NetNewsWire/Mac/MainWindow/AddFeed/FolderTreeMenu.swift

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//
// FolderTreeMenu.swift
// NetNewsWire
//
// Created by Maurice Parker on 9/12/18.
// Copyright © 2018 Ranchero Software, LLC. All rights reserved.
//
import AppKit
import RSCore
import RSTree
import Account
class FolderTreeMenu {
static func createFolderPopupMenu(with rootNode: Node) -> NSMenu {
let menu = NSMenu(title: "Folders")
let menuItem = NSMenuItem(title: NSLocalizedString("Top Level", comment: "Add Feed Sheet"), action: nil, keyEquivalent: "")
menuItem.representedObject = rootNode.representedObject
menu.addItem(menuItem)
let childNodes = rootNode.childNodes
addFolderItemsToMenuWithNodes(menu: menu, nodes: childNodes, indentationLevel: 1)
return menu
}
static func select(_ folder: Folder, in popupButton: NSPopUpButton) {
for menuItem in popupButton.itemArray {
if let oneFolder = menuItem.representedObject as? Folder, oneFolder == folder {
popupButton.select(menuItem)
return
}
}
}
private static func addFolderItemsToMenuWithNodes(menu: NSMenu, nodes: [Node], indentationLevel: Int) {
nodes.forEach { (oneNode) in
if let nameProvider = oneNode.representedObject as? DisplayNameProvider {
let menuItem = NSMenuItem(title: nameProvider.nameForDisplay, action: nil, keyEquivalent: "")
menuItem.indentationLevel = indentationLevel
menuItem.representedObject = oneNode.representedObject
menu.addItem(menuItem)
if oneNode.numberOfChildNodes > 0 {
addFolderItemsToMenuWithNodes(menu: menu, nodes: oneNode.childNodes, indentationLevel: indentationLevel + 1)
}
}
}
}
}