = navigator
+        
+        super.init(nibName: nil, bundle: nil)
+    }
+    
+    required init?(coder: NSCoder) {
+        fatalError("init(coder:) has not been implemented")
+    }
+    
+    override func viewDidLoad() {
+        super.viewDidLoad()
+        
+        view.backgroundColor = .systemBackground
+        
+        scrollView = UIScrollView()
+        scrollView.translatesAutoresizingMaskIntoConstraints = false
+        scrollView.keyboardDismissMode = .interactive
+        view.addSubview(scrollView)
+        scrollView.delegate = self
+        NSLayoutConstraint.activate([
+            scrollView.leadingAnchor.constraint(equalTo: view.leadingAnchor),
+            scrollView.trailingAnchor.constraint(equalTo: view.trailingAnchor),
+            scrollView.topAnchor.constraint(equalTo: view.topAnchor),
+            scrollView.bottomAnchor.constraint(equalTo: view.bottomAnchor),
+        ])
+        
+        browserHost = UIHostingController(rootView: BrowserView(navigator: navigator, scrollingEnabled: false))
+        browserHost.view.translatesAutoresizingMaskIntoConstraints = false
+        scrollView.addSubview(browserHost.view)
+        addChild(browserHost)
+        browserHost.didMove(toParent: self)
+        NSLayoutConstraint.activate([
+            scrollView.contentLayoutGuide.leadingAnchor.constraint(equalTo: browserHost.view.leadingAnchor),
+            scrollView.contentLayoutGuide.trailingAnchor.constraint(equalTo: browserHost.view.trailingAnchor),
+            scrollView.contentLayoutGuide.topAnchor.constraint(equalTo: browserHost.view.topAnchor),
+            scrollView.contentLayoutGuide.bottomAnchor.constraint(equalTo: browserHost.view.bottomAnchor),
+            browserHost.view.widthAnchor.constraint(equalTo: view.widthAnchor),
+            
+            // make sure the browser host view is at least the screen height so the loading indicator appears centered
+            browserHost.view.heightAnchor.constraint(greaterThanOrEqualTo: view.heightAnchor),
+        ])
+        
+        navBarHost = UIHostingController(rootView: NavigationBar(navigator: navigator))
+        navBarHost.view.translatesAutoresizingMaskIntoConstraints = false
+        view.addSubview(navBarHost.view)
+        addChild(navBarHost)
+        navBarHost.didMove(toParent: self)
+        
+        NSLayoutConstraint.activate([
+            navBarHost.view.leadingAnchor.constraint(equalTo: view.leadingAnchor),
+            navBarHost.view.trailingAnchor.constraint(equalTo: view.trailingAnchor),
+            navBarHost.view.topAnchor.constraint(equalTo: view.topAnchor),
+        ])
+        
+        toolBarHost = UIHostingController(rootView: ToolBar(navigator: navigator, shareCurrentURL: {
+            let vc = UIActivityViewController(activityItems: [self.navigator.currentURL], applicationActivities: nil)
+            self.present(vc, animated: true)
+        }))
+        toolBarHost.view.translatesAutoresizingMaskIntoConstraints = false
+        view.addSubview(toolBarHost.view)
+        addChild(toolBarHost)
+        toolBarHost.didMove(toParent: self)
+        NSLayoutConstraint.activate([
+            toolBarHost.view.leadingAnchor.constraint(equalTo: view.leadingAnchor),
+            toolBarHost.view.trailingAnchor.constraint(equalTo: view.trailingAnchor),
+            toolBarHost.view.bottomAnchor.constraint(equalTo: view.bottomAnchor),
+        ])
+        
+        navigator.$currentURL
+            .sink { (_) in
+                self.scrollView.contentOffset = .zero
+                self.navBarHost.view.transform = .identity
+                self.toolBarHost.view.transform = .identity
+            }
+            .store(in: &cancellables)
+    }
+    
+    override func viewDidLayoutSubviews() {
+        super.viewDidLayoutSubviews()
+        
+        let insets = UIEdgeInsets(
+            top: navBarHost.view.bounds.height - view.safeAreaInsets.top,
+            left: 0,
+            bottom: toolBarHost.view.bounds.height - view.safeAreaInsets.bottom,
+            right: 0
+        )
+        scrollView.contentInset = insets
+        scrollView.scrollIndicatorInsets = insets
+    }
+    
+    // MARK: - UIScrollViewDelegate
+    
+    func scrollViewDidScroll(_ scrollView: UIScrollView) {
+        var scrollViewDelta: CGFloat = 0
+        if let prev = prevScrollViewContentOffset {
+            scrollViewDelta = scrollView.contentOffset.y - prev.y
+        }
+        prevScrollViewContentOffset = scrollView.contentOffset
+        
+        // When certain state changes happen, the scroll view seems to "scroll" by top the safe area inset.
+        // It's not actually user scrolling, and this screws up our animation, so we ignore it.
+        guard abs(scrollViewDelta) != view.safeAreaInsets.top,
+              scrollViewDelta != 0,
+              scrollView.contentOffset.y > 0 else { return }
+        
+        let barAnimator: UIViewPropertyAnimator
+        if let animator = self.barAnimator {
+            barAnimator = animator
+        } else {
+            navBarHost.view.transform = .identity
+            toolBarHost.view.transform = .identity
+            barAnimator = UIViewPropertyAnimator(duration: 0.2, curve: .linear) {
+                self.navBarHost.view.transform = CGAffineTransform(translationX: 0, y: -self.navBarHost.view.frame.height)
+                self.toolBarHost.view.transform = CGAffineTransform(translationX: 0, y: self.toolBarHost.view.frame.height)
+            }
+            if scrollViewDelta < 0 {
+                barAnimator.fractionComplete = 1
+            }
+            barAnimator.addCompletion { (_) in
+                self.barAnimator = nil
+            }
+            self.barAnimator = barAnimator
+        }
+        
+        let progressDelta = scrollViewDelta / navBarHost.view.bounds.height
+        barAnimator.fractionComplete = max(0, min(1, barAnimator.fractionComplete + progressDelta))
+    }
+    
+    func scrollViewDidEndDecelerating(_ scrollView: UIScrollView) {
+        if let barAnimator = barAnimator {
+            if barAnimator.fractionComplete < 0.5 {
+                barAnimator.isReversed = true
+            }
+            barAnimator.startAnimation()
+        }
+    }
+    
+}

Gemini-iOS/ContentView.swift

@@ -8,13 +8,22 @@
 import SwiftUI
 import BrowserCore
 
+// This is not currently used as SwiftUI's ScrollView has no mechanism for detecting when it stops deceleraing,
+// which is necessary to preven tthe bars from being left in a partially visible state.
 struct ContentView: View {
     @ObservedObject private var navigator: NavigationManager
     @State private var urlFieldContents: String
     @State private var showPreferencesSheet = false
     private let shareCurrentURL: () -> Void
-    
+    @State private var prevScrollOffset: CGFloat = 0
-    @Environment(\.colorScheme) var colorScheme: ColorScheme
+    @State private var scrollOffset: CGFloat = 0 {
+        didSet {
+            prevScrollOffset = oldValue
+        }
+    }
+    @State private var barOffset: CGFloat = 0
+    @State private var navBarHeight: CGFloat = 0
+    @State private var toolBarHeight: CGFloat = 0
 
     init(navigator: NavigationManager, shareCurrentURL: @escaping () -> Void) {
         self.navigator = navigator
@@ -23,18 +32,57 @@ struct ContentView: View {
     }
     
     var body: some View {
-        VStack(spacing: 0) {
+        ZStack {
-            urlBar
+            GeometryReader { (outer: GeometryProxy) in
+                ScrollView(.vertical) {
+                    Color.clear.frame(height: navBarHeight)
                     
-            barBorder
+                    BrowserView(navigator: navigator, scrollingEnabled: false)
+                        .background(GeometryReader { (inner: GeometryProxy) in
+                            Color.clear.preference(key: ScrollOffsetPrefKey.self, value: -inner.frame(in: .global).minY + outer.frame(in: .global).minY)
+                        })
                     
-            Spacer(minLength: 0)
+                    Color.clear.frame(height: toolBarHeight)
-            BrowserView(navigator: navigator)
+                }
-            Spacer(minLength: 0)
+                .onPreferenceChange(ScrollOffsetPrefKey.self) {
+                    scrollOffset = $0
+                    let delta = scrollOffset - prevScrollOffset
                     
-            barBorder
+                    // When certain state changes happen, the scroll view seems to "scroll" by the top safe area inset.
+                    // It's not actually user scrolling, and this screws up our animation, so we ignore it.
+                    guard abs(delta) != outer.safeAreaInsets.top else { return }
                     
-            bottomBar
+                    if delta != 0 {
+                        barOffset += delta
+                    }
+                    
+                    barOffset = max(0, min(navBarHeight + outer.safeAreaInsets.top, barOffset))
+                }
+            }
+            
+            VStack(spacing: 0) {
+                NavigationBar(navigator: navigator)
+                    .background(GeometryReader { (geom: GeometryProxy) in
+                        Color.clear.preference(key: NavBarHeightPrefKey.self, value: geom.frame(in: .global).height)
+                    })
+                    .offset(y: -barOffset)
+                
+                Spacer()
+                
+                ToolBar(navigator: navigator, shareCurrentURL: shareCurrentURL)
+                    .background(GeometryReader { (geom: GeometryProxy) in
+                        Color.clear.preference(key: ToolBarHeightPrefKey.self, value: geom.frame(in: .global).height)
+                    })
+                    .offset(y: barOffset)
+            }
+            .onPreferenceChange(NavBarHeightPrefKey.self) {
+                navBarHeight = $0
+                print("nav bar height: \($0)")
+            }
+            .onPreferenceChange(ToolBarHeightPrefKey.self) {
+                toolBarHeight = $0
+                print("tool bar height: \($0)")
+            }
         }
         .onAppear(perform: tweakAppearance)
         .onReceive(navigator.$currentURL, perform: { (new) in
@@ -45,70 +93,6 @@ struct ContentView: View {
         })
     }
     
-    private var barBorder: some View {
-        Rectangle()
-            .frame(height: 1)
-            .foregroundColor(Color(white: colorScheme == .dark ? 0.25 : 0.75))
-    }
-    
-    private var urlBar: some View {
-        TextField("URL", text: $urlFieldContents, onCommit: commitURL)
-            .keyboardType(.URL)
-            .autocapitalization(.none)
-            .disableAutocorrection(true)
-            .textFieldStyle(RoundedBorderTextFieldStyle())
-            .padding([.leading, .trailing, .bottom])
-    }
-    
-    private var bottomBar: some View {
-        HStack {
-            // use a group because this exceeds the 10 view limit :/
-            Group {
-                Spacer()
-                
-                Button(action: navigator.back) {
-                    Image(systemName: "arrow.left")
-                        .font(.system(size: 24))
-                }
-                .disabled(navigator.backStack.isEmpty)
-                
-                Spacer()
-                
-                Button(action: navigator.forward) {
-                    Image(systemName: "arrow.right")
-                        .font(.system(size: 24))
-                }
-                .disabled(navigator.forwardStack.isEmpty)
-                
-                Spacer()
-                
-                Button(action: navigator.reload) {
-                    Image(systemName: "arrow.clockwise")
-                        .font(.system(size: 24))
-                }
-                
-                Spacer()
-                
-                Button(action: shareCurrentURL) {
-                    Image(systemName: "square.and.arrow.up")
-                        .font(.system(size: 24))
-                }
-                
-                Spacer()
-                
-                Button(action: {
-                    showPreferencesSheet = true
-                }, label: {
-                    Image(systemName: "gear")
-                        .font(.system(size: 24))
-                })
-            }
-            
-            Spacer()
-        }
-        .padding(.top, 4)
-    }
-    
     private func tweakAppearance() {
         UIScrollView.appearance().keyboardDismissMode = .interactive
     }
@@ -119,6 +103,34 @@ struct ContentView: View {
     }
 }
 
+fileprivate struct ScrollOffsetPrefKey: PreferenceKey {
+    typealias Value = CGFloat
+    static var defaultValue: CGFloat = 0
+    static func reduce(value: inout CGFloat, nextValue: () -> CGFloat) {
+        value += nextValue()
+    }
+}
+
+fileprivate struct NavBarHeightPrefKey: PreferenceKey {
+    typealias Value = CGFloat
+    static var defaultValue: CGFloat = 0
+    static func reduce(value: inout CGFloat, nextValue: () -> CGFloat) {
+        value += nextValue()
+    }
+}
+
+fileprivate struct ToolBarHeightPrefKey: PreferenceKey {
+    typealias Value = CGFloat
+    static var defaultValue: CGFloat = 0
+    static func reduce(value: inout CGFloat, nextValue: () -> CGFloat) {
+        value += nextValue()
+    }
+}
+
+fileprivate enum ScrollDirection {
+    case up, down, none
+}
+
 struct ContentView_Previews: PreviewProvider {
     static var previews: some View {
         ContentView(navigator: NavigationManager(url: URL(string: "gemini://localhost/overview.gmi")!), shareCurrentURL: {})

Gemini-iOS/Info.plist

@@ -4,6 +4,8 @@
 <dict>
 	<key>CFBundleDevelopmentRegion</key>
 	<string>$(DEVELOPMENT_LANGUAGE)</string>
+	<key>CFBundleDisplayName</key>
+	<string>Rocketeer</string>
 	<key>CFBundleExecutable</key>
 	<string>$(EXECUTABLE_NAME)</string>
 	<key>CFBundleIdentifier</key>
@@ -15,7 +17,7 @@
 	<key>CFBundlePackageType</key>
 	<string>$(PRODUCT_BUNDLE_PACKAGE_TYPE)</string>
 	<key>CFBundleShortVersionString</key>
-	<string>1.0</string>
+	<string>$(MARKETING_VERSION)</string>
 	<key>CFBundleURLTypes</key>
 	<array>
 		<dict>

Gemini-iOS/NavigationBar.swift

@@ -0,0 +1,51 @@
+//
+//  NavigationBar.swift
+//  Gemini-iOS
+//
+//  Created by Shadowfacts on 9/28/20.
+//
+
+import SwiftUI
+import BrowserCore
+
+struct NavigationBar: View {
+    @ObservedObject var navigator: NavigationManager
+    @State private var urlFieldContents: String
+    
+    @Environment(\.colorScheme) var colorScheme: ColorScheme
+    
+    init(navigator: NavigationManager) {
+        self.navigator = navigator
+        self._urlFieldContents = State(initialValue: navigator.currentURL.absoluteString)
+    }
+    
+    var body: some View {
+        VStack(spacing: 0) {
+            TextField("URL", text: $urlFieldContents, onCommit: commitURL)
+                .keyboardType(.URL)
+                .autocapitalization(.none)
+                .disableAutocorrection(true)
+                .textFieldStyle(RoundedBorderTextFieldStyle())
+                .padding([.leading, .trailing, .bottom])
+            
+            Rectangle()
+                .frame(height: 1)
+                .foregroundColor(Color(white: colorScheme == .dark ? 0.25 : 0.75))
+        }
+        .background(Color(UIColor.systemBackground).edgesIgnoringSafeArea(.top))
+        .onReceive(navigator.$currentURL) { (newURL) in
+            urlFieldContents = newURL.absoluteString
+        }
+    }
+    
+    private func commitURL() {
+        guard let url = URL(string: urlFieldContents) else { return }
+        navigator.changeURL(url)
+    }
+}
+
+struct NavigationBar_Previews: PreviewProvider {
+    static var previews: some View {
+        NavigationBar(navigator: NavigationManager(url: URL(string: "gemini://localhost/overview.gmi")!))
+    }
+}

Gemini-iOS/SceneDelegate.swift

@@ -26,19 +26,24 @@ class SceneDelegate: UIResponder, UIWindowSceneDelegate {
         if let context = connectionOptions.urlContexts.first {
             initialURL = context.url
         } else {
-            initialURL = URL(string: "gemini://gemini.circumlunar.space/")!
+            if ProcessInfo.processInfo.environment.keys.contains("DEFAULT_URL") {
+                initialURL = URL(string: ProcessInfo.processInfo.environment["DEFAULT_URL"]!)!
+            } else {
+                initialURL = URL(string: "gemini://gemini.circumlunar.space/")!
+            }
         }
         
         navigationManager = NavigationManager(url: initialURL)
         navigationManager.delegate = self
         
         // Create the SwiftUI view that provides the window contents.
-        let contentView = ContentView(navigator: navigationManager, shareCurrentURL: self.shareCurrentURL)
+//        let contentView = ContentView(navigator: navigationManager, shareCurrentURL: self.shareCurrentURL)
 
         // Use a UIHostingController as window root view controller.
         if let windowScene = scene as? UIWindowScene {
             let window = UIWindow(windowScene: windowScene)
-            window.rootViewController = UIHostingController(rootView: contentView)
+//            window.rootViewController = UIHostingController(rootView: contentView)
+            window.rootViewController = BrowserViewController(navigator: navigationManager)
             self.window = window
             window.makeKeyAndVisible()
         }

Gemini-iOS/ToolBar.swift

@@ -0,0 +1,83 @@
+//
+//  ToolBar.swift
+//  Gemini-iOS
+//
+//  Created by Shadowfacts on 9/28/20.
+//
+
+import SwiftUI
+import BrowserCore
+
+struct ToolBar: View {
+    @ObservedObject var navigator: NavigationManager
+    let shareCurrentURL: () -> Void
+    @State private var showPreferencesSheet = false
+    
+    @Environment(\.colorScheme) var colorScheme: ColorScheme
+    
+    var body: some View {
+        VStack(spacing: 4) {
+            Rectangle()
+                .frame(height: 1)
+                .foregroundColor(Color(white: colorScheme == .dark ? 0.25 : 0.75))
+            
+            HStack {
+                // use a group because this exceeds the 10 view limit :/
+                Group {
+                    Spacer()
+                    
+                    Button(action: navigator.back) {
+                        Image(systemName: "arrow.left")
+                            .font(.system(size: 24))
+                    }
+                    .disabled(navigator.backStack.isEmpty)
+                    
+                    Spacer()
+                    
+                    Button(action: navigator.forward) {
+                        Image(systemName: "arrow.right")
+                            .font(.system(size: 24))
+                    }
+                    .disabled(navigator.forwardStack.isEmpty)
+                    
+                    Spacer()
+                    
+                    Button(action: navigator.reload) {
+                        Image(systemName: "arrow.clockwise")
+                            .font(.system(size: 24))
+                    }
+                    
+                    Spacer()
+                    
+                    Button(action: shareCurrentURL) {
+                        Image(systemName: "square.and.arrow.up")
+                            .font(.system(size: 24))
+                    }
+                    
+                    Spacer()
+                    
+                    Button(action: {
+                        showPreferencesSheet = true
+                    }, label: {
+                        Image(systemName: "gear")
+                            .font(.system(size: 24))
+                    })
+                }
+                
+                Spacer()
+            }
+            
+            Spacer(minLength: 4)
+        }
+        .background(Color(UIColor.systemBackground).edgesIgnoringSafeArea(.bottom))
+        .sheet(isPresented: $showPreferencesSheet, content: {
+            PreferencesView(presented: $showPreferencesSheet)
+        })
+    }
+}
+
+struct ToolBar_Previews: PreviewProvider {
+    static var previews: some View {
+        ToolBar(navigator: NavigationManager(url: URL(string: "gemini://localhost/overview.gmi")!), shareCurrentURL: {})
+    }
+}

Gemini.xcodeproj/project.pbxproj

@@ -42,6 +42,9 @@
 		D664673A24BD0B8E00B0B741 /* Fonts.swift in Sources */ = {isa = PBXBuildFile; fileRef = D664673924BD0B8E00B0B741 /* Fonts.swift */; };
 		D691A64E25217C6F00348C4B /* Preferences.swift in Sources */ = {isa = PBXBuildFile; fileRef = D691A64D25217C6F00348C4B /* Preferences.swift */; };
 		D691A66725217FD800348C4B /* PreferencesView.swift in Sources */ = {isa = PBXBuildFile; fileRef = D691A66625217FD800348C4B /* PreferencesView.swift */; };
+		D691A6772522382E00348C4B /* BrowserViewController.swift in Sources */ = {isa = PBXBuildFile; fileRef = D691A6762522382E00348C4B /* BrowserViewController.swift */; };
+		D691A68725223A4700348C4B /* NavigationBar.swift in Sources */ = {isa = PBXBuildFile; fileRef = D691A68625223A4600348C4B /* NavigationBar.swift */; };
+		D691A6A0252242FC00348C4B /* ToolBar.swift in Sources */ = {isa = PBXBuildFile; fileRef = D691A69F252242FC00348C4B /* ToolBar.swift */; };
 		D69F00AC24BE9DD300E37622 /* GeminiDataTask.swift in Sources */ = {isa = PBXBuildFile; fileRef = D69F00AB24BE9DD300E37622 /* GeminiDataTask.swift */; };
 		D69F00AE24BEA29100E37622 /* GeminiResponse.swift in Sources */ = {isa = PBXBuildFile; fileRef = D69F00AD24BEA29100E37622 /* GeminiResponse.swift */; };
 		D6E1529824BFAAA400FDF9D3 /* BrowserWindowController.swift in Sources */ = {isa = PBXBuildFile; fileRef = D6E1529624BFAAA400FDF9D3 /* BrowserWindowController.swift */; };
@@ -142,21 +145,49 @@
 			remoteGlobalIDString = D62664A724BBF26A00DF9B88;
 			remoteInfo = GeminiFormat;
 		};
-		D6E152B824BFFE2400FDF9D3 /* PBXContainerItemProxy */ = {
+		D68543F72522DEF0004C4AE0 /* PBXContainerItemProxy */ = {
+			isa = PBXContainerItemProxy;
+			containerPortal = D626645324BBF1C200DF9B88 /* Project object */;
+			proxyType = 1;
+			remoteGlobalIDString = D6E152CF24C0007200FDF9D3;
+			remoteInfo = BrowserCore;
+		};
+		D68543F92522DEF3004C4AE0 /* PBXContainerItemProxy */ = {
 			isa = PBXContainerItemProxy;
 			containerPortal = D626645324BBF1C200DF9B88 /* Project object */;
 			proxyType = 1;
 			remoteGlobalIDString = D62664A724BBF26A00DF9B88;
 			remoteInfo = GeminiFormat;
 		};
-		D6E152C524C0004C00FDF9D3 /* PBXContainerItemProxy */ = {
+		D68543FB2522DEF5004C4AE0 /* PBXContainerItemProxy */ = {
 			isa = PBXContainerItemProxy;
 			containerPortal = D626645324BBF1C200DF9B88 /* Project object */;
 			proxyType = 1;
 			remoteGlobalIDString = D626647624BBF22E00DF9B88;
 			remoteInfo = GeminiProtocol;
 		};
-		D6E152C924C0004C00FDF9D3 /* PBXContainerItemProxy */ = {
+		D68543FD2522DEF7004C4AE0 /* PBXContainerItemProxy */ = {
+			isa = PBXContainerItemProxy;
+			containerPortal = D626645324BBF1C200DF9B88 /* Project object */;
+			proxyType = 1;
+			remoteGlobalIDString = D62664CD24BC081B00DF9B88;
+			remoteInfo = GeminiRenderer;
+		};
+		D68544062522DF36004C4AE0 /* PBXContainerItemProxy */ = {
+			isa = PBXContainerItemProxy;
+			containerPortal = D626645324BBF1C200DF9B88 /* Project object */;
+			proxyType = 1;
+			remoteGlobalIDString = D62664A724BBF26A00DF9B88;
+			remoteInfo = GeminiFormat;
+		};
+		D68544082522DF39004C4AE0 /* PBXContainerItemProxy */ = {
+			isa = PBXContainerItemProxy;
+			containerPortal = D626645324BBF1C200DF9B88 /* Project object */;
+			proxyType = 1;
+			remoteGlobalIDString = D626647624BBF22E00DF9B88;
+			remoteInfo = GeminiProtocol;
+		};
+		D685440A2522DF3C004C4AE0 /* PBXContainerItemProxy */ = {
 			isa = PBXContainerItemProxy;
 			containerPortal = D626645324BBF1C200DF9B88 /* Project object */;
 			proxyType = 1;
@@ -184,13 +215,6 @@
 			remoteGlobalIDString = D6E152CF24C0007200FDF9D3;
 			remoteInfo = BrowserCore;
 		};
-		D6E152EF24C0009300FDF9D3 /* PBXContainerItemProxy */ = {
-			isa = PBXContainerItemProxy;
-			containerPortal = D626645324BBF1C200DF9B88 /* Project object */;
-			proxyType = 1;
-			remoteGlobalIDString = D6E152CF24C0007200FDF9D3;
-			remoteInfo = BrowserCore;
-		};
 /* End PBXContainerItemProxy section */
 
 /* Begin PBXCopyFilesBuildPhase section */
@@ -276,6 +300,9 @@
 		D664673924BD0B8E00B0B741 /* Fonts.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = Fonts.swift; sourceTree = "<group>"; };
 		D691A64D25217C6F00348C4B /* Preferences.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = Preferences.swift; sourceTree = "<group>"; };
 		D691A66625217FD800348C4B /* PreferencesView.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = PreferencesView.swift; sourceTree = "<group>"; };
+		D691A6762522382E00348C4B /* BrowserViewController.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = BrowserViewController.swift; sourceTree = "<group>"; };
+		D691A68625223A4600348C4B /* NavigationBar.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = NavigationBar.swift; sourceTree = "<group>"; };
+		D691A69F252242FC00348C4B /* ToolBar.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = ToolBar.swift; sourceTree = "<group>"; };
 		D69F00AB24BE9DD300E37622 /* GeminiDataTask.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = GeminiDataTask.swift; sourceTree = "<group>"; };
 		D69F00AD24BEA29100E37622 /* GeminiResponse.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = GeminiResponse.swift; sourceTree = "<group>"; };
 		D69F00AF24BEA84D00E37622 /* NavigationManager.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = NavigationManager.swift; sourceTree = "<group>"; };
@@ -526,7 +553,10 @@
 			children = (
 				D6E152A424BFFDF500FDF9D3 /* AppDelegate.swift */,
 				D6E152A624BFFDF500FDF9D3 /* SceneDelegate.swift */,
+				D691A6762522382E00348C4B /* BrowserViewController.swift */,
 				D6E152A824BFFDF500FDF9D3 /* ContentView.swift */,
+				D691A68625223A4600348C4B /* NavigationBar.swift */,
+				D691A69F252242FC00348C4B /* ToolBar.swift */,
 				D691A64D25217C6F00348C4B /* Preferences.swift */,
 				D691A66625217FD800348C4B /* PreferencesView.swift */,
 				D6E152AA24BFFDF600FDF9D3 /* Assets.xcassets */,
@@ -750,10 +780,10 @@
 			buildRules = (
 			);
 			dependencies = (
-				D6E152B924BFFE2400FDF9D3 /* PBXTargetDependency */,
+				D68543FE2522DEF7004C4AE0 /* PBXTargetDependency */,
-				D6E152C624C0004C00FDF9D3 /* PBXTargetDependency */,
+				D68543FC2522DEF5004C4AE0 /* PBXTargetDependency */,
-				D6E152CA24C0004C00FDF9D3 /* PBXTargetDependency */,
+				D68543FA2522DEF3004C4AE0 /* PBXTargetDependency */,
-				D6E152F024C0009300FDF9D3 /* PBXTargetDependency */,
+				D68543F82522DEF0004C4AE0 /* PBXTargetDependency */,
 			);
 			name = "Gemini-iOS";
 			productName = "Gemini-iOS";
@@ -772,6 +802,9 @@
 			buildRules = (
 			);
 			dependencies = (
+				D685440B2522DF3C004C4AE0 /* PBXTargetDependency */,
+				D68544092522DF39004C4AE0 /* PBXTargetDependency */,
+				D68544072522DF36004C4AE0 /* PBXTargetDependency */,
 			);
 			name = BrowserCore;
 			productName = BrowserCore;
@@ -804,7 +837,7 @@
 			isa = PBXProject;
 			attributes = {
 				LastSwiftUpdateCheck = 1200;
-				LastUpgradeCheck = 1200;
+				LastUpgradeCheck = 1220;
 				TargetAttributes = {
 					D626645A24BBF1C200DF9B88 = {
 						CreatedOnToolsVersion = 12.0;
@@ -1028,8 +1061,11 @@
 			buildActionMask = 2147483647;
 			files = (
 				D691A66725217FD800348C4B /* PreferencesView.swift in Sources */,
+				D691A6772522382E00348C4B /* BrowserViewController.swift in Sources */,
 				D6E152A524BFFDF500FDF9D3 /* AppDelegate.swift in Sources */,
+				D691A6A0252242FC00348C4B /* ToolBar.swift in Sources */,
 				D6E152A724BFFDF500FDF9D3 /* SceneDelegate.swift in Sources */,
+				D691A68725223A4700348C4B /* NavigationBar.swift in Sources */,
 				D691A64E25217C6F00348C4B /* Preferences.swift in Sources */,
 				D6E152A924BFFDF500FDF9D3 /* ContentView.swift in Sources */,
 			);
@@ -1105,20 +1141,40 @@
 			target = D62664A724BBF26A00DF9B88 /* GeminiFormat */;
 			targetProxy = D62664F224BC0D7700DF9B88 /* PBXContainerItemProxy */;
 		};
-		D6E152B924BFFE2400FDF9D3 /* PBXTargetDependency */ = {
+		D68543F82522DEF0004C4AE0 /* PBXTargetDependency */ = {
+			isa = PBXTargetDependency;
+			target = D6E152CF24C0007200FDF9D3 /* BrowserCore */;
+			targetProxy = D68543F72522DEF0004C4AE0 /* PBXContainerItemProxy */;
+		};
+		D68543FA2522DEF3004C4AE0 /* PBXTargetDependency */ = {
 			isa = PBXTargetDependency;
 			target = D62664A724BBF26A00DF9B88 /* GeminiFormat */;
-			targetProxy = D6E152B824BFFE2400FDF9D3 /* PBXContainerItemProxy */;
+			targetProxy = D68543F92522DEF3004C4AE0 /* PBXContainerItemProxy */;
 		};
-		D6E152C624C0004C00FDF9D3 /* PBXTargetDependency */ = {
+		D68543FC2522DEF5004C4AE0 /* PBXTargetDependency */ = {
 			isa = PBXTargetDependency;
 			target = D626647624BBF22E00DF9B88 /* GeminiProtocol */;
-			targetProxy = D6E152C524C0004C00FDF9D3 /* PBXContainerItemProxy */;
+			targetProxy = D68543FB2522DEF5004C4AE0 /* PBXContainerItemProxy */;
 		};
-		D6E152CA24C0004C00FDF9D3 /* PBXTargetDependency */ = {
+		D68543FE2522DEF7004C4AE0 /* PBXTargetDependency */ = {
 			isa = PBXTargetDependency;
 			target = D62664CD24BC081B00DF9B88 /* GeminiRenderer */;
-			targetProxy = D6E152C924C0004C00FDF9D3 /* PBXContainerItemProxy */;
+			targetProxy = D68543FD2522DEF7004C4AE0 /* PBXContainerItemProxy */;
+		};
+		D68544072522DF36004C4AE0 /* PBXTargetDependency */ = {
+			isa = PBXTargetDependency;
+			target = D62664A724BBF26A00DF9B88 /* GeminiFormat */;
+			targetProxy = D68544062522DF36004C4AE0 /* PBXContainerItemProxy */;
+		};
+		D68544092522DF39004C4AE0 /* PBXTargetDependency */ = {
+			isa = PBXTargetDependency;
+			target = D626647624BBF22E00DF9B88 /* GeminiProtocol */;
+			targetProxy = D68544082522DF39004C4AE0 /* PBXContainerItemProxy */;
+		};
+		D685440B2522DF3C004C4AE0 /* PBXTargetDependency */ = {
+			isa = PBXTargetDependency;
+			target = D62664CD24BC081B00DF9B88 /* GeminiRenderer */;
+			targetProxy = D685440A2522DF3C004C4AE0 /* PBXContainerItemProxy */;
 		};
 		D6E152DB24C0007200FDF9D3 /* PBXTargetDependency */ = {
 			isa = PBXTargetDependency;
@@ -1135,11 +1191,6 @@
 			target = D6E152CF24C0007200FDF9D3 /* BrowserCore */;
 			targetProxy = D6E152E324C0007200FDF9D3 /* PBXContainerItemProxy */;
 		};
-		D6E152F024C0009300FDF9D3 /* PBXTargetDependency */ = {
-			isa = PBXTargetDependency;
-			target = D6E152CF24C0007200FDF9D3 /* BrowserCore */;
-			targetProxy = D6E152EF24C0009300FDF9D3 /* PBXContainerItemProxy */;
-		};
 /* End PBXTargetDependency section */
 
 /* Begin PBXVariantGroup section */
@@ -1276,10 +1327,11 @@
 				ASSETCATALOG_COMPILER_APPICON_NAME = AppIcon;
 				ASSETCATALOG_COMPILER_GLOBAL_ACCENT_COLOR_NAME = AccentColor;
 				CODE_SIGN_ENTITLEMENTS = Gemini/Gemini.entitlements;
+				CODE_SIGN_IDENTITY = "-";
 				CODE_SIGN_STYLE = Automatic;
 				COMBINE_HIDPI_IMAGES = YES;
 				DEVELOPMENT_ASSET_PATHS = "\"Gemini/Preview Content\"";
-				DEVELOPMENT_TEAM = HGYVAQA9FW;
+				DEVELOPMENT_TEAM = V4WK9KR9U2;
 				ENABLE_HARDENED_RUNTIME = YES;
 				ENABLE_PREVIEWS = YES;
 				INFOPLIST_FILE = Gemini/Info.plist;
@@ -1288,7 +1340,7 @@
 					"@executable_path/../Frameworks",
 				);
 				MACOSX_DEPLOYMENT_TARGET = 10.15;
-				PRODUCT_BUNDLE_IDENTIFIER = net.shadowfacts.Gemini;
+				PRODUCT_BUNDLE_IDENTIFIER = space.vaccor.Gemini;
 				PRODUCT_NAME = "$(TARGET_NAME)";
 				SWIFT_VERSION = 5.0;
 			};
@@ -1301,10 +1353,11 @@
 				ASSETCATALOG_COMPILER_APPICON_NAME = AppIcon;
 				ASSETCATALOG_COMPILER_GLOBAL_ACCENT_COLOR_NAME = AccentColor;
 				CODE_SIGN_ENTITLEMENTS = Gemini/Gemini.entitlements;
+				CODE_SIGN_IDENTITY = "-";
 				CODE_SIGN_STYLE = Automatic;
 				COMBINE_HIDPI_IMAGES = YES;
 				DEVELOPMENT_ASSET_PATHS = "\"Gemini/Preview Content\"";
-				DEVELOPMENT_TEAM = HGYVAQA9FW;
+				DEVELOPMENT_TEAM = V4WK9KR9U2;
 				ENABLE_HARDENED_RUNTIME = YES;
 				ENABLE_PREVIEWS = YES;
 				INFOPLIST_FILE = Gemini/Info.plist;
@@ -1313,7 +1366,7 @@
 					"@executable_path/../Frameworks",
 				);
 				MACOSX_DEPLOYMENT_TARGET = 10.15;
-				PRODUCT_BUNDLE_IDENTIFIER = net.shadowfacts.Gemini;
+				PRODUCT_BUNDLE_IDENTIFIER = space.vaccor.Gemini;
 				PRODUCT_NAME = "$(TARGET_NAME)";
 				SWIFT_VERSION = 5.0;
 			};
@@ -1327,7 +1380,7 @@
 				COMBINE_HIDPI_IMAGES = YES;
 				CURRENT_PROJECT_VERSION = 1;
 				DEFINES_MODULE = YES;
-				DEVELOPMENT_TEAM = HGYVAQA9FW;
+				DEVELOPMENT_TEAM = V4WK9KR9U2;
 				DYLIB_COMPATIBILITY_VERSION = 1;
 				DYLIB_CURRENT_VERSION = 1;
 				DYLIB_INSTALL_NAME_BASE = "@rpath";
@@ -1340,13 +1393,13 @@
 					"@loader_path/Frameworks",
 				);
 				MACOSX_DEPLOYMENT_TARGET = 10.15;
-				PRODUCT_BUNDLE_IDENTIFIER = net.shadowfacts.GeminiProtocol;
+				PRODUCT_BUNDLE_IDENTIFIER = space.vaccor.Gemini.GeminiProtocol;
 				PRODUCT_NAME = "$(TARGET_NAME:c99extidentifier)";
+				SDKROOT = iphoneos;
 				SKIP_INSTALL = YES;
 				SUPPORTED_PLATFORMS = "macosx iphonesimulator iphoneos";
 				SWIFT_OPTIMIZATION_LEVEL = "-Onone";
 				SWIFT_VERSION = 5.0;
-				VALID_ARCHS = "x86_64 arm64 armv7s armv7 arm64e";
 				VERSIONING_SYSTEM = "apple-generic";
 				VERSION_INFO_PREFIX = "";
 			};
@@ -1360,7 +1413,7 @@
 				COMBINE_HIDPI_IMAGES = YES;
 				CURRENT_PROJECT_VERSION = 1;
 				DEFINES_MODULE = YES;
-				DEVELOPMENT_TEAM = HGYVAQA9FW;
+				DEVELOPMENT_TEAM = V4WK9KR9U2;
 				DYLIB_COMPATIBILITY_VERSION = 1;
 				DYLIB_CURRENT_VERSION = 1;
 				DYLIB_INSTALL_NAME_BASE = "@rpath";
@@ -1373,12 +1426,12 @@
 					"@loader_path/Frameworks",
 				);
 				MACOSX_DEPLOYMENT_TARGET = 10.15;
-				PRODUCT_BUNDLE_IDENTIFIER = net.shadowfacts.GeminiProtocol;
+				PRODUCT_BUNDLE_IDENTIFIER = space.vaccor.Gemini.GeminiProtocol;
 				PRODUCT_NAME = "$(TARGET_NAME:c99extidentifier)";
+				SDKROOT = iphoneos;
 				SKIP_INSTALL = YES;
 				SUPPORTED_PLATFORMS = "macosx iphonesimulator iphoneos";
 				SWIFT_VERSION = 5.0;
-				VALID_ARCHS = "x86_64 arm64 armv7s armv7 arm64e";
 				VERSIONING_SYSTEM = "apple-generic";
 				VERSION_INFO_PREFIX = "";
 			};
@@ -1390,7 +1443,7 @@
 				ALWAYS_EMBED_SWIFT_STANDARD_LIBRARIES = YES;
 				CODE_SIGN_STYLE = Automatic;
 				COMBINE_HIDPI_IMAGES = YES;
-				DEVELOPMENT_TEAM = HGYVAQA9FW;
+				DEVELOPMENT_TEAM = V4WK9KR9U2;
 				INFOPLIST_FILE = GeminiProtocolTests/Info.plist;
 				LD_RUNPATH_SEARCH_PATHS = (
 					"$(inherited)",
@@ -1410,7 +1463,7 @@
 				ALWAYS_EMBED_SWIFT_STANDARD_LIBRARIES = YES;
 				CODE_SIGN_STYLE = Automatic;
 				COMBINE_HIDPI_IMAGES = YES;
-				DEVELOPMENT_TEAM = HGYVAQA9FW;
+				DEVELOPMENT_TEAM = V4WK9KR9U2;
 				INFOPLIST_FILE = GeminiProtocolTests/Info.plist;
 				LD_RUNPATH_SEARCH_PATHS = (
 					"$(inherited)",
@@ -1432,7 +1485,7 @@
 				COMBINE_HIDPI_IMAGES = YES;
 				CURRENT_PROJECT_VERSION = 1;
 				DEFINES_MODULE = YES;
-				DEVELOPMENT_TEAM = HGYVAQA9FW;
+				DEVELOPMENT_TEAM = V4WK9KR9U2;
 				DYLIB_COMPATIBILITY_VERSION = 1;
 				DYLIB_CURRENT_VERSION = 1;
 				DYLIB_INSTALL_NAME_BASE = "@rpath";
@@ -1445,13 +1498,13 @@
 					"@loader_path/Frameworks",
 				);
 				MACOSX_DEPLOYMENT_TARGET = 10.15;
-				PRODUCT_BUNDLE_IDENTIFIER = net.shadowfacts.GeminiFormat;
+				PRODUCT_BUNDLE_IDENTIFIER = space.vaccor.Gemini.GeminiFormat;
 				PRODUCT_NAME = "$(TARGET_NAME:c99extidentifier)";
+				SDKROOT = iphoneos;
 				SKIP_INSTALL = YES;
 				SUPPORTED_PLATFORMS = "macosx iphonesimulator iphoneos";
 				SWIFT_OPTIMIZATION_LEVEL = "-Onone";
 				SWIFT_VERSION = 5.0;
-				VALID_ARCHS = "x86_64 arm64 armv7s armv7 arm64e";
 				VERSIONING_SYSTEM = "apple-generic";
 				VERSION_INFO_PREFIX = "";
 			};
@@ -1465,7 +1518,7 @@
 				COMBINE_HIDPI_IMAGES = YES;
 				CURRENT_PROJECT_VERSION = 1;
 				DEFINES_MODULE = YES;
-				DEVELOPMENT_TEAM = HGYVAQA9FW;
+				DEVELOPMENT_TEAM = V4WK9KR9U2;
 				DYLIB_COMPATIBILITY_VERSION = 1;
 				DYLIB_CURRENT_VERSION = 1;
 				DYLIB_INSTALL_NAME_BASE = "@rpath";
@@ -1478,12 +1531,12 @@
 					"@loader_path/Frameworks",
 				);
 				MACOSX_DEPLOYMENT_TARGET = 10.15;
-				PRODUCT_BUNDLE_IDENTIFIER = net.shadowfacts.GeminiFormat;
+				PRODUCT_BUNDLE_IDENTIFIER = space.vaccor.Gemini.GeminiFormat;
 				PRODUCT_NAME = "$(TARGET_NAME:c99extidentifier)";
+				SDKROOT = iphoneos;
 				SKIP_INSTALL = YES;
 				SUPPORTED_PLATFORMS = "macosx iphonesimulator iphoneos";
 				SWIFT_VERSION = 5.0;
-				VALID_ARCHS = "x86_64 arm64 armv7s armv7 arm64e";
 				VERSIONING_SYSTEM = "apple-generic";
 				VERSION_INFO_PREFIX = "";
 			};
@@ -1495,7 +1548,7 @@
 				ALWAYS_EMBED_SWIFT_STANDARD_LIBRARIES = YES;
 				CODE_SIGN_STYLE = Automatic;
 				COMBINE_HIDPI_IMAGES = YES;
-				DEVELOPMENT_TEAM = HGYVAQA9FW;
+				DEVELOPMENT_TEAM = V4WK9KR9U2;
 				INFOPLIST_FILE = GeminiFormatTests/Info.plist;
 				LD_RUNPATH_SEARCH_PATHS = (
 					"$(inherited)",
@@ -1515,7 +1568,7 @@
 				ALWAYS_EMBED_SWIFT_STANDARD_LIBRARIES = YES;
 				CODE_SIGN_STYLE = Automatic;
 				COMBINE_HIDPI_IMAGES = YES;
-				DEVELOPMENT_TEAM = HGYVAQA9FW;
+				DEVELOPMENT_TEAM = V4WK9KR9U2;
 				INFOPLIST_FILE = GeminiFormatTests/Info.plist;
 				LD_RUNPATH_SEARCH_PATHS = (
 					"$(inherited)",
@@ -1537,7 +1590,7 @@
 				COMBINE_HIDPI_IMAGES = YES;
 				CURRENT_PROJECT_VERSION = 1;
 				DEFINES_MODULE = YES;
-				DEVELOPMENT_TEAM = HGYVAQA9FW;
+				DEVELOPMENT_TEAM = V4WK9KR9U2;
 				DYLIB_COMPATIBILITY_VERSION = 1;
 				DYLIB_CURRENT_VERSION = 1;
 				DYLIB_INSTALL_NAME_BASE = "@rpath";
@@ -1550,13 +1603,13 @@
 					"@loader_path/Frameworks",
 				);
 				MACOSX_DEPLOYMENT_TARGET = 10.15;
-				PRODUCT_BUNDLE_IDENTIFIER = net.shadowfacts.GeminiRenderer;
+				PRODUCT_BUNDLE_IDENTIFIER = space.vaccor.Gemini.GeminiRenderer;
 				PRODUCT_NAME = "$(TARGET_NAME:c99extidentifier)";
+				SDKROOT = iphoneos;
 				SKIP_INSTALL = YES;
 				SUPPORTED_PLATFORMS = "macosx iphonesimulator iphoneos";
 				SWIFT_OPTIMIZATION_LEVEL = "-Onone";
 				SWIFT_VERSION = 5.0;
-				VALID_ARCHS = "x86_64 arm64 armv7s armv7 arm64e";
 				VERSIONING_SYSTEM = "apple-generic";
 				VERSION_INFO_PREFIX = "";
 			};
@@ -1570,7 +1623,7 @@
 				COMBINE_HIDPI_IMAGES = YES;
 				CURRENT_PROJECT_VERSION = 1;
 				DEFINES_MODULE = YES;
-				DEVELOPMENT_TEAM = HGYVAQA9FW;
+				DEVELOPMENT_TEAM = V4WK9KR9U2;
 				DYLIB_COMPATIBILITY_VERSION = 1;
 				DYLIB_CURRENT_VERSION = 1;
 				DYLIB_INSTALL_NAME_BASE = "@rpath";
@@ -1583,12 +1636,12 @@
 					"@loader_path/Frameworks",
 				);
 				MACOSX_DEPLOYMENT_TARGET = 10.15;
-				PRODUCT_BUNDLE_IDENTIFIER = net.shadowfacts.GeminiRenderer;
+				PRODUCT_BUNDLE_IDENTIFIER = space.vaccor.Gemini.GeminiRenderer;
 				PRODUCT_NAME = "$(TARGET_NAME:c99extidentifier)";
+				SDKROOT = iphoneos;
 				SKIP_INSTALL = YES;
 				SUPPORTED_PLATFORMS = "macosx iphonesimulator iphoneos";
 				SWIFT_VERSION = 5.0;
-				VALID_ARCHS = "x86_64 arm64 armv7s armv7 arm64e";
 				VERSIONING_SYSTEM = "apple-generic";
 				VERSION_INFO_PREFIX = "";
 			};
@@ -1600,7 +1653,7 @@
 				ALWAYS_EMBED_SWIFT_STANDARD_LIBRARIES = YES;
 				CODE_SIGN_STYLE = Automatic;
 				COMBINE_HIDPI_IMAGES = YES;
-				DEVELOPMENT_TEAM = HGYVAQA9FW;
+				DEVELOPMENT_TEAM = V4WK9KR9U2;
 				INFOPLIST_FILE = GeminiRendererTests/Info.plist;
 				LD_RUNPATH_SEARCH_PATHS = (
 					"$(inherited)",
@@ -1620,7 +1673,7 @@
 				ALWAYS_EMBED_SWIFT_STANDARD_LIBRARIES = YES;
 				CODE_SIGN_STYLE = Automatic;
 				COMBINE_HIDPI_IMAGES = YES;
-				DEVELOPMENT_TEAM = HGYVAQA9FW;
+				DEVELOPMENT_TEAM = V4WK9KR9U2;
 				INFOPLIST_FILE = GeminiRendererTests/Info.plist;
 				LD_RUNPATH_SEARCH_PATHS = (
 					"$(inherited)",
@@ -1642,7 +1695,7 @@
 				ASSETCATALOG_COMPILER_GLOBAL_ACCENT_COLOR_NAME = AccentColor;
 				CODE_SIGN_STYLE = Automatic;
 				DEVELOPMENT_ASSET_PATHS = "\"Gemini-iOS/Preview Content\"";
-				DEVELOPMENT_TEAM = HGYVAQA9FW;
+				DEVELOPMENT_TEAM = V4WK9KR9U2;
 				ENABLE_PREVIEWS = YES;
 				INFOPLIST_FILE = "Gemini-iOS/Info.plist";
 				IPHONEOS_DEPLOYMENT_TARGET = 13.5;
@@ -1650,7 +1703,8 @@
 					"$(inherited)",
 					"@executable_path/Frameworks",
 				);
-				PRODUCT_BUNDLE_IDENTIFIER = "net.shadowfacts.Gemini-iOS";
+				MARKETING_VERSION = 2020.1;
+				PRODUCT_BUNDLE_IDENTIFIER = space.vaccor.Gemini;
 				PRODUCT_NAME = "$(TARGET_NAME)";
 				SDKROOT = iphoneos;
 				SWIFT_VERSION = 5.0;
@@ -1666,7 +1720,7 @@
 				ASSETCATALOG_COMPILER_GLOBAL_ACCENT_COLOR_NAME = AccentColor;
 				CODE_SIGN_STYLE = Automatic;
 				DEVELOPMENT_ASSET_PATHS = "\"Gemini-iOS/Preview Content\"";
-				DEVELOPMENT_TEAM = HGYVAQA9FW;
+				DEVELOPMENT_TEAM = V4WK9KR9U2;
 				ENABLE_PREVIEWS = YES;
 				INFOPLIST_FILE = "Gemini-iOS/Info.plist";
 				IPHONEOS_DEPLOYMENT_TARGET = 13.5;
@@ -1674,7 +1728,8 @@
 					"$(inherited)",
 					"@executable_path/Frameworks",
 				);
-				PRODUCT_BUNDLE_IDENTIFIER = "net.shadowfacts.Gemini-iOS";
+				MARKETING_VERSION = 2020.1;
+				PRODUCT_BUNDLE_IDENTIFIER = space.vaccor.Gemini;
 				PRODUCT_NAME = "$(TARGET_NAME)";
 				SDKROOT = iphoneos;
 				SWIFT_VERSION = 5.0;
@@ -1690,7 +1745,7 @@
 				COMBINE_HIDPI_IMAGES = YES;
 				CURRENT_PROJECT_VERSION = 1;
 				DEFINES_MODULE = YES;
-				DEVELOPMENT_TEAM = HGYVAQA9FW;
+				DEVELOPMENT_TEAM = V4WK9KR9U2;
 				DYLIB_COMPATIBILITY_VERSION = 1;
 				DYLIB_CURRENT_VERSION = 1;
 				DYLIB_INSTALL_NAME_BASE = "@rpath";
@@ -1703,12 +1758,12 @@
 					"@loader_path/Frameworks",
 				);
 				MACOSX_DEPLOYMENT_TARGET = 10.15;
-				PRODUCT_BUNDLE_IDENTIFIER = net.shadowfacts.BrowserCore;
+				PRODUCT_BUNDLE_IDENTIFIER = space.vaccor.Gemini.BrowserCore;
 				PRODUCT_NAME = "$(TARGET_NAME:c99extidentifier)";
+				SDKROOT = iphoneos;
 				SKIP_INSTALL = YES;
 				SUPPORTED_PLATFORMS = "macosx iphonesimulator iphoneos";
 				SWIFT_VERSION = 5.0;
-				VALID_ARCHS = "x86_64 arm64 armv7s armv7 arm64e";
 				VERSIONING_SYSTEM = "apple-generic";
 				VERSION_INFO_PREFIX = "";
 			};
@@ -1721,7 +1776,7 @@
 				COMBINE_HIDPI_IMAGES = YES;
 				CURRENT_PROJECT_VERSION = 1;
 				DEFINES_MODULE = YES;
-				DEVELOPMENT_TEAM = HGYVAQA9FW;
+				DEVELOPMENT_TEAM = V4WK9KR9U2;
 				DYLIB_COMPATIBILITY_VERSION = 1;
 				DYLIB_CURRENT_VERSION = 1;
 				DYLIB_INSTALL_NAME_BASE = "@rpath";
@@ -1734,12 +1789,12 @@
 					"@loader_path/Frameworks",
 				);
 				MACOSX_DEPLOYMENT_TARGET = 10.15;
-				PRODUCT_BUNDLE_IDENTIFIER = net.shadowfacts.BrowserCore;
+				PRODUCT_BUNDLE_IDENTIFIER = space.vaccor.Gemini.BrowserCore;
 				PRODUCT_NAME = "$(TARGET_NAME:c99extidentifier)";
+				SDKROOT = iphoneos;
 				SKIP_INSTALL = YES;
 				SUPPORTED_PLATFORMS = "macosx iphonesimulator iphoneos";
 				SWIFT_VERSION = 5.0;
-				VALID_ARCHS = "x86_64 arm64 armv7s armv7 arm64e";
 				VERSIONING_SYSTEM = "apple-generic";
 				VERSION_INFO_PREFIX = "";
 			};
@@ -1751,7 +1806,7 @@
 				ALWAYS_EMBED_SWIFT_STANDARD_LIBRARIES = YES;
 				CODE_SIGN_STYLE = Automatic;
 				COMBINE_HIDPI_IMAGES = YES;
-				DEVELOPMENT_TEAM = HGYVAQA9FW;
+				DEVELOPMENT_TEAM = V4WK9KR9U2;
 				INFOPLIST_FILE = BrowserCoreTests/Info.plist;
 				LD_RUNPATH_SEARCH_PATHS = (
 					"$(inherited)",
@@ -1771,7 +1826,7 @@
 				ALWAYS_EMBED_SWIFT_STANDARD_LIBRARIES = YES;
 				CODE_SIGN_STYLE = Automatic;
 				COMBINE_HIDPI_IMAGES = YES;
-				DEVELOPMENT_TEAM = HGYVAQA9FW;
+				DEVELOPMENT_TEAM = V4WK9KR9U2;
 				INFOPLIST_FILE = BrowserCoreTests/Info.plist;
 				LD_RUNPATH_SEARCH_PATHS = (
 					"$(inherited)",

Gemini.xcodeproj/xcshareddata/xcschemes/Gemini-iOS.xcscheme

@@ -0,0 +1,90 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<Scheme
+   LastUpgradeVersion = "1220"
+   version = "1.3">
+   <BuildAction
+      parallelizeBuildables = "YES"
+      buildImplicitDependencies = "YES">
+      <BuildActionEntries>
+         <BuildActionEntry
+            buildForTesting = "YES"
+            buildForRunning = "YES"
+            buildForProfiling = "YES"
+            buildForArchiving = "YES"
+            buildForAnalyzing = "YES">
+            <BuildableReference
+               BuildableIdentifier = "primary"
+               BlueprintIdentifier = "D6E152A124BFFDF500FDF9D3"
+               BuildableName = "Gemini-iOS.app"
+               BlueprintName = "Gemini-iOS"
+               ReferencedContainer = "container:Gemini.xcodeproj">
+            </BuildableReference>
+         </BuildActionEntry>
+      </BuildActionEntries>
+   </BuildAction>
+   <TestAction
+      buildConfiguration = "Debug"
+      selectedDebuggerIdentifier = "Xcode.DebuggerFoundation.Debugger.LLDB"
+      selectedLauncherIdentifier = "Xcode.DebuggerFoundation.Launcher.LLDB"
+      shouldUseLaunchSchemeArgsEnv = "YES">
+      <Testables>
+      </Testables>
+   </TestAction>
+   <LaunchAction
+      buildConfiguration = "Debug"
+      selectedDebuggerIdentifier = "Xcode.DebuggerFoundation.Debugger.LLDB"
+      selectedLauncherIdentifier = "Xcode.DebuggerFoundation.Launcher.LLDB"
+      launchStyle = "0"
+      useCustomWorkingDirectory = "NO"
+      ignoresPersistentStateOnLaunch = "NO"
+      debugDocumentVersioning = "YES"
+      debugServiceExtension = "internal"
+      allowLocationSimulation = "YES">
+      <BuildableProductRunnable
+         runnableDebuggingMode = "0">
+         <BuildableReference
+            BuildableIdentifier = "primary"
+            BlueprintIdentifier = "D6E152A124BFFDF500FDF9D3"
+            BuildableName = "Gemini-iOS.app"
+            BlueprintName = "Gemini-iOS"
+            ReferencedContainer = "container:Gemini.xcodeproj">
+         </BuildableReference>
+      </BuildableProductRunnable>
+      <EnvironmentVariables>
+         <EnvironmentVariable
+            key = "DEFAULT_URL"
+            value = "gemini://gemini.circumlunar.space/docs/specification.gmi"
+            isEnabled = "NO">
+         </EnvironmentVariable>
+         <EnvironmentVariable
+            key = "DEFAULT_URL"
+            value = "gemini://drewdevault.com"
+            isEnabled = "YES">
+         </EnvironmentVariable>
+      </EnvironmentVariables>
+   </LaunchAction>
+   <ProfileAction
+      buildConfiguration = "Release"
+      shouldUseLaunchSchemeArgsEnv = "YES"
+      savedToolIdentifier = ""
+      useCustomWorkingDirectory = "NO"
+      debugDocumentVersioning = "YES">
+      <BuildableProductRunnable
+         runnableDebuggingMode = "0">
+         <BuildableReference
+            BuildableIdentifier = "primary"
+            BlueprintIdentifier = "D6E152A124BFFDF500FDF9D3"
+            BuildableName = "Gemini-iOS.app"
+            BlueprintName = "Gemini-iOS"
+            ReferencedContainer = "container:Gemini.xcodeproj">
+         </BuildableReference>
+      </BuildableProductRunnable>
+   </ProfileAction>
+   <AnalyzeAction
+      buildConfiguration = "Debug">
+   </AnalyzeAction>
+   <ArchiveAction
+      buildConfiguration = "Release"
+      revealArchiveInOrganizer = "YES">
+   </ArchiveAction>
+</Scheme>

Gemini.xcodeproj/xcshareddata/xcschemes/Gemini.xcscheme

@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <Scheme
-   LastUpgradeVersion = "1200"
+   LastUpgradeVersion = "1220"
    version = "1.3">
    <BuildAction
       parallelizeBuildables = "YES"

Gemini.xcodeproj/xcshareddata/xcschemes/GeminiFormat.xcscheme

@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <Scheme
-   LastUpgradeVersion = "1200"
+   LastUpgradeVersion = "1220"
    version = "1.3">
    <BuildAction
       parallelizeBuildables = "YES"

Gemini.xcodeproj/xcuserdata/shadowfacts.xcuserdatad/xcschemes/xcschememanagement.plist

@@ -7,12 +7,12 @@
 		<key>BrowserCore.xcscheme_^#shared#^_</key>
 		<dict>
 			<key>orderHint</key>
-			<integer>4</integer>
+			<integer>5</integer>
 		</dict>
 		<key>Gemini-iOS.xcscheme_^#shared#^_</key>
 		<dict>
 			<key>orderHint</key>
-			<integer>3</integer>
+			<integer>2</integer>
 		</dict>
 		<key>Gemini.xcscheme_^#shared#^_</key>
 		<dict>
@@ -27,12 +27,12 @@
 		<key>GeminiProtocol.xcscheme_^#shared#^_</key>
 		<dict>
 			<key>orderHint</key>
-			<integer>2</integer>
+			<integer>3</integer>
 		</dict>
 		<key>GeminiRenderer.xcscheme_^#shared#^_</key>
 		<dict>
 			<key>orderHint</key>
-			<integer>5</integer>
+			<integer>4</integer>
 		</dict>
 	</dict>
 	<key>SuppressBuildableAutocreation</key>
@@ -62,6 +62,11 @@
 			<key>primary</key>
 			<true/>
 		</dict>
+		<key>D6E152A124BFFDF500FDF9D3</key>
+		<dict>
+			<key>primary</key>
+			<true/>
+		</dict>
 	</dict>
 </dict>
 </plist>

Gemini.xcworkspace/contents.xcworkspacedata

@@ -0,0 +1,7 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<Workspace
+   version = "1.0">
+   <FileRef
+      location = "container:Gemini.xcodeproj">
+   </FileRef>
+</Workspace>

Gemini.xcworkspace/xcshareddata/IDEWorkspaceChecks.plist

@@ -0,0 +1,8 @@
+<?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>IDEDidComputeMac32BitWarning</key>
+	<true/>
+</dict>
+</plist>

Gemini/Info.plist

@@ -2,8 +2,6 @@
 <!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
 <plist version="1.0">
 <dict>
-	<key>NSMainNibFile</key>
-	<string>MainMenu</string>
 	<key>CFBundleDevelopmentRegion</key>
 	<string>$(DEVELOPMENT_LANGUAGE)</string>
 	<key>CFBundleExecutable</key>
@@ -24,6 +22,8 @@
 	<string>1</string>
 	<key>LSMinimumSystemVersion</key>
 	<string>$(MACOSX_DEPLOYMENT_TARGET)</string>
+	<key>NSMainNibFile</key>
+	<string>MainMenu</string>
 	<key>NSPrincipalClass</key>
 	<string>NSApplication</string>
 </dict>

GeminiRenderer/DocumentView.swift

@@ -12,22 +12,33 @@ public struct DocumentView: View {
     private let document: Document
     private let blocks: [RenderingBlock]
     private let changeURL: ((URL) -> Void)?
+    private let scrollingEnabled: Bool
     
-    public init(document: Document, changeURL: ((URL) -> Void)? = nil) {
+    public init(document: Document, scrollingEnabled: Bool = true, changeURL: ((URL) -> Void)? = nil) {
         self.document = document
         self.blocks = document.renderingBlocks
         self.changeURL = changeURL
+        self.scrollingEnabled = scrollingEnabled
     }
     
+    @ViewBuilder
     public var body: some View {
-        ScrollView(.vertical) {
+        if scrollingEnabled {
-            MaybeLazyVStack(alignment: .leading) {
+            ScrollView(.vertical) {
-                ForEach(blocks.indices) { (index) in
+                scrollBody
-                    RenderingBlockView(block: blocks[index], changeURL: changeURL)
+            }
-                }
+        } else {
-            }.padding([.leading, .trailing, .bottom])
+            scrollBody
         }
     }
+    
+    private var scrollBody: some View {
+        MaybeLazyVStack(alignment: .leading) {
+            ForEach(blocks.indices) { (index) in
+                RenderingBlockView(block: blocks[index], changeURL: changeURL)
+            }
+        }.padding([.leading, .trailing, .bottom])
+    }
 }
 
 struct DocumentView_Previews: PreviewProvider {