From 95359f66b5690d3d300c69f90394447d9620ed29 Mon Sep 17 00:00:00 2001
From: George <george.a.johnson@btopenworld.com>
Date: Fri, 21 May 2021 22:48:25 +0100
Subject: [PATCH] Fixes for flutter web (#234)

* Fix for Attribute object comparison

* Fix for "Unexpected null value" error on web

Clipboard is now supported on web, via a permission request through the browser

Co-authored-by: George Johnson <george@indiespring.com>
---
 lib/src/models/documents/attribute.dart |  2 +-
 lib/src/widgets/raw_editor.dart         | 12 ++++++------
 2 files changed, 7 insertions(+), 7 deletions(-)

diff --git a/lib/src/models/documents/attribute.dart b/lib/src/models/documents/attribute.dart
index 1b9043b9..acd979cb 100644
--- a/lib/src/models/documents/attribute.dart
+++ b/lib/src/models/documents/attribute.dart
@@ -193,7 +193,7 @@ class Attribute<T> {
   @override
   bool operator ==(Object other) {
     if (identical(this, other)) return true;
-    if (other is! Attribute<T>) return false;
+    if (other is! Attribute) return false;
     final typedOther = other;
     return key == typedOther.key &&
         scope == typedOther.scope &&
diff --git a/lib/src/widgets/raw_editor.dart b/lib/src/widgets/raw_editor.dart
index cd4f379c..e52e18cd 100644
--- a/lib/src/widgets/raw_editor.dart
+++ b/lib/src/widgets/raw_editor.dart
@@ -126,8 +126,7 @@ class RawEditorState extends EditorState
 
   DefaultStyles? _styles;
 
-  final ClipboardStatusNotifier? _clipboardStatus =
-      kIsWeb ? null : ClipboardStatusNotifier();
+  final ClipboardStatusNotifier _clipboardStatus = ClipboardStatusNotifier();
   final LayerLink _toolbarLayerLink = LayerLink();
   final LayerLink _startHandleLayerLink = LayerLink();
   final LayerLink _endHandleLayerLink = LayerLink();
@@ -318,7 +317,7 @@ class RawEditorState extends EditorState
   void initState() {
     super.initState();
 
-    _clipboardStatus?.addListener(_onChangedClipboardStatus);
+    _clipboardStatus.addListener(_onChangedClipboardStatus);
 
     widget.controller.addListener(() {
       _didChangeTextEditingValue(widget.controller.ignoreFocusOnTextChange);
@@ -438,8 +437,9 @@ class RawEditorState extends EditorState
     widget.focusNode.removeListener(_handleFocusChanged);
     _focusAttachment!.detach();
     _cursorCont.dispose();
-    _clipboardStatus?.removeListener(_onChangedClipboardStatus);
-    _clipboardStatus?.dispose();
+    _clipboardStatus
+      ..removeListener(_onChangedClipboardStatus)
+      ..dispose();
     super.dispose();
   }
 
@@ -518,7 +518,7 @@ class RawEditorState extends EditorState
         this,
         DragStartBehavior.start,
         null,
-        _clipboardStatus!,
+        _clipboardStatus,
       );
       _selectionOverlay!.handlesVisible = _shouldShowSelectionHandles();
       _selectionOverlay!.showHandles();