upgrade to latest flutter

lib/src/helper/filter_helper.dart

@@ -111,7 +111,7 @@ class FilterHelper {
     };
   }
 
-  /// Converts List<PlutoRow> type with filtering information to Map type.
+  /// Converts List&lt;PlutoRow&gt; type with filtering information to Map type.
   ///
   /// [allField] determines the key value of the filter applied to the entire scope.
   /// Default is all.

lib/src/helper/pluto_aggregate_helper.dart

@@ -1,5 +1,5 @@
 import 'package:collection/collection.dart'
-    show IterableExtension, IterableNullableExtension, IterableNumberExtension;
+    show IterableExtension, IterableNumberExtension;
 import 'package:pluto_grid_plus/pluto_grid_plus.dart';
 
 class PlutoAggregateHelper {
@@ -23,7 +23,7 @@ class PlutoAggregateHelper {
         .map(
           (e) => e.cells[column.field]?.value as num?,
         )
-        .whereNotNull();
+        .nonNulls;
 
     return numbers.isNotEmpty
         ? numberColumn.toNumber(numberColumn.applyFormat(numbers.sum))
@@ -50,7 +50,7 @@ class PlutoAggregateHelper {
         .map(
           (e) => e.cells[column.field]?.value as num?,
         )
-        .whereNotNull();
+        .nonNulls;
 
     return numbers.isNotEmpty
         ? numberColumn.toNumber(numberColumn.applyFormat(numbers.average))

lib/src/helper/pluto_move_direction.dart

@@ -32,8 +32,6 @@ enum PlutoMoveDirection {
       case PlutoMoveDirection.right:
       case PlutoMoveDirection.down:
         return 1;
-      default:
-        return 0;
     }
   }
 

lib/src/helper/show_column_menu.dart

@@ -104,7 +104,7 @@ List<PopupMenuEntry<PlutoGridColumnMenuItem>> _getDefaultColumnMenuItems({
 }) {
   final Color textColor = stateManager.style.cellTextStyle.color!;
 
-  final Color disableTextColor = textColor.withOpacity(0.5);
+  final Color disableTextColor = textColor.withAlpha((0.5 * 255).toInt());
 
   final bool enoughFrozenColumnsWidth = stateManager.enoughFrozenColumnsWidth(
     stateManager.maxWidth! - column.width,
@@ -182,7 +182,7 @@ PopupMenuItem<PlutoGridColumnMenuItem> _buildMenuItem<PlutoGridColumnMenuItem>({
     child: Text(
       text,
       style: TextStyle(
-        color: enabled ? textColor : textColor!.withOpacity(0.5),
+        color: enabled ? textColor : textColor!.withAlpha((0.5 * 255).toInt()),
         fontSize: 13,
       ),
     ),

lib/src/manager/event/pluto_grid_cell_gesture_event.dart

@@ -38,7 +38,6 @@ class PlutoGridCellGestureEvent extends PlutoGridEvent {
       case PlutoGridGestureType.onSecondaryTap:
         _onSecondaryTap(stateManager);
         break;
-      default:
     }
   }
 

lib/src/manager/pluto_grid_state_manager.dart

@@ -332,7 +332,7 @@ class PlutoGridStateManager extends PlutoGridStateChangeNotifier {
   /// [PlutoGridStateManager.initializeRowsAsync] repeats [Timer] every [duration],
   /// Process the setting of [refRows] by the size of [chunkSize].
   /// [Isolate] is a good way to handle CPU heavy work, but
-  /// The condition that List<PlutoRow> cannot be passed to Isolate
+  /// The condition that List&lt;PlutoRow&gt; cannot be passed to Isolate
   /// solves the problem of UI freezing by dividing the work with Timer.
   ///
   /// {@macro initialize_rows_params}

lib/src/manager/state/row_state.dart

@@ -5,7 +5,7 @@ import 'package:pluto_grid_plus/pluto_grid_plus.dart';
 abstract class IRowState {
   List<PlutoRow> get rows;
 
-  /// [refRows] is a List<PlutoRow> type and holds the entire row data.
+  /// [refRows] is a List&lt;PlutoRow&gt; type and holds the entire row data.
   ///
   /// [refRows] returns a list of final results
   /// according to pagination and filtering status.

lib/src/manager/state/selecting_state.dart

@@ -235,7 +235,6 @@ mixin SelectingState implements IPlutoGridState {
         setCurrentSelectingRowsByRange(0, refRows.length - 1);
         break;
       case PlutoGridSelectingMode.none:
-      default:
         break;
     }
   }

lib/src/widgets/pluto_scrollbar.dart

@@ -982,20 +982,20 @@ class _ScrollbarPainter extends ChangeNotifier implements CustomPainter {
   Paint get _paintThumb {
     return Paint()
       ..color =
-          color.withOpacity(color.opacity * fadeoutOpacityAnimation.value);
+          color.withAlpha((color.a * fadeoutOpacityAnimation.value).toInt());
   }
 
   Paint _paintTrack({bool isBorder = false}) {
     if (isBorder) {
       return Paint()
-        ..color = trackBorderColor.withOpacity(
-            trackBorderColor.opacity * fadeoutOpacityAnimation.value)
+        ..color = trackBorderColor.withAlpha(
+            (trackBorderColor.a * fadeoutOpacityAnimation.value).toInt())
         ..style = PaintingStyle.stroke
         ..strokeWidth = 1.0;
     }
     return Paint()
       ..color = trackColor
-          .withOpacity(trackColor.opacity * fadeoutOpacityAnimation.value);
+          .withAlpha((trackColor.a * fadeoutOpacityAnimation.value).toInt());
   }
 
   void _paintScrollbar(
@@ -1200,7 +1200,9 @@ class _ScrollbarPainter extends ChangeNotifier implements CustomPainter {
   void paint(Canvas canvas, Size size) {
     if (_lastAxisDirection == null ||
         _lastMetrics == null ||
-        _lastMetrics!.maxScrollExtent <= _lastMetrics!.minScrollExtent) return;
+        _lastMetrics!.maxScrollExtent <= _lastMetrics!.minScrollExtent) {
+      return;
+    }
 
     // Skip painting if there's not enough space.
     if (_lastMetrics!.viewportDimension <= _mainAxisPadding ||

lib/src/widgets/pluto_shadow_container.dart

@@ -41,7 +41,7 @@ class PlutoShadowContainer extends StatelessWidget {
           ),
           boxShadow: [
             BoxShadow(
-              color: Colors.grey.withOpacity(0.5),
+              color: Colors.grey.withAlpha((0.5 * 255).toInt()),
               spreadRadius: 5,
               blurRadius: 7,
               offset: const Offset(0, 3), // changes position of shadow

lib/src/widgets/pluto_shadow_line.dart

@@ -25,7 +25,7 @@ class PlutoShadowLine extends StatelessWidget {
           boxShadow: shadow == true
               ? [
                   BoxShadow(
-                    color: Colors.grey.withOpacity(0.15),
+                    color: Colors.grey.withAlpha((0.15 * 255).toInt()),
                     spreadRadius: 1,
                     blurRadius: 3,
                     offset: reverse == true

pubspec.yaml

@@ -12,7 +12,7 @@ dependencies:
     sdk: flutter
   # Follows the intl version included in Flutter.
   # https://github.com/flutter/flutter/blob/84a1e904f44f9b0e9c4510138010edcc653163f8/packages/flutter_localizations/pubspec.yaml#L11
-  intl: ^0.19.0
+  intl: ^0.20.1
   rxdart: ^0.28.0
   collection: ^1.18.0