Struct CollapsiblePanel 

pub struct CollapsiblePanel { /* private fields */ }

Collapsible panel widget with header and toggle.

Implementations

impl CollapsiblePanel

pub fn new(title: impl Into<String>) -> Self

Create a new collapsible panel.

pub fn with_collapsed(self, collapsed: bool) -> Self

Set collapsed state.

pub fn with_direction(self, direction: CollapseDirection) -> Self

Set collapse direction.

pub fn with_indicators(self, indicators: CollapseIndicators) -> Self

Set indicator style.

pub fn with_border_style(self, style: BorderStyle) -> Self

Set border style.

pub fn with_title_color(self, color: Color) -> Self

Set title color.

pub fn with_border_color(self, color: Color) -> Self

Set border color.

pub fn with_indicator_color(self, color: Color) -> Self

Set indicator color.

pub fn with_content_height(self, height: usize) -> Self

Set content height when expanded.

pub fn title(&self) -> &str

Get the title.

pub fn is_collapsed(&self) -> bool

Check if panel is collapsed.

pub fn is_expanded(&self) -> bool

Check if panel is expanded.

pub fn direction(&self) -> CollapseDirection

Get collapse direction.

pub fn inner_rect(&self) -> Rect

Get the inner content area (excluding border).

pub fn effective_height(&self) -> usize

Get effective height based on collapsed state.

pub fn toggle(&mut self)

Toggle collapsed state.

pub fn expand(&mut self)

Expand the panel.

pub fn collapse(&mut self)

Collapse the panel.

pub fn set_title(&mut self, title: impl Into<String>)

Set title.

Trait Implementations

impl Brick for CollapsiblePanel

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

Get the brick’s unique type name

fn assertions(&self) -> &[BrickAssertion]

Get all assertions for this brick

fn budget(&self) -> BrickBudget

Get the performance budget

fn verify(&self) -> BrickVerification

Verify all assertions against current state

fn to_html(&self) -> String

Generate HTML for this brick (WASM target)

fn to_css(&self) -> String

Generate CSS for this brick (WASM target)

fn test_id(&self) -> Option<&str>

Get the test ID for DOM queries

fn can_render(&self) -> bool

Check if this brick can be rendered (all assertions pass)

impl Clone for CollapsiblePanel

fn clone(&self) -> CollapsiblePanel

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for CollapsiblePanel

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

Formats the value using the given formatter.

impl Default for CollapsiblePanel

fn default() -> Self

Returns the “default value” for a type.

impl Widget for CollapsiblePanel

fn type_id(&self) -> TypeId

Get the type identifier for this widget type.

fn measure(&self, constraints: Constraints) -> Size

Compute intrinsic size constraints.

fn layout(&mut self, bounds: Rect) -> LayoutResult

Position children within allocated bounds.

fn paint(&self, canvas: &mut dyn Canvas)

Generate draw commands for rendering.

fn event(&mut self, event: &Event) -> Option<Box<dyn Any + Send>>

Handle input events.

fn children(&self) -> &[Box<dyn Widget>]

Get child widgets for tree traversal.

fn children_mut(&mut self) -> &mut [Box<dyn Widget>]

Get mutable child widgets.

fn is_interactive(&self) -> bool

Check if this widget is interactive (can receive focus/events).

fn is_focusable(&self) -> bool

Check if this widget can receive keyboard focus.

fn accessible_name(&self) -> Option<&str>

Get the accessible name for screen readers.

fn accessible_role(&self) -> AccessibleRole

Get the accessible role.

fn test_id(&self) -> Option<&str>

Get the test ID for this widget (if any).

fn bounds(&self) -> Rect

Get the current bounds of this widget.