Trait SectionProvider 

pub trait SectionProvider: 'static {
    // Required methods
    fn section_count(&self) -> usize;
    fn items_in_section(&self, section: usize) -> usize;
    fn section_title(&self, section: usize) -> String;

    // Provided method
    fn section_counts(&self) -> Vec<usize> { ... }
}

Partitions a flat model into display sections.

Required Methods

fn section_count(&self) -> usize

Number of sections.

fn items_in_section(&self, section: usize) -> usize

Number of items in section.

fn section_title(&self, section: usize) -> String

Display title for section.

Provided Methods

fn section_counts(&self) -> Vec<usize>

Per-section item counts, in order. Used by the layout strategy.

Dyn Compatibility

This trait is dyn compatible.

In older versions of Rust, dyn compatibility was called "object safety".

Implementors

impl SectionProvider for GroupingSections