1. changed translation locale country code to lower case (#946)

example/assets/sample_data_nomedia.json

@@ -0,0 +1,521 @@
+[
+  {
+    "insert": "Flutter Quill"
+  },
+  {
+    "attributes": {
+      "header": 1
+    },
+    "insert": "\n"
+  },
+  {
+    "insert": "\nRich text editor for Flutter"
+  },
+  {
+    "attributes": {
+      "header": 2
+    },
+    "insert": "\n"
+  },
+  {
+    "insert": "Quill component for Flutter"
+  },
+  {
+    "attributes": {
+      "header": 3
+    },
+    "insert": "\n"
+  },
+  {
+    "insert": "This "
+  },
+  {
+    "attributes": {
+      "italic": true,
+      "background": "transparent"
+    },
+    "insert": "library"
+  },
+  {
+    "insert": " supports "
+  },
+  {
+    "attributes": {
+      "bold": true,
+      "background": "#ebd6ff"
+    },
+    "insert": "mobile"
+  },
+  {
+    "insert": " platform "
+  },
+  {
+    "attributes": {
+      "underline": true,
+      "bold": true,
+      "color": "#e60000"
+    },
+    "insert": "only"
+  },
+  {
+    "attributes": {
+      "color": "rgba(0, 0, 0, 0.847)"
+    },
+    "insert": " and "
+  },
+  {
+    "attributes": {
+      "strike": true,
+      "color": "black"
+    },
+    "insert": "web"
+  },
+  {
+    "insert": " is not supported.\nYou are welcome to use "
+  },
+  {
+    "attributes": {
+      "link": "https://bulletjournal.us/home/index.html"
+    },
+    "insert": "Bullet Journal"
+  },
+  {
+    "insert": ":\nTrack personal and group journals (ToDo, Note, Ledger) from multiple views with timely reminders"
+  },
+  {
+    "attributes": {
+      "list": "ordered"
+    },
+    "insert": "\n"
+  },
+  {
+    "insert": "Share your tasks and notes with teammates, and see changes as they happen in real-time, across all devices"
+  },
+  {
+    "attributes": {
+      "list": "ordered"
+    },
+    "insert": "\n"
+  },
+  {
+    "insert": "Check out what you and your teammates are working on each day"
+  },
+  {
+    "attributes": {
+      "list": "ordered"
+    },
+    "insert": "\n"
+  },
+  {
+    "insert": "\nSplitting bills with friends can never be easier."
+  },
+  {
+    "attributes": {
+      "list": "bullet"
+    },
+    "insert": "\n"
+  },
+  {
+    "insert": "Start creating a group and invite your friends to join."
+  },
+  {
+    "attributes": {
+      "list": "bullet"
+    },
+    "insert": "\n"
+  },
+  {
+    "insert": "Create a BuJo of Ledger type to see expense or balance summary."
+  },
+  {
+    "attributes": {
+      "list": "bullet"
+    },
+    "insert": "\n"
+  },
+  {
+    "insert": "\nAttach one or multiple labels to tasks, notes or transactions. Later you can track them just using the label(s)."
+  },
+  {
+    "attributes": {
+      "blockquote": true
+    },
+    "insert": "\n"
+  },
+  {
+    "insert": "\nvar BuJo = 'Bullet' + 'Journal'"
+  },
+  {
+    "attributes": {
+      "code-block": true
+    },
+    "insert": "\n"
+  },
+  {
+    "insert": "\nStart tracking in your browser"
+  },
+  {
+    "attributes": {
+      "indent": 1
+    },
+    "insert": "\n"
+  },
+  {
+    "insert": "Stop the timer on your phone"
+  },
+  {
+    "attributes": {
+      "indent": 1
+    },
+    "insert": "\n"
+  },
+  {
+    "insert": "All your time entries are synced"
+  },
+  {
+    "attributes": {
+      "indent": 2
+    },
+    "insert": "\n"
+  },
+  {
+    "insert": "between the phone apps"
+  },
+  {
+    "attributes": {
+      "indent": 2
+    },
+    "insert": "\n"
+  },
+  {
+    "insert": "and the website."
+  },
+  {
+    "attributes": {
+      "indent": 3
+    },
+    "insert": "\n"
+  },
+  {
+    "insert": "\n"
+  },
+  {
+    "insert": "\nCenter Align"
+  },
+  {
+    "attributes": {
+      "align": "center"
+    },
+    "insert": "\n"
+  },
+  {
+    "insert": "Right Align"
+  },
+  {
+    "attributes": {
+      "align": "right"
+    },
+    "insert": "\n"
+  },
+  {
+    "insert": "Justify Align"
+  },
+  {
+    "attributes": {
+      "align": "justify"
+    },
+    "insert": "\n"
+  },
+  {
+    "insert": "Have trouble finding things? "
+  },
+  {
+    "attributes": {
+      "list": "ordered"
+    },
+    "insert": "\n"
+  },
+  {
+    "insert": "Just type in the search bar"
+  },
+  {
+    "attributes": {
+      "indent": 1,
+      "list": "ordered"
+    },
+    "insert": "\n"
+  },
+  {
+    "insert": "and easily find contents"
+  },
+  {
+    "attributes": {
+      "indent": 2,
+      "list": "ordered"
+    },
+    "insert": "\n"
+  },
+  {
+    "insert": "across projects or folders."
+  },
+  {
+    "attributes": {
+      "indent": 2,
+      "list": "ordered"
+    },
+    "insert": "\n"
+  },
+  {
+    "insert": "It matches text in your note or task."
+  },
+  {
+    "attributes": {
+      "indent": 1,
+      "list": "ordered"
+    },
+    "insert": "\n"
+  },
+  {
+    "insert": "Enable reminders so that you will get notified by"
+  },
+  {
+    "attributes": {
+      "list": "ordered"
+    },
+    "insert": "\n"
+  },
+  {
+    "insert": "email"
+  },
+  {
+    "attributes": {
+      "indent": 1,
+      "list": "ordered"
+    },
+    "insert": "\n"
+  },
+  {
+    "insert": "message on your phone"
+  },
+  {
+    "attributes": {
+      "indent": 1,
+      "list": "ordered"
+    },
+    "insert": "\n"
+  },
+  {
+    "insert": "popup on the web site"
+  },
+  {
+    "attributes": {
+      "indent": 1,
+      "list": "ordered"
+    },
+    "insert": "\n"
+  },
+  {
+    "insert": "Create a BuJo serving as project or folder"
+  },
+  {
+    "attributes": {
+      "list": "bullet"
+    },
+    "insert": "\n"
+  },
+  {
+    "insert": "Organize your"
+  },
+  {
+    "attributes": {
+      "indent": 1,
+      "list": "bullet"
+    },
+    "insert": "\n"
+  },
+  {
+    "insert": "tasks"
+  },
+  {
+    "attributes": {
+      "indent": 2,
+      "list": "bullet"
+    },
+    "insert": "\n"
+  },
+  {
+    "insert": "notes"
+  },
+  {
+    "attributes": {
+      "indent": 2,
+      "list": "bullet"
+    },
+    "insert": "\n"
+  },
+  {
+    "insert": "transactions"
+  },
+  {
+    "attributes": {
+      "indent": 2,
+      "list": "bullet"
+    },
+    "insert": "\n"
+  },
+  {
+    "insert": "under BuJo "
+  },
+  {
+    "attributes": {
+      "indent": 3,
+      "list": "bullet"
+    },
+    "insert": "\n"
+  },
+  {
+    "insert": "See them in Calendar"
+  },
+  {
+    "attributes": {
+      "list": "bullet"
+    },
+    "insert": "\n"
+  },
+  {
+    "insert": "or hierarchical view"
+  },
+  {
+    "attributes": {
+      "indent": 1,
+      "list": "bullet"
+    },
+    "insert": "\n"
+  },
+  {
+    "insert": "this is a check list"
+  },
+  {
+    "attributes": {
+      "list": "checked"
+    },
+    "insert": "\n"
+  },
+  {
+    "insert": "this is a uncheck list"
+  },
+  {
+    "attributes": {
+      "list": "unchecked"
+    },
+    "insert": "\n"
+  },
+  {
+    "insert": "Font "
+  },
+  {
+    "attributes": {
+      "font": "sans-serif"
+    },
+    "insert": "Sans Serif"
+  },
+  {
+    "insert": " "
+  },
+  {
+    "attributes": {
+      "font": "serif"
+    },
+    "insert": "Serif"
+  },
+  {
+    "insert": " "
+  },
+  {
+    "attributes": {
+      "font": "monospace"
+    },
+    "insert": "Monospace"
+  },
+  {
+    "insert": " Size "
+  },
+  {
+    "attributes": {
+      "size": "small"
+    },
+    "insert": "Small"
+  },
+  {
+    "insert": " "
+  },
+  {
+    "attributes": {
+      "size": "large"
+    },
+    "insert": "Large"
+  },
+  {
+    "insert": " "
+  },
+  {
+    "attributes": {
+      "size": "huge"
+    },
+    "insert": "Huge"
+  },
+  {
+    "attributes": {
+      "size": "15.0"
+    },
+    "insert": "font size 15"
+  },
+  {
+    "insert": " "
+  },
+  {
+    "attributes": {
+      "size": "35"
+    },
+    "insert": "font size 35"
+  },
+  {
+    "insert": " "
+  },
+  {
+    "attributes": {
+      "size": "20"
+    },
+    "insert": "font size 20"
+  },
+  {
+    "attributes": {
+      "token": "built_in"
+    },
+    "insert": " diff"
+  },
+  {
+    "attributes": {
+      "token": "operator"
+    },
+    "insert": "-match"
+  },
+  {
+    "attributes": {
+      "token": "literal"
+    },
+    "insert": "-patch"
+  },
+  {
+    "insert": {
+      "image": "https://user-images.githubusercontent.com/122956/72955931-ccc07900-3d52-11ea-89b1-d468a6e2aa2b.png"
+    },
+    "attributes": {
+      "width": "230",
+      "style": "display: block; margin: auto;"
+    }
+  },
+  {
+    "insert": "\n"
+  }
+]

example/lib/main.dart

@@ -1,5 +1,5 @@
 import 'package:flutter/material.dart';
-
+import 'package:flutter_localizations/flutter_localizations.dart';
 import 'pages/home_page.dart';
 
 void main() {
@@ -30,6 +30,15 @@ class MyApp extends StatelessWidget {
         // closer together (more dense) than on mobile platforms.
         visualDensity: VisualDensity.adaptivePlatformDensity,
       ),
+      localizationsDelegates: [
+        GlobalMaterialLocalizations.delegate,
+        GlobalWidgetsLocalizations.delegate,
+        GlobalCupertinoLocalizations.delegate,
+      ],
+      supportedLocales: [
+        const Locale('en', "US"),
+        const Locale('zh', "HK"),
+      ],
       home: HomePage(),
     );
   }

example/lib/pages/home_page.dart

@@ -7,6 +7,7 @@ import 'package:filesystem_picker/filesystem_picker.dart';
 import 'package:flutter/foundation.dart';
 import 'package:flutter/material.dart';
 import 'package:flutter/services.dart';
+import 'package:flutter_quill/extensions.dart';
 import 'package:flutter_quill/flutter_quill.dart' hide Text;
 import 'package:flutter_quill_extensions/flutter_quill_extensions.dart';
 import 'package:path/path.dart';
@@ -33,7 +34,7 @@ class _HomePageState extends State<HomePage> {
 
   Future<void> _loadFromAssets() async {
     try {
-      final result = await rootBundle.loadString('assets/sample_data.json');
+      final result = await rootBundle.loadString(isDesktop() ? 'assets/sample_data_nomedia.json' : 'assets/sample_data.json');
       final doc = Document.fromJson(jsonDecode(result));
       setState(() {
         _controller = QuillController(

example/lib/pages/read_only_page.dart

@@ -1,5 +1,6 @@
 import 'package:flutter/foundation.dart';
 import 'package:flutter/material.dart';
+import 'package:flutter_quill/extensions.dart';
 import 'package:flutter_quill/flutter_quill.dart' hide Text;
 import 'package:flutter_quill_extensions/flutter_quill_extensions.dart';
 
@@ -19,7 +20,7 @@ class _ReadOnlyPageState extends State<ReadOnlyPage> {
   @override
   Widget build(BuildContext context) {
     return DemoScaffold(
-      documentFilename: 'sample_data.json',
+      documentFilename: isDesktop() ? 'assets/sample_data_nomedia.json' : 'sample_data_nomedia.json',
       builder: _buildContent,
       showToolbar: _edit == true,
       floatingActionButton: FloatingActionButton.extended(

lib/src/translations/toolbar.i18n.dart

@@ -734,7 +734,7 @@ extension Localization on String {
           'Camera': 'Camera',
           'Video': 'Video',
         },
-        'zh_HK': {
+        'zh_hk': {
           'Paste a link': '貼上連結',
           'Ok': '確定',
           'Select Color': '選擇顏色',

lib/src/widgets/delegate.dart

@@ -2,6 +2,7 @@ import 'package:flutter/cupertino.dart';
 import 'package:flutter/gestures.dart';
 import 'package:flutter/material.dart';
 import 'package:flutter/scheduler.dart';
+import 'package:flutter_quill/src/utils/platform.dart';
 
 import '../../flutter_quill.dart';
 import 'text_selection.dart';
@@ -111,6 +112,7 @@ class EditorTextSelectionGestureDetectorBuilder {
     // For backwards-compatibility, we treat a null kind the same as touch.
     final kind = details.kind;
     shouldShowSelectionToolbar = kind == null ||
+        kind == PointerDeviceKind.mouse ||  //  this is added to enable word selection by mouse double tap
         kind == PointerDeviceKind.touch ||
         kind == PointerDeviceKind.stylus;
   }
@@ -178,6 +180,14 @@ class EditorTextSelectionGestureDetectorBuilder {
     }
   }
 
+  /// onSingleTapUp for mouse right click
+  @protected
+  void onSecondarySingleTapUp(TapUpDetails details) {   // added to show toolbar by right click
+    if (shouldShowSelectionToolbar) {
+      editor!.showToolbar();
+    }
+  }
+
   /// Handler for [EditorTextSelectionGestureDetector.onSingleTapCancel].
   ///
   /// By default, it services as place holder to enable subclass override.
@@ -311,6 +321,13 @@ class EditorTextSelectionGestureDetectorBuilder {
   @protected
   void onDragSelectionEnd(DragEndDetails details) {
     renderEditor!.handleDragEnd(details);
+    if (isDesktop()) {    // added to show selection copy/paste toolbar after drag to select
+      if (delegate.selectionEnabled) {
+        if (shouldShowSelectionToolbar) {
+          editor!.showToolbar();
+        }
+      }
+    }
   }
 
   /// Returns a [EditorTextSelectionGestureDetector] configured with
@@ -330,6 +347,10 @@ class EditorTextSelectionGestureDetectorBuilder {
       onSingleLongTapMoveUpdate: onSingleLongTapMoveUpdate,
       onSingleLongTapEnd: onSingleLongTapEnd,
       onDoubleTapDown: onDoubleTapDown,
+      onSecondaryTapDown: null,
+      onSecondarySingleTapUp: onSecondarySingleTapUp,
+      onSecondarySingleTapCancel: null,
+      onSecondaryDoubleTapDown: null,
       onDragSelectionStart: onDragSelectionStart,
       onDragSelectionUpdate: onDragSelectionUpdate,
       onDragSelectionEnd: onDragSelectionEnd,

lib/src/widgets/editor.dart

@@ -640,7 +640,7 @@ class _QuillEditorSelectionGestureDetectorBuilder
     try {
       if (delegate.selectionEnabled && !_isPositionSelected(details)) {
         final _platform = Theme.of(_state.context).platform;
-        if (isAppleOS(_platform)) {
+        if (isAppleOS(_platform) || isDesktop()) {    // added isDesktop() to enable extend selection in Windows platform
           switch (details.kind) {
             case PointerDeviceKind.mouse:
             case PointerDeviceKind.stylus:

lib/src/widgets/raw_editor.dart

@@ -362,14 +362,21 @@ class RawEditorState extends EditorState
 
     return QuillStyles(
       data: _styles!,
-      child: Actions(
-        actions: _actions,
-        child: Focus(
-          focusNode: widget.focusNode,
-          child: QuillKeyboardListener(
-            child: Container(
-              constraints: constraints,
-              child: child,
+      child: Shortcuts(
+        shortcuts: <LogicalKeySet, Intent>{ // shortcuts added for Windows platform
+          LogicalKeySet(LogicalKeyboardKey.escape): HideSelectionToolbarIntent(),
+          LogicalKeySet(LogicalKeyboardKey.control, LogicalKeyboardKey.keyZ): const UndoTextIntent(SelectionChangedCause.keyboard),
+          LogicalKeySet(LogicalKeyboardKey.control, LogicalKeyboardKey.keyY): const RedoTextIntent(SelectionChangedCause.keyboard),
+        },
+        child: Actions(
+          actions: _actions,
+          child: Focus(
+            focusNode: widget.focusNode,
+            child: QuillKeyboardListener(
+              child: Container(
+                constraints: constraints,
+                child: child,
+              ),
             ),
           ),
         ),
@@ -1172,6 +1179,10 @@ class RawEditorState extends EditorState
     CopySelectionTextIntent: _makeOverridable(_CopySelectionAction(this)),
     PasteTextIntent: _makeOverridable(CallbackAction<PasteTextIntent>(
         onInvoke: (intent) => pasteText(intent.cause))),
+
+    HideSelectionToolbarIntent: _makeOverridable(_HideSelectionToolbarAction(this)),
+    UndoTextIntent: _makeOverridable(_UndoKeyboardAction(this)),
+    RedoTextIntent: _makeOverridable(_RedoKeyboardAction(this)),
   };
 
   @override
@@ -1868,3 +1879,56 @@ class _CopySelectionAction extends ContextAction<CopySelectionTextIntent> {
       state.textEditingValue.selection.isValid &&
       !state.textEditingValue.selection.isCollapsed;
 }
+
+// intent class for "escape" key to dismiss selection toolbar in Windows platform
+class HideSelectionToolbarIntent extends Intent {
+  const HideSelectionToolbarIntent();
+}
+
+class _HideSelectionToolbarAction extends ContextAction<HideSelectionToolbarIntent> {
+  _HideSelectionToolbarAction(this.state);
+
+  final RawEditorState state;
+
+  @override
+  void invoke(HideSelectionToolbarIntent intent, [BuildContext? context]) {
+    state.hideToolbar();
+  }
+
+  @override
+  bool get isActionEnabled =>
+      state.textEditingValue.selection.isValid;
+}
+
+class _UndoKeyboardAction extends ContextAction<UndoTextIntent> {
+  _UndoKeyboardAction(this.state);
+
+  final RawEditorState state;
+
+  @override
+  void invoke(UndoTextIntent intent, [BuildContext? context]) {
+    if (state.controller.hasUndo) {
+      state.controller.undo();
+    }
+  }
+
+  @override
+  bool get isActionEnabled => true;
+}
+
+class _RedoKeyboardAction extends ContextAction<RedoTextIntent> {
+  _RedoKeyboardAction(this.state);
+
+  final RawEditorState state;
+
+  @override
+  void invoke(RedoTextIntent intent, [BuildContext? context]) {
+    if (state.controller.hasRedo) {
+      state.controller.redo();
+    }
+  }
+
+  @override
+  bool get isActionEnabled => true;
+}
+

lib/src/widgets/text_selection.dart

@@ -695,6 +695,10 @@ class EditorTextSelectionGestureDetector extends StatefulWidget {
     this.onForcePressEnd,
     this.onSingleTapUp,
     this.onSingleTapCancel,
+    this.onSecondaryTapDown,
+    this.onSecondarySingleTapUp,
+    this.onSecondarySingleTapCancel,
+    this.onSecondaryDoubleTapDown,
     this.onSingleLongTapStart,
     this.onSingleLongTapMoveUpdate,
     this.onSingleLongTapEnd,
@@ -730,6 +734,15 @@ class EditorTextSelectionGestureDetector extends StatefulWidget {
   /// another gesture from the touch is recognized.
   final GestureTapCancelCallback? onSingleTapCancel;
 
+  /// onTapDown for mouse right click
+  final GestureTapDownCallback? onSecondaryTapDown;
+  /// onTapUp for mouse right click
+  final GestureTapUpCallback? onSecondarySingleTapUp;
+  /// onTapCancel for mouse right click
+  final GestureTapCancelCallback? onSecondarySingleTapCancel;
+  /// onDoubleTap for mouse right click
+  final GestureTapDownCallback? onSecondaryDoubleTapDown;
+
   /// Called for a single long tap that's sustained for longer than
   /// [kLongPressTimeout] but not necessarily lifted. Not called for a
   /// double-tap-hold, which calls [onDoubleTapDown] instead.
@@ -781,6 +794,9 @@ class _EditorTextSelectionGestureDetectorState
   // subsequent tap up / tap hold of the same tap.
   bool _isDoubleTap = false;
 
+  // _isDoubleTap for mouse right click
+  bool _isSecondaryDoubleTap = false;
+
   @override
   void dispose() {
     _doubleTapTimer?.cancel();
@@ -829,6 +845,40 @@ class _EditorTextSelectionGestureDetectorState
     }
   }
 
+  // added secondary tap function for mouse right click to show toolbar
+  void _handleSecondaryTapDown(TapDownDetails details) {
+    if (widget.onSecondaryTapDown != null) {
+      widget.onSecondaryTapDown!(details);
+    }
+    if (_doubleTapTimer != null &&
+        _isWithinDoubleTapTolerance(details.globalPosition)) {
+      if (widget.onSecondaryDoubleTapDown != null) {
+        widget.onSecondaryDoubleTapDown!(details);
+      }
+
+      _doubleTapTimer!.cancel();
+      _doubleTapTimeout();
+      _isDoubleTap = true;
+    }
+  }
+
+  void _handleSecondaryTapUp(TapUpDetails details) {
+    if (!_isSecondaryDoubleTap) {
+      if (widget.onSecondarySingleTapUp != null) {
+        widget.onSecondarySingleTapUp!(details);
+      }
+      _lastTapOffset = details.globalPosition;
+      _doubleTapTimer = Timer(kDoubleTapTimeout, _doubleTapTimeout);
+    }
+    _isSecondaryDoubleTap = false;
+  }
+
+  void _handleSecondaryTapCancel() {
+    if (widget.onSecondarySingleTapCancel != null) {
+      widget.onSecondarySingleTapCancel!();
+    }
+  }
+
   DragStartDetails? _lastDragStartDetails;
   DragUpdateDetails? _lastDragUpdateDetails;
   Timer? _dragUpdateThrottleTimer;
@@ -940,7 +990,10 @@ class _EditorTextSelectionGestureDetectorState
         instance
           ..onTapDown = _handleTapDown
           ..onTapUp = _handleTapUp
-          ..onTapCancel = _handleTapCancel;
+          ..onTapCancel = _handleTapCancel
+          ..onSecondaryTapDown = _handleSecondaryTapDown
+          ..onSecondaryTapUp = _handleSecondaryTapUp
+          ..onSecondaryTapCancel = _handleSecondaryTapCancel;
       },
     );