QAccessibleWidget ¶

概要 ¶

详细描述 ¶

This class is part of Accessibility for QWidget Applications.

This class is convenient to use as a base class for custom implementations of QAccessibleInterfaces that provide information about widget objects.

The class provides functions to retrieve the parentObject() (the widget’s parent widget), and the associated widget() . Controlling signals can be added with addControllingSignal() , and setters are provided for various aspects of the interface implementation, for example , setDescription(), setAccelerator(), and setHelp().

另请参阅

QAccessible QAccessibleObject

class QAccessibleWidget ( o [ , r=QAccessible.Client [ , name="" ] ] ) ¶

param name

unicode

param o

QWidget

param r

Role

创建 QAccessibleWidget object for widget w . role and name are optional parameters that set the object’s role and name properties.

PySide2.QtWidgets.QAccessibleWidget. actionNames ( ) ¶

返回类型

字符串列表

PySide2.QtWidgets.QAccessibleWidget. addControllingSignal ( signal ) ¶

参数

signal – unicode

注册 signal as a controlling signal.

An object is a Controller to any other object connected to a controlling signal.

PySide2.QtWidgets.QAccessibleWidget. doAction ( actionName ) ¶

参数

actionName – unicode

PySide2.QtWidgets.QAccessibleWidget. keyBindingsForAction ( actionName ) ¶

参数

actionName – unicode

返回类型

字符串列表

PySide2.QtWidgets.QAccessibleWidget. parentObject ( ) ¶

返回类型

QObject

Returns the associated widget’s parent object, which is either the parent widget, or qApp for top-level widgets.

PySide2.QtWidgets.QAccessibleWidget. widget ( ) ¶

返回类型

QWidget

Returns the associated widget.