Struct HelpState 

pub struct HelpState {
    pub is_visible: bool,
    pub scroll_offset: u16,
    pub max_scroll: u16,
    pub open_count: usize,
    pub last_opened: Option<Instant>,
}

Help widget state management

Fields

is_visible: bool

Whether help is visible

scroll_offset: u16

Vertical scroll offset

max_scroll: u16

Maximum scroll based on content height

open_count: usize

Number of times help was opened

last_opened: Option<Instant>

Last time help was opened

Implementations

impl HelpState

pub fn new() -> Self

pub fn show(&mut self)

Show help and reset scroll

pub fn hide(&mut self)

Hide help

pub fn toggle(&mut self)

Toggle help visibility

pub fn scroll_down(&mut self, amount: u16)

Scroll down by amount

pub fn scroll_up(&mut self, amount: u16)

Scroll up by amount

pub fn set_max_scroll(&mut self, content_lines: usize, viewport_height: usize)

Set maximum scroll based on content height and viewport

Trait Implementations

impl Clone for HelpState

fn clone(&self) -> HelpState

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for HelpState

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

Formats the value using the given formatter.

impl Default for HelpState

fn default() -> Self

Returns the “default value” for a type.