class Opal::Input::TextInput

• Opal::Input::TextInput
• Reference
• Object

Overview

Interactive single-line text input field supporting Tab completion, ghost text preview, cursor navigation, and history.

Defined in:

opal/input/text_input.cr

Constructors

• .new(prompt : String = "> ", value : String = "", autocomplete : Autocomplete | Nil = nil)

Instance Method Summary

• #accept_autocomplete : Bool

  Accepts the currently visible ghost text suggestion

• #autocomplete : Autocomplete | Nil
• #autocomplete(&block : Autocomplete -> Nil) : self

  Configures autocomplete using a block DSL

• #autocomplete=(autocomplete : Autocomplete | Nil)
• #current_ghost_text : String | Nil

  Current ghost text preview suffix

• #cursor_pos : Int32
• #cursor_pos=(cursor_pos : Int32)
• #delete_backward : Nil

  Deletes the character immediately preceding the cursor

• #delete_forward : Nil

  Deletes the character at the cursor

• #handle_key(event : Terminal::KeyEvent) : Bool

  Handles a key event.

• #history : Array(String)
• #history=(history : Array(String))
• #insert(ch : Char) : Nil

  Inserts a character at the current cursor position

• #move_end : Nil
• #move_left : Nil

  Moves cursor left

• #move_right : Nil

  Moves cursor right

• #move_start : Nil
• #prompt : String
• #prompt=(prompt : String)
• #read_line(driver : Terminal::Driver | Nil = nil) : String

  Interactively reads user input until Enter is pressed, drawing in-place updates and ghost text.

• #value : String
• #value=(value : String)

Constructor Detail

Instance Method Detail