ReorderableBuilderController class

Handles logic to set all ReorderableEntity that are related to the children.

Every child gets a ReorderableEntity that contains information about the position, the size and so on. This is need for calculations later when the children are moving or changing their position.

Inheritance

Properties

childrenKeyMap → Map<dynamic, ReorderableEntity>
finalinherited
childrenOrderMap → Map<int, ReorderableEntity>
finalinherited
draggedEntity → ReorderableEntity?
no setterinherited
hashCode → int
The hash code for this object.
no setterinherited
offsetMap → Map<int, Offset>
finalinherited
releasedReorderableEntity → ReleasedReorderableEntity?
no setterinherited
runtimeType → Type
A representation of the runtime type of the object.
no setterinherited
scrollOffset ↔ Offset
Holding this value for better performance.
getter/setter pairinherited

Methods

getReorderableEntity({required ValueKey key, required int index}) → ReorderableEntity
inherited
handleCreatedChild({required Offset? offset, required ReorderableEntity reorderableEntity}) → void
inherited
handleDeviceOrientationChanged() → void
inherited
handleDragEnd() → List<ReorderUpdateEntity>?
inherited
handleDragStarted({required ReorderableEntity reorderableEntity, required Offset currentScrollOffset, required List<int> lockedIndices, required bool isScrollableOutside}) → void
inherited
handleDragUpdate({required PointerMoveEvent pointerMoveEvent, required List<int> lockedIndices}) → bool
inherited
handleMovingFinished({required ReorderableEntity reorderableEntity}) → void
inherited
handleOpacityFinished({required ReorderableEntity reorderableEntity}) → void
inherited
initChildren({required List<Widget> children}) → void
Adds ReorderableEntity for all children to two maps.
noSuchMethod(Invocation invocation) → dynamic
Invoked when a nonexistent method or property is accessed.
inherited
reorderList({required List items, required List<ReorderUpdateEntity> reorderUpdateEntities}) → List
Reorders list of items that depends on reorderUpdateEntities.
inherited
replaceMaps({required Map<dynamic, ReorderableEntity> updatedChildrenKeyMap, required Map<int, ReorderableEntity> updatedChildrenOrderMap}) → void
inherited
toString() → String
A string representation of this object.
inherited
updateChildren({required List<Widget> children}) → void
Iterates through children and updates childrenKeyMap and childrenOrderMap.
updateReleasedReorderableEntity({required ReleasedReorderableEntity releasedReorderableEntity}) → void
inherited
updateToActualPositions() → void
inherited

Operators

operator ==(Object other) → bool
The equality operator.
inherited