⚡ Improve text delegate (#235)

Author: AlexV525

example/lib/constants/picker_method.dart

@@ -81,9 +81,9 @@ class PickMethod {
           specialItemPosition: SpecialItemPosition.prepend,
           specialItemBuilder: (BuildContext context) {
             return Semantics(
-              label: AssetsPickerTextDelegate().sActionUseCameraHint,
+              label: AssetPickerTextDelegate().sActionUseCameraHint,
               button: true,
-              onTapHint: AssetsPickerTextDelegate().sActionUseCameraHint,
+              onTapHint: AssetPickerTextDelegate().sActionUseCameraHint,
               child: GestureDetector(
                 behavior: HitTestBehavior.opaque,
                 onTap: () async {
@@ -122,9 +122,9 @@ class PickMethod {
           specialItemPosition: SpecialItemPosition.prepend,
           specialItemBuilder: (BuildContext context) {
             return Semantics(
-              label: AssetsPickerTextDelegate().sActionUseCameraHint,
+              label: AssetPickerTextDelegate().sActionUseCameraHint,
               button: true,
-              onTapHint: AssetsPickerTextDelegate().sActionUseCameraHint,
+              onTapHint: AssetPickerTextDelegate().sActionUseCameraHint,
               child: GestureDetector(
                 behavior: HitTestBehavior.opaque,
                 onTap: () async {
@@ -292,7 +292,7 @@ class PickMethod {
           context,
           maxAssets: maxAssetsCount,
           selectedAssets: assets,
-          textDelegate: EnglishTextDelegate(),
+          textDelegate: EnglishAssetPickerTextDelegate(),
         );
       },
     );

example/lib/customs/pickers/directory_file_asset_picker.dart

@@ -45,12 +45,13 @@ class _DirectoryFileAssetPickerState extends State<DirectoryFileAssetPicker>
 
   ThemeData get currentTheme => Theme.of(context);
 
-  Future<void> callPicker() async {
+  Future<void> callPicker(BuildContext context) async {
     final FileAssetPickerProvider provider = FileAssetPickerProvider(
       selectedAssets: fileList,
     );
     final FileAssetPickerBuilder builder = FileAssetPickerBuilder(
       provider: provider,
+      locale: Localizations.maybeLocaleOf(context),
     );
     final List<File>? result = await AssetPicker.pickAssetsWithDelegate(
       context,
@@ -279,7 +280,7 @@ class _DirectoryFileAssetPickerState extends State<DirectoryFileAssetPicker>
                     'Put files into the path to see how this custom picker work.',
                   ),
                   TextButton(
-                    onPressed: callPicker,
+                    onPressed: () => callPicker(context),
                     child: const Text(
                       '🎁 Call the Picker',
                       style: TextStyle(fontSize: 22),
@@ -377,7 +378,12 @@ class FileAssetPickerBuilder
     extends AssetPickerBuilderDelegate<File, Directory> {
   FileAssetPickerBuilder({
     required FileAssetPickerProvider provider,
-  }) : super(provider: provider, initialPermission: PermissionState.authorized);
+    Locale? locale,
+  }) : super(
+          provider: provider,
+          initialPermission: PermissionState.authorized,
+          locale: locale,
+        );
 
   Duration get switchingPathDuration => kThemeAnimationDuration * 1.5;
 

lib/src/constants/constants.dart

@@ -7,15 +7,15 @@ import 'dart:developer';
 import 'package:flutter/foundation.dart';
 import 'package:flutter/widgets.dart';
 
-import '../delegates/assets_picker_text_delegate.dart';
+import '../delegates/asset_picker_text_delegate.dart';
 import '../delegates/sort_path_delegate.dart';
 
 class Constants {
   const Constants._();
 
   static GlobalKey pickerKey = GlobalKey();
 
-  static AssetsPickerTextDelegate textDelegate = AssetsPickerTextDelegate();
+  static AssetPickerTextDelegate textDelegate = AssetPickerTextDelegate();
   static SortPathDelegate<dynamic> sortPathDelegate = SortPathDelegate.common;
 
   /// The last scroll position where the picker scrolled.

lib/src/delegates/asset_picker_builder_delegate.dart

@@ -20,7 +20,7 @@ import '../constants/colors.dart';
 import '../constants/constants.dart';
 import '../constants/enums.dart';
 import '../constants/extensions.dart';
-import '../delegates/assets_picker_text_delegate.dart';
+import '../delegates/asset_picker_text_delegate.dart';
 import '../provider/asset_picker_provider.dart';
 import '../widget/asset_picker.dart';
 import '../widget/asset_picker_viewer.dart';
@@ -57,8 +57,6 @@ abstract class AssetPickerBuilderDelegate<Asset, Path> {
     required this.provider,
     required this.initialPermission,
     this.gridCount = 4,
-    Color? themeColor,
-    AssetsPickerTextDelegate? textDelegate,
     this.pickerTheme,
     this.specialItemPosition = SpecialItemPosition.none,
     this.specialItemBuilder,
@@ -67,13 +65,17 @@ abstract class AssetPickerBuilderDelegate<Asset, Path> {
     this.keepScrollOffset = false,
     this.selectPredicate,
     this.shouldRevertGrid,
+    Color? themeColor,
+    AssetPickerTextDelegate? textDelegate,
+    Locale? locale,
   })  : assert(
           pickerTheme == null || themeColor == null,
           'Theme and theme color cannot be set at the same time.',
         ),
         themeColor =
             pickerTheme?.colorScheme.secondary ?? themeColor ?? C.themeColor {
-    Constants.textDelegate = textDelegate ?? AssetsPickerTextDelegate();
+    Constants.textDelegate =
+        textDelegate ?? assetPickerTextDelegateFromLocale(locale);
     // Add the listener if [keepScrollOffset] is true.
     if (keepScrollOffset) {
       gridScrollController.addListener(keepScrollOffsetListener);
@@ -212,7 +214,7 @@ abstract class AssetPickerBuilderDelegate<Asset, Path> {
 
   bool get effectiveShouldRevertGrid => shouldRevertGrid ?? isAppleOS;
 
-  AssetsPickerTextDelegate get textDelegate => Constants.textDelegate;
+  AssetPickerTextDelegate get textDelegate => Constants.textDelegate;
 
   /// The listener to track the scroll position of the [gridScrollController]
   /// if [keepScrollOffset] is true.
@@ -685,8 +687,6 @@ class DefaultAssetPickerBuilderDelegate
     required DefaultAssetPickerProvider provider,
     required PermissionState initialPermission,
     int gridCount = 4,
-    Color? themeColor,
-    AssetsPickerTextDelegate? textDelegate,
     ThemeData? pickerTheme,
     SpecialItemPosition specialItemPosition = SpecialItemPosition.none,
     WidgetBuilder? specialItemBuilder,
@@ -698,6 +698,9 @@ class DefaultAssetPickerBuilderDelegate
     this.gridThumbSize = Constants.defaultGridThumbSize,
     this.previewThumbSize,
     this.specialPickerType,
+    Color? themeColor,
+    AssetPickerTextDelegate? textDelegate,
+    Locale? locale,
   })  : assert(
           pickerTheme == null || themeColor == null,
           'Theme and theme color cannot be set at the same time.',
@@ -706,8 +709,6 @@ class DefaultAssetPickerBuilderDelegate
           provider: provider,
           initialPermission: initialPermission,
           gridCount: gridCount,
-          themeColor: themeColor,
-          textDelegate: textDelegate,
           pickerTheme: pickerTheme,
           specialItemPosition: specialItemPosition,
           specialItemBuilder: specialItemBuilder,
@@ -716,6 +717,9 @@ class DefaultAssetPickerBuilderDelegate
           keepScrollOffset: keepScrollOffset,
           selectPredicate: selectPredicate,
           shouldRevertGrid: shouldRevertGrid,
+          themeColor: themeColor,
+          textDelegate: textDelegate,
+          locale: locale,
         );
 
   /// Thumbnail size in the grid.