belongs to Maven artifact com.android.support:recyclerview-v7:28.0.0-alpha1
AsyncListUtil.ViewCallback
public
static
abstract
class
AsyncListUtil.ViewCallback
extends Object
| java.lang.Object | |
| ↳ | android.support.v7.util.AsyncListUtil.ViewCallback |
The callback that links AsyncListUtil with the list view.
All methods are called on the main thread.
Summary
Constants | |
|---|---|
int |
HINT_SCROLL_ASC
Scrolling in ascending order (from lower to higher positions in the order of the backing storage). |
int |
HINT_SCROLL_DESC
Scrolling in descending order (from higher to lower positions in the order of the backing storage). |
int |
HINT_SCROLL_NONE
No scroll direction hint available. |
Public constructors | |
|---|---|
AsyncListUtil.ViewCallback()
|
|
Public methods | |
|---|---|
void
|
extendRangeInto(int[] range, int[] outRange, int scrollHint)
Compute a wider range of items that will be loaded for smoother scrolling. |
abstract
void
|
getItemRangeInto(int[] outRange)
Compute the range of visible item positions. |
abstract
void
|
onDataRefresh()
Called when the entire data set has changed. |
abstract
void
|
onItemLoaded(int position)
Called when an item at the given position is loaded. |
Inherited methods | |
|---|---|
From
class
java.lang.Object
| |
Constants
HINT_SCROLL_ASC
int HINT_SCROLL_ASC
Scrolling in ascending order (from lower to higher positions in the order of the backing storage).
Constant Value: 2 (0x00000002)
HINT_SCROLL_DESC
int HINT_SCROLL_DESC
Scrolling in descending order (from higher to lower positions in the order of the backing storage).
Constant Value: 1 (0x00000001)
HINT_SCROLL_NONE
int HINT_SCROLL_NONE
No scroll direction hint available.
Constant Value: 0 (0x00000000)