Menu siêu gọn!!!

#==============================================================================
# ** Window_MenuCommand
#------------------------------------------------------------------------------
#  This command window appears on the menu screen.
#==============================================================================

class Window_MenuCommand < Window_Command
  #--------------------------------------------------------------------------
  # * Initialize Command Selection Position (Class Method)
  #--------------------------------------------------------------------------
  def self.init_command_position
    @@last_command_symbol = nil
  end
  #--------------------------------------------------------------------------
  # * Object Initialization
  #--------------------------------------------------------------------------
  def initialize
    super(0, 0)
    select_last
  end
  #--------------------------------------------------------------------------
  # * Get Window Width
  #--------------------------------------------------------------------------
  def window_width
    return 160
  end
  #--------------------------------------------------------------------------
  # * Get Number of Lines to Show
  #--------------------------------------------------------------------------
  def visible_line_number
    item_max
  end
  #--------------------------------------------------------------------------
  # * Create Command List
  #--------------------------------------------------------------------------
  def make_command_list
    add_main_commands
    #add_formation_command
    add_original_commands
    add_save_command
    add_game_end_command
  end
  #--------------------------------------------------------------------------
  # * Add Main Commands to List
  #--------------------------------------------------------------------------
  def add_main_commands
    add_command(Vocab::item,   :item,   main_commands_enabled)
    #add_command(Vocab::skill,  :skill,  main_commands_enabled)
    #add_command(Vocab::equip,  :equip,  main_commands_enabled)
    #add_command(Vocab::status, :status, main_commands_enabled)
  end
  #--------------------------------------------------------------------------
  # * Add Formation to Command List
  #--------------------------------------------------------------------------
  def add_formation_command
    add_command(Vocab::formation, :formation, formation_enabled)
  end
  #--------------------------------------------------------------------------
  # * For Adding Original Commands
  #--------------------------------------------------------------------------
  def add_original_commands
  end
  #--------------------------------------------------------------------------
  # * Add Save to Command List
  #--------------------------------------------------------------------------
  def add_save_command
    add_command(Vocab::save, :save, save_enabled)
  end
  #--------------------------------------------------------------------------
  # * Add Exit Game to Command List
  #--------------------------------------------------------------------------
  def add_game_end_command
    add_command(Vocab::game_end, :game_end)
  end
  #--------------------------------------------------------------------------
  # * Get Activation State of Main Commands
  #--------------------------------------------------------------------------
  def main_commands_enabled
    $game_party.exists
  end
  #--------------------------------------------------------------------------
  # * Get Activation State of Formation
  #--------------------------------------------------------------------------
  def formation_enabled
    $game_party.members.size >= 2 && !$game_system.formation_disabled
  end
  #--------------------------------------------------------------------------
  # * Get Activation State of Save
  #--------------------------------------------------------------------------
  def save_enabled
    !$game_system.save_disabled
  end
  #--------------------------------------------------------------------------
  # * Processing When OK Button Is Pressed
  #--------------------------------------------------------------------------
  def process_ok
    @@last_command_symbol = current_symbol
    super
  end
  #--------------------------------------------------------------------------
  # * Restore Previous Selection Position
  #--------------------------------------------------------------------------
  def select_last
    select_symbol(@@last_command_symbol)
  end
end

#==============================================================================
# ** Scene_Menu
#------------------------------------------------------------------------------
#  This class performs the menu screen processing.
#==============================================================================

class Scene_Menu < Scene_MenuBase
  #--------------------------------------------------------------------------
  # * Start Processing
  #--------------------------------------------------------------------------
  def start
    super
    create_command_window
    #create_gold_window
    #create_status_window
  end
  #--------------------------------------------------------------------------
  # * Create Command Window
  #--------------------------------------------------------------------------
  def create_command_window
    @command_window = Window_MenuCommand.new
    @command_window.set_handler(:item,      method(:command_item))
    @command_window.set_handler(:skill,     method(:command_personal))
    @command_window.set_handler(:equip,     method(:command_personal))
    @command_window.set_handler(:status,    method(:command_personal))
    @command_window.set_handler(:formation, method(:command_formation))
    @command_window.set_handler(:save,      method(:command_save))
    @command_window.set_handler(:game_end,  method(:command_game_end))
    @command_window.set_handler(:cancel,    method(:return_scene))
  end
  #--------------------------------------------------------------------------
  # * Create Gold Window
  #--------------------------------------------------------------------------
  def create_gold_window
    @gold_window = Window_Gold.new
    @gold_window.x = 0
    @gold_window.y = Graphics.height - @gold_window.height
  end
  #--------------------------------------------------------------------------
  # * Create Status Window
  #--------------------------------------------------------------------------
  def create_status_window
    @status_window = Window_MenuStatus.new(@command_window.width, 0)
  end
  #--------------------------------------------------------------------------
  # * [Item] Command
  #--------------------------------------------------------------------------
  def command_item
    SceneManager.call(Scene_Item)
  end
  #--------------------------------------------------------------------------
  # * [Skill], [Equipment] and [Status] Commands
  #--------------------------------------------------------------------------
  def command_personal
    @status_window.select_last
    @status_window.activate
    @status_window.set_handler(:ok,     method(:on_personal_ok))
    @status_window.set_handler(:cancel, method(:on_personal_cancel))
  end
  #--------------------------------------------------------------------------
  # * [Formation] Command
  #--------------------------------------------------------------------------
  def command_formation
    @status_window.select_last
    @status_window.activate
    @status_window.set_handler(:ok,     method(:on_formation_ok))
    @status_window.set_handler(:cancel, method(:on_formation_cancel))
  end
  #--------------------------------------------------------------------------
  # * [Save] Command
  #--------------------------------------------------------------------------
  def command_save
    SceneManager.call(Scene_Save)
  end
  #--------------------------------------------------------------------------
  # * [Exit Game] Command
  #--------------------------------------------------------------------------
  def command_game_end
    SceneManager.call(Scene_End)
  end
  #--------------------------------------------------------------------------
  # * [OK] Personal Command
  #--------------------------------------------------------------------------
  def on_personal_ok
    case @command_window.current_symbol
    when :skill
      SceneManager.call(Scene_Skill)
    when :equip
      SceneManager.call(Scene_Equip)
    when :status
      SceneManager.call(Scene_Status)
    end
  end
  #--------------------------------------------------------------------------
  # * [Cancel] Personal Command
  #--------------------------------------------------------------------------
  def on_personal_cancel
    @status_window.unselect
    @command_window.activate
  end
  #--------------------------------------------------------------------------
  # * Formation [OK]
  #--------------------------------------------------------------------------
  def on_formation_ok
    if @status_window.pending_index >= 0
      $game_party.swap_order(@status_window.index,
                             @status_window.pending_index)
      @status_window.pending_index = -1
      @status_window.redraw_item(@status_window.index)
    else
      @status_window.pending_index = @status_window.index
    end
    @status_window.activate
  end
  #--------------------------------------------------------------------------
  # * Formation [Cancel]
  #--------------------------------------------------------------------------
  def on_formation_cancel
    if @status_window.pending_index >= 0
      @status_window.pending_index = -1
      @status_window.activate
    else
      @status_window.unselect
      @command_window.activate
    end
  end
end