public
class
RecyclerViewAccessibilityDelegate
extends AccessibilityDelegateCompat
| java.lang.Object | ||
| ↳ | android.support.v4.view.AccessibilityDelegateCompat | |
| ↳ | android.support.v7.widget.RecyclerViewAccessibilityDelegate | |
The AccessibilityDelegate used by RecyclerView.
This class handles basic accessibility actions and delegates them to LayoutManager.
Public constructors | |
|---|---|
RecyclerViewAccessibilityDelegate(RecyclerView recyclerView)
|
|
Public methods | |
|---|---|
AccessibilityDelegateCompat
|
getItemDelegate()
Gets the AccessibilityDelegate for an individual item in the RecyclerView. |
void
|
onInitializeAccessibilityEvent(View host, AccessibilityEvent event)
Initializes an |
void
|
onInitializeAccessibilityNodeInfo(View host, AccessibilityNodeInfoCompat info)
Initializes an |
boolean
|
performAccessibilityAction(View host, int action, Bundle args)
Performs the specified accessibility action on the view. |
Inherited methods | |
|---|---|
 From
class
android.support.v4.view.AccessibilityDelegateCompat
| |
From
class
java.lang.Object
| |
RecyclerViewAccessibilityDelegate (RecyclerView recyclerView)
| Parameters | |
|---|---|
recyclerView |
RecyclerView
|
AccessibilityDelegateCompat getItemDelegate ()
Gets the AccessibilityDelegate for an individual item in the RecyclerView. A basic item delegate is provided by default, but you can override this method to provide a custom per-item delegate.
| Returns | |
|---|---|
AccessibilityDelegateCompat |
|
void onInitializeAccessibilityEvent (View host, AccessibilityEvent event)
Initializes an AccessibilityEvent with information about the
the host View which is the event source.
The default implementation behaves as
ViewCompat#onInitalizeAccessibilityEvent(View v, AccessibilityEvent event) for
the case of no accessibility delegate been set.
| Parameters | |
|---|---|
host |
View:
The View hosting the delegate. |
event |
AccessibilityEvent:
The event to initialize. |
void onInitializeAccessibilityNodeInfo (View host, AccessibilityNodeInfoCompat info)
Initializes an AccessibilityNodeInfoCompat with information about the host view.
The default implementation behaves as
ViewCompat#onInitializeAccessibilityNodeInfo(View, AccessibilityNodeInfoCompat) for
the case of no accessibility delegate been set.
| Parameters | |
|---|---|
host |
View:
The View hosting the delegate. |
info |
AccessibilityNodeInfoCompat:
The instance to initialize. |
boolean performAccessibilityAction (View host, int action, Bundle args)
Performs the specified accessibility action on the view. For
possible accessibility actions look at AccessibilityNodeInfoCompat.
The default implementation behaves as
View#performAccessibilityAction(int, Bundle) for the case of
no accessibility delegate been set.
| Parameters | |
|---|---|
host |
View
|
action |
int:
The action to perform. |
args |
Bundle
|
| Returns | |
|---|---|
boolean |
Whether the action was performed. |
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