Fixes for Flutter 3.13 breaking changes (#46)

Author: suragch

CHANGELOG.md

@@ -1,3 +1,7 @@
+## [6.0.0] - 2023.08.22
+
+- Fixes for breaking changes in Flutter 2.13, mostly related to the text selection API.
+
 ## [5.0.0] - 2023.05.15
 
 - Update APIs to match the Flutter 3.10 and Dart 3.0 release. (#45) (@Satsrag)

analysis_options.yaml

@@ -1,7 +1,6 @@
-include: package:flutter_lints/flutter.yaml
+include: package:lints/recommended.yaml
 
 analyzer:
-  exclude: [build/**]
   language:
     strict-casts: true
     strict-raw-types: true

example/lib/main.dart

@@ -18,7 +18,7 @@ import 'demos/resizable_text_demo.dart';
 import 'demos/text_demo.dart';
 import 'demos/text_span_demo.dart';
 
-const versionTitle = 'Flutter mongol package 5.0.0';
+const versionTitle = 'Flutter mongol package 6.0.0';
 
 void main() {
   runApp(const DemoApp());

example/macos/Runner.xcodeproj/project.pbxproj

@@ -182,7 +182,7 @@
 			isa = PBXProject;
 			attributes = {
 				LastSwiftUpdateCheck = 0920;
-				LastUpgradeCheck = 1300;
+				LastUpgradeCheck = 1430;
 				ORGANIZATIONNAME = "The Flutter Authors";
 				TargetAttributes = {
 					33CC10EC2044A3C60003C045 = {

example/macos/Runner.xcodeproj/xcshareddata/xcschemes/Runner.xcscheme

@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <Scheme
-   LastUpgradeVersion = "1300"
+   LastUpgradeVersion = "1430"
    version = "1.3">
    <BuildAction
       parallelizeBuildables = "YES"

example/pubspec.lock

@@ -37,10 +37,10 @@ packages:
     dependency: transitive
     description:
       name: collection
-      sha256: "4a07be6cb69c84d677a6c3096fcf960cc3285a8330b4603e0d463d15d9bd934c"
+      sha256: f092b211a4319e98e5ff58223576de6c2803db36221657b46c82574721240687
       url: "https://pub.dev"
     source: hosted
-    version: "1.17.1"
+    version: "1.17.2"
   fake_async:
     dependency: transitive
     description:
@@ -58,47 +58,39 @@ packages:
     dependency: "direct dev"
     description:
       name: flutter_lints
-      sha256: aeb0b80a8b3709709c9cc496cdc027c5b3216796bc0af0ce1007eaf24464fd4c
+      sha256: "2118df84ef0c3ca93f96123a616ae8540879991b8b57af2f81b76a7ada49b2a4"
       url: "https://pub.dev"
     source: hosted
-    version: "2.0.1"
+    version: "2.0.2"
   flutter_test:
     dependency: "direct dev"
     description: flutter
     source: sdk
     version: "0.0.0"
-  js:
-    dependency: transitive
-    description:
-      name: js
-      sha256: f2c445dce49627136094980615a031419f7f3eb393237e4ecd97ac15dea343f3
-      url: "https://pub.dev"
-    source: hosted
-    version: "0.6.7"
   lints:
     dependency: transitive
     description:
       name: lints
-      sha256: "6b0206b0bf4f04961fc5438198ccb3a885685cd67d4d4a32cc20ad7f8adbe015"
+      sha256: "0a217c6c989d21039f1498c3ed9f3ed71b354e69873f13a8dfc3c9fe76f1b452"
       url: "https://pub.dev"
     source: hosted
-    version: "2.1.0"
+    version: "2.1.1"
   matcher:
     dependency: transitive
     description:
       name: matcher
-      sha256: "6501fbd55da300384b768785b83e5ce66991266cec21af89ab9ae7f5ce1c4cbb"
+      sha256: "1803e76e6653768d64ed8ff2e1e67bea3ad4b923eb5c56a295c3e634bad5960e"
       url: "https://pub.dev"
     source: hosted
-    version: "0.12.15"
+    version: "0.12.16"
   material_color_utilities:
     dependency: transitive
     description:
       name: material_color_utilities
-      sha256: d92141dc6fe1dad30722f9aa826c7fbc896d021d792f80678280601aff8cf724
+      sha256: "9528f2f296073ff54cb9fee677df673ace1218163c3bc7628093e7eed5203d41"
       url: "https://pub.dev"
     source: hosted
-    version: "0.2.0"
+    version: "0.5.0"
   meta:
     dependency: transitive
     description:
@@ -113,7 +105,7 @@ packages:
       path: ".."
       relative: true
     source: path
-    version: "5.0.0"
+    version: "6.0.0"
   path:
     dependency: transitive
     description:
@@ -131,10 +123,10 @@ packages:
     dependency: transitive
     description:
       name: source_span
-      sha256: dd904f795d4b4f3b870833847c461801f6750a9fa8e61ea5ac53f9422b31f250
+      sha256: "53e943d4206a5e30df338fd4c6e7a077e02254531b138a15aec3bd143c1a8b3c"
       url: "https://pub.dev"
     source: hosted
-    version: "1.9.1"
+    version: "1.10.0"
   stack_trace:
     dependency: transitive
     description:
@@ -171,10 +163,10 @@ packages:
     dependency: transitive
     description:
       name: test_api
-      sha256: eb6ac1540b26de412b3403a163d919ba86f6a973fe6cc50ae3541b80092fdcfb
+      sha256: "75760ffd7786fffdfb9597c35c5b27eaeec82be8edfb6d71d32651128ed7aab8"
       url: "https://pub.dev"
     source: hosted
-    version: "0.5.1"
+    version: "0.6.0"
   vector_math:
     dependency: transitive
     description:
@@ -183,5 +175,13 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "2.1.4"
+  web:
+    dependency: transitive
+    description:
+      name: web
+      sha256: dc8ccd225a2005c1be616fe02951e2e342092edf968cf0844220383757ef8f10
+      url: "https://pub.dev"
+    source: hosted
+    version: "0.1.4-beta"
 sdks:
-  dart: ">=3.0.0 <4.0.0"
+  dart: ">=3.1.0-185.0.dev <4.0.0"

lib/src/editing/mongol_editable_text.dart

@@ -25,8 +25,7 @@ import 'package:flutter/material.dart'
         ScrollToDocumentBoundaryIntent,
         Size,
         kMinInteractiveDimension;
-import 'package:flutter/rendering.dart'
-    show CaretChangedHandler, RevealedOffset, ViewportOffset;
+import 'package:flutter/rendering.dart' show RevealedOffset, ViewportOffset;
 import 'package:flutter/scheduler.dart';
 import 'package:flutter/services.dart';
 import 'package:flutter/widgets.dart'
@@ -133,7 +132,6 @@ import 'package:mongol/src/base/mongol_text_align.dart';
 import 'package:mongol/src/editing/mongol_render_editable.dart';
 import 'package:mongol/src/editing/text_selection/mongol_text_selection.dart';
 
-import 'mongol_text_editing_action.dart';
 import 'mongol_text_editing_intents.dart';
 
 export 'package:flutter/services.dart'
@@ -381,7 +379,7 @@ class MongolEditableText extends StatefulWidget {
       'Use `contextMenuBuilder` instead. '
       'This feature was deprecated after v3.3.0-0.5.pre.',
     )
-        ToolbarOptions? toolbarOptions,
+    ToolbarOptions? toolbarOptions,
     this.autofillHints,
     this.autofillClient,
     this.clipBehavior = Clip.hardEdge,
@@ -1373,8 +1371,9 @@ class MongolEditableTextState extends State<MongolEditableText>
         AutomaticKeepAliveClientMixin<MongolEditableText>,
         WidgetsBindingObserver,
         TickerProviderStateMixin<MongolEditableText>,
-        TextSelectionDelegate
-    implements TextInputClient, AutofillClient, MongolTextEditingActionTarget {
+        TextSelectionDelegate,
+        TextInputClient
+    implements AutofillClient {
   Timer? _cursorTimer;
   AnimationController get _cursorBlinkOpacityController {
     return _backingCursorBlinkOpacityController ??= AnimationController(
@@ -2543,12 +2542,6 @@ class MongolEditableTextState extends State<MongolEditableText>
     }
   }
 
-  Rect? _currentCaretRect;
-
-  void _handleCaretChanged(Rect caretRect) {
-    _currentCaretRect = caretRect;
-  }
-
   // Animation configuration for scrolling the caret back on screen.
   static const Duration _caretAnimationDuration = Duration(milliseconds: 100);
   static const Curve _caretAnimationCurve = Curves.fastOutSlowIn;
@@ -2562,7 +2555,13 @@ class MongolEditableTextState extends State<MongolEditableText>
     _showCaretOnScreenScheduled = true;
     SchedulerBinding.instance.addPostFrameCallback((Duration _) {
       _showCaretOnScreenScheduled = false;
-      if (_currentCaretRect == null || !_scrollController.hasClients) {
+      // Since we are in a post frame callback, check currentContext in case
+      // RenderEditable has been disposed (in which case it will be null).
+      final renderEditable = _editableKey.currentContext?.findRenderObject()
+          as MongolRenderEditable?;
+      if (renderEditable == null ||
+          !(renderEditable.selection?.isValid ?? false) ||
+          !_scrollController.hasClients) {
         return;
       }
 
@@ -2592,7 +2591,9 @@ class MongolEditableTextState extends State<MongolEditableText>
 
       final caretPadding = widget.scrollPadding.copyWith(right: rightSpacing);
 
-      final targetOffset = _getOffsetToRevealCaret(_currentCaretRect!);
+      final caretRect =
+          renderEditable.getLocalRectForCaret(renderEditable.selection!.extent);
+      final targetOffset = _getOffsetToRevealCaret(caretRect);
 
       final Rect rectToReveal;
       final TextSelection selection = textEditingValue.selection;
@@ -2891,8 +2892,7 @@ class MongolEditableTextState extends State<MongolEditableText>
   ///
   /// This property is typically used to notify the renderer of input gestures
   /// when [MongolRenderEditable.ignorePointer] is true.
-  @override
-  MongolRenderEditable get renderEditable =>
+  late final MongolRenderEditable renderEditable =
       _editableKey.currentContext!.findRenderObject()! as MongolRenderEditable;
 
   @override
@@ -3590,7 +3590,6 @@ class MongolEditableTextState extends State<MongolEditableText>
                         autocorrect: widget.autocorrect,
                         enableSuggestions: widget.enableSuggestions,
                         offset: offset,
-                        onCaretChanged: _handleCaretChanged,
                         rendererIgnoresPointer: widget.rendererIgnoresPointer,
                         cursorWidth: widget.cursorWidth,
                         cursorHeight: widget.cursorHeight,
@@ -3665,7 +3664,6 @@ class _MongolEditable extends LeafRenderObjectWidget {
     required this.autocorrect,
     required this.enableSuggestions,
     required this.offset,
-    this.onCaretChanged,
     this.rendererIgnoresPointer = false,
     this.cursorWidth,
     required this.cursorHeight,
@@ -3697,7 +3695,6 @@ class _MongolEditable extends LeafRenderObjectWidget {
   final bool autocorrect;
   final bool enableSuggestions;
   final ViewportOffset offset;
-  final CaretChangedHandler? onCaretChanged;
   final bool rendererIgnoresPointer;
   final double? cursorWidth;
   final double cursorHeight;
@@ -3727,7 +3724,6 @@ class _MongolEditable extends LeafRenderObjectWidget {
       textAlign: textAlign,
       selection: value.selection,
       offset: offset,
-      onCaretChanged: onCaretChanged,
       ignorePointer: rendererIgnoresPointer,
       obscuringCharacter: obscuringCharacter,
       obscureText: obscureText,
@@ -3762,7 +3758,6 @@ class _MongolEditable extends LeafRenderObjectWidget {
       ..textAlign = textAlign
       ..selection = value.selection
       ..offset = offset
-      ..onCaretChanged = onCaretChanged
       ..ignorePointer = rendererIgnoresPointer
       ..obscuringCharacter = obscuringCharacter
       ..obscureText = obscureText

lib/src/editing/mongol_input_decorator.dart

@@ -635,7 +635,7 @@ class _RenderDecorationLayout {
 
 // The workhorse: layout and paint a _Decorator widget's _Decoration.
 class _RenderDecoration extends RenderBox
-    with SlottedContainerRenderObjectMixin<_DecorationSlot> {
+    with SlottedContainerRenderObjectMixin<_DecorationSlot, RenderBox> {
   _RenderDecoration({
     required _Decoration decoration,
     required TextBaseline textBaseline,
@@ -1455,8 +1455,8 @@ class _RenderDecoration extends RenderBox
   }
 }
 
-class _Decorator extends RenderObjectWidget
-    with SlottedMultiChildRenderObjectWidgetMixin<_DecorationSlot> {
+class _Decorator
+    extends SlottedMultiChildRenderObjectWidget<_DecorationSlot, RenderBox> {
   const _Decorator({
     required this.textAlignHorizontal,
     required this.decoration,