Struct LoginScreen 

pub struct LoginScreen {
    pub username_buffer: String,
    pub password_buffer: String,
    pub error_message: String,
    pub state: LoginField,
    /* private fields */
}

Login screen state.

Fields

username_buffer: String

Username input buffer (max 32 chars).

password_buffer: String

Password input buffer (max 64 chars).

error_message: String

Error message (e.g. “Invalid credentials”).

state: LoginField

Current field/state.

Implementations

impl LoginScreen

pub fn new() -> Self

Create a new login screen.

pub fn reset(&mut self)

Reset the login screen to its initial state.

pub fn handle_key(&mut self, key: u8) -> bool

Handle a key press.

Returns true if the form is ready to submit (Enter on password field).

pub fn render(&mut self, buf: &mut [u32], width: u32, height: u32)

Render the login screen to a pixel buffer.

buf is width * height ARGB8888 pixels.

pub fn set_auth_result(&mut self, success: bool, message: &str)

Set authentication result.

pub fn authenticate(&mut self) -> bool

Attempt authentication using the security subsystem.

Trait Implementations

impl Clone for LoginScreen

fn clone(&self) -> LoginScreen

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for LoginScreen

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

Formats the value using the given formatter.

impl Default for LoginScreen

fn default() -> Self

Returns the “default value” for a type.