Struct UpdateDeliveryList 

pub struct UpdateDeliveryList { /* private fields */ }

Represents all the widgets and windows marked to receive an update.

Implementations

impl UpdateDeliveryList

pub fn new() -> UpdateDeliveryList

New list that only allows subscribers.

pub fn insert_wgt(&mut self, wgt: impl WidgetPathProvider)

Insert the wgt and ancestors up-to the inner most that is included in the subscribers.

pub fn clone_insert_wgt( &self, wgt: impl WidgetPathProvider, ) -> Cow<'_, UpdateDeliveryList>

If the delivery list does not contain the wgt clones the list and inserts the widget.

If the list already contains the widget returns the reference.

pub fn clone_insert_all<W>( &self, widgets: impl IntoIterator<Item = W>, ) -> Cow<'_, UpdateDeliveryList>

where W: WidgetPathProvider,

If the delivery list does not contain all widgets clones the list and inserts all widgets.

If the list already contains all widgets returns the reference.

pub fn clone_insert_any<W>( &self, widgets: impl IntoIterator<Item = W>, ) -> Cow<'_, UpdateDeliveryList>

where W: WidgetPathProvider,

If the delivery list does not contain any widgets clones the list and inserts the first missing widget.

If the list already contains at least one widget returns the reference.

pub fn insert_window(&mut self, id: WindowId)

Insert the window by itself, the window root widget will be targeted.

pub fn search_widget(&mut self, widget_id: WidgetId)

Register the widget of unknown location for search before delivery routing starts.

pub fn has_pending_search(&mut self) -> bool

If the list has pending widgets that must be found before delivery can start.

pub fn fulfill_search<'a, 'b>( &'a mut self, windows: impl Iterator<Item = &'b WidgetInfoTree>, )

Search all pending widgets in all windows, all search items are cleared, even if not found.

pub fn enter_window(&self, window_id: WindowId) -> bool

Returns true if the window is on the list.

pub fn enter_widget(&self, widget_id: WidgetId) -> bool

Returns true if the widget is on the list.

pub fn windows(&self) -> &IdSet<WindowId>

Windows in the delivery list.

pub fn widgets(&self) -> &IdSet<WidgetId>

Found widgets in the delivery list, can be targets or ancestors of targets.

pub fn search_widgets(&mut self) -> &IdSet<WidgetId>

Widgets still pending search or not found.

pub fn search_root(&mut self) -> bool

If search for window a root is pending.

pub fn extend(&mut self, other: UpdateDeliveryList)

Copy windows, widgets and search from other.

Trait Implementations

impl Clone for UpdateDeliveryList

fn clone(&self) -> UpdateDeliveryList

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for UpdateDeliveryList

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

Formats the value using the given formatter.

impl Default for UpdateDeliveryList

fn default() -> UpdateDeliveryList

Returns the “default value” for a type.