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Android APIs
public class

AccessibilityEventCompat

extends Object
java.lang.Object
   ↳ android.support.v4.view.accessibility.AccessibilityEventCompat

Class Overview

Helper for accessing features in AccessibilityEvent introduced after API level 4 in a backwards compatible fashion.

Summary

Constants
int TYPES_ALL_MASK Mask for AccessibilityEvent all types.
int TYPE_ANNOUNCEMENT Represents the event of an application making an announcement.
int TYPE_GESTURE_DETECTION_END Represents the event of ending gesture detection.
int TYPE_GESTURE_DETECTION_START Represents the event of beginning gesture detection.
int TYPE_TOUCH_EXPLORATION_GESTURE_END Represents the event of ending a touch exploration gesture.
int TYPE_TOUCH_EXPLORATION_GESTURE_START Represents the event of starting a touch exploration gesture.
int TYPE_TOUCH_INTERACTION_END Represents the event of the user ending to touch the screen.
int TYPE_TOUCH_INTERACTION_START Represents the event of the user starting to touch the screen.
int TYPE_VIEW_ACCESSIBILITY_FOCUSED Represents the event of gaining accessibility focus.
int TYPE_VIEW_ACCESSIBILITY_FOCUS_CLEARED Represents the event of clearing accessibility focus.
int TYPE_VIEW_HOVER_ENTER Represents the event of a hover enter over a View .
int TYPE_VIEW_HOVER_EXIT Represents the event of a hover exit over a View .
int TYPE_VIEW_SCROLLED Represents the event of scrolling a view.
int TYPE_VIEW_TEXT_SELECTION_CHANGED Represents the event of changing the selection in an EditText .
int TYPE_VIEW_TEXT_TRAVERSED_AT_MOVEMENT_GRANULARITY Represents the event of traversing the text of a view at a given movement granularity.
int TYPE_WINDOW_CONTENT_CHANGED Represents the event of changing the content of a window.
Public Methods
static void appendRecord ( AccessibilityEvent event, AccessibilityRecordCompat record)
Appends an AccessibilityRecord to the end of event records.
static AccessibilityRecordCompat asRecord ( AccessibilityEvent event)
Creates an AccessibilityRecordCompat from an AccessibilityEvent that can be used to manipulate the event properties defined in AccessibilityRecord .
static AccessibilityRecordCompat getRecord ( AccessibilityEvent event, int index)
Gets the record at a given index.
static int getRecordCount ( AccessibilityEvent event)
Gets the number of records contained in the event.
[Expand]
Inherited Methods
From class java.lang.Object

Constants

public static final int TYPES_ALL_MASK

Mask for AccessibilityEvent all types.

See Also
Constant Value: -1 (0xffffffff)

public static final int TYPE_ANNOUNCEMENT

Represents the event of an application making an announcement.

Constant Value: 16384 (0x00004000)

public static final int TYPE_GESTURE_DETECTION_END

Represents the event of ending gesture detection.

Constant Value: 524288 (0x00080000)

public static final int TYPE_GESTURE_DETECTION_START

Represents the event of beginning gesture detection.

Constant Value: 262144 (0x00040000)

public static final int TYPE_TOUCH_EXPLORATION_GESTURE_END

Represents the event of ending a touch exploration gesture.

Constant Value: 1024 (0x00000400)

public static final int TYPE_TOUCH_EXPLORATION_GESTURE_START

Represents the event of starting a touch exploration gesture.

Constant Value: 512 (0x00000200)

public static final int TYPE_TOUCH_INTERACTION_END

Represents the event of the user ending to touch the screen.

Constant Value: 2097152 (0x00200000)

public static final int TYPE_TOUCH_INTERACTION_START

Represents the event of the user starting to touch the screen.

Constant Value: 1048576 (0x00100000)

public static final int TYPE_VIEW_ACCESSIBILITY_FOCUSED

Represents the event of gaining accessibility focus.

Constant Value: 32768 (0x00008000)

public static final int TYPE_VIEW_ACCESSIBILITY_FOCUS_CLEARED

Represents the event of clearing accessibility focus.

Constant Value: 65536 (0x00010000)

public static final int TYPE_VIEW_HOVER_ENTER

Represents the event of a hover enter over a View .

Constant Value: 128 (0x00000080)

public static final int TYPE_VIEW_HOVER_EXIT

Represents the event of a hover exit over a View .

Constant Value: 256 (0x00000100)

public static final int TYPE_VIEW_SCROLLED

Represents the event of scrolling a view.

Constant Value: 4096 (0x00001000)

public static final int TYPE_VIEW_TEXT_SELECTION_CHANGED

Represents the event of changing the selection in an EditText .

Constant Value: 8192 (0x00002000)

public static final int TYPE_VIEW_TEXT_TRAVERSED_AT_MOVEMENT_GRANULARITY

Represents the event of traversing the text of a view at a given movement granularity.

Constant Value: 131072 (0x00020000)

public static final int TYPE_WINDOW_CONTENT_CHANGED

Represents the event of changing the content of a window.

Constant Value: 2048 (0x00000800)

Public Methods

public static void appendRecord ( AccessibilityEvent event, AccessibilityRecordCompat record)

Appends an AccessibilityRecord to the end of event records.

Parameters
record The record to append.
Throws
IllegalStateException If called from an AccessibilityService.

public static AccessibilityRecordCompat asRecord ( AccessibilityEvent event)

Creates an AccessibilityRecordCompat from an AccessibilityEvent that can be used to manipulate the event properties defined in AccessibilityRecord .

Note: Do not call recycle() on the returned AccessibilityRecordCompat . Call recycle() in case you want to recycle the event.

Parameters
event The from which to create a record.
Returns

public static AccessibilityRecordCompat getRecord ( AccessibilityEvent event, int index)

Gets the record at a given index.

Parameters
index The index.
Returns
  • The record at the specified index.

public static int getRecordCount ( AccessibilityEvent event)

Gets the number of records contained in the event.

Returns
  • The number of records.