Method: RubyCurses::TextView#row_length

Defined in:
lib/rbcurse/core/widgets/rtextview.rb

#row_length ⇒ Object

determine length of row since we have chunks now. Since chunk implements length, so not required except for the old cases of demos that use an array.



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# File 'lib/rbcurse/core/widgets/rtextview.rb', line 250

def row_length
  case @buffer
  when String
    @buffer.length
  when Chunks::ChunkLine
    return @buffer.length
  when Array
    # this is for those old cases like rfe.rb which sent in an array
    # (before we moved to chunks) 
    # line is an array of arrays
    if @buffer[0].is_a? Array
      result = 0
      @buffer.each {|e| result += e[1].length  }
      return result
    end
    # line is one single chunk
    return @buffer[1].length
  end
end