Struct BookViewState 

pub struct BookViewState {
    pub cat: usize,
    pub entry: usize,
    pub page: usize,
    pub at_home: bool,
    pub list_spread: usize,
}

Fields

cat: usize

entry: usize

page: usize

at_home: bool

list_spread: usize

Implementations

impl BookViewState

pub fn handle(&mut self, ev: &str, book: &Book) -> bool

Handle a navigation event string. Returns true if state changed.

pub fn entries_in_cat<'b>(&self, book: &'b Book) -> Vec<&'b BookEntry>

All entries in the current category, unfiltered.

pub fn list_spread_count(&self, book: &Book) -> usize

How many list spreads the current category needs.

pub fn list_spread_start(&self) -> usize

Absolute index of the first entry on the current list spread.

pub fn entries_visible<'b>(&self, book: &'b Book) -> Vec<&'b BookEntry>

The slice of entries visible on the current list spread.

pub fn current_entry<'b>(&self, book: &'b Book) -> Option<&'b BookEntry>

pub fn page_count(&self, book: &Book) -> usize

Trait Implementations

impl Clone for BookViewState

fn clone(&self) -> BookViewState

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for BookViewState

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

Formats the value using the given formatter.

impl Default for BookViewState

fn default() -> BookViewState

Returns the “default value” for a type.