NetNewsWire/Mac/Inspector/FeedInspectorViewController.swift
2019-04-13 16:18:54 -07:00

138 lines
2.6 KiB
Swift

//
// FeedInspectorViewController.swift
// NetNewsWire
//
// Created by Brent Simmons on 1/20/18.
// Copyright © 2018 Ranchero Software. All rights reserved.
//
import AppKit
import Articles
import Account
final class FeedInspectorViewController: NSViewController, Inspector {
@IBOutlet var imageView: NSImageView?
@IBOutlet var nameTextField: NSTextField?
@IBOutlet var homePageURLTextField: NSTextField?
@IBOutlet var urlTextField: NSTextField?
private var feed: Feed? {
didSet {
if feed != oldValue {
updateUI()
}
}
}
// MARK: Inspector
let isFallbackInspector = false
var objects: [Any]? {
didSet {
updateFeed()
}
}
func canInspect(_ objects: [Any]) -> Bool {
return objects.count == 1 && objects.first is Feed
}
// MARK: NSViewController
override func viewDidLoad() {
imageView!.wantsLayer = true
imageView!.layer?.cornerRadius = 4.0
updateUI()
NotificationCenter.default.addObserver(self, selector: #selector(imageDidBecomeAvailable(_:)), name: .ImageDidBecomeAvailable, object: nil)
}
// MARK: Notifications
@objc func imageDidBecomeAvailable(_ note: Notification) {
updateImage()
}
}
extension FeedInspectorViewController: NSTextFieldDelegate {
func controlTextDidChange(_ note: Notification) {
guard let feed = feed, let nameTextField = nameTextField else {
return
}
feed.editedName = nameTextField.stringValue
}
}
private extension FeedInspectorViewController {
func updateFeed() {
guard let objects = objects, objects.count == 1, let singleFeed = objects.first as? Feed else {
feed = nil
return
}
feed = singleFeed
}
func updateUI() {
updateImage()
updateName()
updateHomePageURL()
updateFeedURL()
view.needsLayout = true
}
func updateImage() {
guard let feed = feed else {
imageView?.image = nil
return
}
if let feedIcon = appDelegate.feedIconDownloader.icon(for: feed) {
imageView?.image = feedIcon
return
}
if let favicon = appDelegate.faviconDownloader.favicon(for: feed) {
if favicon.size.height < 16.0 && favicon.size.width < 16.0 {
favicon.size = NSSize(width: 16, height: 16)
}
imageView?.image = favicon
return
}
imageView?.image = AppImages.genericFeedImage
}
func updateName() {
guard let nameTextField = nameTextField else {
return
}
let name = feed?.editedName ?? feed?.name ?? ""
if nameTextField.stringValue != name {
nameTextField.stringValue = name
}
}
func updateHomePageURL() {
homePageURLTextField?.stringValue = feed?.homePageURL ?? ""
}
func updateFeedURL() {
urlTextField?.stringValue = feed?.url ?? ""
}
}