DragController class

拖拽控制器

Inheritance

Constructors

DragController()

Properties

draggingEventId → String?
no setter
dragOffset → Offset
no setter
hashCode → int
The hash code for this object.
no setterinherited
hasListeners → bool
Whether any listeners are currently registered.
no setterinherited
isDragging → bool
no setter
runtimeType → Type
A representation of the runtime type of the object.
no setterinherited

Methods

addListener(VoidCallback listener) → void
Register a closure to be called when the object changes.
inherited
calculateNewTime(DateTime originalTime, double hourHeight, double dayWidth) → DateTime
dispose() → void
Discards any resources used by the object.
inherited
endDrag() → void
noSuchMethod(Invocation invocation) → dynamic
Invoked when a nonexistent method or property is accessed.
inherited
notifyListeners() → void
Call all the registered listeners.
inherited
removeListener(VoidCallback listener) → void
Remove a previously registered closure from the list of closures that are notified when the object changes.
inherited
startDrag(String eventId) → void
toString() → String
A string representation of this object.
inherited
updateDrag(Offset delta) → void

Operators

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