class Window_Message < Window_Selectable
  def update
    super
    # If fade in
    if @fade_in
      self.contents_opacity += 24
      if @input_number_window != nil
        @input_number_window.contents_opacity += 24
      end
      if self.contents_opacity == 255
        @fade_in = false
      end
      return
    end
    # If inputting number
    if @input_number_window != nil
      @input_number_window.update
      # Confirm
      if Input.trigger?(Input::C)
        $game_system.se_play($data_system.decision_se)
        $game_variables[$game_temp.num_input_variable_id] =
          @input_number_window.number
        $game_map.need_refresh = true
        # Dispose of number input window
        @input_number_window.dispose
        @input_number_window = nil
        terminate_message
      end
      return
    end
    # If message is being displayed
    if @contents_showing
      # If choice isn't being displayed, show pause sign
      if $game_temp.choice_max == 0
        self.pause = true
      end
      # Skip feature added by Fatra
      if Input.press?(Input::CTRL)
        if $game_temp.choice_max > 0
        else
          terminate_message
        end
      end
      # Cancel
      if Input.trigger?(Input::B)
        if $game_temp.choice_max > 0 and $game_temp.choice_cancel_type > 0
          $game_system.se_play($data_system.cancel_se)
          $game_temp.choice_proc.call($game_temp.choice_cancel_type - 1)
          terminate_message
        end
      end
      # Confirm
      if Input.trigger?(Input::C)
        if $game_temp.choice_max > 0
          $game_system.se_play($data_system.decision_se)
          $game_temp.choice_proc.call(self.index)
        end
        terminate_message
      end
      return
    end
    # If display wait message or choice exists when not fading out
    if @fade_out == false and $game_temp.message_text != nil
      @contents_showing = true
      $game_temp.message_window_showing = true
      reset_window
      refresh
      Graphics.frame_reset
      self.visible = true
      self.contents_opacity = 0
      if @input_number_window != nil
        @input_number_window.contents_opacity = 0
      end
      @fade_in = true
      return
    end
    # If message which should be displayed is not shown, but window is visible
    if self.visible
      @fade_out = true
      self.opacity -= 48
      if self.opacity == 0
        self.visible = false
        @fade_out = false
        $game_temp.message_window_showing = false
      end
      return
    end
  end
end