程序包 ohos.accessibility.ability

类 AccessibilityWindow

java.lang.Object

ohos.accessibility.ability.AccessibilityWindow

public class AccessibilityWindow
extends Object

Provides information about one or multiple accessibility windows for you to obtain the content displayed on your device screen.

从以下版本开始:

3

SystemCapability

SystemCapability.Accessibility#ABILITY

字段概要

字段

限定符和类型	字段	说明
static int	TYPE_ACCESSIBILITY_OVERLAY	Indicates an accessibility overlay window.
static int	TYPE_APPLICATION	Indicates an application window.
static int	TYPE_INPUT_METHOD	Indicates an input method window.
static int	TYPE_SPLIT_SCREEN_DIVIDER	Indicates a split-screen window.
static int	TYPE_SYSTEM	Indicates a system window.

方法概要

限定符和类型	方法	说明
static AccessibilityWindow	get()	Obtains an AccessibilityWindow instance.
static AccessibilityWindow	get(AccessibilityWindow srcWindow)	Obtains an AccessibilityWindow instance cloned from the source window.
Optional<AccessibilityInfo>	getAnchor()	Obtains an anchor accessibility node that anchors this window to another window.
Optional<AccessibilityWindow>	getChild(int index)	Obtains information about the accessibility child window at a specified index.
int	getChildNum()	Obtains the quantity of child windows.
Optional<AccessibilityWindow>	getParent()	Obtains information about the parent window of this window.
Rect	getRectInScreen()	Obtains the display area of this window on the screen.
Optional<AccessibilityInfo>	getRootAccessibilityInfo()	Obtains information about the root node in the window hierarchy.
int	getWindowId()	Obtains the window ID.
int	getWindowLayer()	Obtains the window layers that are hierarchically ordered.
CharSequence	getWindowTitle()	Obtains the window title.
int	getWindowType()	Obtains the window type.
boolean	isAccessibilityFocused()	Checks whether this window has gained accessibility focus.
boolean	isActive()	Checks whether this window is active.
boolean	isFocused()	Checks whether this window has gained focus.

从类继承的方法 java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

字段详细资料

TYPE_ACCESSIBILITY_OVERLAY

public static final int TYPE_ACCESSIBILITY_OVERLAY

Indicates an accessibility overlay window.

另请参阅:

常量字段值

TYPE_APPLICATION

public static final int TYPE_APPLICATION

Indicates an application window.

另请参阅:

常量字段值

TYPE_INPUT_METHOD

public static final int TYPE_INPUT_METHOD

Indicates an input method window.

另请参阅:

常量字段值

TYPE_SPLIT_SCREEN_DIVIDER

public static final int TYPE_SPLIT_SCREEN_DIVIDER

Indicates a split-screen window.

另请参阅:

常量字段值

TYPE_SYSTEM

public static final int TYPE_SYSTEM

Indicates a system window.

另请参阅:

常量字段值

方法详细资料

get

public static AccessibilityWindow get()

Obtains an AccessibilityWindow instance.

返回:

Returns the cloned window.

get

public static AccessibilityWindow get(AccessibilityWindow srcWindow)

Obtains an AccessibilityWindow instance cloned from the source window.

参数:

srcWindow - Indicates the source window.

返回:

Returns the cloned window.

getWindowId

public int getWindowId()

Obtains the window ID.

返回:

Returns the window ID.

getWindowType

public int getWindowType()

Obtains the window type.

返回:

Returns the window type.

另请参阅:

TYPE_APPLICATION, TYPE_INPUT_METHOD, TYPE_SYSTEM, TYPE_ACCESSIBILITY_OVERLAY, TYPE_SPLIT_SCREEN_DIVIDER

getWindowLayer

public int getWindowLayer()

Obtains the window layers that are hierarchically ordered. A window with a great layer is displayed on top of the one with a small layer.

返回:

Returns the hierarchically ordered window layers.

getWindowTitle

public CharSequence getWindowTitle()

Obtains the window title.

返回:

Returns the window title.

getRectInScreen

public Rect getRectInScreen()

Obtains the display area of this window on the screen.

返回:

Returns the display area of this window.

isAccessibilityFocused

public boolean isAccessibilityFocused()

Checks whether this window has gained accessibility focus.

返回:

Returns true if this window has gained accessibility focus; returns false otherwise.

isFocused

public boolean isFocused()

Checks whether this window has gained focus.

返回:

Returns true if this window has gained focus; returns false otherwise.

isActive

public boolean isActive()

Checks whether this window is active.

返回:

Returns true if this window is active; returns false otherwise.

getChildNum

public int getChildNum()

Obtains the quantity of child windows.

返回:

Returns the quantity of child windows.

getChild

public Optional<AccessibilityWindow> getChild(int index)

Obtains information about the accessibility child window at a specified index.

参数:

index - Indicates the index of the child window.

返回:

Returns information about the child window.

getParent

public Optional<AccessibilityWindow> getParent()

Obtains information about the parent window of this window.

返回:

Returns the parent window.

getRootAccessibilityInfo

public Optional<AccessibilityInfo> getRootAccessibilityInfo()

Obtains information about the root node in the window hierarchy. Then you can use the root node to traverse all subnodes in this window.

返回:

Returns information about the accessibility root node.

getAnchor

public Optional<AccessibilityInfo> getAnchor()

Obtains an anchor accessibility node that anchors this window to another window.

返回:

Returns the anchor accessibility node.