Class: Amun::UI::ModeLine

Inherits:
Object
  • Object
show all
Defined in:
lib/amun/ui/mode_line.rb

Overview

a line of small segments that display information about the current buffer, like mode name, line number, buffer name…etc

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(buffer) ⇒ ModeLine

Returns a new instance of ModeLine.



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# File 'lib/amun/ui/mode_line.rb', line 13

def initialize(buffer)
  @buffer = buffer
  @right_segments = []
  @left_segments = [
    ModeLineSegments::BufferName.new(buffer),
    ModeLineSegments::MajorMode.new(buffer)
  ]

  Helpers::Colors.register_default(:mode_line, 0, 255)
end

Instance Attribute Details

#left_segments ⇒ Object (readonly)

Returns the value of attribute left_segments.



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# File 'lib/amun/ui/mode_line.rb', line 11

def left_segments
  @left_segments
end

#right_segments ⇒ Object (readonly)

Returns the value of attribute right_segments.



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# File 'lib/amun/ui/mode_line.rb', line 11

def right_segments
  @right_segments
end

Instance Method Details

#render(window) ⇒ Object 



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# File 'lib/amun/ui/mode_line.rb', line 24

def render(window)
  right_output = render_segments(right_segments, window)
  left_output = render_segments(left_segments, window)

  size = (right_output + left_output).map(&:size).inject(0, :+)
  empty_space = [0, window.maxx - size].max
  filler = (' ' * empty_space).colorize(:mode_line)

  Helpers::Colors.print(window, *left_output, filler, *right_output)
end