Add accounts empty state

Shared/Strings.swift

@@ -63,5 +63,11 @@ struct Strings {
     static let secretWordsGiveFullAccess = "Secret words give full access to your funds."
     static let privateKeyGivesFullAccess = "Private key gives full access to your funds."
     static let toShowAccountKey = "To show account key"
+    static let loading = "Loading"
+    static let failedToLoad = "Failed to load"
+    static let tryAgain = "Try again"
+    static let noData = "There is no data yet"
+    static let refresh = "Refresh"
+    static let tokenaryIsEmpty = "Tokenary is empty"
     
 }

Tokenary iOS/Content/Images.swift

@@ -0,0 +1,19 @@
+// Copyright © 2021 Tokenary. All rights reserved.
+
+import UIKit
+
+struct Images {
+    
+    static var noData: UIImage { systemName("wind") }
+    static var failedToLoad: UIImage { systemName("xmark.octagon") }
+    static var preferences: UIImage { systemName("gearshape") }
+ 
+    private static func named(_ name: String) -> UIImage {
+        return UIImage(named: name)!
+    }
+    
+    private static func systemName(_ systemName: String, configuration: UIImage.Configuration? = nil) -> UIImage {
+        return UIImage(systemName: systemName, withConfiguration: configuration)!
+    }
+    
+}

Tokenary iOS/Extensions/UIView.swift

@@ -0,0 +1,19 @@
+// Copyright © 2021 Tokenary. All rights reserved.
+
+import UIKit
+
+func loadNib<View: UIView>(_ type: View.Type) -> View {
+    return Bundle.main.loadNibNamed(String(describing: type), owner: nil, options: nil)![0] as! View
+}
+
+extension UIView {
+    
+    func addSubviewConstrainedToFrame(_ subview: UIView) {
+        addSubview(subview)
+        subview.translatesAutoresizingMaskIntoConstraints = false
+        let firstConstraints = NSLayoutConstraint.constraints(withVisualFormat: "H:|-0-[subview]-0-|", options: .directionLeadingToTrailing, metrics: nil, views: ["subview": subview])
+        let secondConstraints = NSLayoutConstraint.constraints(withVisualFormat: "V:|-0-[subview]-0-|", options: .directionLeadingToTrailing, metrics: nil, views: ["subview": subview])
+        addConstraints(firstConstraints + secondConstraints)
+    }
+    
+}

Tokenary iOS/Library/DataStateView.swift

@@ -0,0 +1,167 @@
+// Copyright © 2021 Tokenary. All rights reserved.
+
+import UIKit
+import BlockiesSwift
+
+enum DataState: CaseIterable {
+    case hasData, loading, failedToLoad, noData, unknown
+}
+
+protocol DataStateContainer: AnyObject {
+    
+    var dataState: DataState { get set }
+    func configureDataState(_ dataState: DataState, description: String?, image: UIImage?, buttonTitle: String?, actionHandler: (() -> Void)?)
+}
+
+class DataStateView: UIView {
+    
+    private class Configuration {
+        
+        let description: String?
+        let image: UIImage?
+        let buttonTitle: String?
+        let actionHandler: (() -> Void)?
+        
+        init(description: String? = nil, image: UIImage? = nil, buttonTitle: String? = nil, actionHandler: (() -> Void)? = nil) {
+            self.description = description
+            self.image = image
+            self.buttonTitle = buttonTitle
+            self.actionHandler = actionHandler
+        }
+        
+        static func defaultForDataState(_ dataState: DataState) -> Configuration {
+            let configuration: Configuration
+            switch dataState {
+            case .hasData, .loading, .unknown:
+                configuration = Configuration()
+            case .failedToLoad:
+                configuration = Configuration(description: Strings.failedToLoad, image: Images.failedToLoad, buttonTitle: Strings.tryAgain)
+            case .noData:
+                configuration = Configuration(description: Strings.noData, image: Images.noData, buttonTitle: Strings.refresh)
+            }
+            return configuration
+        }
+    }
+    
+    fileprivate static let tag = Int.max
+    fileprivate static var new: DataStateView {
+        let view = loadNib(DataStateView.self)
+        view.tag = tag
+        view.isHidden = true
+        view.observeKeyboard()
+        return view
+    }
+    
+    fileprivate var shouldMoveWithKeyboard = true
+    fileprivate var currentState = DataState.unknown {
+        didSet { updateForCurrentState() }
+    }
+    
+    private var configurations = [DataState: Configuration]()
+    
+    @IBOutlet private weak var centerYConstraint: NSLayoutConstraint!
+    @IBOutlet private weak var activityIndicator: UIActivityIndicatorView!
+    @IBOutlet private weak var imageView: UIImageView!
+    @IBOutlet private weak var descriptionLabel: UILabel!
+    @IBOutlet private weak var button: UIButton!
+    @IBOutlet private weak var activityIndicatorDescriptionLabel: UILabel! {
+        didSet {
+            activityIndicatorDescriptionLabel.text = Strings.loading.uppercased()
+        }
+    }
+    
+    @IBAction private func didTapButton(_ sender: Any) {
+        configurations[currentState]?.actionHandler?()
+    }
+    
+    fileprivate func configureDataState(_ dataState: DataState, description: String? = nil, image: UIImage? = nil, buttonTitle: String? = nil, actionHandler: (() -> Void)? = nil) {
+        let newConfiguration = Configuration(description: description, image: image, buttonTitle: buttonTitle, actionHandler: actionHandler)
+        configurations[dataState] = newConfiguration
+    }
+    
+    private func updateForCurrentState() {
+        isHidden = currentState == .unknown || currentState == .hasData
+        
+        let configuration = configurations[currentState]
+        let defaultConfiguration = Configuration.defaultForDataState(currentState)
+        
+        imageView.image = configuration?.image ?? defaultConfiguration.image
+        descriptionLabel.text = configuration?.description ?? defaultConfiguration.description
+        button.setTitle(configuration?.buttonTitle ?? defaultConfiguration.buttonTitle, for: .normal)
+        
+        let isLoading = currentState == .loading
+        
+        activityIndicator.isHidden = !isLoading
+        activityIndicatorDescriptionLabel.isHidden = !isLoading
+        imageView.isHidden = isLoading
+        descriptionLabel.isHidden = isLoading
+        button.isHidden = isLoading || configuration?.actionHandler == nil
+        
+        if isLoading {
+            activityIndicator.startAnimating()
+        } else if activityIndicator.isAnimating {
+            activityIndicator.stopAnimating()
+        }
+    }
+    
+    override func point(inside point: CGPoint, with event: UIEvent?) -> Bool {
+        return button.frame.insetBy(dx: -30, dy: -30).contains(point)
+    }
+    
+}
+
+extension DataStateView: KeyboardObserver {
+    
+    func keyboardWill(show: Bool, height: CGFloat, animtaionOptions: UIView.AnimationOptions, duration: Double) {
+        guard shouldMoveWithKeyboard else { return }
+        let centerOffset: CGFloat = show ? -105 : -50
+
+        UIView.animate(withDuration: duration,
+            delay: 0,
+            options: animtaionOptions,
+            animations: { [weak self] in
+                self?.centerYConstraint.constant = centerOffset
+                self?.layoutIfNeeded()
+            },
+            completion: nil
+        )
+    }
+    
+}
+
+extension DataStateContainer where Self: UIViewController {
+    
+    var dataState: DataState {
+        get {
+            return dataStateView.currentState
+        }
+        set {
+            dataStateView.currentState = newValue
+        }
+    }
+    
+    func dataStateShouldMoveWithKeyboard(_ shouldMove: Bool) {
+        dataStateView.shouldMoveWithKeyboard = shouldMove
+    }
+    
+    func setDataStateViewTransparent(_ isTransparent: Bool) {
+        dataStateView.backgroundColor = isTransparent ? .clear : .systemGroupedBackground
+    }
+    
+    func configureDataState(_ dataState: DataState, description: String? = nil, image: UIImage? = nil, buttonTitle: String? = nil, actionHandler: (() -> Void)? = nil) {
+        dataStateView.configureDataState(dataState, description: description, image: image, buttonTitle: buttonTitle, actionHandler: actionHandler)
+    }
+    
+    private var dataStateView: DataStateView {
+        if let subview = view.viewWithTag(DataStateView.tag) as? DataStateView { return subview }
+        
+        let dataStateView = DataStateView.new
+        view.addSubview(dataStateView)
+        dataStateView.translatesAutoresizingMaskIntoConstraints = false
+        let firstConstraint = NSLayoutConstraint.constraints(withVisualFormat: "H:|-0-[subview]-0-|", options: .directionLeadingToTrailing, metrics: nil, views: ["subview": dataStateView])
+        let secondConstraint = NSLayoutConstraint.constraints(withVisualFormat: "V:|-0-[subview]-0-|", options: .directionLeadingToTrailing, metrics: nil, views: ["subview": dataStateView])
+        view.addConstraints(firstConstraint + secondConstraint)
+        view.bringSubviewToFront(dataStateView)
+        return dataStateView
+    }
+}

Tokenary iOS/Library/DataStateView.xib

@@ -0,0 +1,99 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<document type="com.apple.InterfaceBuilder3.CocoaTouch.XIB" version="3.0" toolsVersion="19455" targetRuntime="iOS.CocoaTouch" propertyAccessControl="none" useAutolayout="YES" useTraitCollections="YES" useSafeAreas="YES" colorMatched="YES">
+    <device id="retina6_1" orientation="portrait" appearance="light"/>
+    <dependencies>
+        <deployment identifier="iOS"/>
+        <plugIn identifier="com.apple.InterfaceBuilder.IBCocoaTouchPlugin" version="19454"/>
+        <capability name="Safe area layout guides" minToolsVersion="9.0"/>
+        <capability name="System colors in document resources" minToolsVersion="11.0"/>
+        <capability name="documents saved in the Xcode 8 format" minToolsVersion="8.0"/>
+    </dependencies>
+    <objects>
+        <placeholder placeholderIdentifier="IBFilesOwner" id="-1" userLabel="File's Owner"/>
+        <placeholder placeholderIdentifier="IBFirstResponder" id="-2" customClass="UIResponder"/>
+        <view contentMode="scaleToFill" id="lqS-Qo-2hd" customClass="DataStateView" customModule="Tokenary_iOS" customModuleProvider="target">
+            <rect key="frame" x="0.0" y="0.0" width="414" height="896"/>
+            <autoresizingMask key="autoresizingMask" flexibleMaxX="YES" flexibleMaxY="YES"/>
+            <subviews>
+                <activityIndicatorView hidden="YES" opaque="NO" contentMode="scaleToFill" horizontalHuggingPriority="750" verticalHuggingPriority="750" animating="YES" style="medium" translatesAutoresizingMaskIntoConstraints="NO" id="0rZ-Sk-fve">
+                    <rect key="frame" x="197" y="388" width="20" height="20"/>
+                </activityIndicatorView>
+                <label hidden="YES" opaque="NO" userInteractionEnabled="NO" contentMode="left" horizontalHuggingPriority="251" verticalHuggingPriority="251" text="LOADING" textAlignment="natural" lineBreakMode="tailTruncation" baselineAdjustment="alignBaselines" adjustsFontSizeToFit="NO" translatesAutoresizingMaskIntoConstraints="NO" id="ImM-Ma-L3J">
+                    <rect key="frame" x="180.5" y="416" width="53.5" height="14.5"/>
+                    <fontDescription key="fontDescription" type="system" pointSize="12"/>
+                    <color key="textColor" systemColor="secondaryLabelColor"/>
+                    <nil key="highlightedColor"/>
+                </label>
+                <imageView clipsSubviews="YES" userInteractionEnabled="NO" contentMode="scaleAspectFit" horizontalHuggingPriority="251" verticalHuggingPriority="251" image="wind" catalog="system" translatesAutoresizingMaskIntoConstraints="NO" id="OeR-Db-lcJ">
+                    <rect key="frame" x="118.5" y="271" width="177" height="174.5"/>
+                    <color key="tintColor" systemColor="tertiaryLabelColor"/>
+                    <constraints>
+                        <constraint firstAttribute="width" secondItem="OeR-Db-lcJ" secondAttribute="height" multiplier="1:1" id="g5A-B4-JDZ"/>
+                        <constraint firstAttribute="width" relation="lessThanOrEqual" constant="200" id="qey-Ch-daS"/>
+                    </constraints>
+                    <preferredSymbolConfiguration key="preferredSymbolConfiguration" scale="default" weight="thin"/>
+                </imageView>
+                <label opaque="NO" userInteractionEnabled="NO" contentMode="left" horizontalHuggingPriority="251" verticalHuggingPriority="251" text="Failed to load" textAlignment="center" lineBreakMode="tailTruncation" numberOfLines="2" baselineAdjustment="alignBaselines" adjustsFontSizeToFit="NO" translatesAutoresizingMaskIntoConstraints="NO" id="Iym-80-uYR">
+                    <rect key="frame" x="20" y="454.5" width="374" height="20.5"/>
+                    <fontDescription key="fontDescription" type="system" pointSize="17"/>
+                    <color key="textColor" systemColor="secondaryLabelColor"/>
+                    <nil key="highlightedColor"/>
+                </label>
+                <button opaque="NO" contentMode="scaleToFill" contentHorizontalAlignment="center" contentVerticalAlignment="center" buttonType="system" lineBreakMode="middleTruncation" translatesAutoresizingMaskIntoConstraints="NO" id="5ZO-df-Isv">
+                    <rect key="frame" x="137" y="527" width="140" height="52"/>
+                    <constraints>
+                        <constraint firstAttribute="height" constant="52" id="5fo-UF-Qwu"/>
+                        <constraint firstAttribute="width" relation="greaterThanOrEqual" constant="140" id="JBF-DF-ChM"/>
+                    </constraints>
+                    <fontDescription key="fontDescription" type="system" weight="semibold" pointSize="15"/>
+                    <state key="normal" title="Retry"/>
+                    <buttonConfiguration key="configuration" style="filled" title="Retry">
+                        <fontDescription key="titleFontDescription" type="system" weight="semibold" pointSize="15"/>
+                    </buttonConfiguration>
+                    <connections>
+                        <action selector="didTapButton:" destination="lqS-Qo-2hd" eventType="touchUpInside" id="wYk-pp-YyB"/>
+                    </connections>
+                </button>
+            </subviews>
+            <viewLayoutGuide key="safeArea" id="lUb-JT-l59"/>
+            <color key="backgroundColor" systemColor="systemGroupedBackgroundColor"/>
+            <constraints>
+                <constraint firstItem="OeR-Db-lcJ" firstAttribute="top" relation="greaterThanOrEqual" secondItem="lqS-Qo-2hd" secondAttribute="top" constant="150" id="0ao-To-70w"/>
+                <constraint firstItem="OeR-Db-lcJ" firstAttribute="centerX" secondItem="lqS-Qo-2hd" secondAttribute="centerX" id="11T-RK-uzC"/>
+                <constraint firstItem="Iym-80-uYR" firstAttribute="top" secondItem="OeR-Db-lcJ" secondAttribute="bottom" constant="8" id="3dj-vb-QgB"/>
+                <constraint firstItem="0rZ-Sk-fve" firstAttribute="centerX" secondItem="lqS-Qo-2hd" secondAttribute="centerX" id="3yi-dM-5bk"/>
+                <constraint firstItem="0rZ-Sk-fve" firstAttribute="top" secondItem="OeR-Db-lcJ" secondAttribute="bottom" constant="-58.5" id="8Pu-Nt-RW8"/>
+                <constraint firstItem="ImM-Ma-L3J" firstAttribute="centerX" secondItem="0rZ-Sk-fve" secondAttribute="centerX" id="ENE-tI-BjB"/>
+                <constraint firstItem="Iym-80-uYR" firstAttribute="width" secondItem="lqS-Qo-2hd" secondAttribute="width" constant="-40" id="KtH-zG-zmO"/>
+                <constraint firstItem="ImM-Ma-L3J" firstAttribute="top" secondItem="0rZ-Sk-fve" secondAttribute="bottom" constant="8" id="OTT-Nq-oAt"/>
+                <constraint firstItem="5ZO-df-Isv" firstAttribute="centerX" secondItem="lqS-Qo-2hd" secondAttribute="centerX" id="X1o-2s-b8d"/>
+                <constraint firstItem="OeR-Db-lcJ" firstAttribute="width" secondItem="lqS-Qo-2hd" secondAttribute="width" multiplier="3:7" priority="750" id="YTt-wi-2MM"/>
+                <constraint firstItem="Iym-80-uYR" firstAttribute="centerX" secondItem="lqS-Qo-2hd" secondAttribute="centerX" id="e6D-zs-nVx"/>
+                <constraint firstItem="5ZO-df-Isv" firstAttribute="top" secondItem="Iym-80-uYR" secondAttribute="bottom" constant="52" id="i2r-xi-nPw"/>
+                <constraint firstItem="0rZ-Sk-fve" firstAttribute="centerY" secondItem="lqS-Qo-2hd" secondAttribute="centerY" constant="-50" id="yXH-dL-f1g"/>
+            </constraints>
+            <freeformSimulatedSizeMetrics key="simulatedDestinationMetrics"/>
+            <connections>
+                <outlet property="activityIndicator" destination="0rZ-Sk-fve" id="vxk-57-49J"/>
+                <outlet property="activityIndicatorDescriptionLabel" destination="ImM-Ma-L3J" id="JXP-oJ-MHf"/>
+                <outlet property="button" destination="5ZO-df-Isv" id="ktY-5G-IeA"/>
+                <outlet property="centerYConstraint" destination="yXH-dL-f1g" id="CPn-cG-i1P"/>
+                <outlet property="descriptionLabel" destination="Iym-80-uYR" id="pef-lb-qeN"/>
+                <outlet property="imageView" destination="OeR-Db-lcJ" id="hu0-Fa-45B"/>
+            </connections>
+            <point key="canvasLocation" x="139" y="-492"/>
+        </view>
+    </objects>
+    <resources>
+        <image name="wind" catalog="system" width="128" height="103"/>
+        <systemColor name="secondaryLabelColor">
+            <color red="0.23529411764705882" green="0.23529411764705882" blue="0.2627450980392157" alpha="0.59999999999999998" colorSpace="custom" customColorSpace="sRGB"/>
+        </systemColor>
+        <systemColor name="systemGroupedBackgroundColor">
+            <color red="0.94901960784313721" green="0.94901960784313721" blue="0.96862745098039216" alpha="1" colorSpace="custom" customColorSpace="sRGB"/>
+        </systemColor>
+        <systemColor name="tertiaryLabelColor">
+            <color red="0.23529411764705882" green="0.23529411764705882" blue="0.2627450980392157" alpha="0.29999999999999999" colorSpace="custom" customColorSpace="sRGB"/>
+        </systemColor>
+    </resources>
+</document>

Tokenary iOS/Screens/Accounts/AccountsListViewController.swift

@@ -2,7 +2,7 @@
 
 import UIKit
 
-class AccountsListViewController: UIViewController {
+class AccountsListViewController: UIViewController, DataStateContainer {
     
     private let walletsManager = WalletsManager.shared
     private let keychain = Keychain.shared
@@ -25,8 +25,27 @@ class AccountsListViewController: UIViewController {
         navigationController?.navigationBar.prefersLargeTitles = true
         navigationItem.largeTitleDisplayMode = .always
         let addItem = UIBarButtonItem(barButtonSystemItem: .add, target: self, action: #selector(addAccount))
-        let preferencesItem = UIBarButtonItem(image: UIImage(systemName: "gearshape"), style: UIBarButtonItem.Style.plain, target: self, action: #selector(preferencesButtonTapped))
+        let preferencesItem = UIBarButtonItem(image: Images.preferences, style: UIBarButtonItem.Style.plain, target: self, action: #selector(preferencesButtonTapped))
         navigationItem.rightBarButtonItems = [addItem, preferencesItem]
+        configureDataState(.noData, description: Strings.tokenaryIsEmpty, buttonTitle: Strings.addAccount) { [weak self] in
+            self?.addAccount()
+        }
+        dataStateShouldMoveWithKeyboard(false)
+        updateDataState()
+    }
+    
+    private func updateDataState() {
+        let isEmpty = wallets.isEmpty
+        dataState = isEmpty ? .noData : .hasData
+        let canScroll = !isEmpty
+        if tableView.isScrollEnabled != canScroll {
+            tableView.isScrollEnabled = canScroll
+        }
+    }
+    
+    private func reloadData() {
+        updateDataState()
+        tableView.reloadData()
     }
     
     @objc private func preferencesButtonTapped() {
@@ -76,7 +95,7 @@ class AccountsListViewController: UIViewController {
     
     private func createNewAccountAndShowSecretWords() {
         guard let wallet = try? walletsManager.createWallet() else { return }
-        tableView.reloadData()
+        reloadData()
         showKey(wallet: wallet, mnemonic: true)
     }
     
@@ -104,7 +123,7 @@ class AccountsListViewController: UIViewController {
         let importAccountViewController = instantiate(ImportViewController.self, from: .main)
         importAccountViewController.completion = { [weak self] success in
             if success {
-                self?.tableView.reloadData()
+                self?.reloadData()
             }
         }
         present(importAccountViewController.inNavigationController, animated: true)
@@ -169,7 +188,7 @@ class AccountsListViewController: UIViewController {
     
     private func removeWallet(_ wallet: TokenaryWallet) {
         try? walletsManager.delete(wallet: wallet)
-        tableView.reloadData()
+        reloadData()
     }
     
     private func didTapExportAccount(_ wallet: TokenaryWallet) {

Tokenary.xcodeproj/project.pbxproj

@@ -69,6 +69,11 @@
 		2C96D39827623EC600687301 /* URL.swift in Sources */ = {isa = PBXBuildFile; fileRef = 2C96D39727623EC600687301 /* URL.swift */; };
 		2C96D39927623ECE00687301 /* URL.swift in Sources */ = {isa = PBXBuildFile; fileRef = 2C96D39727623EC600687301 /* URL.swift */; };
 		2C96D39C2763ADE100687301 /* LocalAuthentication.swift in Sources */ = {isa = PBXBuildFile; fileRef = 2C96D39B2763ADE100687301 /* LocalAuthentication.swift */; };
+		2C96D3A22763C65B00687301 /* KeyboardObserver.swift in Sources */ = {isa = PBXBuildFile; fileRef = 2C96D3A12763C65B00687301 /* KeyboardObserver.swift */; };
+		2C96D3A42763C6A800687301 /* UIView.swift in Sources */ = {isa = PBXBuildFile; fileRef = 2C96D3A32763C6A800687301 /* UIView.swift */; };
+		2C96D3A62763CCA000687301 /* Images.swift in Sources */ = {isa = PBXBuildFile; fileRef = 2C96D3A52763CCA000687301 /* Images.swift */; };
+		2C96D3A92763D13400687301 /* DataStateView.swift in Sources */ = {isa = PBXBuildFile; fileRef = 2C96D3A72763D13400687301 /* DataStateView.swift */; };
+		2C96D3AA2763D13400687301 /* DataStateView.xib in Resources */ = {isa = PBXBuildFile; fileRef = 2C96D3A82763D13400687301 /* DataStateView.xib */; };
 		2C9F0B6526BDC9AF008FA3D6 /* EthereumNetwork.swift in Sources */ = {isa = PBXBuildFile; fileRef = 2C9F0B6426BDC9AF008FA3D6 /* EthereumNetwork.swift */; };
 		2C9F0B6826BDCB2E008FA3D6 /* EthereumChain.swift in Sources */ = {isa = PBXBuildFile; fileRef = 2C9F0B6726BDCB2E008FA3D6 /* EthereumChain.swift */; };
 		2CAA412526C7CD93009F3535 /* ReviewRequester.swift in Sources */ = {isa = PBXBuildFile; fileRef = 2CAA412426C7CD93009F3535 /* ReviewRequester.swift */; };
@@ -246,6 +251,11 @@
 		2C96D3952762380400687301 /* ButtonWithExtendedArea.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = ButtonWithExtendedArea.swift; sourceTree = "<group>"; };
 		2C96D39727623EC600687301 /* URL.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = URL.swift; sourceTree = "<group>"; };
 		2C96D39B2763ADE100687301 /* LocalAuthentication.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = LocalAuthentication.swift; sourceTree = "<group>"; };
+		2C96D3A12763C65B00687301 /* KeyboardObserver.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; name = KeyboardObserver.swift; path = "../../../Wildberries/wbx-ios/WBX-iOS/Library/Tools/KeyboardObserver.swift"; sourceTree = "<group>"; };
+		2C96D3A32763C6A800687301 /* UIView.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = UIView.swift; sourceTree = "<group>"; };
+		2C96D3A52763CCA000687301 /* Images.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = Images.swift; sourceTree = "<group>"; };
+		2C96D3A72763D13400687301 /* DataStateView.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = DataStateView.swift; sourceTree = "<group>"; };
+		2C96D3A82763D13400687301 /* DataStateView.xib */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = file.xib; path = DataStateView.xib; sourceTree = "<group>"; };
 		2C9F0B6426BDC9AF008FA3D6 /* EthereumNetwork.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = EthereumNetwork.swift; sourceTree = "<group>"; };
 		2C9F0B6726BDCB2E008FA3D6 /* EthereumChain.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = EthereumChain.swift; sourceTree = "<group>"; };
 		2CAA412426C7CD93009F3535 /* ReviewRequester.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = ReviewRequester.swift; sourceTree = "<group>"; };
@@ -501,6 +511,7 @@
 		2C8E88A0275F99D4003EB8DB /* Content */ = {
 			isa = PBXGroup;
 			children = (
+				2C96D3A52763CCA000687301 /* Images.swift */,
 				2C8E889E275F9967003EB8DB /* Storyboard.swift */,
 			);
 			path = Content;
@@ -519,6 +530,9 @@
 		2C96D394276237F600687301 /* Library */ = {
 			isa = PBXGroup;
 			children = (
+				2C96D3A72763D13400687301 /* DataStateView.swift */,
+				2C96D3A82763D13400687301 /* DataStateView.xib */,
+				2C96D3A12763C65B00687301 /* KeyboardObserver.swift */,
 				2C96D3952762380400687301 /* ButtonWithExtendedArea.swift */,
 				2C96D39B2763ADE100687301 /* LocalAuthentication.swift */,
 			);
@@ -530,6 +544,7 @@
 			children = (
 				2CC6EF0C275E64810040CC62 /* UIViewController.swift */,
 				2C8E88A3275FB7B9003EB8DB /* UIApplication.swift */,
+				2C96D3A32763C6A800687301 /* UIView.swift */,
 				2C96D391276232A300687301 /* UITableView.swift */,
 			);
 			path = Extensions;
@@ -856,6 +871,7 @@
 			isa = PBXResourcesBuildPhase;
 			buildActionMask = 2147483647;
 			files = (
+				2C96D3AA2763D13400687301 /* DataStateView.xib in Resources */,
 				2C5FF97E26C84F7C00B32ACC /* LaunchScreen.storyboard in Resources */,
 				2C96D3902762317300687301 /* AccountTableViewCell.xib in Resources */,
 				2C5FF97B26C84F7C00B32ACC /* Assets.xcassets in Resources */,
@@ -1080,7 +1096,9 @@
 				2CF255A6275A48BB00AE54B9 /* GasService.swift in Sources */,
 				2C96D392276232A300687301 /* UITableView.swift in Sources */,
 				2CF255A5275A48BB00AE54B9 /* ReviewRequester.swift in Sources */,
+				2C96D3A22763C65B00687301 /* KeyboardObserver.swift in Sources */,
 				2CF255B6275A746000AE54B9 /* AccountsListViewController.swift in Sources */,
+				2C96D3A42763C6A800687301 /* UIView.swift in Sources */,
 				2CF25597275A46D300AE54B9 /* Defaults.swift in Sources */,
 				2CF255A2275A47DD00AE54B9 /* String.swift in Sources */,
 				2CF2559D275A479800AE54B9 /* TokenaryWallet.swift in Sources */,
@@ -1097,12 +1115,14 @@
 				2CF255B4275A744000AE54B9 /* PasswordViewController.swift in Sources */,
 				2C8E889F275F9967003EB8DB /* Storyboard.swift in Sources */,
 				2C96D39C2763ADE100687301 /* LocalAuthentication.swift in Sources */,
+				2C96D3A62763CCA000687301 /* Images.swift in Sources */,
 				2CF255AA275A48BB00AE54B9 /* SessionStorage.swift in Sources */,
 				2C96D39827623EC600687301 /* URL.swift in Sources */,
 				2CF255AD275A48CF00AE54B9 /* EthereumChain.swift in Sources */,
 				2CF2559C275A477F00AE54B9 /* ApprovalSubject.swift in Sources */,
 				2CF255B1275A4A1800AE54B9 /* ResponseToExtension.swift in Sources */,
 				2CF2559B275A46E700AE54B9 /* AuthenticationReason.swift in Sources */,
+				2C96D3A92763D13400687301 /* DataStateView.swift in Sources */,
 				2CF255A3275A47DD00AE54B9 /* UserDefaults.swift in Sources */,
 				2CF255B8275A748300AE54B9 /* ApproveTransactionViewController.swift in Sources */,
 				2C8E88A4275FB7B9003EB8DB /* UIApplication.swift in Sources */,