Show Image Menu Command Button

=begin

A snippet to make a menu command button that shows an image when selected.

Made by: Sixth

=end

module MenuPic

  Pic = {
    :folder => "Graphics/Pictures/", # Folder where the image is.
    :img => "gameback2",             # Name of the image.
    :pos => [0,0],                   # Position of the image.
    :z => 500,                       # Z level of the image.
  }

  Command = {
    :index => 5,           # Position of the command button.
    :name => "Parameters", # Name of the command button.
    :show => 0,            # Show switch ID. 0 = always enabled.
    :enable => 0,          # Enable switch ID. 0 = always enabled.
  }

end

# End of settings!

module Cache

  def self.custom_imgs(filename,folder)
    load_bitmap(folder,filename)
  end

end

class Window_MenuCommand < Window_Command

  alias add_pic_cmd1112 make_command_list
  def make_command_list
    add_pic_cmd1112
    return unless check_bool(MenuPic::Command[:show])
    cmd_data = {
      :name => MenuPic::Command[:name],
      :symbol=> :show_pic,
      :enabled => check_bool(MenuPic::Command[:enable]),
      :ext => MenuPic::Pic,
    }
    @list.insert(MenuPic::Command[:index],cmd_data)
  end

  def check_bool(data)
    case data
    when Integer
      return data == 0 || $game_switches[data]
    else
      return data
    end
  end

end

class Scene_Menu < Scene_MenuBase

  alias add_pic_funct5588 create_command_window
  def create_command_window
    add_pic_funct5588
    @command_window.set_handler(:show_pic, method(:trigger_show_pic))
  end

  def trigger_show_pic
    data = @command_window.current_ext
    pic = Sprite.new
    pic.bitmap = Cache.custom_imgs(data[:img],data[:folder])
    pic.x = data[:pos][0]
    pic.y = data[:pos][1]
    pic.z = data[:z]
    until Input.trigger?(:C) || Input.trigger?(:B)
      update
    end
    Sound.play_ok
    pic.bitmap.dispose
    pic.dispose
    @command_window.activate
  end

end

# End of script!