Add extension management for our two SendToCommand implementations

Mac/Preferences/ExtensionPoints/ExtensionPointEnableBasicWindowController.swift

@@ -0,0 +1,61 @@
+//
+//  ExtensionPointEnableBasicWindowController.swift
+//  NetNewsWire
+//
+//  Created by Maurice Parker on 4/8/20.
+//  Copyright © 2020 Ranchero Software. All rights reserved.
+//
+
+import Cocoa
+
+class ExtensionPointEnableBasicWindowController: NSWindowController {
+
+	@IBOutlet weak var imageView: NSImageView!
+	@IBOutlet weak var titleLabel: NSTextField!
+	@IBOutlet weak var descriptionLabel: NSTextField!
+	
+	var extensionPointType: ExtensionPointType?
+	private weak var hostWindow: NSWindow?
+	
+	convenience init() {
+		self.init(windowNibName: NSNib.Name("ExtensionPointEnableBasic"))
+	}
+	
+	override func windowDidLoad() {
+		super.windowDidLoad()
+		guard let extensionPointType = extensionPointType else { return }
+		
+		imageView.image = extensionPointType.templateImage
+		titleLabel.stringValue = extensionPointType.title
+		descriptionLabel.attributedStringValue = extensionPointType.description
+	}
+	
+	// MARK: API
+	
+	func runSheetOnWindow(_ hostWindow: NSWindow) {
+		self.hostWindow = hostWindow
+		hostWindow.beginSheet(window!)
+	}
+
+	// MARK: Actions
+	
+	@IBAction func cancel(_ sender: Any) {
+		hostWindow!.endSheet(window!, returnCode: NSApplication.ModalResponse.cancel)
+	}
+	
+	@IBAction func enable(_ sender: Any) {
+		guard let extensionPointType = extensionPointType else { return }
+		
+		switch extensionPointType {
+		case .marsEdit:
+			ExtensionPointManager.shared.activateExtensionPoint(ExtensionPointIdentifer.marsEdit)
+		case .microblog:
+			ExtensionPointManager.shared.activateExtensionPoint(ExtensionPointIdentifer.microblog)
+		default:
+			assertionFailure("Unknown extension point.")
+		}
+		
+		hostWindow!.endSheet(window!, returnCode: NSApplication.ModalResponse.OK)
+	}
+
+}