AccessibilityNodeInfo.ExtraRenderingInfo
public
static
final
class
AccessibilityNodeInfo.ExtraRenderingInfo
extends Object
java.lang.Object | |
↳ | android.view.accessibility.AccessibilityNodeInfo.ExtraRenderingInfo |
Class with information of a view useful to evaluate accessibility needs. Developers can
refresh the node with the key AccessibilityNodeInfo.EXTRA_DATA_RENDERING_INFO_KEY
to fetch the text size
and unit if it is TextView
and the height and the width of layout params from
ViewGroup
or TextView
.
See also:
Summary
Public methods | |
---|---|
Size
|
getLayoutSize()
Gets the size object containing the height and the width of
|
float
|
getTextSizeInPx()
Gets the text size if the node is a |
int
|
getTextSizeUnit()
Gets the text size unit if the node is a |
Inherited methods | |
---|---|
Public methods
getLayoutSize
public Size getLayoutSize ()
Gets the size object containing the height and the width of
ViewGroup.LayoutParams
if the node is a ViewGroup
or
a TextView
, or null otherwise. Useful for some accessibility services to
understand whether the text is scalable and fits the view or not.
Returns | |
---|---|
Size |
a Size stores layout height and layout width of the view, or null
otherwise. And the size value may be in pixels,
ViewGroup.LayoutParams.MATCH_PARENT ,
or ViewGroup.LayoutParams.WRAP_CONTENT |
getTextSizeInPx
public float getTextSizeInPx ()
Gets the text size if the node is a TextView
, or -1 otherwise. Useful for some
accessibility services to understand whether the text is scalable and fits the view or
not.
Returns | |
---|---|
float |
the text size of a TextView , or -1 otherwise. |
getTextSizeUnit
public int getTextSizeUnit ()
Gets the text size unit if the node is a TextView
, or -1 otherwise.
Text size returned from getTextSizeInPx()
in raw pixels may scale by factors and
convert from other units. Useful for some accessibility services to understand whether
the text is scalable and fits the view or not.
Returns | |
---|---|
int |
the text size unit which type is TypedValue#TYPE_DIMENSION of a
TextView , or -1 otherwise. |
See also: