RecyclerView.AdapterDataObserver
public static abstract class RecyclerView.AdapterDataObserver
extends Object
观察者基类,用于观察对RecyclerView.Adapter
更改。 见registerAdapterDataObserver(AdapterDataObserver)
。
摘要(Summary)
Public constructors
RecyclerView.AdapterDataObserver
RecyclerView.AdapterDataObserver ()
公共方法(Public methods)
onChanged
void onChanged ()
onItemRangeChanged
void onItemRangeChanged (int positionStart,
int itemCount,
Object payload)
参数(Parameters) |
positionStart |
int
|
itemCount |
int
|
payload |
Object
|
onItemRangeChanged
void onItemRangeChanged (int positionStart,
int itemCount)
参数(Parameters) |
positionStart |
int
|
itemCount |
int
|
onItemRangeInserted
void onItemRangeInserted (int positionStart,
int itemCount)
参数(Parameters) |
positionStart |
int
|
itemCount |
int
|
onItemRangeMoved
void onItemRangeMoved (int fromPosition,
int toPosition,
int itemCount)
参数(Parameters) |
fromPosition |
int
|
toPosition |
int
|
itemCount |
int
|
onItemRangeRemoved
void onItemRangeRemoved (int positionStart,
int itemCount)
参数(Parameters) |
positionStart |
int
|
itemCount |
int
|