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171 lines
8.3 KiB
ReStructuredText
171 lines
8.3 KiB
ReStructuredText
:github_url: hide
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.. DO NOT EDIT THIS FILE!!!
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.. Generated automatically from Godot engine sources.
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.. Generator: https://github.com/godotengine/godot/tree/4.4/doc/tools/make_rst.py.
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.. XML source: https://github.com/godotengine/godot/tree/4.4/doc/classes/MenuButton.xml.
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.. _class_MenuButton:
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MenuButton
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==========
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**继承：** :ref:`Button<class_Button>` **<** :ref:`BaseButton<class_BaseButton>` **<** :ref:`Control<class_Control>` **<** :ref:`CanvasItem<class_CanvasItem>` **<** :ref:`Node<class_Node>` **<** :ref:`Object<class_Object>`
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点击后会弹出 :ref:`PopupMenu<class_PopupMenu>` 的按钮。
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.. rst-class:: classref-introduction-group
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描述
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----
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点击后会弹出 :ref:`PopupMenu<class_PopupMenu>` 的按钮。可以使用 ``get_popup().add_item("菜单项名称")`` 在这个 :ref:`PopupMenu<class_PopupMenu>` 中创建新的菜单项，也可以直接从 Godot 编辑器的检查器中创建。
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另见 :ref:`BaseButton<class_BaseButton>`\ ，提供了与该节点相关的常用属性和方法。
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.. rst-class:: classref-reftable-group
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属性
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----
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.. table::
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:widths: auto
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+-----------------------------------------------+-------------------------------------------------------------------+-------------------------------------------------------------------------------+
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| :ref:`ActionMode<enum_BaseButton_ActionMode>` | action_mode | ``0`` (overrides :ref:`BaseButton<class_BaseButton_property_action_mode>`) |
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+-----------------------------------------------+-------------------------------------------------------------------+-------------------------------------------------------------------------------+
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| :ref:`bool<class_bool>` | flat | ``true`` (overrides :ref:`Button<class_Button_property_flat>`) |
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+-----------------------------------------------+-------------------------------------------------------------------+-------------------------------------------------------------------------------+
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| :ref:`FocusMode<enum_Control_FocusMode>` | focus_mode | ``0`` (overrides :ref:`Control<class_Control_property_focus_mode>`) |
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+-----------------------------------------------+-------------------------------------------------------------------+-------------------------------------------------------------------------------+
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| :ref:`int<class_int>` | :ref:`item_count<class_MenuButton_property_item_count>` | ``0`` |
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+-----------------------------------------------+-------------------------------------------------------------------+-------------------------------------------------------------------------------+
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| :ref:`bool<class_bool>` | :ref:`switch_on_hover<class_MenuButton_property_switch_on_hover>` | ``false`` |
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+-----------------------------------------------+-------------------------------------------------------------------+-------------------------------------------------------------------------------+
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| :ref:`bool<class_bool>` | toggle_mode | ``true`` (overrides :ref:`BaseButton<class_BaseButton_property_toggle_mode>`) |
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+-----------------------------------------------+-------------------------------------------------------------------+-------------------------------------------------------------------------------+
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.. rst-class:: classref-reftable-group
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方法
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----
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.. table::
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:widths: auto
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+-----------------------------------+-----------------------------------------------------------------------------------------------------------------------+
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| :ref:`PopupMenu<class_PopupMenu>` | :ref:`get_popup<class_MenuButton_method_get_popup>`\ (\ ) |const| |
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+-----------------------------------+-----------------------------------------------------------------------------------------------------------------------+
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| |void| | :ref:`set_disable_shortcuts<class_MenuButton_method_set_disable_shortcuts>`\ (\ disabled\: :ref:`bool<class_bool>`\ ) |
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+-----------------------------------+-----------------------------------------------------------------------------------------------------------------------+
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| |void| | :ref:`show_popup<class_MenuButton_method_show_popup>`\ (\ ) |
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+-----------------------------------+-----------------------------------------------------------------------------------------------------------------------+
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.. rst-class:: classref-section-separator
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----
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.. rst-class:: classref-descriptions-group
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信号
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----
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.. _class_MenuButton_signal_about_to_popup:
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.. rst-class:: classref-signal
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**about_to_popup**\ (\ ) :ref:`🔗<class_MenuButton_signal_about_to_popup>`
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该 MenuButton 的 :ref:`PopupMenu<class_PopupMenu>` 即将显示时发出。
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.. rst-class:: classref-section-separator
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----
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.. rst-class:: classref-descriptions-group
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属性说明
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--------
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.. _class_MenuButton_property_item_count:
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.. rst-class:: classref-property
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:ref:`int<class_int>` **item_count** = ``0`` :ref:`🔗<class_MenuButton_property_item_count>`
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.. rst-class:: classref-property-setget
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- |void| **set_item_count**\ (\ value\: :ref:`int<class_int>`\ )
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- :ref:`int<class_int>` **get_item_count**\ (\ )
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当前列表中的项目数。
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.. rst-class:: classref-item-separator
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----
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.. _class_MenuButton_property_switch_on_hover:
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.. rst-class:: classref-property
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:ref:`bool<class_bool>` **switch_on_hover** = ``false`` :ref:`🔗<class_MenuButton_property_switch_on_hover>`
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.. rst-class:: classref-property-setget
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- |void| **set_switch_on_hover**\ (\ value\: :ref:`bool<class_bool>`\ )
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- :ref:`bool<class_bool>` **is_switch_on_hover**\ (\ )
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如果为 ``true``\ ，当光标悬停在同一父级中也启用了 :ref:`switch_on_hover<class_MenuButton_property_switch_on_hover>` 的另一个 **MenuButton** 上方时，它将关闭当前的 **MenuButton** 并打开另一个。
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.. rst-class:: classref-section-separator
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----
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.. rst-class:: classref-descriptions-group
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方法说明
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--------
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.. _class_MenuButton_method_get_popup:
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.. rst-class:: classref-method
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:ref:`PopupMenu<class_PopupMenu>` **get_popup**\ (\ ) |const| :ref:`🔗<class_MenuButton_method_get_popup>`
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返回这个按钮中包含的 :ref:`PopupMenu<class_PopupMenu>`\ 。
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\ **警告：**\ 这是一个必需的内部节点，移除和释放它可能会导致崩溃。如果你想隐藏它或它的任何子节点，请使用其 :ref:`Window.visible<class_Window_property_visible>` 属性。
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.. rst-class:: classref-item-separator
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----
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.. _class_MenuButton_method_set_disable_shortcuts:
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.. rst-class:: classref-method
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|void| **set_disable_shortcuts**\ (\ disabled\: :ref:`bool<class_bool>`\ ) :ref:`🔗<class_MenuButton_method_set_disable_shortcuts>`
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如果为 ``true``\ ，快捷方式将被禁用，无法用于触发按钮。
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.. rst-class:: classref-item-separator
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----
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.. _class_MenuButton_method_show_popup:
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.. rst-class:: classref-method
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|void| **show_popup**\ (\ ) :ref:`🔗<class_MenuButton_method_show_popup>`
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调整该 **MenuButton** 的弹出位置和大小，然后显示该 :ref:`PopupMenu<class_PopupMenu>`\ 。请优先使用此方法，而不是使用 ``get_popup().popup()``\ 。
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.. |virtual| replace:: :abbr:`virtual (本方法通常需要用户覆盖才能生效。)`
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.. |const| replace:: :abbr:`const (本方法无副作用，不会修改该实例的任何成员变量。)`
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.. |vararg| replace:: :abbr:`vararg (本方法除了能接受在此处描述的参数外，还能够继续接受任意数量的参数。)`
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.. |constructor| replace:: :abbr:`constructor (本方法用于构造某个类型。)`
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.. |static| replace:: :abbr:`static (调用本方法无需实例，可直接使用类名进行调用。)`
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.. |operator| replace:: :abbr:`operator (本方法描述的是使用本类型作为左操作数的有效运算符。)`
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.. |bitfield| replace:: :abbr:`BitField (这个值是由下列位标志构成位掩码的整数。)`
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.. |void| replace:: :abbr:`void (无返回值。)`
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