Struct CollapseState 

pub struct CollapseState { /* private fields */ }

Collapse state for markdown sections.

Tracks which sections are collapsed and their hierarchy.

Implementations

impl CollapseState

pub fn new() -> Self

Create a new collapse state with no collapsed sections.

impl CollapseState

pub fn clear_hierarchy(&mut self)

Clear section hierarchy (called when content changes).

impl CollapseState

pub fn collapse_all(&mut self)

Collapse all sections.

impl CollapseState

pub fn collapse_section(&mut self, section_id: usize)

Collapse a section.

Arguments

• section_id - The ID of the section to collapse.

impl CollapseState

pub fn expand_all(&mut self)

Expand all sections.

impl CollapseState

pub fn expand_section(&mut self, section_id: usize)

Expand a section.

Arguments

• section_id - The ID of the section to expand.

impl CollapseState

pub fn get_hierarchy(&self, section_id: usize) -> Option<(u8, Option<usize>)>

Get the hierarchy information for a section.

Arguments

• section_id - The section ID to look up

Returns

Some((level, parent_id)) if the section exists, None otherwise.

impl CollapseState

pub fn is_section_collapsed(&self, section_id: usize) -> bool

Check if a section is collapsed (directly or via parent hierarchy).

Arguments

• section_id - The ID of the section to check.

Returns

true if the section or any of its parent sections is collapsed.

impl CollapseState

pub fn register_section( &mut self, section_id: usize, level: u8, parent_section_id: Option<usize>, )

Register section hierarchy (called during parsing).

Arguments

• section_id - The ID of the section.
• level - The heading level (1-6).
• parent_section_id - The parent section’s ID, if any.

impl CollapseState

pub fn set_section_collapsed(&mut self, section_id: usize, collapsed: bool)

Set the collapse state of a section.

Arguments

• section_id - The ID of the section.
• collapsed - Whether the section should be collapsed.

impl CollapseState

pub fn toggle_section(&mut self, section_id: usize)

Toggle the collapse state of a section.

Arguments

• section_id - The ID of the section to toggle.

Trait Implementations

impl Clone for CollapseState

fn clone(&self) -> CollapseState

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for CollapseState

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

Formats the value using the given formatter.

impl Default for CollapseState

fn default() -> Self

Returns the “default value” for a type.