Fix last item animation

CHANGELOG.md

@@ -1,3 +1,13 @@
+#v1.0.7
+
+# Changelog
+
+## Bug Fixes
+- List Will Not Animate When New Item Is Added to the End of the List 
+
+## Enhancement
+- Allow Disabling Long Press to Start Reorder Gesture
+
 # v1.0.6 
 
 # Changelog

example/lib/home_page.dart

@@ -45,7 +45,8 @@ class _HomePageState extends State<HomePage> {
     addedNumber += 1;
 
     setState(() {
-      list.insert(1, User(name: "User $addedNumber", index: addedNumber));
+      list.insert(
+          list.length, User(name: "User $addedNumber", index: addedNumber));
     });
   }
 

example/pubspec.lock

@@ -7,7 +7,7 @@ packages:
       path: ".."
       relative: true
     source: path
-    version: "1.0.2"
+    version: "1.0.6"
   async:
     dependency: transitive
     description:
@@ -86,26 +86,26 @@ packages:
     dependency: transitive
     description:
       name: leak_tracker
-      sha256: "78eb209deea09858f5269f5a5b02be4049535f568c07b275096836f01ea323fa"
+      sha256: "7f0df31977cb2c0b88585095d168e689669a2cc9b97c309665e3386f3e9d341a"
       url: "https://pub.dev"
     source: hosted
-    version: "10.0.0"
+    version: "10.0.4"
   leak_tracker_flutter_testing:
     dependency: transitive
     description:
       name: leak_tracker_flutter_testing
-      sha256: b46c5e37c19120a8a01918cfaf293547f47269f7cb4b0058f21531c2465d6ef0
+      sha256: "06e98f569d004c1315b991ded39924b21af84cf14cc94791b8aea337d25b57f8"
       url: "https://pub.dev"
     source: hosted
-    version: "2.0.1"
+    version: "3.0.3"
   leak_tracker_testing:
     dependency: transitive
     description:
       name: leak_tracker_testing
-      sha256: a597f72a664dbd293f3bfc51f9ba69816f84dcd403cdac7066cb3f6003f3ab47
+      sha256: "6ba465d5d76e67ddf503e1161d1f4a6bc42306f9d66ca1e8f079a47290fb06d3"
       url: "https://pub.dev"
     source: hosted
-    version: "2.0.1"
+    version: "3.0.1"
   lints:
     dependency: transitive
     description:
@@ -134,10 +134,10 @@ packages:
     dependency: transitive
     description:
       name: meta
-      sha256: d584fa6707a52763a52446f02cc621b077888fb63b93bbcb1143a7be5a0c0c04
+      sha256: "7687075e408b093f36e6bbf6c91878cc0d4cd10f409506f7bc996f68220b9136"
       url: "https://pub.dev"
     source: hosted
-    version: "1.11.0"
+    version: "1.12.0"
   path:
     dependency: transitive
     description:
@@ -195,10 +195,10 @@ packages:
     dependency: transitive
     description:
       name: test_api
-      sha256: "5c2f730018264d276c20e4f1503fd1308dfbbae39ec8ee63c5236311ac06954b"
+      sha256: "9955ae474176f7ac8ee4e989dadfb411a58c30415bcfb648fa04b2b8a03afa7f"
       url: "https://pub.dev"
     source: hosted
-    version: "0.6.1"
+    version: "0.7.0"
   vector_math:
     dependency: transitive
     description:
@@ -211,10 +211,10 @@ packages:
     dependency: transitive
     description:
       name: vm_service
-      sha256: b3d56ff4341b8f182b96aceb2fa20e3dcb336b9f867bc0eafc0de10f1048e957
+      sha256: "3923c89304b715fb1eb6423f017651664a03bf5f4b29983627c4da791f74a4ec"
       url: "https://pub.dev"
     source: hosted
-    version: "13.0.0"
+    version: "14.2.1"
 sdks:
-  dart: ">=3.2.0-0 <4.0.0"
-  flutter: ">=1.17.0"
+  dart: ">=3.3.0 <4.0.0"
+  flutter: ">=3.18.0-18.0.pre.54"

lib/src/animated_reorderable_gridview.dart

@@ -176,6 +176,9 @@ class AnimatedReorderableGridView<E extends Object> extends StatelessWidget {
   /// transition for the widget that is built.
   final AnimatedWidgetBuilder? removeItemBuilder;
 
+  /// Whether the items can be dragged by long pressing on them.
+  final bool longPressDraggable;
+
   const AnimatedReorderableGridView({
     Key? key,
     required this.items,
@@ -200,6 +203,7 @@ class AnimatedReorderableGridView<E extends Object> extends StatelessWidget {
     this.keyboardDismissBehavior = ScrollViewKeyboardDismissBehavior.manual,
     this.dragStartBehavior = DragStartBehavior.start,
     this.clipBehavior = Clip.hardEdge,
+    this.longPressDraggable = true,
     this.insertItemBuilder,
     this.removeItemBuilder,
   }) : super(key: key);
@@ -235,6 +239,7 @@ class AnimatedReorderableGridView<E extends Object> extends StatelessWidget {
               scrollDirection: scrollDirection,
               insertItemBuilder: insertItemBuilder,
               removeItemBuilder: removeItemBuilder,
+              longPressDraggable: longPressDraggable,
             ),
           ),
         ]);

lib/src/animated_reorderable_listview.dart

@@ -188,33 +188,36 @@ class AnimatedReorderableListView<E extends Object> extends StatefulWidget {
   /// transition for the widget that is built.
   final AnimatedWidgetBuilder? removeItemBuilder;
 
-  const AnimatedReorderableListView(
-      {Key? key,
-      required this.items,
-      required this.itemBuilder,
-      required this.onReorder,
-      this.enterTransition,
-      this.exitTransition,
-      this.insertDuration,
-      this.removeDuration,
-      this.onReorderStart,
-      this.onReorderEnd,
-      this.proxyDecorator,
-      this.scrollDirection = Axis.vertical,
-      this.padding,
-      this.reverse = false,
-      this.controller,
-      this.primary,
-      this.physics,
-      this.scrollBehavior,
-      this.restorationId,
-      this.buildDefaultDragHandles = true,
-      this.keyboardDismissBehavior = ScrollViewKeyboardDismissBehavior.manual,
-      this.dragStartBehavior = DragStartBehavior.start,
-      this.clipBehavior = Clip.hardEdge,
-      this.insertItemBuilder,
-      this.removeItemBuilder})
-      : super(key: key);
+  final bool longPressDraggable;
+
+  const AnimatedReorderableListView({
+    Key? key,
+    required this.items,
+    required this.itemBuilder,
+    required this.onReorder,
+    this.enterTransition,
+    this.exitTransition,
+    this.insertDuration,
+    this.removeDuration,
+    this.onReorderStart,
+    this.onReorderEnd,
+    this.proxyDecorator,
+    this.scrollDirection = Axis.vertical,
+    this.padding,
+    this.reverse = false,
+    this.controller,
+    this.primary,
+    this.physics,
+    this.scrollBehavior,
+    this.restorationId,
+    this.buildDefaultDragHandles = true,
+    this.keyboardDismissBehavior = ScrollViewKeyboardDismissBehavior.manual,
+    this.dragStartBehavior = DragStartBehavior.start,
+    this.clipBehavior = Clip.hardEdge,
+    this.insertItemBuilder,
+    this.removeItemBuilder,
+    this.longPressDraggable = true,
+  }) : super(key: key);
 
   @override
   State<AnimatedReorderableListView<E>> createState() =>
@@ -254,6 +257,7 @@ class _AnimatedReorderableListViewState<E extends Object>
               scrollDirection: widget.scrollDirection,
               insertItemBuilder: widget.insertItemBuilder,
               removeItemBuilder: widget.removeItemBuilder,
+              longPressDraggable: widget.longPressDraggable,
             ),
           ),
         ]);

lib/src/builder/motion_animated_builder.dart

@@ -29,6 +29,7 @@ class MotionBuilder<E> extends StatefulWidget {
   final Axis scrollDirection;
   final SliverGridDelegate? delegateBuilder;
   final bool buildDefaultDragHandles;
+  final bool longPressDraggable;
 
   const MotionBuilder(
       {Key? key,
@@ -42,7 +43,8 @@ class MotionBuilder<E> extends StatefulWidget {
       this.initialCount = 0,
       this.delegateBuilder,
       this.scrollDirection = Axis.vertical,
-      required this.buildDefaultDragHandles})
+      required this.buildDefaultDragHandles,
+      this.longPressDraggable = false})
       : assert(initialCount >= 0),
         super(key: key);
 
@@ -504,6 +506,7 @@ class MotionBuilderState extends State<MotionBuilder>
       });
     } else {
       childrenMap[itemIndex] = motionData;
+      sizeController.value = kAlwaysCompleteAnimation.value;
       controller.forward().then<void>((_) {
         _removeActiveItemAt(_incomingItems, incomingItem.itemIndex)!
             .controller!
@@ -692,6 +695,14 @@ class MotionBuilderState extends State<MotionBuilder>
       return true;
     }());
     final Key itemGlobalKey = _MotionBuilderItemGlobalKey(item.key!, this);
+
+    if (!widget.longPressDraggable) {
+      return ReorderableGridDragStartListener(
+        key: itemGlobalKey,
+        index: index,
+        child: itemWithSemantics,
+      );
+    }
     if (widget.buildDefaultDragHandles) {
       switch (Theme.of(context).platform) {
         case TargetPlatform.linux:
@@ -835,6 +846,7 @@ class MotionBuilderState extends State<MotionBuilder>
     final Animation<double> sizeAnimation =
         incomingItem?.sizeAnimation ?? kAlwaysCompleteAnimation;
     return SizeTransition(
+        axis: widget.scrollDirection,
         sizeFactor: sizeAnimation,
         child: widget.insertAnimationBuilder(context, child, animation));
   }

lib/src/builder/motion_list_base.dart

@@ -31,6 +31,7 @@ abstract class MotionListBase<W extends Widget, E extends Object>
   final AnimatedWidgetBuilder? insertItemBuilder;
   final AnimatedWidgetBuilder? removeItemBuilder;
   final bool? buildDefaultDragHandles;
+  final bool? longPressDraggable;
 
   const MotionListBase(
       {Key? key,
@@ -48,7 +49,8 @@ abstract class MotionListBase<W extends Widget, E extends Object>
       this.sliverGridDelegate,
       this.insertItemBuilder,
       this.removeItemBuilder,
-      this.buildDefaultDragHandles})
+      this.buildDefaultDragHandles,
+      this.longPressDraggable})
       : super(key: key);
 }
 
@@ -123,6 +125,10 @@ abstract class MotionListBaseState<
   @protected
   bool get buildDefaultDragHandles => widget.buildDefaultDragHandles ?? false;
 
+  @nonVirtual
+  @protected
+  bool get longPressDraggable => widget.longPressDraggable ?? false;
+
   @override
   void initState() {
     super.initState();

lib/src/builder/motion_list_impl.dart

@@ -20,7 +20,8 @@ class MotionListImpl<E extends Object> extends MotionListBase<Widget, E> {
       required Axis scrollDirection,
       AnimatedWidgetBuilder? insertItemBuilder,
       AnimatedWidgetBuilder? removeItemBuilder,
-      bool? buildDefaultDragHandles})
+      bool? buildDefaultDragHandles,
+      bool? longPressDraggable})
       : super(
             key: key,
             items: items,
@@ -36,7 +37,8 @@ class MotionListImpl<E extends Object> extends MotionListBase<Widget, E> {
             scrollDirection: scrollDirection,
             insertItemBuilder: insertItemBuilder,
             removeItemBuilder: removeItemBuilder,
-            buildDefaultDragHandles: buildDefaultDragHandles);
+            buildDefaultDragHandles: buildDefaultDragHandles,
+            longPressDraggable: longPressDraggable);
 
   const MotionListImpl.grid(
       {Key? key,
@@ -54,7 +56,8 @@ class MotionListImpl<E extends Object> extends MotionListBase<Widget, E> {
       required Axis scrollDirection,
       AnimatedWidgetBuilder? insertItemBuilder,
       AnimatedWidgetBuilder? removeItemBuilder,
-      bool? buildDefaultDragHandles})
+      bool? buildDefaultDragHandles,
+      bool? longPressDraggable})
       : super(
             key: key,
             items: items,
@@ -71,7 +74,8 @@ class MotionListImpl<E extends Object> extends MotionListBase<Widget, E> {
             scrollDirection: scrollDirection,
             insertItemBuilder: insertItemBuilder,
             removeItemBuilder: removeItemBuilder,
-            buildDefaultDragHandles: buildDefaultDragHandles);
+            buildDefaultDragHandles: buildDefaultDragHandles,
+            longPressDraggable: longPressDraggable);
 
   @override
   MotionListImplState<E> createState() => MotionListImplState<E>();
@@ -96,6 +100,7 @@ class MotionListImplState<E extends Object>
       scrollDirection: scrollDirection,
       delegateBuilder: sliverGridDelegate,
       buildDefaultDragHandles: buildDefaultDragHandles,
+      longPressDraggable: longPressDraggable,
     );
   }
 }

pubspec.yaml

@@ -1,6 +1,6 @@
 name: animated_reorderable_list
 description: A Flutter Reorderable Animated List with simple implementation and smooth transition.
-version: 1.0.6
+version: 1.0.7
 repository: https://github.com/canopas/animated_reorderable_list
 
 environment: