xyz.aprildown.chromemenu

接口 AppMenuPropertiesDelegate

所有已知实现类:

AbstractAppMenuPropertiesDelegate

public interface AppMenuPropertiesDelegate

App Menu helper that handles hiding and showing menu items based on activity state.

方法概要

限定符和类型	方法和说明
int	getFooterResourceId()
int	getHeaderResourceId()
void	onFooterViewInflated(AppMenu appMenu, View view) A notification that the footer view has finished inflating.
void	onHeaderViewInflated(AppMenu appMenu, View view) A notification that the header view has finished inflating.
void	onMenuItemClicked(MenuItem item) Handles menu click events.
void	prepareMenu(Menu menu) Allows the delegate to show and hide items before the App Menu is shown.
boolean	shouldShowAppMenu()
boolean	shouldShowFooter(int maxMenuHeight) Determines whether the footer should be shown based on the maximum available menu height.
boolean	shouldShowHeader(int maxMenuHeight) Determines whether the header should be shown based on the maximum available menu height.

方法详细资料

shouldShowAppMenu

boolean shouldShowAppMenu()

返回:

Whether the App Menu should be shown.

prepareMenu

void prepareMenu(@NonNull
                 Menu menu)

Allows the delegate to show and hide items before the App Menu is shown. It is called every time the menu is shown. This assumes that the provided menu contains all the items expected in the application menu (i.e. that the main menu has been inflated into it).

参数:

menu - Menu that will be used as the source for the App Menu pop up.

shouldShowHeader

boolean shouldShowHeader(int maxMenuHeight)

Determines whether the header should be shown based on the maximum available menu height.

参数:

maxMenuHeight - The maximum available height for the menu to draw.

返回:

Whether the header, as specified in getHeaderView(), should be shown.

getHeaderResourceId

int getHeaderResourceId()

返回:

The resource ID for a layout the be used as the app menu header if there should be one. 0 otherwise. The header will be displayed as the first item in the app menu. It will be scrolled off as the menu scrolls.

onHeaderViewInflated

void onHeaderViewInflated(@NonNull
                          AppMenu appMenu,
                          @NonNull
                          View view)

A notification that the header view has finished inflating.

参数:

view - The view that was inflated.

appMenu - The menu the view is inside of.

shouldShowFooter

boolean shouldShowFooter(int maxMenuHeight)

Determines whether the footer should be shown based on the maximum available menu height.

参数:

maxMenuHeight - The maximum available height for the menu to draw.

返回:

Whether the footer, as specified in getFooterResourceId(), should be shown.

getFooterResourceId

int getFooterResourceId()

返回:

Resource layout id for the footer if there should be one. O otherwise. The footer is shown at a fixed position at the bottom the app menu. It is always visible and overlays other app menu items if necessary.

onFooterViewInflated

void onFooterViewInflated(@NonNull
                          AppMenu appMenu,
                          @NonNull
                          View view)

A notification that the footer view has finished inflating.

参数:

view - The view that was inflated.

appMenu - The menu the view is inside of.

onMenuItemClicked

void onMenuItemClicked(@NonNull
                       MenuItem item)

Handles menu click events.

参数:

item - The clicked menuItem