@ -92,32 +92,43 @@ final class NewDMVC: BaseVC, UIPageViewControllerDataSource, UIPageViewControlle
navigationItem . leftBarButtonItem = closeButton
}
// S e t u p t a b b a r
view . addSubview ( tabBar )
tabBar . pin ( . top , to : . top , of : view )
tabBar . pin ( . leading , to : . leading , of : view )
tabBar . pin ( . trailing , to : . trailing , of : view )
// S e t u p p a g e V C
let containerView : UIView = UIView ( )
view . addSubview ( containerView )
containerView . pin ( . top , to : . bottom , of : tabBar )
containerView . pin ( . leading , to : . leading , of : view )
containerView . pin ( . trailing , to : . trailing , of : view )
containerView . pin ( . bottom , to : . bottom , of : view )
// P a g e V C
let hasCameraAccess = ( AVCaptureDevice . authorizationStatus ( for : . video ) = = . authorized )
pages = [ enterPublicKeyVC , ( hasCameraAccess ? scanQRCodeWrapperVC : scanQRCodePlaceholderVC ) ]
pageVC . dataSource = self
pageVC . delegate = self
pageVC . setViewControllers ( [ enterPublicKeyVC ] , direction : . forward , animated : false , completion : nil )
addChild ( pageVC )
containerView . addSubview ( pageVC . view )
pageVC . view . pin ( to : containerView )
pageVC . didMove ( toParent : self )
// T a b b a r
view . addSubview ( tabBar )
tabBar . pin ( . top , to : . top , of : view )
tabBar . pin ( . leading , to : . leading , of : view )
tabBar . pin ( . trailing , to : . trailing , of : view )
// P a g e V C c o n s t r a i n t s
let pageVCView = pageVC . view !
view . addSubview ( pageVCView )
pageVCView . pin ( . leading , to : . leading , of : view )
pageVCView . pin ( . top , to : . bottom , of : tabBar )
pageVCView . pin ( . trailing , to : . trailing , of : view )
pageVCView . pin ( . bottom , to : . bottom , of : view )
let navBarHeight : CGFloat = ( navigationController ? . navigationBar . frame . size . height ? ? 0 )
let statusBarHeight : CGFloat = UIApplication . shared . statusBarFrame . size . height
let height : CGFloat = ( ( navigationController ? . view . bounds . height ? ? 0 ) - navBarHeight - TabBar . snHeight - statusBarHeight )
let size : CGSize = CGSize ( width : UIScreen . main . bounds . width , height : height )
enterPublicKeyVC . constrainSize ( to : size )
scanQRCodePlaceholderVC . constrainSize ( to : size )
}
override func viewWillTransition ( to size : CGSize , with coordinator : UIViewControllerTransitionCoordinator ) {
super . viewWillTransition ( to : size , with : coordinator )
let height : CGFloat = ( size . height - TabBar . snHeight )
let size : CGSize = CGSize ( width : size . width , height : height )
enterPublicKeyVC . constrainSize ( to : size )
scanQRCodePlaceholderVC . constrainSize ( to : size )
}
// MARK: - G e n e r a l
func pageViewController ( _ pageViewController : UIPageViewController , viewControllerBefore viewController : UIViewController ) -> UIViewController ? {
@ -351,11 +362,6 @@ private final class EnterPublicKeyVC: UIViewController {
result . spacing = UIDevice . current . isIPad ? Values . iPadButtonSpacing : Values . mediumSpacing
result . distribution = . fillEqually
if ( UIDevice . current . isIPad ) {
result . layoutMargins = UIEdgeInsets ( top : 0 , left : Values . iPadButtonContainerMargin , bottom : 0 , right : Values . iPadButtonContainerMargin )
result . isLayoutMarginsRelativeArrangement = true
}
return result
} ( )
@ -396,6 +402,9 @@ private final class EnterPublicKeyVC: UIViewController {
return result
} ( )
private var viewWidth : NSLayoutConstraint ?
private var viewHeight : NSLayoutConstraint ?
// MARK: - L i f e c y c l e
override func viewDidLoad ( ) {
@ -428,12 +437,10 @@ private final class EnterPublicKeyVC: UIViewController {
)
mainStackView . isLayoutMarginsRelativeArrangement = true
view . addSubview ( mainStackView )
mainStackView . pin ( . top , to : . top , of : view )
mainStackView . pin ( . leading , to : . leading , of : view )
mainStackView . pin ( . trailing , to : . trailing , of : view )
bottomConstraint = mainStackView . pin ( . bottom , to : . bottom , of : view , withInset : - bottomMargin )
mainStackView . pin ( [ UIView . HorizontalEdge . leading , UIView . HorizontalEdge . trailing , UIView . VerticalEdge . top ] , to : view )
bottomConstraint = mainStackView . pin ( . bottom , to : . bottom , of : view , withInset : bottomMargin )
// D i s m i s s k e y b o a r d o n t a p
let tapGestureRecognizer = UITapGestureRecognizer ( target : self , action : #selector ( dismissKeyboard ) )
view . addGestureRecognizer ( tapGestureRecognizer )
@ -450,6 +457,27 @@ private final class EnterPublicKeyVC: UIViewController {
// MARK: - G e n e r a l
func constrainSize ( to size : CGSize ) {
if viewWidth = = nil {
viewWidth = view . set ( . width , to : size . width )
} else {
viewWidth ? . constant = size . width
}
if viewHeight = = nil {
viewHeight = view . set ( . height , to : size . height )
} else {
viewHeight ? . constant = size . height
}
if ( UIDevice . current . isIPad ) {
let iPadButtonContainerMargin : CGFloat = ( size . width - Values . iPadButtonSpacing ) / 2 - Values . iPadButtonWidth - Values . largeSpacing
buttonContainer . layoutMargins = UIEdgeInsets ( top : 0 , left : iPadButtonContainerMargin , bottom : 0 , right : iPadButtonContainerMargin )
buttonContainer . isLayoutMarginsRelativeArrangement = true
}
}
func setSessionId ( to sessionId : String ) {
publicKeyTextView . insertText ( sessionId )
}
@ -609,6 +637,9 @@ private final class EnterPublicKeyVC: UIViewController {
private final class ScanQRCodePlaceholderVC : UIViewController {
weak var newDMVC : NewDMVC !
private var viewWidth : NSLayoutConstraint ?
private var viewHeight : NSLayoutConstraint ?
override func viewDidLoad ( ) {
// R e m o v e b a c k g r o u n d c o l o r
view . themeBackgroundColor = . clear
@ -638,10 +669,27 @@ private final class ScanQRCodePlaceholderVC: UIViewController {
// S e t u p c o n s t r a i n t s
view . addSubview ( stackView )
stackView . pin ( . leading , to : . leading , of : view , withInset : Values . massiveSpacing )
stackView . pin ( . trailing , to : . trailing , of : view , withInset : - Values . massiveSpacing )
stackView . center ( . vertical , in : view , withInset : - 16 ) // M a k e s t h i n g s a p p e a r c e n t e r e d v i s u a l l y
view . pin ( . trailing , to : . trailing , of : stackView , withInset : Values . massiveSpacing )
let verticalCenteringConstraint = stackView . center ( . vertical , in : view )
verticalCenteringConstraint . constant = - 16 // M a k e s t h i n g s a p p e a r c e n t e r e d v i s u a l l y
}
func constrainSize ( to size : CGSize ) {
if viewWidth = = nil {
viewWidth = view . set ( . width , to : size . width )
} else {
viewWidth ? . constant = size . width
}
if viewHeight = = nil {
viewHeight = view . set ( . height , to : size . height )
} else {
viewHeight ? . constant = size . height
}
}
@objc private func requestCameraAccess ( ) {
Permissions . requestCameraPermissionIfNeeded { [ weak self ] in
self ? . newDMVC . handleCameraAccessGranted ( )
ryanzhao
2 years ago