Presents a drop-down menu within a MenuBar . 更多...
导入语句: | import QtQuick.Controls 2.2 |
Since: | Qt 5.10 |
继承: | AbstractButton |
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 .
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.
[read-only] menuBar : Menu |
This property holds the menu bar that contains this item, or
null
if the item is not in a menu bar.
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
.