Struct AlternateViewport 

pub struct AlternateViewport { /* private fields */ }

Application-owned transcript viewport for the alternate-screen renderer.

Implementations

impl AlternateViewport

pub fn state(&self) -> ViewportState

Current navigation state.

pub fn follow_tail(&mut self)

Return to the newest transcript content.

pub fn reset(&mut self)

Forget navigation state after a transcript clear.

pub fn handle_navigation(&mut self, app: &App, event: &Event) -> bool

Apply transcript navigation when no higher-priority surface owns input.

pub fn line_up(&mut self)

Scroll one visual row toward older content.

pub fn line_down(&mut self)

Scroll one visual row toward newer content.

pub fn half_page_up(&mut self)

Scroll half a visible transcript page toward older content.

pub fn half_page_down(&mut self)

Scroll half a visible transcript page toward newer content.

pub fn page_up(&mut self)

Scroll one visible transcript page toward older content.

pub fn page_down(&mut self)

Scroll one visible transcript page toward newer content.

pub fn top(&mut self)

Jump to the oldest projected transcript row.

pub fn build_frame(&mut self, app: &App, width: usize, height: usize) -> Frame

Build one complete terminal-sized logical frame.

Trait Implementations

impl Debug for AlternateViewport

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

Formats the value using the given formatter.

impl Default for AlternateViewport

fn default() -> AlternateViewport

Returns the “default value” for a type.