Struct dialog::backends::Dialog

pub struct Dialog { /* private fields */ }

The dialog backend.

This backend uses the external dialog program (not to be confused with this crate also called dialog) to display text-based dialog boxes in the terminal.

Implementations

impl Dialog

pub fn new() -> Dialog

Creates a new Dialog instance without configuration.

pub fn set_backtitle(&mut self, backtitle: impl Into<String>)

Sets the backtitle for the dialog boxes.

The backtitle is displayed on the backdrop, at the top of the screen.

pub fn set_height(&mut self, height: u32)

Sets the height of the dialog boxes.

The height is given in characters. The actual height of the dialog box might be higher than the given height if the content would not fit otherwise. The default height is zero.

pub fn set_width(&mut self, width: u32)

Sets the width of the dialog boxes.

The width is given in characters. The actual width of the dialog box might be higher than the given width if the content would not fit otherwise. The default width is zero.

Trait Implementations

impl AsRef<Dialog> for Dialog

fn as_ref(&self) -> &Self

Converts this type into a shared reference of the (usually inferred) input type.

impl Backend for Dialog

fn show_input(&self, input: &Input) -> Result<Option<String>>

Shows the given input dialog and returns the input.

fn show_message(&self, message: &Message) -> Result<()>

Shows the given message dialog.

fn show_password(&self, password: &Password) -> Result<Option<String>>

Shows the given password dialog and returns the password.

fn show_question(&self, question: &Question) -> Result<Choice>

Shows the given question dialog and returns the choice.

impl Debug for Dialog

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

Formats the value using the given formatter.