Updated the content for flutter widgets and added missing files

README.md

@@ -2,12 +2,10 @@
 
 # Syncfusion Flutter Widgets
 
-Syncfusion Flutter widgets libraries include high-quality UI widgets and file-format packages to help you create rich, high-quality applications for iOS, Android, and web from a single code base.
+Syncfusion Flutter widgets libraries include high-quality UI widgets and file-format packages to help you create rich, high-quality applications for iOS, Android, and web from a single code base. Please find the [supported platforms](https://help.syncfusion.com/flutter/system-requirements#supported-platforms) for our Flutter widgets.
 
 **Disclaimer:** This is a commercial package. To use our packages, you need to have either the Syncfusion Commercial License or Syncfusion Community license. For more details, please check the [LICENSE](https://github.com/syncfusion/flutter-examples/blob/master/LICENSE) file.
 
-**Note:** Our packages are now compatible with Flutter for Web. However, this will be in Beta until Flutter for Web becomes stable.
-
 <img src="https://cdn.syncfusion.com/content/images/flutter-widgets-collage.png"/>
 
 

packages/syncfusion_flutter_calendar/lib/src/calendar/theme.dart

@@ -0,0 +1,120 @@
+import 'package:flutter/material.dart';
+import 'package:syncfusion_flutter_core/theme.dart';
+
+/// [SfCalendarThemeDataM2] this class provides material2 themeData.
+/// SfCalendarThemeDataM2 class extends the 'SfCalendarThemeData' class and
+/// customize the appearance of a mapping component based on th color scheme
+/// obtained from the provided [BuildContext].
+class SfCalendarThemeDataM2 extends SfCalendarThemeData {
+  /// This a constructor that takes a [BuildContext] as a parameter.This context
+  /// is used for obtaining the color scheme of the current theme.
+  SfCalendarThemeDataM2(this.context);
+
+  /// Property that stores the provided [BuildContext]
+  /// context is later used to obtain the color scheme.
+  final BuildContext context;
+
+  /// A late-initialized property representing the color scheme obtained from
+  /// the current theme using the provided [BuildContext]
+  late final ColorScheme colorScheme = Theme.of(context).colorScheme;
+
+  @override
+  Color? get backgroundColor => Colors.transparent;
+
+  @override
+  Color? get headerBackgroundColor => Colors.transparent;
+
+  @override
+  Color? get agendaBackgroundColor => Colors.transparent;
+
+  @override
+  Color? get activeDatesBackgroundColor => Colors.transparent;
+
+  @override
+  Color? get todayBackgroundColor => Colors.transparent;
+
+  @override
+  Color? get trailingDatesBackgroundColor => Colors.transparent;
+
+  @override
+  Color? get leadingDatesBackgroundColor => Colors.transparent;
+
+  @override
+  Color? get viewHeaderBackgroundColor => Colors.transparent;
+
+  @override
+  Color? get allDayPanelColor => Colors.transparent;
+
+  @override
+  Color? get weekNumberBackgroundColor =>
+      colorScheme.onSurface.withOpacity(0.04);
+
+  @override
+  Color? get cellBorderColor => colorScheme.onSurface.withOpacity(0.16);
+
+  @override
+  Color? get todayHighlightColor => colorScheme.primary;
+
+  @override
+  Color? get selectionBorderColor => colorScheme.primary;
+}
+
+/// [SfCalendarThemeDataM3] this class provides material3 themeData.
+/// SfCalendarThemeDataM3 class extends the 'SfCalendarThemeData' class and
+/// customize the appearance of a mapping component based on th color scheme
+/// obtained from the provided [BuildContext].
+class SfCalendarThemeDataM3 extends SfCalendarThemeData {
+  /// This a constructor that takes a [BuildContext] as a parameter.This context
+  /// is used for obtaining the color scheme of the current theme.
+  SfCalendarThemeDataM3(this.context);
+
+  /// Property that stores the provided [BuildContext]
+  /// context is later used to obtain the color scheme.
+  final BuildContext context;
+
+  /// A late-initialized property representing the color scheme obtained from
+  /// the current theme using the provided [BuildContext]
+  late final ColorScheme colorScheme = Theme.of(context).colorScheme;
+
+  @override
+  Color? get backgroundColor => Colors.transparent;
+
+  @override
+  Color? get headerBackgroundColor => colorScheme.brightness == Brightness.light
+      ? const Color.fromRGBO(247, 242, 251, 1)
+      : const Color.fromRGBO(37, 35, 42, 1);
+
+  @override
+  Color? get agendaBackgroundColor => Colors.transparent;
+
+  @override
+  Color? get activeDatesBackgroundColor => Colors.transparent;
+
+  @override
+  Color? get todayBackgroundColor => Colors.transparent;
+
+  @override
+  Color? get trailingDatesBackgroundColor => Colors.transparent;
+
+  @override
+  Color? get leadingDatesBackgroundColor => Colors.transparent;
+
+  @override
+  Color? get viewHeaderBackgroundColor => Colors.transparent;
+
+  @override
+  Color? get allDayPanelColor => Colors.transparent;
+
+  @override
+  Color? get weekNumberBackgroundColor =>
+      colorScheme.onSurface.withOpacity(0.04);
+
+  @override
+  Color? get cellBorderColor => colorScheme.outlineVariant;
+
+  @override
+  Color? get todayHighlightColor => colorScheme.primary;
+
+  @override
+  Color? get selectionBorderColor => colorScheme.primary;
+}