126 lines
4.8 KiB
Swift
126 lines
4.8 KiB
Swift
//
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// ToolbarView.swift
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// Gemini-iOS
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//
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// Created by Shadowfacts on 12/19/20.
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//
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import UIKit
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import BrowserCore
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import Combine
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class ToolbarView: UIView {
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let navigator: NavigationManager
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var showShareSheet: ((UIView) -> Void)?
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var showPreferences: (() -> Void)?
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private var border: UIView!
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private var backButton: UIButton!
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private var forwardsButton: UIButton!
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private var reloadButton: UIButton!
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private var shareButton: UIButton!
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private var prefsButton: UIButton!
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private var cancellables = [AnyCancellable]()
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init(navigator: NavigationManager) {
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self.navigator = navigator
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super.init(frame: .zero)
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backgroundColor = .systemBackground
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border = UIView()
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border.translatesAutoresizingMaskIntoConstraints = false
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border.backgroundColor = UIColor(white: traitCollection.userInterfaceStyle == .dark ? 0.25 : 0.75, alpha: 1)
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addSubview(border)
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NSLayoutConstraint.activate([
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border.leadingAnchor.constraint(equalTo: leadingAnchor),
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border.trailingAnchor.constraint(equalTo: trailingAnchor),
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border.topAnchor.constraint(equalTo: topAnchor),
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border.heightAnchor.constraint(equalToConstant: 1),
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])
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let symbolConfig = UIImage.SymbolConfiguration(pointSize: 24)
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backButton = UIButton()
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backButton.addTarget(navigator, action: #selector(NavigationManager.goBack), for: .touchUpInside)
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backButton.isEnabled = navigator.backStack.count > 0
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backButton.setImage(UIImage(systemName: "arrow.left", withConfiguration: symbolConfig), for: .normal)
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backButton.accessibilityLabel = "Back"
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backButton.isPointerInteractionEnabled = true
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forwardsButton = UIButton()
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forwardsButton.addTarget(navigator, action: #selector(NavigationManager.goForward), for: .touchUpInside)
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forwardsButton.isEnabled = navigator.forwardStack.count > 0
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forwardsButton.setImage(UIImage(systemName: "arrow.right", withConfiguration: symbolConfig), for: .normal)
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forwardsButton.accessibilityLabel = "Forward"
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forwardsButton.isPointerInteractionEnabled = true
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reloadButton = UIButton()
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reloadButton.addTarget(navigator, action: #selector(NavigationManager.reload), for: .touchUpInside)
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reloadButton.setImage(UIImage(systemName: "arrow.clockwise", withConfiguration: symbolConfig), for: .normal)
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reloadButton.accessibilityLabel = "Reload"
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reloadButton.isPointerInteractionEnabled = true
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shareButton = UIButton()
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shareButton.addTarget(self, action: #selector(sharePressed), for: .touchUpInside)
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shareButton.setImage(UIImage(systemName: "square.and.arrow.up", withConfiguration: symbolConfig), for: .normal)
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shareButton.accessibilityLabel = "Share"
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shareButton.isPointerInteractionEnabled = true
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prefsButton = UIButton()
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prefsButton.addTarget(self, action: #selector(prefsPressed), for: .touchUpInside)
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prefsButton.setImage(UIImage(systemName: "gear", withConfiguration: symbolConfig), for: .normal)
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prefsButton.accessibilityLabel = "Preferences"
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prefsButton.isPointerInteractionEnabled = true
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let stack = UIStackView(arrangedSubviews: [
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backButton,
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forwardsButton,
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reloadButton,
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shareButton,
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prefsButton,
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])
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stack.axis = .horizontal
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stack.distribution = .fillEqually
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stack.alignment = .fill
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stack.translatesAutoresizingMaskIntoConstraints = false
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addSubview(stack)
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NSLayoutConstraint.activate([
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stack.leadingAnchor.constraint(equalTo: leadingAnchor),
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stack.trailingAnchor.constraint(equalTo: trailingAnchor),
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stack.topAnchor.constraint(equalTo: topAnchor, constant: 5),
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stack.bottomAnchor.constraint(equalTo: safeAreaLayoutGuide.bottomAnchor),
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])
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navigator.$currentURL
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.sink { (_) in
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self.backButton.isEnabled = navigator.backStack.count > 0
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self.forwardsButton.isEnabled = navigator.forwardStack.count > 0
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}
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.store(in: &cancellables)
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}
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required init?(coder: NSCoder) {
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fatalError("init(coder:) has not been implemented")
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}
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override func traitCollectionDidChange(_ previousTraitCollection: UITraitCollection?) {
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super.traitCollectionDidChange(previousTraitCollection)
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border.backgroundColor = UIColor(white: traitCollection.userInterfaceStyle == .dark ? 0.25 : 0.75, alpha: 1)
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}
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@objc private func sharePressed() {
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showShareSheet?(shareButton)
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}
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@objc private func prefsPressed() {
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showPreferences?()
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}
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}
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