NetNewsWire/Mac/MainWindow/Timeline/TimelineContainerViewController.swift

88 lines
2.5 KiB
Swift
Raw Blame History

This file contains ambiguous Unicode characters

This file contains Unicode characters that might be confused with other characters. If you think that this is intentional, you can safely ignore this warning. Use the Escape button to reveal them.

//
// TimelineContainerViewController.swift
// NetNewsWire
//
// Created by Brent Simmons on 2/14/19.
// Copyright © 2019 Ranchero Software. All rights reserved.
//
import AppKit
import Articles
protocol TimelineContainerViewControllerDelegate: class {
func timelineSelectionDidChange(_: TimelineContainerViewController, articles: [Article]?, mode: TimelineSourceMode)
}
final class TimelineContainerViewController: NSViewController {
@IBOutlet var containerView: TimelineContainerView!
var currentTimelineViewController: TimelineViewController? {
didSet {
let view = currentTimelineViewController?.view
if containerView.contentView === view {
return
}
containerView.contentView = view
view?.window?.recalculateKeyViewLoop()
}
}
weak var delegate: TimelineContainerViewControllerDelegate?
private lazy var regularTimelineViewController = {
return TimelineViewController(delegate: self)
}()
private lazy var searchTimelineViewController: TimelineViewController = {
let viewController = TimelineViewController(delegate: self)
viewController.showsSearchResults = true
return viewController
}()
override func viewDidLoad() {
super.viewDidLoad()
setRepresentedObjects(nil, mode: .regular)
showTimeline(for: .regular)
}
// MARK: - API
func setRepresentedObjects(_ objects: [AnyObject]?, mode: TimelineSourceMode) {
timelineViewController(for: mode).representedObjects = objects
}
func showTimeline(for mode: TimelineSourceMode) {
currentTimelineViewController = timelineViewController(for: mode)
}
}
extension TimelineContainerViewController: TimelineDelegate {
func timelineSelectionDidChange(_ timelineViewController: TimelineViewController, selectedArticles: [Article]?) {
delegate?.timelineSelectionDidChange(self, articles: selectedArticles, mode: mode(for: timelineViewController))
}
}
private extension TimelineContainerViewController {
func timelineViewController(for mode: TimelineSourceMode) -> TimelineViewController {
switch mode {
case .regular:
return regularTimelineViewController
case .search:
return searchTimelineViewController
}
}
func mode(for timelineViewController: TimelineViewController) -> TimelineSourceMode {
if timelineViewController === regularTimelineViewController {
return .regular
}
else if timelineViewController === searchTimelineViewController {
return .search
}
assertionFailure("Expected timelineViewController to match either regular or search timelineViewController, but it doesnt.")
return .regular // Should never get here.
}
}