Struct kas_widgets::Filler

pub struct Filler { /* private fields */ }

A space filler

This widget has zero minimum size but can expand according to the given stretch priority.

Implementations

impl Filler

pub fn new() -> Self

Construct a filler with priority Stretch::Filler

pub fn low() -> Self

Construct a filler with priority Stretch::Low

pub fn high() -> Self

Construct a filler with priority Stretch::High

pub fn maximize() -> Self

Construct a filler with priority Stretch::Maximize

pub fn with(stretch: Stretch) -> Self

Construct with a custom stretch priority

pub fn with_hv(horiz: Stretch, vert: Stretch) -> Self

Construct with custom horizontal and vertical priorities

Trait Implementations

impl Clone for Filler

fn clone(&self) -> Filler

Returns a copy of the value.

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

Performs copy-assignment from source.

impl Debug for Filler

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

Formats the value using the given formatter.

impl Default for Filler

fn default() -> Filler

Returns the “default value” for a type.

impl Layout for Filler

fn size_rules(&mut self, _: SizeMgr<'_>, axis: AxisInfo) -> SizeRules

Get size rules for the given axis

fn draw(&mut self, _: DrawMgr<'_>)

Draw a widget and its children

fn set_rect(&mut self, mgr: &mut ConfigMgr<'_>, rect: Rect)

Set size and position

fn find_id(&mut self, coord: Coord) -> Option<WidgetId>

Translate a coordinate to a WidgetId

impl Widget for Filler

fn pre_configure(&mut self, _: &mut ConfigMgr<'_>, id: WidgetId)

Pre-configuration

fn configure(&mut self, mgr: &mut ConfigMgr<'_>)

Configure widget

fn navigable(&self) -> bool

Is this widget navigable via Tab key?

fn translation(&self) -> Offset

Get translation of children relative to this widget

fn nav_next( &mut self, mgr: &mut ConfigMgr<'_>, reverse: bool, from: Option<usize> ) -> Option<usize>

Navigation in spatial order

fn handle_event(&mut self, mgr: &mut EventMgr<'_>, event: Event) -> Response

Handle an Event sent to this widget

fn steal_event( &mut self, mgr: &mut EventMgr<'_>, id: &WidgetId, event: &Event ) -> Response

Potentially steal an event before it reaches a child

fn handle_unused(&mut self, mgr: &mut EventMgr<'_>, event: Event) -> Response

Handle an event sent to child index but left unhandled

fn handle_message(&mut self, mgr: &mut EventMgr<'_>)

Handler for messages from children/descendants

fn handle_scroll(&mut self, mgr: &mut EventMgr<'_>, scroll: Scroll)

Handler for scrolling

impl WidgetChildren for Filler

fn num_children(&self) -> usize

Get the number of child widgets

fn get_child(&self, _index: usize) -> Option<&dyn Widget>

Get a reference to a child widget by index, or None if the index is out of bounds.

fn get_child_mut(&mut self, _index: usize) -> Option<&mut dyn Widget>

Mutable variant of get

fn find_child_index(&self, id: &WidgetId) -> Option<usize>

Find the child which is an ancestor of this id, if any

fn make_child_id(&mut self, index: usize) -> WidgetId

Make an identifier for a child

impl WidgetCore for Filler

fn id_ref(&self) -> &WidgetId

Get the widget’s identifier

fn rect(&self) -> Rect

Get the widget’s region, relative to its parent.

fn widget_name(&self) -> &'static str

Get the name of the widget struct

fn as_widget(&self) -> &dyn Widget

Erase type

fn as_widget_mut(&mut self) -> &mut dyn Widget

Erase type