Restore support of `QuillToolbarLinkStyleButton2`

lib/src/models/config/toolbar/toolbar_configurations.dart

@@ -15,6 +15,7 @@ import 'buttons/font_size.dart';
 import 'buttons/history.dart';
 import 'buttons/indent.dart';
 import 'buttons/link_style.dart';
+import 'buttons/link_style2.dart';
 import 'buttons/search.dart';
 import 'buttons/select_alignment.dart';
 import 'buttons/select_header_style.dart';
@@ -32,6 +33,7 @@ export './buttons/font_size.dart';
 export './buttons/history.dart';
 export './buttons/indent.dart';
 export './buttons/link_style.dart';
+export './buttons/link_style2.dart';
 export './buttons/search.dart';
 export './buttons/select_alignment.dart';
 export './buttons/select_header_style.dart';
@@ -50,6 +52,17 @@ const double kIconButtonFactor = 1.77;
 /// The horizontal margin between the contents of each toolbar section.
 const double kToolbarSectionSpacing = 4;
 
+enum LinkStyleType {
+  /// Defines the original [QuillToolbarLinkStyleButton].
+  original,
+
+  /// Defines the alternative [QuillToolbarLinkStyleButton2].
+  alternative;
+
+  bool get isOriginal => this == LinkStyleType.original;
+  bool get isAlternative => this == LinkStyleType.alternative;
+}
+
 /// The configurations for the toolbar widget of flutter quill
 @immutable
 class QuillToolbarConfigurations extends QuillSharedToolbarProperties {
@@ -91,6 +104,7 @@ class QuillToolbarConfigurations extends QuillSharedToolbarProperties {
     this.showSearchButton = true,
     this.showSubscript = true,
     this.showSuperscript = true,
+    this.linkStyleType = LinkStyleType.original,
     super.customButtons = const [],
 
     /// The decoration to use for the toolbar.
@@ -191,6 +205,9 @@ class QuillToolbarConfigurations extends QuillSharedToolbarProperties {
   ///shown when embedding an image, for example
   final QuillDialogTheme? dialogTheme;
 
+  /// Defines which dialog is used for applying link attribute.
+  final LinkStyleType linkStyleType;
+
   @override
   List<Object?> get props => [
         buttonOptions,
@@ -239,6 +256,7 @@ class QuillToolbarButtonOptions extends Equatable {
     this.selectHeaderStyleButtons =
         const QuillToolbarSelectHeaderStyleButtonsOptions(),
     this.linkStyle = const QuillToolbarLinkStyleButtonOptions(),
+    this.linkStyle2 = const QuillToolbarLinkStyleButton2Options(),
     this.customButtons = const QuillToolbarCustomButtonOptions(),
   });
 
@@ -284,6 +302,7 @@ class QuillToolbarButtonOptions extends Equatable {
   final QuillToolbarSelectHeaderStyleButtonsOptions selectHeaderStyleButtons;
 
   final QuillToolbarLinkStyleButtonOptions linkStyle;
+  final QuillToolbarLinkStyleButton2Options linkStyle2;
 
   final QuillToolbarCustomButtonOptions customButtons;
 

lib/src/widgets/toolbar/buttons/link_style2.dart

@@ -6,7 +6,6 @@ import '../../../../extensions.dart'
     show UtilityWidgets, AutoFormatMultipleLinksRule;
 import '../../../extensions/quill_provider.dart';
 import '../../../l10n/extensions/localizations.dart';
-import '../../../models/config/toolbar/buttons/link_style2.dart';
 import '../../../models/documents/attribute.dart';
 import '../../../models/themes/quill_dialog_theme.dart';
 import '../../../models/themes/quill_icon_theme.dart';

lib/src/widgets/toolbar/toolbar.dart

@@ -393,12 +393,19 @@ class QuillToolbar extends StatelessWidget implements PreferredSizeWidget {
                   space: configurations.sectionDividerSpace,
                 ),
               if (configurations.showLink) ...[
-                QuillToolbarLinkStyleButton(
+                toolbarConfigurations.linkStyleType.isOriginal
-                  controller: toolbarConfigurations
+                    ? QuillToolbarLinkStyleButton(
-                          .buttonOptions.linkStyle.controller ??
+                        controller: toolbarConfigurations
-                      globalController,
+                                .buttonOptions.linkStyle.controller ??
-                  options: toolbarConfigurations.buttonOptions.linkStyle,
+                            globalController,
-                ),
+                        options: toolbarConfigurations.buttonOptions.linkStyle,
+                      )
+                    : QuillToolbarLinkStyleButton2(
+                        controller: toolbarConfigurations
+                                .buttonOptions.linkStyle2.controller ??
+                            globalController,
+                        options: toolbarConfigurations.buttonOptions.linkStyle2,
+                      ),
                 spacerWidget,
               ],
               if (configurations.showSearchButton) ...[