Rename MainFeed and MainTimeline folders to Sidebar and Timeline.

iOS/MainWindow/Sidebar/Cell/MainFeedTableViewCell.swift

@@ -0,0 +1,243 @@
+//
+//  MainFeedTableViewCell.swift
+//  NetNewsWire
+//
+//  Created by Brent Simmons on 8/1/15.
+//  Copyright © 2015 Ranchero Software, LLC. All rights reserved.
+//
+
+import UIKit
+import RSCore
+import Account
+import RSTree
+
+protocol MainFeedTableViewCellDelegate: AnyObject {
+	func mainFeedTableViewCellDisclosureDidToggle(_ sender: MainFeedTableViewCell, expanding: Bool)
+}
+
+final class MainFeedTableViewCell: VibrantTableViewCell {
+
+	weak var delegate: MainFeedTableViewCellDelegate?
+
+	override var accessibilityLabel: String? {
+		get {
+			if unreadCount > 0 {
+				let unreadLabel = NSLocalizedString("unread", comment: "Unread label for accessibility")
+				return "\(name) \(unreadCount) \(unreadLabel)"
+			} else {
+				return name
+			}
+		}
+		set {
+		}
+	}
+
+	var iconImage: IconImage? {
+		didSet {
+			iconView.iconImage = iconImage
+		}
+	}
+
+	var isDisclosureAvailable = false {
+		didSet {
+			if isDisclosureAvailable != oldValue {
+				setNeedsLayout()
+			}
+		}
+	}
+
+	var isSeparatorShown = true {
+		didSet {
+			if isSeparatorShown != oldValue {
+				if isSeparatorShown {
+					showView(bottomSeparatorView)
+				} else {
+					hideView(bottomSeparatorView)
+				}
+			}
+		}
+	}
+
+	var unreadCount: Int {
+		get {
+			return unreadCountView.unreadCount
+		}
+		set {
+			if unreadCountView.unreadCount != newValue {
+				unreadCountView.unreadCount = newValue
+				unreadCountView.isHidden = (newValue < 1)
+				setNeedsLayout()
+			}
+		}
+	}
+
+	var name: String {
+		get {
+			return titleView.text ?? ""
+		}
+		set {
+			if titleView.text != newValue {
+				titleView.text = newValue
+				setNeedsLayout()
+			}
+		}
+	}
+
+	private let titleView: UILabel = {
+		let label = NonIntrinsicLabel()
+		label.numberOfLines = 0
+		label.allowsDefaultTighteningForTruncation = false
+		label.adjustsFontForContentSizeCategory = true
+		label.lineBreakMode = .byTruncatingTail
+		label.font = .preferredFont(forTextStyle: .body)
+		return label
+	}()
+
+	private let iconView = IconView()
+
+	private let bottomSeparatorView: UIView = {
+		let view = UIView()
+		view.backgroundColor = UIColor.separator
+		view.alpha = 0.5
+		return view
+	}()
+
+	private var isDisclosureExpanded = false
+	private var disclosureButton: UIButton?
+	private var unreadCountView = MainFeedUnreadCountView(frame: CGRect.zero)
+	private var isShowingEditControl = false
+
+	required init?(coder: NSCoder) {
+		super.init(coder: coder)
+		commonInit()
+	}
+
+	func setDisclosure(isExpanded: Bool, animated: Bool) {
+		isDisclosureExpanded = isExpanded
+		let duration = animated ? 0.3 : 0.0
+
+		UIView.animate(withDuration: duration) {
+			if self.isDisclosureExpanded {
+				self.disclosureButton?.accessibilityLabel = NSLocalizedString("Collapse Folder", comment: "Collapse Folder")
+				self.disclosureButton?.imageView?.transform = CGAffineTransform(rotationAngle: 1.570796)
+			} else {
+				self.disclosureButton?.accessibilityLabel = NSLocalizedString("Expand Folder", comment: "Expand Folder")
+				self.disclosureButton?.imageView?.transform = CGAffineTransform(rotationAngle: 0)
+			}
+		}
+	}
+
+	override func willTransition(to state: UITableViewCell.StateMask) {
+		super.willTransition(to: state)
+		isShowingEditControl = state.contains(.showingEditControl)
+	}
+
+	override func sizeThatFits(_ size: CGSize) -> CGSize {
+		let layout = MainFeedTableViewCellLayout(
+			cellWidth: bounds.size.width,
+			insets: safeAreaInsets,
+			label: titleView,
+			unreadCountView: unreadCountView,
+			showingEditingControl: isShowingEditControl,
+			indent: indentationLevel == 1,
+			shouldShowDisclosure: isDisclosureAvailable
+		)
+		return CGSize(width: bounds.width, height: layout.height)
+	}
+
+	override func layoutSubviews() {
+		super.layoutSubviews()
+		let layout = MainFeedTableViewCellLayout(
+			cellWidth: bounds.size.width,
+			insets: safeAreaInsets,
+			label: titleView,
+			unreadCountView: unreadCountView,
+			showingEditingControl: isShowingEditControl,
+			indent: indentationLevel == 1,
+			shouldShowDisclosure: isDisclosureAvailable
+		)
+		layoutWith(layout)
+	}
+
+	@objc func buttonPressed(_ sender: UIButton) {
+		if isDisclosureAvailable {
+			setDisclosure(isExpanded: !isDisclosureExpanded, animated: true)
+			delegate?.mainFeedTableViewCellDisclosureDidToggle(self, expanding: isDisclosureExpanded)
+		}
+	}
+
+	override func updateVibrancy(animated: Bool) {
+		super.updateVibrancy(animated: animated)
+
+		let iconTintColor: UIColor
+		if isHighlighted || isSelected {
+			iconTintColor = AppColor.vibrantText
+		} else {
+			if let preferredColor = iconImage?.preferredColor {
+				iconTintColor = UIColor(cgColor: preferredColor)
+			} else {
+				iconTintColor = AppColor.secondaryAccent
+			}
+		}
+
+		if animated {
+			UIView.animate(withDuration: Self.duration) {
+				self.iconView.tintColor = iconTintColor
+			}
+		} else {
+			self.iconView.tintColor = iconTintColor
+		}
+
+		updateLabelVibrancy(titleView, color: labelColor, animated: animated)
+	}
+
+}
+
+private extension MainFeedTableViewCell {
+
+	func commonInit() {
+		addSubviewAtInit(unreadCountView)
+		addSubviewAtInit(iconView)
+		addSubviewAtInit(titleView)
+		addDisclosureView()
+		addSubviewAtInit(bottomSeparatorView)
+	}
+
+	func addDisclosureView() {
+		disclosureButton = NonIntrinsicButton(type: .roundedRect)
+		disclosureButton!.addTarget(self, action: #selector(buttonPressed(_:)), for: UIControl.Event.touchUpInside)
+		disclosureButton?.setImage(AppImage.disclosure, for: .normal)
+		disclosureButton?.tintColor = AppColor.controlBackground
+		disclosureButton?.imageView?.contentMode = .center
+		disclosureButton?.imageView?.clipsToBounds = false
+		disclosureButton?.addInteraction(UIPointerInteraction())
+		addSubviewAtInit(disclosureButton!)
+	}
+
+	func addSubviewAtInit(_ view: UIView) {
+		addSubview(view)
+		view.translatesAutoresizingMaskIntoConstraints = false
+	}
+
+	func layoutWith(_ layout: MainFeedTableViewCellLayout) {
+		iconView.setFrameIfNotEqual(layout.faviconRect)
+		titleView.setFrameIfNotEqual(layout.titleRect)
+		unreadCountView.setFrameIfNotEqual(layout.unreadCountRect)
+		disclosureButton?.setFrameIfNotEqual(layout.disclosureButtonRect)
+		disclosureButton?.isHidden = !isDisclosureAvailable
+		bottomSeparatorView.setFrameIfNotEqual(layout.separatorRect)
+	}
+
+	func hideView(_ view: UIView) {
+		if !view.isHidden {
+			view.isHidden = true
+		}
+	}
+
+	func showView(_ view: UIView) {
+		if view.isHidden {
+			view.isHidden = false
+		}
+	}
+
+}