QStyleHintReturnMask 类

QStyleHintReturnMask class provides style hints that return a QRegion . 更多...

头: #include <QStyleHintReturnMask>
qmake: QT += widgets
继承: QStyleHintReturn

公共类型

enum StyleOptionType { Type }
enum StyleOptionVersion { Version }

公共函数

QStyleHintReturnMask ()
~QStyleHintReturnMask ()

公共变量

QRegion region

详细描述

QStyleHintReturnMask class provides style hints that return a QRegion .

成员类型文档编制

enum QStyleHintReturnMask:: StyleOptionType

This enum is used to hold information about the type of the style option, and is defined for each QStyleHintReturn 子类。

常量 描述
QStyleHintReturnMask::Type SH_Mask 提供样式选项的类型 ( SH_Mask 对于此类)。

类型内部使用通过 QStyleHintReturn ,其子类,和 qstyleoption_cast () to determine the type of style option. In general you do not need to worry about this unless you want to create your own QStyleHintReturn subclass and your own styles.

另请参阅 StyleOptionVersion .

enum QStyleHintReturnMask:: StyleOptionVersion

This enum is used to hold information about the version of the style option, and is defined for each QStyleHintReturn 子类。

常量 描述
QStyleHintReturnMask::Version 1 1

版本的使用通过 QStyleHintReturn 子类以实现扩展在不破坏兼容性的情况下。若使用 qstyleoption_cast (), you normally do not need to check it.

另请参阅 StyleOptionType .

成员函数文档编制

QStyleHintReturnMask:: QStyleHintReturnMask ()

构造 QStyleHintReturnMask . The member variables are initialized to default values.

QStyleHintReturnMask:: ~QStyleHintReturnMask ()

析构函数。

成员变量文档编制

QRegion QStyleHintReturnMask:: region

This variable holds the region for style hints that return a QRegion