QChildWindowEvent 類

QChildWindowEvent 類包含用於子級窗口改變的事件參數。 更多...

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

公共函數

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

詳細描述

子級窗口事件被發送給窗口,當子級被添加 (或移除)。

在這 2 種情況下,隻能依賴的子級是 QWindow — 不是其任何子類。這是因為在 QEvent::ChildWindowAdded case the subclass is not yet fully constructed, and in the QEvent::ChildWindowRemoved 情況下,它可能已被銷毀。

成員函數文檔編製

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

構造子級窗口事件對象針對特定 typechildWindow .

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

另請參閱 child ().

QWindow *QChildWindowEvent:: child () const

返迴被添加 (或移除) 的子級窗口。