Remove YaruPageItemTitle (#273)

The type of the immediate child should not matter. It could be wrapped
into a non-Text widget. Just wrap with DefaultTextStyle and let any
descendant Text inherit the style. If desired, users can override the
defaults in builders.

Fixes: #271

example/lib/example_page_items.dart

@@ -1,6 +1,5 @@
 import 'package:flutter/material.dart';
 import 'package:yaru_icons/yaru_icons.dart';
-import 'package:yaru_widgets/yaru_widgets.dart';
 import 'pages/banner_page.dart';
 import 'pages/carousel_page.dart';
 import 'pages/color_disk_page.dart';
@@ -28,65 +27,64 @@ class PageItem {
 
 final examplePageItems = <PageItem>[
   PageItem(
-    titleBuilder: (context) => YaruPageItemTitle.text('YaruBanner'),
+    titleBuilder: (context) => const Text('YaruBanner'),
     pageBuilder: (context) => const BannerPage(),
     iconBuilder: (context, selected) => selected
         ? const Icon(YaruIcons.image_filled)
         : const Icon(YaruIcons.image),
   ),
   PageItem(
-    titleBuilder: (context) => YaruPageItemTitle.text('YaruCarousel'),
+    titleBuilder: (context) => const Text('YaruCarousel'),
     pageBuilder: (_) => const CarouselPage(),
     iconBuilder: (context, selected) => const Icon(YaruIcons.refresh),
   ),
   PageItem(
-    titleBuilder: (context) => YaruPageItemTitle.text('YaruColorDisk'),
+    titleBuilder: (context) => const Text('YaruColorDisk'),
     pageBuilder: (context) => const ColorDiskPage(),
     iconBuilder: (context, selected) => const Icon(YaruIcons.color_select),
   ),
   PageItem(
-    titleBuilder: (context) => YaruPageItemTitle.text('YaruDraggable'),
+    titleBuilder: (context) => const Text('YaruDraggable'),
     pageBuilder: (context) => const DraggablePage(),
     iconBuilder: (context, selected) => const Icon(YaruIcons.drag_handle),
   ),
   PageItem(
-    titleBuilder: (context) => YaruPageItemTitle.text('YaruExpandable'),
+    titleBuilder: (context) => const Text('YaruExpandable'),
     iconBuilder: (context, selected) => const Icon(YaruIcons.pan_down),
     pageBuilder: (_) => const ExpandablePage(),
   ),
   PageItem(
-    titleBuilder: (context) => YaruPageItemTitle.text('YaruIconButton'),
+    titleBuilder: (context) => const Text('YaruIconButton'),
     iconBuilder: (context, selected) => const Icon(YaruIcons.app_grid),
     pageBuilder: (_) => const IconButtonPage(),
   ),
   PageItem(
-    titleBuilder: (context) => YaruPageItemTitle.text('YaruOptionButton'),
+    titleBuilder: (context) => const Text('YaruOptionButton'),
     iconBuilder: (context, selected) => const Icon(YaruIcons.settings),
     pageBuilder: (_) => const OptionButtonPage(),
   ),
   PageItem(
-    titleBuilder: (context) => YaruPageItemTitle.text('YaruProgressIndicator'),
+    titleBuilder: (context) => const Text('YaruProgressIndicator'),
     iconBuilder: (context, selected) => const Icon(YaruIcons.download),
     pageBuilder: (_) => const ProgressIndicatorPage(),
   ),
   PageItem(
-    titleBuilder: (context) => YaruPageItemTitle.text('YaruSection'),
+    titleBuilder: (context) => const Text('YaruSection'),
     iconBuilder: (context, selected) => const Icon(YaruIcons.window),
     pageBuilder: (_) => const SectionPage(),
   ),
   PageItem(
-    titleBuilder: (context) =>
-        YaruPageItemTitle.text('YaruSelectableContainer'),
+    titleBuilder: (context) => const Text('YaruSelectableContainer'),
     iconBuilder: (context, selected) => const Icon(YaruIcons.selection),
     pageBuilder: (_) => const SelectableContainerPage(),
   ),
   PageItem(
-    titleBuilder: (context) => YaruPageItemTitle.text('YaruTabbedPage'),
+    titleBuilder: (context) => const Text('YaruTabbedPage'),
     pageBuilder: (_) => const TabbedPagePage(),
     iconBuilder: (context, selected) => const Icon(YaruIcons.tab_new),
   ),
   PageItem(
-    titleBuilder: (context) => YaruPageItemTitle.text('YaruTile'),
+    titleBuilder: (context) => const Text('YaruTile'),
     iconBuilder: (context, selected) =>
         const Icon(YaruIcons.format_unordered_list),
     pageBuilder: (_) => const TilePage(),

example/lib/main.dart

@@ -33,7 +33,7 @@ class _HomeState extends State<Home> {
   @override
   Widget build(BuildContext context) {
     final configItem = PageItem(
-      titleBuilder: (context) => YaruPageItemTitle.text('Layout'),
+      titleBuilder: (context) => const Text('Layout'),
       pageBuilder: (_) => ListView(
         padding: const EdgeInsets.all(kYaruPagePadding),
         children: [

lib/yaru_widgets.dart

@@ -23,7 +23,6 @@ export 'src/pages/layouts/yaru_master_detail_theme.dart';
 export 'src/pages/layouts/yaru_master_tile.dart';
 export 'src/pages/layouts/yaru_navigation_rail.dart';
 export 'src/pages/layouts/yaru_navigation_rail_item.dart';
-export 'src/pages/layouts/yaru_page_item_title.dart';
 // Pages
 export 'src/pages/yaru_section.dart';
 export 'src/pages/yaru_tabbed_page.dart';