MediaViewController.swift 5.4 KB

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  1. /*****************************************************************************
  2. * MediaViewController.swift
  3. * VLC for iOS
  4. *****************************************************************************
  5. * Copyright (c) 2018 VideoLAN. All rights reserved.
  6. * $Id$
  7. *
  8. * Authors: Carola Nitz <caro # videolan.org>
  9. *
  10. * Refer to the COPYING file of the official project for license.
  11. *****************************************************************************/
  12. import UIKit
  13. class VLCMediaViewController: VLCPagingViewController<VLCLabelCell>, MediaCategoryViewControllerDelegate {
  14. var services: Services
  15. private var rendererButton: UIButton
  16. private lazy var sortButton: UIBarButtonItem = {
  17. var sortButton = UIBarButtonItem(image: UIImage(named: "sort"),
  18. style: .plain, target: self,
  19. action: #selector(handleSort))
  20. sortButton.tintColor = PresentationTheme.current.colors.orangeUI
  21. sortButton.accessibilityLabel = NSLocalizedString("BUTTON_SORT", comment: "")
  22. sortButton.accessibilityHint = NSLocalizedString("BUTTON_SORT_HINT", comment: "")
  23. return sortButton
  24. }()
  25. private lazy var editButton: UIBarButtonItem = {
  26. var editButton = UIBarButtonItem(image: UIImage(named: "edit"),
  27. style: .plain, target: self,
  28. action: #selector(customSetEditing(button:)))
  29. editButton.tintColor = PresentationTheme.current.colors.orangeUI
  30. editButton.accessibilityLabel = NSLocalizedString("BUTTON_EDIT", comment: "")
  31. editButton.accessibilityHint = NSLocalizedString("BUTTON_EDIT_HINT", comment: "")
  32. return editButton
  33. }()
  34. private var rigthBarButtons: [UIBarButtonItem]?
  35. init(services: Services) {
  36. self.services = services
  37. rendererButton = services.rendererDiscovererManager.setupRendererButton()
  38. super.init(nibName: nil, bundle: nil)
  39. rigthBarButtons = [editButton, UIBarButtonItem(customView: rendererButton)]
  40. }
  41. override func viewDidLoad() {
  42. changeCurrentIndexProgressive = { (oldCell: VLCLabelCell?, newCell: VLCLabelCell?, progressPercentage: CGFloat, changeCurrentIndex: Bool, animated: Bool) in
  43. guard changeCurrentIndex == true else { return }
  44. oldCell?.iconLabel.textColor = PresentationTheme.current.colors.cellDetailTextColor
  45. newCell?.iconLabel.textColor = PresentationTheme.current.colors.orangeUI
  46. }
  47. super.viewDidLoad()
  48. viewControllers.forEach {
  49. ($0 as? VLCMediaCategoryViewController)?.delegate = self
  50. }
  51. setupNavigationBar()
  52. }
  53. private func setupNavigationBar() {
  54. if #available(iOS 11.0, *) {
  55. navigationController?.navigationBar.prefersLargeTitles = false
  56. }
  57. navigationController?.navigationBar.isTranslucent = false
  58. updateButtonsFor(viewControllers[currentIndex])
  59. }
  60. // MARK: - MediaCatgoryViewControllerDelegate
  61. func needsToUpdateNavigationbarIfNeeded(_ viewController: VLCMediaCategoryViewController) {
  62. if viewController == viewControllers[currentIndex] {
  63. updateButtonsFor(viewController)
  64. }
  65. }
  66. // MARK: - PagerTabStripDataSource
  67. override func viewControllers(for pagerTabStripController: PagerTabStripViewController) -> [UIViewController] {
  68. fatalError("this should only be used as subclass")
  69. }
  70. func updateButtonsFor(_ viewController: UIViewController) {
  71. var showButtons = false
  72. if let mediaCategoryViewController = viewController as? VLCMediaCategoryViewController,
  73. !mediaCategoryViewController.isEmptyCollectionView()
  74. && !mediaCategoryViewController.isSearching {
  75. showButtons = true
  76. }
  77. navigationItem.rightBarButtonItems = showButtons ? rigthBarButtons : nil
  78. navigationItem.leftBarButtonItem = showButtons ? sortButton : nil
  79. }
  80. override func configure(cell: VLCLabelCell, for indicatorInfo: IndicatorInfo) {
  81. cell.iconLabel.text = indicatorInfo.title
  82. }
  83. override func updateIndicator(for viewController: PagerTabStripViewController, fromIndex: Int, toIndex: Int, withProgressPercentage progressPercentage: CGFloat, indexWasChanged: Bool) {
  84. if indexWasChanged {
  85. updateButtonsFor(viewControllers[toIndex])
  86. }
  87. super.updateIndicator(for: viewController, fromIndex: fromIndex, toIndex: toIndex, withProgressPercentage: progressPercentage, indexWasChanged: indexWasChanged)
  88. }
  89. override var preferredStatusBarStyle: UIStatusBarStyle {
  90. return PresentationTheme.current.colors.statusBarStyle
  91. }
  92. }
  93. // MARK: - Edit
  94. extension VLCMediaViewController {
  95. @objc private func customSetEditing(button: UIButton) {
  96. isEditing = !isEditing
  97. }
  98. override func setEditing(_ editing: Bool, animated: Bool) {
  99. super.setEditing(editing, animated: animated)
  100. scrollingEnabled(!editing)
  101. navigationItem.leftBarButtonItem = editing ? nil : sortButton
  102. viewControllers[currentIndex].setEditing(editing, animated: animated)
  103. }
  104. }
  105. // MARK: - Sort
  106. extension VLCMediaViewController {
  107. @objc func handleSort() {
  108. if let mediaCategoryViewController = viewControllers[currentIndex] as? VLCMediaCategoryViewController {
  109. mediaCategoryViewController.handleSort()
  110. }
  111. }
  112. }