class Opal::UI::CodeView

• Opal::UI::CodeView
• Opal::UI::Element
• Reference
• Object

Overview

Code and disassembly viewing element with line numbers, syntax highlighting, cursor indicator, and vertical scrolling.

Defined in:

opal/ui/components/code_view.cr

Constructors

• .new(code : String = "", language : Symbol = :plain, start_line : Int32 = 1, highlighted_line : Int32 | Nil = nil, scroll_offset : Int32 = 0, show_line_numbers : Bool = true, gutter_fg : Color | Symbol | String = :dark_gray, cursor_fg : Color | Symbol | String = :yellow, cursor_indicator : String = "▶ ")

Instance Method Summary

• #code : String
• #code=(code : String)
• #cursor_fg : Color
• #cursor_fg=(cursor_fg : Color)
• #cursor_indicator : String
• #cursor_indicator=(cursor_indicator : String)
• #gutter_fg : Color
• #gutter_fg=(gutter_fg : Color)
• #highlighted_line : Int32 | Nil
• #highlighted_line=(highlighted_line : Int32 | Nil)
• #language : Symbol
• #language=(language : Symbol)
• #lines : Array(String)
• #preferred_size(available_w : Int32, available_h : Int32) : Tuple(Int32, Int32)
• #render(buffer : Buffer, x : Int32, y : Int32, width : Int32, height : Int32) : Nil
• #scroll_down(count : Int32 = 1) : Nil
• #scroll_offset : Int32
• #scroll_offset=(scroll_offset : Int32)
• #scroll_up(count : Int32 = 1) : Nil
• #show_line_numbers=(show_line_numbers : Bool)
• #show_line_numbers? : Bool
• #start_line : Int32
• #start_line=(start_line : Int32)

Constructor Detail

Instance Method Detail