KCD/BridgeViewController.swift

   1 //
   2 //  BridgeViewController.swift
   3 //  KCD
   4 //
   5 //  Created by Hori,Masaki on 2016/12/30.
   6 //  Copyright © 2016年 Hori,Masaki. All rights reserved.
   7 //
   8
   9 import Cocoa
  10
  11 protocol ScreenshotSharingProvider {
  12
  13     var contentRect: NSRect { get }
  14 }
  15
  16 class BridgeViewController: NSViewController {
  17
  18     @IBOutlet var arrayController: NSArrayController!
  19
  20     deinit {
  21
  22         [.contentArray, .sortDescriptors, .selectionIndexes, .filterPredicate]
  23             .forEach { arrayController.unbind($0) }
  24     }
  25
  26     override var representedObject: Any? {
  27
  28         didSet {
  29             guard let representedObject = representedObject else { return }
  30
  31             [
  32                 (.contentArray, #keyPath(ScreenshotModel.screenshots)),
  33                 (.sortDescriptors, #keyPath(ScreenshotModel.sortDescriptors)),
  34                 (.selectionIndexes, #keyPath(ScreenshotModel.selectedIndexes)),
  35                 (.filterPredicate, #keyPath(ScreenshotModel.filterPredicate))
  36                 ]
  37                 .forEach {
  38                     arrayController.bind($0.0, to: representedObject, withKeyPath: $0.1, options: nil)
  39             }
  40         }
  41     }
  42
  43     override func prepare(for segue: NSStoryboardSegue, sender: Any?) {
  44
  45         (sender as? NSControl)?.action = nil
  46         (segue.destinationController as? NSViewController)?.representedObject = representedObject
  47     }
  48 }
  49
  50 extension BridgeViewController: NSSharingServicePickerDelegate, ScreenshotSharingProvider {
  51
  52     @objc var contentRect: NSRect {
  53
  54         fatalError("Must implemente")
  55     }
  56
  57     private var appendKanColleTag: Bool {
  58
  59         return UserDefaults.standard[.appendKanColleTag]
  60     }
  61
  62     private var tagString: String? {
  63
  64         let tag = NSLocalizedString("kancolle", comment: "kancolle twitter hash tag")
  65         if tag == "" { return "" }
  66
  67         return "#\(tag)"
  68     }
  69
  70     @IBAction func share(_ sender: AnyObject?) {
  71
  72         guard let view = sender as? NSView else { return }
  73
  74         let picker = NSSharingServicePicker(items: itemsForShareingServicePicker())
  75         picker.delegate = self
  76         picker.show(relativeTo: view.bounds, of: view, preferredEdge: .minX)
  77     }
  78
  79     private func itemsForShareingServicePicker() -> [AnyObject] {
  80
  81         guard let informations = arrayController.selectedObjects as? [ScreenshotInformation] else { return [] }
  82
  83         let images: [NSImage] = informations.flatMap { NSImage(contentsOf: $0.url) }
  84         if !appendKanColleTag { return images }
  85         if let tag = tagString {
  86
  87             return ["\n\(tag)" as AnyObject] + images
  88         }
  89
  90         return images
  91     }
  92 }
  93
  94 extension BridgeViewController: NSSharingServiceDelegate {
  95
  96     func sharingServicePicker(_ sharingServicePicker: NSSharingServicePicker,
  97                               delegateFor sharingService: NSSharingService) -> NSSharingServiceDelegate? {
  98
  99         return self
 100     }
 101
 102     func sharingService(_ sharingService: NSSharingService, sourceFrameOnScreenForShareItem item: Any) -> NSRect {
 103
 104         return self.view.window?.convertToScreen(contentRect) ?? .zero
 105     }
 106
 107     func sharingService(_ sharingService: NSSharingService,
 108                         transitionImageForShareItem item: Any,
 109                         contentRect: UnsafeMutablePointer<NSRect>) -> NSImage? {
 110
 111         return item as? NSImage
 112     }
 113
 114     func sharingService(_ sharingService: NSSharingService,
 115                         sourceWindowForShareItems items: [Any],
 116                         sharingContentScope: UnsafeMutablePointer<NSSharingService.SharingContentScope>) -> NSWindow? {
 117
 118         return view.window
 119     }
 120 }
 121
 122 @available(OSX 10.12.2, *)
 123 extension BridgeViewController: NSSharingServicePickerTouchBarItemDelegate {
 124
 125     func items(for pickerTouchBarItem: NSSharingServicePickerTouchBarItem) -> [Any] {
 126
 127         return itemsForShareingServicePicker()
 128     }
 129 }