MainAssembly // Refactor wherever using UniformTypeIdentifiers.

Packages/vChewing_CocoaExtension/Sources/CocoaExtension/CocoaExtension_Misc.swift

@@ -338,3 +338,13 @@ public extension NSApplication {
     UserDefaults.standard.object(forKey: "AppleAccentColor") != nil
   }
 }
+
+// MARK: - Pasteboard Type Extension.
+
+public extension NSPasteboard.PasteboardType {
+  static let kUTTypeFileURL = Self(rawValue: "public.file-url") // import UniformTypeIdentifiers
+  static let kUTTypeData = Self(rawValue: "public.data") // import UniformTypeIdentifiers
+  static let kUTTypeAppBundle = Self(rawValue: "com.apple.application-bundle") // import UniformTypeIdentifiers
+  static let kUTTypeUTF8PlainText = Self(rawValue: "public.utf8-plain-text")
+  static let kNSFilenamesPboardType = Self(rawValue: "NSFilenamesPboardType")
+}

Packages/vChewing_CocoaExtension/Sources/CocoaExtension/CocoaExtension_NSView.swift

@@ -460,12 +460,33 @@ public extension NSMenuItem {
 
   var allowedTypes: [String] = ["txt"]
 
-  public init() {
+  public convenience init(
+    _ givenTitle: String? = nil,
+    target: AnyObject? = nil,
+    action: Selector? = nil,
+    postDrag: ((URL) -> Void)? = nil
+  ) {
+    self.init(
+      verbatim: givenTitle?.localized,
+      target: target,
+      action: action,
+      postDrag: postDrag
+    )
+  }
+
+  public init(
+    verbatim givenTitle: String? = nil,
+    target: AnyObject? = nil,
+    action: Selector? = nil,
+    postDrag: ((URL) -> Void)? = nil
+  ) {
     super.init(frame: .zero)
     bezelStyle = .rounded
-    title = "DRAG FILE TO HERE"
-    registerForDraggedTypes([.init(rawValue: kUTTypeFileURL as String)])
-    target = self
+    title = givenTitle ?? "DRAG FILE TO HERE"
+    registerForDraggedTypes([.kUTTypeFileURL])
+    self.target = target ?? self
+    self.action = action
+    postDragHandler = postDrag ?? postDragHandler
   }
 
   required init?(coder: NSCoder) {
@@ -478,7 +499,7 @@ public extension NSMenuItem {
 
   fileprivate func checkExtension(_ drag: NSDraggingInfo) -> Bool {
     guard let pasteboard = drag.draggingPasteboard.propertyList(
-      forType: NSPasteboard.PasteboardType(rawValue: "NSFilenamesPboardType")
+      forType: NSPasteboard.PasteboardType.kNSFilenamesPboardType
     ) as? [String], let path = pasteboard.first else {
       return false
     }
@@ -494,7 +515,7 @@ public extension NSMenuItem {
 
   override public func performDragOperation(_ sender: NSDraggingInfo) -> Bool {
     guard let pasteboard = sender.draggingPasteboard.propertyList(
-      forType: NSPasteboard.PasteboardType(rawValue: "NSFilenamesPboardType")
+      forType: NSPasteboard.PasteboardType.kNSFilenamesPboardType
     ) as? [String], let path = pasteboard.first else {
       print("failure")
       return false

Packages/vChewing_MainAssembly/Sources/MainAssembly/ClientListMgr/VwrClientListMgr.swift

@@ -9,7 +9,6 @@
 import AppKit
 import Foundation
 import Shared
-import UniformTypeIdentifiers
 
 public class VwrClientListMgr: NSViewController {
   let windowWidth: CGFloat = 770
@@ -80,7 +79,7 @@ public class VwrClientListMgr: NSViewController {
     tblClients.intercellSpacing = CGSize(width: 17, height: 0)
     tblClients.rowHeight = 24
     tblClients.setContentHuggingPriority(.defaultHigh, for: .vertical)
-    tblClients.registerForDraggedTypes([.init(rawValue: kUTTypeFileURL as String)])
+    tblClients.registerForDraggedTypes([.kUTTypeFileURL])
     tblClients.dataSource = self
     tblClients.action = #selector(onItemClicked(_:))
     tblClients.target = self
@@ -153,7 +152,7 @@ extension VwrClientListMgr {
     neta info: NSDraggingInfo, onError: @escaping () -> Void?, handler: (([URL]) -> Void)? = nil
   ) {
     let board = info.draggingPasteboard
-    let type = NSPasteboard.PasteboardType(rawValue: kUTTypeApplicationBundle as String)
+    let type = NSPasteboard.PasteboardType.kUTTypeAppBundle
     let options: [NSPasteboard.ReadingOptionKey: Any] = [
       .urlReadingFileURLsOnly: true,
       .urlReadingContentsConformToTypes: [type],

Packages/vChewing_MainAssembly/Sources/MainAssembly/Settings/SettingsUI/VwrSettingsPaneDictionary.swift

@@ -11,7 +11,6 @@ import CocoaExtension
 import Shared
 import SwiftExtension
 import SwiftUI
-import UniformTypeIdentifiers
 
 @available(macOS 13, *)
 public struct VwrSettingsPaneDictionary: View {