Class: Ruco::Application

Inherits:
Object show all
Defined in:
lib/ruco/application.rb

Instance Method Summary collapse

Constructor Details

#initialize(file, options) ⇒ Application

Returns a new instance of Application.



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# File 'lib/ruco/application.rb', line 3

def initialize(file, options)
  @file = file
  @options = options

  setup_actions
  setup_keys
  load_user_config
  create_components
end

Instance Method Details

#action(name, &block) ⇒ Object 



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# File 'lib/ruco/application.rb', line 64

def action(name, &block)
  @actions[name] = block
end

#ask(question, options = {}, &block) ⇒ Object 



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# File 'lib/ruco/application.rb', line 68

def ask(question, options={}, &block)
  @focused = command
  command.ask(question, options) do |response|
    @focused = editor
    block.call(response)
  end
end

#bind(key, action = nil, &block) ⇒ Object 



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# File 'lib/ruco/application.rb', line 58

def bind(key, action=nil, &block)
  raise "Ctrl+m cannot be bound" if key == :"Ctrl+m" # would shadow enter -> bad
  raise if action and block
  @bindings[key] = action || block
end

#configure(&block) ⇒ Object 



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# File 'lib/ruco/application.rb', line 76

def configure(&block)
  instance_exec(&block)
end

#cursor ⇒ Object 



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# File 'lib/ruco/application.rb', line 17

def cursor
  Cursor.new(@focused.cursor.line + @status_lines, @focused.cursor.column)
end

#key(key) ⇒ Object 



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# File 'lib/ruco/application.rb', line 21

def key(key)
  if bound = @bindings[key]
    result = if bound.is_a?(Symbol)
      @actions[bound].call
    else
      bound.call
    end
    return result
  end

  case key

  # move
  when :up then @focused.move(:relative, -1,0)
  when :down then @focused.move(:relative, 1,0)
  when :right then @focused.move(:relative, 0,1)
  when :left then @focused.move(:relative, 0,-1)
  when :end then @focused.move :to_eol
  when :home then @focused.move :to_bol
  when :page_up then @focused.move :page_up
  when :page_down then @focused.move :page_down

  # modify
  when :tab then @focused.insert("\t")
  when :enter then
    @focused.insert("\n")
  when :backspace then @focused.delete(-1)
  when :delete then @focused.delete(1)

  when :escape then # escape from focused
    @focused.reset
    @focused = editor
  else
    @focused.insert(key) if key.is_a?(String)
  end
end

#resize(lines, columns) ⇒ Object 



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# File 'lib/ruco/application.rb', line 80

def resize(lines, columns)
  @options[:lines] = lines
  @options[:columns] = columns
  create_components
  @editor.resize(editor_lines, columns)
end

#view ⇒ Object 



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# File 'lib/ruco/application.rb', line 13

def view
  status.view + "\n" + editor.view + command.view
end