on
abstract fun onDragStarted(model: T, itemView: View, adapterPosition: Int)
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Called when the view switches from an idle state to a dragged state, as the user begins a draginteraction with it. You can use this callback to modify the view to indicate it is beingdragged.
This is the first callback in the lifecycle of a drag event.
Parameters
model
The model representing the view that is being dragged
itemView
The view that is being dragged
adapterPosition
The adapter position of the model