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lib/base/ui/ql_context_menu.dart

@@ -5,7 +5,8 @@
 
 import 'dart:math' as math;
 import 'dart:ui' as ui;
-import 'package:flutter/gestures.dart' show kMinFlingVelocity, kLongPressTimeout;
+import 'package:flutter/gestures.dart'
+    show kMinFlingVelocity, kLongPressTimeout;
 import 'package:flutter/scheduler.dart';
 import 'package:flutter/services.dart';
 import 'package:flutter/widgets.dart';
@@ -42,7 +43,8 @@ typedef _ContextMenuPreviewBuilderChildless = Widget Function(
 // paintBounds in global coordinates.
 Rect _getRect(GlobalKey globalKey) {
   assert(globalKey.currentContext != null);
-  final RenderBox renderBoxContainer = globalKey.currentContext!.findRenderObject()! as RenderBox;
+  final RenderBox renderBoxContainer =
+      globalKey.currentContext!.findRenderObject()! as RenderBox;
   final Offset containerOffset = renderBoxContainer.localToGlobal(
     renderBoxContainer.paintBounds.topLeft,
   );
@@ -194,7 +196,8 @@ class QlCupertinoContextMenu extends StatefulWidget {
   State<QlCupertinoContextMenu> createState() => _QlCupertinoContextMenuState();
 }
 
-class _QlCupertinoContextMenuState extends State<QlCupertinoContextMenu> with TickerProviderStateMixin {
+class _QlCupertinoContextMenuState extends State<QlCupertinoContextMenu>
+    with TickerProviderStateMixin {
   final GlobalKey _childGlobalKey = GlobalKey();
   bool _childHidden = false;
 
@@ -227,7 +230,8 @@ class _QlCupertinoContextMenuState extends State<QlCupertinoContextMenu> with Ti
     final double screenWidth = MediaQuery.of(context).size.width;
 
     final double center = screenWidth / 2;
-    final bool centerDividesChild = childRect.left < center && childRect.right > center;
+    final bool centerDividesChild =
+        childRect.left < center && childRect.right > center;
     final double distanceFromCenter = (center - childRect.center.dx).abs();
     if (centerDividesChild && distanceFromCenter <= childRect.width / 4) {
       return _ContextMenuLocation.center;
@@ -318,7 +322,8 @@ class _QlCupertinoContextMenuState extends State<QlCupertinoContextMenu> with Ti
       _openController.reverse();
     } else {
       if (_openController.isDismissed) {
-        Navigator.of(context).pushNamed(Routes.routeTaskDetail, arguments: widget.bean);
+        Navigator.of(context)
+            .pushNamed(Routes.routeTaskDetail, arguments: widget.bean);
       }
     }
   }
@@ -419,7 +424,8 @@ class _DecoyChild extends StatefulWidget {
   _DecoyChildState createState() => _DecoyChildState();
 }
 
-class _DecoyChildState extends State<_DecoyChild> with TickerProviderStateMixin {
+class _DecoyChildState extends State<_DecoyChild>
+    with TickerProviderStateMixin {
   // TODO(justinmc): Dark mode support.
   // See https://github.com/flutter/flutter/issues/43211.
   static const Color _lightModeMaskColor = Color(0xFF888888);
@@ -481,7 +487,9 @@ class _DecoyChildState extends State<_DecoyChild> with TickerProviderStateMixin
   }
 
   Widget _buildAnimation(BuildContext context, Widget? child) {
-    final Color color = widget.controller.status == AnimationStatus.reverse ? _masklessColor : _mask.value;
+    final Color color = widget.controller.status == AnimationStatus.reverse
+        ? _masklessColor
+        : _mask.value;
     return Positioned.fromRect(
       rect: _rect.value!,
       child: ShaderMask(
@@ -538,7 +546,8 @@ class _ContextMenuRoute<T> extends PopupRoute<T> {
 
   // The duration of the transition used when a modal popup is shown. Eyeballed
   // from a physical device running iOS 13.1.2.
-  static const Duration _kModalPopupTransitionDuration = Duration(milliseconds: 335);
+  static const Duration _kModalPopupTransitionDuration =
+      Duration(milliseconds: 335);
 
   final List<Widget> _actions;
   final _ContextMenuPreviewBuilderChildless? _builder;
@@ -562,7 +571,8 @@ class _ContextMenuRoute<T> extends PopupRoute<T> {
   static final RectTween _rectTween = RectTween();
   static final Animatable<Rect?> _rectAnimatable = _rectTween.chain(_curve);
   static final RectTween _rectTweenReverse = RectTween();
-  static final Animatable<Rect?> _rectAnimatableReverse = _rectTweenReverse.chain(
+  static final Animatable<Rect?> _rectAnimatableReverse =
+      _rectTweenReverse.chain(
     _curveReverse,
   );
   static final RectTween _sheetRectTween = RectTween();
@@ -573,10 +583,12 @@ class _ContextMenuRoute<T> extends PopupRoute<T> {
     _curveReverse,
   );
   static final Tween<double> _sheetScaleTween = Tween<double>();
-  static final Animatable<double> _sheetScaleAnimatable = _sheetScaleTween.chain(
+  static final Animatable<double> _sheetScaleAnimatable =
+      _sheetScaleTween.chain(
     _curve,
   );
-  static final Animatable<double> _sheetScaleAnimatableReverse = _sheetScaleTween.chain(
+  static final Animatable<double> _sheetScaleAnimatableReverse =
+      _sheetScaleTween.chain(
     _curveReverse,
   );
   final Tween<double> _opacityTween = Tween<double>(begin: 0.0, end: 1.0);
@@ -611,7 +623,8 @@ class _ContextMenuRoute<T> extends PopupRoute<T> {
 
   // Get the alignment for the _ContextMenuSheet's Transform.scale based on the
   // contextMenuLocation.
-  static AlignmentDirectional getSheetAlignment(_ContextMenuLocation contextMenuLocation) {
+  static AlignmentDirectional getSheetAlignment(
+      _ContextMenuLocation contextMenuLocation) {
     switch (contextMenuLocation) {
       case _ContextMenuLocation.center:
         return AlignmentDirectional.topCenter;
@@ -623,17 +636,27 @@ class _ContextMenuRoute<T> extends PopupRoute<T> {
   }
 
   // The place to start the sheetRect animation from.
-  static Rect _getSheetRectBegin(Orientation? orientation, _ContextMenuLocation contextMenuLocation, Rect childRect, Rect sheetRect) {
+  static Rect _getSheetRectBegin(
+      Orientation? orientation,
+      _ContextMenuLocation contextMenuLocation,
+      Rect childRect,
+      Rect sheetRect) {
     switch (contextMenuLocation) {
       case _ContextMenuLocation.center:
-        final Offset target = orientation == Orientation.portrait ? childRect.bottomCenter : childRect.topCenter;
+        final Offset target = orientation == Orientation.portrait
+            ? childRect.bottomCenter
+            : childRect.topCenter;
         final Offset centered = target - Offset(sheetRect.width / 2, 0.0);
         return centered & sheetRect.size;
       case _ContextMenuLocation.right:
-        final Offset target = orientation == Orientation.portrait ? childRect.bottomRight : childRect.topRight;
+        final Offset target = orientation == Orientation.portrait
+            ? childRect.bottomRight
+            : childRect.topRight;
         return (target - Offset(sheetRect.width, 0.0)) & sheetRect.size;
       case _ContextMenuLocation.left:
-        final Offset target = orientation == Orientation.portrait ? childRect.bottomLeft : childRect.topLeft;
+        final Offset target = orientation == Orientation.portrait
+            ? childRect.bottomLeft
+            : childRect.topLeft;
         return target & sheetRect.size;
     }
   }
@@ -651,7 +674,9 @@ class _ContextMenuRoute<T> extends PopupRoute<T> {
   // Take measurements on the child and _ContextMenuSheet and update the
   // animation tweens to match.
   void _updateTweenRects() {
-    final Rect childRect = _scale == null ? _getRect(_childGlobalKey) : _getScaledRect(_childGlobalKey, _scale!);
+    final Rect childRect = _scale == null
+        ? _getRect(_childGlobalKey)
+        : _getScaledRect(_childGlobalKey, _scale!);
     _rectTween.begin = _previousChildRect;
     _rectTween.end = childRect;
 
@@ -725,7 +750,8 @@ class _ContextMenuRoute<T> extends PopupRoute<T> {
   }
 
   @override
-  Widget buildPage(BuildContext context, Animation<double> animation, Animation<double> secondaryAnimation) {
+  Widget buildPage(BuildContext context, Animation<double> animation,
+      Animation<double> secondaryAnimation) {
     // This is usually used to build the "page", which is then passed to
     // buildTransitions as child, the idea being that buildTransitions will
     // animate the entire page into the scene. In the case of _ContextMenuRoute,
@@ -735,7 +761,8 @@ class _ContextMenuRoute<T> extends PopupRoute<T> {
   }
 
   @override
-  Widget buildTransitions(BuildContext context, Animation<double> animation, Animation<double> secondaryAnimation, Widget child) {
+  Widget buildTransitions(BuildContext context, Animation<double> animation,
+      Animation<double> secondaryAnimation, Widget child) {
     return OrientationBuilder(
       builder: (BuildContext context, Orientation orientation) {
         _lastOrientation = orientation;
@@ -744,9 +771,15 @@ class _ContextMenuRoute<T> extends PopupRoute<T> {
         // they're movable.
         if (!animation.isCompleted) {
           final bool reverse = animation.status == AnimationStatus.reverse;
-          final Rect rect = reverse ? _rectAnimatableReverse.evaluate(animation)! : _rectAnimatable.evaluate(animation)!;
-          final Rect sheetRect = reverse ? _sheetRectAnimatableReverse.evaluate(animation)! : _sheetRectAnimatable.evaluate(animation)!;
-          final double sheetScale = reverse ? _sheetScaleAnimatableReverse.evaluate(animation) : _sheetScaleAnimatable.evaluate(animation);
+          final Rect rect = reverse
+              ? _rectAnimatableReverse.evaluate(animation)!
+              : _rectAnimatable.evaluate(animation)!;
+          final Rect sheetRect = reverse
+              ? _sheetRectAnimatableReverse.evaluate(animation)!
+              : _sheetRectAnimatable.evaluate(animation)!;
+          final double sheetScale = reverse
+              ? _sheetScaleAnimatableReverse.evaluate(animation)
+              : _sheetScaleAnimatable.evaluate(animation);
           return Stack(
             children: <Widget>[
               Positioned.fromRect(
@@ -818,7 +851,8 @@ class _ContextMenuRouteStatic extends StatefulWidget {
   _ContextMenuRouteStaticState createState() => _ContextMenuRouteStaticState();
 }
 
-class _ContextMenuRouteStaticState extends State<_ContextMenuRouteStatic> with TickerProviderStateMixin {
+class _ContextMenuRouteStaticState extends State<_ContextMenuRouteStatic>
+    with TickerProviderStateMixin {
   // The child is scaled down as it is dragged down until it hits this minimum
   // value.
   static const double _kMinScale = 0.8;
@@ -838,7 +872,8 @@ class _ContextMenuRouteStaticState extends State<_ContextMenuRouteStatic> with T
   late Animation<double> _sheetOpacityAnimation;
 
   // The scale of the child changes as a function of the distance it is dragged.
-  static double _getScale(Orientation orientation, double maxDragDistance, double dy) {
+  static double _getScale(
+      Orientation orientation, double maxDragDistance, double dy) {
     final double dyDirectional = dy <= 0.0 ? dy : -dy;
     return math.max(
       _kMinScale,
@@ -859,11 +894,13 @@ class _ContextMenuRouteStaticState extends State<_ContextMenuRouteStatic> with T
     // If flung, animate a bit before handling the potential dismiss.
     if (details.velocity.pixelsPerSecond.dy.abs() >= kMinFlingVelocity) {
       final bool flingIsAway = details.velocity.pixelsPerSecond.dy > 0;
-      final double finalPosition = flingIsAway ? _moveAnimation.value.dy + 100.0 : 0.0;
+      final double finalPosition =
+          flingIsAway ? _moveAnimation.value.dy + 100.0 : 0.0;
 
       if (flingIsAway && _sheetController.status != AnimationStatus.forward) {
         _sheetController.forward();
-      } else if (!flingIsAway && _sheetController.status != AnimationStatus.reverse) {
+      } else if (!flingIsAway &&
+          _sheetController.status != AnimationStatus.reverse) {
         _sheetController.reverse();
       }
 
@@ -918,21 +955,30 @@ class _ContextMenuRouteStaticState extends State<_ContextMenuRouteStatic> with T
     widget.onDismiss!(context, _lastScale, _sheetOpacityAnimation.value);
   }
 
-  Alignment _getChildAlignment(Orientation orientation, _ContextMenuLocation contextMenuLocation) {
+  Alignment _getChildAlignment(
+      Orientation orientation, _ContextMenuLocation contextMenuLocation) {
     switch (contextMenuLocation) {
       case _ContextMenuLocation.center:
-        return orientation == Orientation.portrait ? Alignment.bottomCenter : Alignment.topRight;
+        return orientation == Orientation.portrait
+            ? Alignment.bottomCenter
+            : Alignment.topRight;
       case _ContextMenuLocation.right:
-        return orientation == Orientation.portrait ? Alignment.bottomCenter : Alignment.topLeft;
+        return orientation == Orientation.portrait
+            ? Alignment.bottomCenter
+            : Alignment.topLeft;
       case _ContextMenuLocation.left:
-        return orientation == Orientation.portrait ? Alignment.bottomCenter : Alignment.topRight;
+        return orientation == Orientation.portrait
+            ? Alignment.bottomCenter
+            : Alignment.topRight;
     }
   }
 
   void _setDragOffset(Offset dragOffset) {
     // Allow horizontal and negative vertical movement, but damp it.
     final double endX = _kPadding * dragOffset.dx / _kDamping;
-    final double endY = dragOffset.dy >= 0.0 ? dragOffset.dy : _kPadding * dragOffset.dy / _kDamping;
+    final double endY = dragOffset.dy >= 0.0
+        ? dragOffset.dy
+        : _kPadding * dragOffset.dy / _kDamping;
     setState(() {
       _dragOffset = dragOffset;
       _moveAnimation = Tween<Offset>(
@@ -949,9 +995,13 @@ class _ContextMenuRouteStaticState extends State<_ContextMenuRouteStatic> with T
       );
 
       // Fade the _ContextMenuSheet out or in, if needed.
-      if (_lastScale <= _kSheetScaleThreshold && _sheetController.status != AnimationStatus.forward && _sheetScaleAnimation.value != 0.0) {
+      if (_lastScale <= _kSheetScaleThreshold &&
+          _sheetController.status != AnimationStatus.forward &&
+          _sheetScaleAnimation.value != 0.0) {
         _sheetController.forward();
-      } else if (_lastScale > _kSheetScaleThreshold && _sheetController.status != AnimationStatus.reverse && _sheetScaleAnimation.value != 1.0) {
+      } else if (_lastScale > _kSheetScaleThreshold &&
+          _sheetController.status != AnimationStatus.reverse &&
+          _sheetScaleAnimation.value != 1.0) {
         _sheetController.reverse();
       }
     });
@@ -960,7 +1010,8 @@ class _ContextMenuRouteStaticState extends State<_ContextMenuRouteStatic> with T
   // The order and alignment of the _ContextMenuSheet and the child depend on
   // both the orientation of the screen as well as the position on the screen of
   // the original child.
-  List<Widget> _getChildren(Orientation orientation, _ContextMenuLocation contextMenuLocation) {
+  List<Widget> _getChildren(
+      Orientation orientation, _ContextMenuLocation contextMenuLocation) {
     final Expanded child = Expanded(
       child: Align(
         alignment: _getChildAlignment(
@@ -995,7 +1046,9 @@ class _ContextMenuRouteStaticState extends State<_ContextMenuRouteStatic> with T
       case _ContextMenuLocation.center:
         return <Widget>[child, spacer, sheet];
       case _ContextMenuLocation.right:
-        return orientation == Orientation.portrait ? <Widget>[child, spacer, sheet] : <Widget>[sheet, spacer, child];
+        return orientation == Orientation.portrait
+            ? <Widget>[child, spacer, sheet]
+            : <Widget>[sheet, spacer, child];
       case _ContextMenuLocation.left:
         return <Widget>[child, spacer, sheet];
     }
@@ -1004,7 +1057,8 @@ class _ContextMenuRouteStaticState extends State<_ContextMenuRouteStatic> with T
   // Build the animation for the _ContextMenuSheet.
   Widget _buildSheetAnimation(BuildContext context, Widget? child) {
     return Transform.scale(
-      alignment: _ContextMenuRoute.getSheetAlignment(widget.contextMenuLocation),
+      alignment:
+          _ContextMenuRoute.getSheetAlignment(widget.contextMenuLocation),
       scale: _sheetScaleAnimation.value,
       child: FadeTransition(
         opacity: _sheetOpacityAnimation,