docs: Update the custom toolbar example

example/lib/presentation/quill/quill_toolbar.dart

@@ -102,6 +102,11 @@ class MyQuillToolbar extends StatelessWidget {
             configurations: QuillBaseToolbarConfigurations(
               toolbarSize: 15 * 2,
               multiRowsDisplay: false,
+              buttonOptions: const QuillToolbarButtonOptions(
+                base: QuillToolbarBaseButtonOptions(
+                  globalIconSize: 30,
+                ),
+              ),
               childrenBuilder: (context) {
                 final controller = context.requireQuillController;
                 return [
@@ -122,9 +127,19 @@ class MyQuillToolbar extends StatelessWidget {
                   QuillToolbarToggleStyleButton(
                     attribute: Attribute.bold,
                     controller: controller,
-                    options: const QuillToolbarToggleStyleButtonOptions(
+                    options: QuillToolbarToggleStyleButtonOptions(
-                      iconData: Icons.format_bold,
+                      childBuilder: (options, extraOptions) {
-                      iconSize: 20,
+                        if (extraOptions.isToggled) {
+                          return IconButton.filled(
+                            onPressed: extraOptions.onPressed,
+                            icon: Icon(options.iconData),
+                          );
+                        }
+                        return IconButton(
+                          onPressed: extraOptions.onPressed,
+                          icon: Icon(options.iconData),
+                        );
+                      },
                     ),
                   ),
                   QuillToolbarToggleStyleButton(
@@ -132,7 +147,6 @@ class MyQuillToolbar extends StatelessWidget {
                     controller: controller,
                     options: const QuillToolbarToggleStyleButtonOptions(
                       iconData: Icons.format_italic,
-                      iconSize: 20,
                     ),
                   ),
                   QuillToolbarToggleStyleButton(
@@ -147,7 +161,6 @@ class MyQuillToolbar extends StatelessWidget {
                     controller: controller,
                     options: const QuillToolbarClearFormatButtonOptions(
                       iconData: Icons.format_clear,
-                      iconSize: 20,
                     ),
                   ),
                   VerticalDivider(
@@ -166,7 +179,7 @@ class MyQuillToolbar extends StatelessWidget {
                     controller: controller,
                     options: const QuillToolbarToggleStyleButtonOptions(
                       iconData: Icons.format_list_numbered,
-                      iconSize: 20,
+                      iconSize: 39,
                     ),
                   ),
                   QuillToolbarToggleStyleButton(
@@ -174,7 +187,6 @@ class MyQuillToolbar extends StatelessWidget {
                     controller: controller,
                     options: const QuillToolbarToggleStyleButtonOptions(
                       iconData: Icons.format_list_bulleted,
-                      iconSize: 20,
                     ),
                   ),
                   QuillToolbarToggleStyleButton(
@@ -182,7 +194,7 @@ class MyQuillToolbar extends StatelessWidget {
                     controller: controller,
                     options: const QuillToolbarToggleStyleButtonOptions(
                       iconData: Icons.format_quote,
-                      iconSize: 20,
+                      iconSize: 15,
                     ),
                   ),
                   VerticalDivider(

lib/src/models/config/toolbar/buttons/base.dart

@@ -90,26 +90,6 @@ class QuillToolbarBaseButtonOptions<T, I> extends Equatable {
         childBuilder,
         controller,
       ];
-
-  // QuillToolbarBaseButtonOptions<T, I> copyWith({
-  //   IconData? iconData,
-  //   double? globalIconSize,
-  //   VoidCallback? afterButtonPressed,
-  //   String? tooltip,
-  //   QuillIconTheme? iconTheme,
-  //   Widget Function(T options, I extraOptions)? childBuilder,
-  //   QuillController? controller,
-  // }) {
-  //   return QuillToolbarBaseButtonOptions<T, I>(
-  //     iconData: iconData ?? this.iconData,
-  //     globalIconSize: globalIconSize ?? this.globalIconSize,
-  //     afterButtonPressed: afterButtonPressed ?? this.afterButtonPressed,
-  //     tooltip: tooltip ?? this.tooltip,
-  //     iconTheme: iconTheme ?? this.iconTheme,
-  //     childBuilder: childBuilder ?? this.childBuilder,
-  //     controller: controller ?? this.controller,
-  //   );
-  // }
 }
 
 typedef QuillToolbarButtonOptionsChildBuilder<T, I> = Widget Function(

lib/src/models/config/toolbar/buttons/toggle_style.dart

@@ -1,3 +1,4 @@
+// ignore_for_file: public_member_api_docs, sort_constructors_first
 import 'package:flutter/foundation.dart' show immutable;
 import 'package:flutter/widgets.dart' show Color;
 

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

@@ -146,7 +146,16 @@ class QuillToolbarToggleStyleButtonState
         context.requireQuillToolbarBaseButtonOptions.childBuilder;
     if (childBuilder != null) {
       return childBuilder(
-        options,
+        QuillToolbarToggleStyleButtonOptions(
+          afterButtonPressed: options.afterButtonPressed,
+          controller: controller,
+          fillColor: options.fillColor,
+          iconButtonFactor: options.iconButtonFactor,
+          iconData: iconData,
+          iconSize: iconSize,
+          tooltip: tooltip,
+          iconTheme: iconTheme,
+        ),
         QuillToolbarToggleStyleButtonExtraOptions(
           context: context,
           controller: controller,