AboutUI // Reimplement without XIB for old systems.

Packages/vChewing_MainAssembly/Sources/MainAssembly/AboutUI/CtlAboutUI.swift

@@ -9,21 +9,38 @@
 import AppKit
 import SwiftUI
 
-@available(macOS 12, *)
 public class CtlAboutUI: NSWindowController, NSWindowDelegate {
   public static var shared: CtlAboutUI?
+  private var viewController: NSViewController?
+  var useLegacyView: Bool = false
+
+  public init(forceLegacy: Bool = false) {
+    useLegacyView = forceLegacy
+    let newWindow = NSWindow(
+      contentRect: CGRect(x: 401, y: 295, width: 577, height: 568),
+      styleMask: [.titled, .closable, .miniaturizable],
+      backing: .buffered, defer: true
+    )
+    super.init(window: newWindow)
+    guard #available(macOS 12, *), !useLegacyView else {
+      viewController = VwrAboutCocoa()
+      viewController?.loadView()
+      return
+    }
+  }
+
+  required init?(coder: NSCoder) {
+    super.init(coder: coder)
+  }
 
   public static func show() {
+    let forceLegacy = NSEvent.modifierFlags == .option
     if shared == nil {
-      let newWindow = NSWindow(
+      let newInstance = CtlAboutUI(forceLegacy: forceLegacy)
-        contentRect: CGRect(x: 401, y: 295, width: 577, height: 568),
-        styleMask: [.titled, .closable, .miniaturizable],
-        backing: .buffered, defer: true
-      )
-      let newInstance = CtlAboutUI(window: newWindow)
       shared = newInstance
     }
     guard let shared = shared, let sharedWindow = shared.window else { return }
+    shared.useLegacyView = forceLegacy
     sharedWindow.delegate = shared
     if !sharedWindow.isVisible {
       shared.windowDidLoad()
@@ -37,6 +54,28 @@ public class CtlAboutUI: NSWindowController, NSWindowDelegate {
 
   override public func windowDidLoad() {
     super.windowDidLoad()
+    guard let window = window else { return }
+    if #available(macOS 12, *), !useLegacyView {
+      windowDidLoadSwiftUI()
+      return
+    }
+    let theViewController = viewController ?? VwrAboutCocoa()
+    viewController = theViewController
+    window.contentViewController = viewController
+    let size = theViewController.view.fittingSize
+    window.setPosition(vertical: .top, horizontal: .left, padding: 20)
+    window.setFrame(.init(origin: window.frame.origin, size: size), display: true)
+    window.standardWindowButton(.closeButton)?.isHidden = true
+    window.standardWindowButton(.miniaturizeButton)?.isHidden = true
+    window.standardWindowButton(.zoomButton)?.isHidden = true
+    if #available(macOS 10.10, *) {
+      window.titlebarAppearsTransparent = true
+    }
+    window.title = "i18n:aboutWindow.ABOUT_APP_TITLE_FULL".localized + " (v\(IMEApp.appMainVersionLabel.joined(separator: " Build ")))"
+  }
+
+  @available(macOS 12, *)
+  private func windowDidLoadSwiftUI() {
     window?.setPosition(vertical: .top, horizontal: .left, padding: 20)
     window?.standardWindowButton(.closeButton)?.isHidden = true
     window?.standardWindowButton(.miniaturizeButton)?.isHidden = true

Packages/vChewing_MainAssembly/Sources/MainAssembly/AboutUI/VwrAboutCocoa.swift

@@ -0,0 +1,211 @@
+// (c) 2021 and onwards The vChewing Project (MIT-NTL License).
+// ====================
+// This code is released under the MIT license (SPDX-License-Identifier: MIT)
+// ... with NTL restriction stating that:
+// No trademark license is granted to use the trade names, trademarks, service
+// marks, or product names of Contributor, except as required to fulfill notice
+// requirements defined in MIT License.
+
+import AppKit
+import Foundation
+import Shared
+
+public extension VwrAboutCocoa {
+  static let copyrightLabel = Bundle.main.localizedInfoDictionary?["NSHumanReadableCopyright"] as? String ?? "BAD_COPYRIGHT_LABEL"
+  static let eulaContent = Bundle.main.localizedInfoDictionary?["CFEULAContent"] as? String ?? "BAD_EULA_CONTENT"
+  static let eulaContentUpstream = Bundle.main.infoDictionary?["CFUpstreamEULAContent"] as? String ?? "BAD_EULA_UPSTREAM"
+}
+
+public class VwrAboutCocoa: NSViewController {
+  let windowWidth: CGFloat = 533
+  let contentWidth: CGFloat = 510
+  let imgWidth: CGFloat = 63
+
+  override public func loadView() {
+    view = body ?? .init()
+    (view as? NSStackView)?.alignment = .centerX
+    view.makeSimpleConstraint(.width, relation: .equal, value: windowWidth)
+  }
+
+  var appNameAndVersionString: NSAttributedString {
+    let strResult = NSMutableAttributedString(string: "i18n:aboutWindow.APP_NAME".localized)
+    strResult.addAttribute(
+      .font,
+      value: {
+        if #available(macOS 10.11, *) {
+          return NSFont.systemFont(ofSize: 12, weight: .bold)
+        }
+        return NSFont.boldSystemFont(ofSize: 12)
+      }(),
+      range: .init(location: 0, length: strResult.length)
+    )
+    let strVersion = NSMutableAttributedString(string: " \(versionString)")
+    strVersion.addAttribute(
+      .font,
+      value: NSFont.systemFont(ofSize: 11),
+      range: .init(location: 0, length: strVersion.length)
+    )
+    strResult.append(strVersion)
+    strResult.addAttribute(
+      .kern,
+      value: 0,
+      range: .init(location: 0, length: strResult.length)
+    )
+    return strResult
+  }
+
+  var body: NSView? {
+    NSStackView.buildSection(width: contentWidth - 18) {
+      NSStackView.build(.horizontal) {
+        bannerImage
+        NSStackView.build(.vertical) {
+          appNameAndVersionString.makeNSLabel(fixWidth: contentWidth - imgWidth - 10)
+          makeFormattedLabel(
+            verbatim: "i18n:aboutWindow.APP_DERIVED_FROM".localized
+              + "\n"
+              + Self.copyrightLabel,
+            size: 11,
+            isBold: false, fixWidth: contentWidth - imgWidth - 10
+          )
+          makeFormattedLabel(
+            verbatim: "i18n:aboutWindow.DEV_CREW".localized,
+            size: 11,
+            isBold: false, fixWidth: contentWidth - imgWidth - 10
+          )
+          makeFormattedLabel(
+            verbatim: "i18n:aboutWindow.LICENSE_TITLE".localized,
+            size: 11,
+            isBold: false, fixWidth: contentWidth - imgWidth - 10
+          )
+          eulaBox
+        }
+      }
+      NSStackView.build(.horizontal) {
+        NSStackView.build(.vertical) {
+          "i18n:aboutWindow.DISCLAIMER_TEXT".makeNSLabel(
+            descriptive: true, fixWidth: contentWidth - 120
+          )
+          NSView()
+        }
+        NSStackView.build(.vertical, width: 114) {
+          addKeyEquivalent(
+            NSButton(
+              "i18n:aboutWindow.OK_BUTTON",
+              target: self, action: #selector(btnOKAction(_:))
+            )
+          )
+          NSButton(
+            "i18n:aboutWindow.WEBSITE_BUTTON",
+            target: self, action: #selector(btnWebSiteAction(_:))
+          )
+          NSButton(
+            "i18n:aboutWindow.BUGREPORT_BUTTON",
+            target: self, action: #selector(btnBugReportAction(_:))
+          )
+        }
+      }
+    }?.withInsets(
+      {
+        if #available(macOS 10.10, *) {
+          return .new(all: 20, top: 0, bottom: 24)
+        } else {
+          return .new(all: 20, top: 10, bottom: 24)
+        }
+      }()
+    )
+  }
+
+  var versionString: String {
+    "v\(IMEApp.appMainVersionLabel.joined(separator: " Build ")) - \(IMEApp.appSignedDateLabel)"
+  }
+
+  var bannerImage: NSImageView {
+    let maybeImg = NSImage(named: "AboutBanner")
+    let imgIsNull = maybeImg == nil
+    let img = maybeImg ?? .init(size: .init(width: 63, height: 310))
+    let result = NSImageView()
+    result.image = img
+    result.makeSimpleConstraint(.width, relation: .equal, value: 63)
+    result.makeSimpleConstraint(.height, relation: .equal, value: 310)
+    if imgIsNull {
+      result.wantsLayer = true
+      result.layer?.backgroundColor = NSColor.black.cgColor
+    }
+    return result
+  }
+
+  func makeFormattedLabel(
+    verbatim: String,
+    size: CGFloat = 12,
+    isBold: Bool = false,
+    fixWidth: CGFloat? = nil
+  ) -> NSTextField {
+    let attrStr = NSMutableAttributedString(string: verbatim)
+    attrStr.addAttribute(
+      .kern,
+      value: 0,
+      range: .init(location: 0, length: attrStr.length)
+    )
+    attrStr.addAttribute(
+      .font,
+      value: {
+        guard isBold else { return NSFont.systemFont(ofSize: size) }
+        if #available(macOS 10.11, *) {
+          return NSFont.systemFont(ofSize: size, weight: .bold)
+        }
+        return NSFont.boldSystemFont(ofSize: size)
+      }(),
+      range: .init(location: 0, length: attrStr.length)
+    )
+    return attrStr.makeNSLabel(fixWidth: fixWidth)
+  }
+
+  var eulaBox: NSScrollView {
+    let textView = NSTextView()
+    let clipView = NSClipView()
+    let scrollView = NSScrollView()
+    textView.autoresizingMask = [.width, .height]
+    textView.isEditable = false
+    textView.isRichText = false
+    textView.isSelectable = true
+    textView.isVerticallyResizable = true
+    textView.smartInsertDeleteEnabled = true
+    textView.font = NSFont.systemFont(ofSize: NSFont.smallSystemFontSize)
+    textView.string = Self.eulaContent + "\n" + Self.eulaContentUpstream
+    clipView.documentView = textView
+    clipView.autoresizingMask = [.width, .height]
+    clipView.drawsBackground = false
+    scrollView.contentView = clipView
+    scrollView.makeSimpleConstraint(.width, relation: .equal, value: 430)
+    scrollView.hasVerticalScroller = true
+    scrollView.hasHorizontalScroller = false
+    scrollView.scrollerStyle = .legacy
+    return scrollView
+  }
+
+  @discardableResult func addKeyEquivalent(_ button: NSButton) -> NSButton {
+    button.keyEquivalent = String(NSEvent.SpecialKey.carriageReturn.unicodeScalar)
+    return button
+  }
+
+  @objc func btnOKAction(_: NSControl) {
+    CtlAboutUI.shared?.window?.close()
+  }
+
+  @objc func btnWebSiteAction(_: NSControl) {
+    if let url = URL(string: "https://vchewing.github.io/") {
+      NSWorkspace.shared.open(url)
+    }
+  }
+
+  @objc func btnBugReportAction(_: NSControl) {
+    if let url = URL(string: "https://vchewing.github.io/BUGREPORT.html") {
+      NSWorkspace.shared.open(url)
+    }
+  }
+}
+
+@available(macOS 14.0, *)
+#Preview(traits: .fixedLayout(width: 533, height: 550)) {
+  VwrAboutCocoa()
+}

Packages/vChewing_MainAssembly/Sources/MainAssembly/AboutUI/VwrAboutUI.swift

@@ -9,12 +9,15 @@
 import AppKit
 import SwiftUI
 
-@available(macOS 12, *)
+public struct VwrAboutUI {
-public struct VwrAboutUI: View {
+  public static var copyrightLabel: String { VwrAboutCocoa.copyrightLabel }
-  public static let copyrightLabel = Bundle.main.localizedInfoDictionary?["NSHumanReadableCopyright"] as? String ?? "BAD_COPYRIGHT_LABEL"
+  public static var eulaContent: String { VwrAboutCocoa.eulaContent }
-  public static let eulaContent = Bundle.main.localizedInfoDictionary?["CFEULAContent"] as? String ?? "BAD_EULA_CONTENT"
+  public static var eulaContentUpstream: String { VwrAboutCocoa.eulaContentUpstream }
-  public static let eulaContentUpstream = Bundle.main.infoDictionary?["CFUpstreamEULAContent"] as? String ?? "BAD_EULA_UPSTREAM"
+  let foobar = "FOO_BAR"
+}
 
+@available(macOS 12, *)
+extension VwrAboutUI: View {
   public var body: some View {
     GroupBox {
       VStack(alignment: .leading, spacing: 6) {
@@ -29,6 +32,7 @@ public struct VwrAboutUI: View {
                 Text("v\(IMEApp.appMainVersionLabel.joined(separator: " Build ")) - \(IMEApp.appSignedDateLabel)").lineLimit(1)
               }.fixedSize()
               Text("i18n:aboutWindow.APP_DERIVED_FROM").font(.custom("Tahoma", size: 11))
+              Text(Self.copyrightLabel).font(.custom("Tahoma", size: 11))
               Text("i18n:aboutWindow.DEV_CREW").font(.custom("Tahoma", size: 11)).padding([.vertical], 2)
             }
           }