Temp

submodules/TelegramUI/Sources/ChatOverlayNavigationBar.swift

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+import Foundation
+import UIKit
+import AsyncDisplayKit
+import Display
+import Postbox
+import TelegramCore
+import SyncCore
+import TelegramPresentationData
+import TelegramUIPreferences
+
+private let titleFont = Font.semibold(14.0)
+
+final class ChatOverlayNavigationBar: ASDisplayNode {
+    private let theme: PresentationTheme
+    private let strings: PresentationStrings
+    private let nameDisplayOrder: PresentationPersonNameOrder
+    private let tapped: () -> Void
+    private let close: () -> Void
+    
+    private let separatorNode: ASDisplayNode
+    private let titleNode: TextNode
+    private let closeButton: HighlightableButtonNode
+    
+    private var validLayout: CGSize?
+    
+    private var peerTitle = ""
+    var peerView: PeerView? {
+        didSet {
+            var title = ""
+            if let peerView = self.peerView {
+                if let peer = peerViewMainPeer(peerView) {
+                    title = peer.displayTitle(strings: self.strings, displayOrder: self.nameDisplayOrder)
+                }
+            }
+            if self.peerTitle != title {
+                self.peerTitle = title
+                if let size = self.validLayout {
+                    self.updateLayout(size: size, transition: .immediate)
+                }
+            }
+        }
+    }
+    
+    init(theme: PresentationTheme, strings: PresentationStrings, nameDisplayOrder: PresentationPersonNameOrder, tapped: @escaping () -> Void, close: @escaping () -> Void) {
+        self.theme = theme
+        self.strings = strings
+        self.nameDisplayOrder = nameDisplayOrder
+        self.tapped = tapped
+        self.close = close
+        
+        self.separatorNode = ASDisplayNode()
+        self.separatorNode.isLayerBacked = true
+        self.separatorNode.backgroundColor = theme.inAppNotification.expandedNotification.navigationBar.separatorColor
+        
+        self.titleNode = TextNode()
+        self.titleNode.displaysAsynchronously = false
+        self.titleNode.isUserInteractionEnabled = false
+        
+        self.closeButton = HighlightableButtonNode()
+        self.closeButton.hitTestSlop = UIEdgeInsets(top: -8.0, left: -8.0, bottom: -8.0, right: -8.0)
+        self.closeButton.displaysAsynchronously = false
+       
+        let closeImage = generateImage(CGSize(width: 12.0, height: 12.0), contextGenerator: { size, context in
+            context.clear(CGRect(origin: CGPoint(), size: size))
+            context.setStrokeColor(theme.inAppNotification.expandedNotification.navigationBar.controlColor.cgColor)
+            context.setLineWidth(2.0)
+            context.setLineCap(.round)
+            context.move(to: CGPoint(x: 1.0, y: 1.0))
+            context.addLine(to: CGPoint(x: size.width - 1.0, y: size.height - 1.0))
+            context.strokePath()
+            context.move(to: CGPoint(x: size.width - 1.0, y: 1.0))
+            context.addLine(to: CGPoint(x: 1.0, y: size.height - 1.0))
+            context.strokePath()
+        })
+        self.closeButton.setImage(closeImage, for: [])
+        
+        super.init()
+        
+        self.backgroundColor = theme.inAppNotification.expandedNotification.navigationBar.backgroundColor
+        
+        self.addSubnode(self.separatorNode)
+        self.addSubnode(self.titleNode)
+        self.addSubnode(self.closeButton)
+        
+        self.closeButton.addTarget(self, action: #selector(self.closePressed), forControlEvents: [.touchUpInside])
+    }
+    
+    override func didLoad() {
+        super.didLoad()
+        
+        let gestureRecognizer = UITapGestureRecognizer(target: self, action: #selector(self.handleTap))
+        self.view.addGestureRecognizer(gestureRecognizer)
+    }
+        
+    func updateLayout(size: CGSize, transition: ContainedViewLayoutTransition) {
+        transition.updateFrame(node: self.separatorNode, frame: CGRect(origin: CGPoint(x: 0.0, y: size.height - UIScreenPixel), size: CGSize(width: size.width, height: UIScreenPixel)))
+        
+        let sideInset: CGFloat = 10.0
+        
+        let makeTitleLayout = TextNode.asyncLayout(self.titleNode)
+        let (titleLayout, titleApply) = makeTitleLayout(TextNodeLayoutArguments(attributedString: NSAttributedString(string: self.peerTitle, font: titleFont, textColor: self.theme.inAppNotification.expandedNotification.navigationBar.primaryTextColor), maximumNumberOfLines: 1, truncationType: .end, constrainedSize: CGSize(width: size.width - sideInset * 2.0 - 40.0, height: size.height)))
+        let _ = titleApply()
+        transition.updateFrame(node: self.titleNode, frame: CGRect(origin: CGPoint(x: sideInset, y: floor((size.height - titleLayout.size.height) / 2.0)), size: titleLayout.size))
+        
+        let closeButtonSize = CGSize(width: size.height, height: size.height)
+        transition.updateFrame(node: self.closeButton, frame: CGRect(origin: CGPoint(x: size.width - sideInset - closeButtonSize.width + 10.0, y: 0.0), size: closeButtonSize))
+    }
+    
+    @objc private func handleTap() {
+        self.tapped()
+    }
+    
+    @objc private func closePressed() {
+        self.close()
+    }
+}