MenuBarItem QML Type

Presents a drop-down menu within a MenuBar . 更多...

import 语句：	import QtQuick.Controls
继承：	AbstractButton

• 所有成员列表，包括继承成员

特性

• highlighted : bool
• menu : Menu
• menuBar : Menu

信号

• void triggered ()

详细描述

MenuBarItem presents a Menu within a MenuBar . The respective drop-down menu is shown when a MenuBarItem is triggered via keyboard, mouse, or touch.

MenuBarItem is used as a default delegate type for MenuBar . Notice that it is not necessary to declare MenuBarItem instances by hand when using MenuBar . It is sufficient to declare Menu instances as children of the MenuBar and the respective items are created automatically.

另请参阅 Customizing MenuBar , MenuBar ，和 菜单控件 .

特性文档编制

highlighted : bool

This property holds whether the menu bar item is highlighted by the user.

A menu bar item can be highlighted by mouse hover or keyboard navigation.

默认值为 false .

menu : Menu

This property holds the menu that this item presents in a menu bar, or null if this item does not have a menu.

menuBar : Menu [read-only]

This property holds the menu bar that contains this item, or null if the item is not in a menu bar.

信号文档编制

void triggered ()

This signal is emitted when the menu bar item is triggered by the user.

注意： 相应处理程序是 onTriggered .

内容

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• 信号

• 详细描述