PagedList.Callback
public
static
abstract
class
PagedList.Callback
extends Object
java.lang.Object | |
↳ | android.arch.paging.PagedList.Callback |
Callback signaling when content is loaded into the list.
Can be used to listen to items being paged in and out. These calls will be dispatched on
the executor defined by setNotifyExecutor(Executor)
, which is generally
the main/UI thread.
Summary
Public constructors | |
---|---|
PagedList.Callback()
|
Public methods | |
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abstract
void
|
onChanged(int position, int count)
Called when null padding items have been loaded to signal newly available data, or when data that hasn't been used in a while has been dropped, and swapped back to null. |
abstract
void
|
onInserted(int position, int count)
Called when new items have been loaded at the end or beginning of the list. |
abstract
void
|
onRemoved(int position, int count)
Called when items have been removed at the end or beginning of the list, and have not been replaced by padded nulls. |
Inherited methods | |
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Public constructors
PagedList.Callback
PagedList.Callback ()
Public methods
onChanged
void onChanged (int position, int count)
Called when null padding items have been loaded to signal newly available data, or when data that hasn't been used in a while has been dropped, and swapped back to null.
Parameters | |
---|---|
position |
int : Position of first newly loaded items, out of total number of items
(including padded nulls). |
count |
int : Number of items loaded.
|
onInserted
void onInserted (int position, int count)
Called when new items have been loaded at the end or beginning of the list.
Parameters | |
---|---|
position |
int : Position of the first newly loaded item (in practice, either
0 or size - 1 . |
count |
int : Number of items loaded.
|
onRemoved
void onRemoved (int position, int count)
Called when items have been removed at the end or beginning of the list, and have not been replaced by padded nulls.
Parameters | |
---|---|
position |
int : Position of the first newly loaded item (in practice, either
0 or size - 1 . |
count |
int : Number of items loaded.
|
Interfaces
Classes
- AsyncPagedListDiffer
- DataSource
- DataSource.Factory
- ItemKeyedDataSource
- ItemKeyedDataSource.LoadCallback
- ItemKeyedDataSource.LoadInitialCallback
- ItemKeyedDataSource.LoadInitialParams
- ItemKeyedDataSource.LoadParams
- LivePagedListBuilder
- PagedList
- PagedList.BoundaryCallback
- PagedList.Builder
- PagedList.Callback
- PagedList.Config
- PagedList.Config.Builder
- PagedListAdapter
- PageKeyedDataSource
- PageKeyedDataSource.LoadCallback
- PageKeyedDataSource.LoadInitialCallback
- PageKeyedDataSource.LoadInitialParams
- PageKeyedDataSource.LoadParams
- PositionalDataSource
- PositionalDataSource.LoadInitialCallback
- PositionalDataSource.LoadInitialParams
- PositionalDataSource.LoadRangeCallback
- PositionalDataSource.LoadRangeParams
- RxPagedListBuilder