Struct rat_widget::popup_menu::RPopupMenuState

pub struct RPopupMenuState {
    pub focus: FocusFlag,
    pub widget: PopupMenuState,
    pub z_areas: [ZRect; 1],
    pub non_exhaustive: NonExhaustive,
}

Popup menu state.

Fields

focus: FocusFlag

widget: PopupMenuState

z_areas: [ZRect; 1]

non_exhaustive: NonExhaustive

Implementations

impl RPopupMenuState

pub fn clear(&mut self)

Reset the state to defaults.

pub fn flip_active(&mut self)

Show the popup.

pub fn active(&self) -> bool

Show the popup.

pub fn set_active(&self, active: bool)

Show the popup.

impl RPopupMenuState

pub fn new() -> Self

New

pub fn len(&self) -> usize

Number of items.

pub fn is_empty(&self) -> bool

Any items.

pub fn select(&mut self, select: Option<usize>) -> bool

Select

pub fn selected(&self) -> Option<usize>

Selected index

pub fn prev(&mut self) -> bool

Previous item.

pub fn next(&mut self) -> bool

Next item.

pub fn navigate(&mut self, c: char) -> MenuOutcome

Select by hotkey

pub fn select_at(&mut self, pos: (u16, u16)) -> bool

Select item at position

pub fn item_at(&self, pos: (u16, u16)) -> Option<usize>

Item at position.

Trait Implementations

impl Clone for RPopupMenuState

fn clone(&self) -> RPopupMenuState

Returns a copy of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for RPopupMenuState

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl Default for RPopupMenuState

fn default() -> Self

Returns the “default value” for a type.

impl HandleEvent<Event, MouseOnly, MenuOutcome> for RPopupMenuState

fn handle(&mut self, event: &Event, _keymap: MouseOnly) -> MenuOutcome

Handle an event.

impl HandleEvent<Event, Popup, MenuOutcome> for RPopupMenuState

fn handle(&mut self, event: &Event, _keymap: Popup) -> MenuOutcome

Handle an event.

impl HasFocusFlag for RPopupMenuState

fn focus(&self) -> &FocusFlag

Focus flag.

fn area(&self) -> Rect

Focus area.

fn z_areas(&self) -> &[ZRect]

Widget area with z index.

fn navigable(&self) -> bool

The widget is focusable, but doesn’t want to partake in keyboard navigation.

fn is_focused(&self) -> bool

Focused?

fn lost_focus(&self) -> bool

Just lost focus.

fn gained_focus(&self) -> bool

Just gained focus.