appcompat/androidx.appcompat.view.menu/BaseMenuPresenter

BaseMenuPresenter

@RestrictTo(value = LIBRARY_GROUP_PREFIX)
abstract class BaseMenuPresenter : MenuPresenter(source)

Base class for MenuPresenters that have a consistent container view and item views. Behaves similarly to an AdapterView in that existing item views will be reused if possible when items change.

Constructors

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constructor(context: Context, menuLayoutRes: Int, itemLayoutRes: Int)
Construct a new BaseMenuPresenter.

Functions

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abstract fun bindItemView(item: MenuItemImpl, itemView: MenuView.ItemView)
Bind item data to an existing item view.
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open fun collapseItemActionView(menu: MenuBuilder, item: MenuItemImpl): Boolean
Called when a menu item with a collapsible action view should collapse its action view.
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open fun createItemView(parent: ViewGroup): MenuView.ItemView
Create a new item view that can be re-bound to other item data later.
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open fun expandItemActionView(menu: MenuBuilder, item: MenuItemImpl): Boolean
Called when a menu item with a collapsible action view should expand its action view.
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open fun flagActionItems(): Boolean
Called by Menu implementations to flag items that will be shown as actions.
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open fun getId(): Int
Returns an ID for determining how to save/restore instance state.
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open fun getItemView(item: MenuItemImpl, convertView: View, parent: ViewGroup): View
Prepare an item view for use.
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open fun getMenuView(root: ViewGroup): MenuView
Retrieve a MenuView to display the menu specified in initForMenu.
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open fun initForMenu(context: Context, menu: MenuBuilder)
Initializes this presenter for the given context and menu.
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open fun onCloseMenu(menu: MenuBuilder, allMenusAreClosing: Boolean)
Called by Menu implementations to indicate that a menu or submenu is closing.
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open fun onSubMenuSelected(menu: SubMenuBuilder): Boolean
Called by Menu implementations to indicate that a submenu item has been selected.
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open fun setCallback(cb: MenuPresenter.Callback)
Set a callback object that will be notified of menu events related to this specific presentation.
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open fun setId(id: Int)
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open fun shouldIncludeItem(childIndex: Int, item: MenuItemImpl): Boolean
Filter item by child index and item data.
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open fun updateMenuView(cleared: Boolean)
Reuses item views when it can