Update demo with new about dialog fields

Sources/Adwaita/Model/AdwaitaAboutDialogConfig.swift

@@ -8,6 +8,9 @@
 import CAdw
 import Foundation
 
+/// URL links for about dialog.
+public typealias AboutLink = (title: String, url: String)
+
 /// Initialization options for the about dialog wrapper.
 public struct AdwaitaAboutDialogConfig {
 
@@ -78,6 +81,12 @@ public struct AdwaitaAboutDialogConfig {
     public var website: URL?
     /// The link for opening issues.
     public var issues: URL?
+    /// Additional links related to the app.
+    public var links: [AboutLink]?
+    /// The app's copyright information.
+    public var copyright: String?
+    /// The app's license.
+    public var license: String?
     /// The app's release notes
     public var releaseNotes: String?
     /// The comments about the application
@@ -91,6 +100,9 @@ public struct AdwaitaAboutDialogConfig {
     ///     - icon: The app icon.
     ///     - website: The app's website.
     ///     - issues: Website for reporting issues.
+    ///     - links: Additional links related to the app.
+    ///     - copyright: The app's copyright information.
+    ///     - license: The app's license.
     ///     - releaseNotes: The app's release notes.
     ///     - comments: The comments about the application.
     public init(
@@ -100,6 +112,9 @@ public struct AdwaitaAboutDialogConfig {
         icon: Icon? = nil,
         website: URL? = nil,
         issues: URL? = nil,
+        links: [AboutLink]? = nil,
+        copyright: String? = nil,
+        license: String? = nil,
         releaseNotes: String? = nil,
         comments: String? = nil
     ) {
@@ -109,6 +124,9 @@ public struct AdwaitaAboutDialogConfig {
         self.icon = icon
         self.website = website
         self.issues = issues
+        self.links = links
+        self.copyright = copyright
+        self.license = license
         self.releaseNotes = releaseNotes
         self.comments = comments
     }
@@ -124,6 +142,8 @@ public struct AdwaitaAboutDialogConfig {
             (icon?.string, adw_about_dialog_set_application_icon),
             (website?.absoluteString, adw_about_dialog_set_website),
             (issues?.absoluteString, adw_about_dialog_set_issue_url),
+            (copyright, adw_about_dialog_set_copyright),
+            (license, adw_about_dialog_set_license),
             (releaseNotes, adw_about_dialog_set_release_notes),
             (comments, adw_about_dialog_set_comments)
         ]
@@ -131,6 +151,8 @@ public struct AdwaitaAboutDialogConfig {
         for (value, action) in handlers {
             value.map { action(dialog, $0) }
         }
+
+        links?.forEach { (title: String, url: String) in adw_about_dialog_add_link(dialog, title, url) }
     }
 
 }

Sources/Demo/Demo.swift

@@ -157,6 +157,12 @@ struct Demo: App {
                 cfg.icon = .default(icon: .applicationXExecutable)
                 cfg.website = URL(string: "https://adwaita-swift.aparoksha.dev/")
                 cfg.issues = URL(string: "https://git.aparoksha.dev/aparoksha/adwaita-swift/issues")
+                cfg.links = [
+                    ("Source Code", "https://git.aparoksha.dev/aparoksha/adwaita-swift"),
+                    (title: "Donate", url: "https://ko-fi.com/david_swift")
+                ]
+                cfg.copyright = "© 2026 david-swift"
+                cfg.license = "MIT"
                 cfg.releaseNotes = AdwaitaAboutDialogConfig.demoReleaseNotes
                 cfg.comments = AdwaitaAboutDialogConfig.demoComments
             }