Class: Liberator::Controller

Inherits:
Object
  • Object
show all
Defined in:
lib/liberator/controller.rb

Instance Method Summary collapse

Constructor Details

#initialize(view) ⇒ Controller

Returns a new instance of Controller.



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# File 'lib/liberator/controller.rb', line 3

def initialize(view)
  @view = view
  @view.update_status_bar "Analyzing #{Dir.pwd}..."
  @directory = Directory.new Dir.pwd
  render
end

Instance Method Details

#handle_key(key) ⇒ Object 



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# File 'lib/liberator/controller.rb', line 16

def handle_key(key)
  case key
  when 'q'
    @view.close
    exit
  when 'j'
    @directory.select_next_entry
    render
  when 'k'
    @directory.select_previous_entry
    render
  when 10
    if File.directory? @directory.selected_entry[:path]
      @view.update_status_bar "Analyzing #{@directory.selected_entry[:path]}..."
      begin
        @directory = Directory.new @directory.selected_entry[:path]
      rescue IOError
        @view.update_status_bar "Cannot change directories due to permissions"
      end
      render
    end
  when 'h'
    @view.update_status_bar "Analyzing #{File.expand_path(@directory.path + '/..')}..."
    @directory = @directory.parent
    render
  when 'x'
    @directory.delete_selected_entry if @view.confirm_delete
    @directory.refresh
    render
  end
end

#listen ⇒ Object 



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# File 'lib/liberator/controller.rb', line 10

def listen
  loop do
    handle_key @view.capture_keystroke
  end
end

#render ⇒ Object 



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# File 'lib/liberator/controller.rb', line 48

def render
  @view.refresh(@directory.path, @directory.entries, @directory.selected_index)
end