QChildWindowEvent Class

The QChildWindowEvent class contains event parameters for child window changes. 更多...

头：	#include <QChildWindowEvent>
CMake:	find_package(Qt6 REQUIRED COMPONENTS Gui) target_link_libraries(mytarget PRIVATE Qt6::Gui)
qmake:	QT += gui
Since:	Qt 6.7
继承：	QEvent

所有成员列表，包括继承成员
QChildWindowEvent is part of 事件类 .

公共函数

	QChildWindowEvent (QEvent::Type type , QWindow * childWindow )
QWindow *	child () const

详细描述

Child window events are sent to windows when children are added or removed.

在这两种情况下，依赖的子级只能是 QWindow — not any subclass thereof. This is because in the QEvent::ChildWindowAdded case the subclass is not yet fully constructed, and in the QEvent::ChildWindowRemoved 情况下，它可能已被销毁。

成员函数文档编制

`[explicit]` QChildWindowEvent:: QChildWindowEvent ( QEvent::Type type , QWindow * childWindow )

Constructs a child window event object of a particular type 为 childWindow .

type 可以是 QEvent::ChildWindowAdded or QEvent::ChildWindowRemoved .

另请参阅 child ().

QWindow *QChildWindowEvent:: child () const

Returns the child window that was added or removed.