Allowing the choice of the preferredStatusBarStyle #136

Example/QRCodeReader.swift.xcodeproj/project.pbxproj

@@ -305,12 +305,12 @@
 			isa = PBXProject;
 			attributes = {
 				LastSwiftUpdateCheck = 0700;
-				LastUpgradeCheck = 0900;
+				LastUpgradeCheck = 0930;
 				ORGANIZATIONNAME = "Yannick Loriot";
 				TargetAttributes = {
 					CE412E8819D9A1E4000F294E = {
 						CreatedOnToolsVersion = 6.0.1;
-						DevelopmentTeam = M8F9QH57A6;
+						DevelopmentTeam = 5SJ773RP6R;
 						LastSwiftMigration = 0900;
 						ProvisioningStyle = Automatic;
 					};
@@ -475,12 +475,14 @@
 				CLANG_WARN_BOOL_CONVERSION = YES;
 				CLANG_WARN_COMMA = YES;
 				CLANG_WARN_CONSTANT_CONVERSION = YES;
+				CLANG_WARN_DEPRECATED_OBJC_IMPLEMENTATIONS = YES;
 				CLANG_WARN_DIRECT_OBJC_ISA_USAGE = YES_ERROR;
 				CLANG_WARN_EMPTY_BODY = YES;
 				CLANG_WARN_ENUM_CONVERSION = YES;
 				CLANG_WARN_INFINITE_RECURSION = YES;
 				CLANG_WARN_INT_CONVERSION = YES;
 				CLANG_WARN_NON_LITERAL_NULL_CONVERSION = YES;
+				CLANG_WARN_OBJC_IMPLICIT_RETAIN_SELF = YES;
 				CLANG_WARN_OBJC_LITERAL_CONVERSION = YES;
 				CLANG_WARN_OBJC_ROOT_CLASS = YES_ERROR;
 				CLANG_WARN_RANGE_LOOP_ANALYSIS = YES;
@@ -528,12 +530,14 @@
 				CLANG_WARN_BOOL_CONVERSION = YES;
 				CLANG_WARN_COMMA = YES;
 				CLANG_WARN_CONSTANT_CONVERSION = YES;
+				CLANG_WARN_DEPRECATED_OBJC_IMPLEMENTATIONS = YES;
 				CLANG_WARN_DIRECT_OBJC_ISA_USAGE = YES_ERROR;
 				CLANG_WARN_EMPTY_BODY = YES;
 				CLANG_WARN_ENUM_CONVERSION = YES;
 				CLANG_WARN_INFINITE_RECURSION = YES;
 				CLANG_WARN_INT_CONVERSION = YES;
 				CLANG_WARN_NON_LITERAL_NULL_CONVERSION = YES;
+				CLANG_WARN_OBJC_IMPLICIT_RETAIN_SELF = YES;
 				CLANG_WARN_OBJC_LITERAL_CONVERSION = YES;
 				CLANG_WARN_OBJC_ROOT_CLASS = YES_ERROR;
 				CLANG_WARN_RANGE_LOOP_ANALYSIS = YES;
@@ -567,7 +571,7 @@
 				ALWAYS_EMBED_SWIFT_STANDARD_LIBRARIES = YES;
 				ASSETCATALOG_COMPILER_APPICON_NAME = AppIcon;
 				"CODE_SIGN_IDENTITY[sdk=iphoneos*]" = "iPhone Developer";
-				DEVELOPMENT_TEAM = M8F9QH57A6;
+				DEVELOPMENT_TEAM = 5SJ773RP6R;
 				INFOPLIST_FILE = QRCodeReader.swift/Info.plist;
 				LD_RUNPATH_SEARCH_PATHS = "$(inherited) @executable_path/Frameworks";
 				PRODUCT_BUNDLE_IDENTIFIER = com.workandplay.qrcodereader;
@@ -582,7 +586,7 @@
 				ALWAYS_EMBED_SWIFT_STANDARD_LIBRARIES = YES;
 				ASSETCATALOG_COMPILER_APPICON_NAME = AppIcon;
 				"CODE_SIGN_IDENTITY[sdk=iphoneos*]" = "iPhone Developer";
-				DEVELOPMENT_TEAM = M8F9QH57A6;
+				DEVELOPMENT_TEAM = 5SJ773RP6R;
 				INFOPLIST_FILE = QRCodeReader.swift/Info.plist;
 				LD_RUNPATH_SEARCH_PATHS = "$(inherited) @executable_path/Frameworks";
 				PRODUCT_BUNDLE_IDENTIFIER = com.workandplay.qrcodereader;

Example/QRCodeReader.swift.xcodeproj/project.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>

Example/QRCodeReader.swift.xcodeproj/xcshareddata/xcschemes/QRCodeReader.xcscheme

@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <Scheme
-   LastUpgradeVersion = "0900"
+   LastUpgradeVersion = "0930"
    version = "1.3">
    <BuildAction
       parallelizeBuildables = "YES"
@@ -26,7 +26,6 @@
       buildConfiguration = "Debug"
       selectedDebuggerIdentifier = "Xcode.DebuggerFoundation.Debugger.LLDB"
       selectedLauncherIdentifier = "Xcode.DebuggerFoundation.Launcher.LLDB"
-      language = ""
       shouldUseLaunchSchemeArgsEnv = "YES">
       <Testables>
       </Testables>
@@ -37,7 +36,6 @@
       buildConfiguration = "Debug"
       selectedDebuggerIdentifier = "Xcode.DebuggerFoundation.Debugger.LLDB"
       selectedLauncherIdentifier = "Xcode.DebuggerFoundation.Launcher.LLDB"
-      language = ""
       launchStyle = "0"
       useCustomWorkingDirectory = "NO"
       ignoresPersistentStateOnLaunch = "NO"

Example/QRCodeReader.swift/Info.plist

@@ -47,6 +47,6 @@
 		<string>UIInterfaceOrientationLandscapeRight</string>
 	</array>
 	<key>UIViewControllerBasedStatusBarAppearance</key>
-	<false/>
+	<true/>
 </dict>
 </plist>

Example/QRCodeReader.swift/ViewController.swift

@@ -36,8 +36,9 @@ class ViewController: UIViewController, QRCodeReaderViewControllerDelegate {
   lazy var reader: QRCodeReader = QRCodeReader()
   lazy var readerVC: QRCodeReaderViewController = {
     let builder = QRCodeReaderViewControllerBuilder {
-      $0.reader          = QRCodeReader(metadataObjectTypes: [.qr], captureDevicePosition: .back)
-      $0.showTorchButton = true
+      $0.reader                  = QRCodeReader(metadataObjectTypes: [.qr], captureDevicePosition: .back)
+      $0.showTorchButton         = true
+      $0.preferredStatusBarStyle = .lightContent
       
       $0.reader.stopScanningWhenCodeIsFound = false
     }

Sources/QRCodeReaderViewController.swift

@@ -38,6 +38,7 @@ public class QRCodeReaderViewController: UIViewController {
   let showSwitchCameraButton: Bool
   let showTorchButton: Bool
   let showOverlayView: Bool
+  let customPreferredStatusBarStyle: UIStatusBarStyle?
 
   // MARK: - Managing the Callback Responders
 
@@ -61,13 +62,14 @@ public class QRCodeReaderViewController: UIViewController {
    - parameter builder: A QRCodeViewController builder object.
    */
   required public init(builder: QRCodeReaderViewControllerBuilder) {
-    readerView             = builder.readerView
-    startScanningAtLoad    = builder.startScanningAtLoad
-    codeReader             = builder.reader
-    showCancelButton       = builder.showCancelButton
-    showSwitchCameraButton = builder.showSwitchCameraButton
-    showTorchButton        = builder.showTorchButton
-    showOverlayView        = builder.showOverlayView
+    readerView                    = builder.readerView
+    startScanningAtLoad           = builder.startScanningAtLoad
+    codeReader                    = builder.reader
+    showCancelButton              = builder.showCancelButton
+    showSwitchCameraButton        = builder.showSwitchCameraButton
+    showTorchButton               = builder.showTorchButton
+    showOverlayView               = builder.showOverlayView
+    customPreferredStatusBarStyle = builder.preferredStatusBarStyle
 
     super.init(nibName: nil, bundle: nil)
 
@@ -95,13 +97,14 @@ public class QRCodeReaderViewController: UIViewController {
   }
 
   required public init?(coder aDecoder: NSCoder) {
-    codeReader             = QRCodeReader()
-    readerView             = QRCodeReaderContainer(displayable: QRCodeReaderView())
-    startScanningAtLoad    = false
-    showCancelButton       = false
-    showTorchButton        = false
-    showSwitchCameraButton = false
-    showOverlayView        = false
+    codeReader                    = QRCodeReader()
+    readerView                    = QRCodeReaderContainer(displayable: QRCodeReaderView())
+    startScanningAtLoad           = false
+    showCancelButton              = false
+    showTorchButton               = false
+    showSwitchCameraButton        = false
+    showOverlayView               = false
+    customPreferredStatusBarStyle = nil
 
     super.init(coder: aDecoder)
   }
@@ -130,6 +133,10 @@ public class QRCodeReaderViewController: UIViewController {
     codeReader.previewLayer.frame = view.bounds
   }
 
+  public override var preferredStatusBarStyle: UIStatusBarStyle {
+    return customPreferredStatusBarStyle ?? super.preferredStatusBarStyle
+  }
+
   // MARK: - Initializing the AV Components
 
   private func setupUIComponentsWithCancelButtonTitle(_ cancelButtonTitle: String) {
@@ -156,7 +163,8 @@ public class QRCodeReaderViewController: UIViewController {
     
     if #available(iOS 11.0, *) {
         view.safeAreaLayoutGuide.bottomAnchor.constraint(equalTo: readerView.view.bottomAnchor).isActive = true
-    } else {
+    }
+    else {
         NSLayoutConstraint(item: readerView.view, attribute: .bottom, relatedBy: .equal, toItem: view, attribute: .bottom, multiplier: 1, constant: 0).isActive = true
     }
   }

Sources/QRCodeReaderViewControllerBuilder.swift

@@ -25,6 +25,7 @@
  */
 
 import Foundation
+import UIKit
 
 /**
  The QRCodeViewControllerBuilder aims to create a simple configuration object for
@@ -84,6 +85,11 @@ public final class QRCodeReaderViewControllerBuilder {
   */
   public var handleOrientationChange = true
 
+  /**
+   A UIStatusBarStyle key indicating your preferred status bar style for the view controller.
+   Nil by default. It means it'll use the current context status bar style.
+  */
+  public var preferredStatusBarStyle: UIStatusBarStyle? = nil
 
   // MARK: - Initializing a Flap View