# class Curses::MouseEvent

## Description¶ ↑

Curses::MouseEvent

## Example¶ ↑

- mouse.rb

      require "curses"
      include Curses

      def show_message(*msgs)
        message = msgs.join
        height, width = 5, message.length + 6
        top, left = (lines - height) / 2, (cols - width) / 2
        win = Window.new(height, width, top, left)
        win.keypad = true
        win.attron(color_pair(COLOR_RED)) do
          win.box("|", "-", "+")
        end
        win.setpos(2, 3)
        win.addstr(message)
        win.refresh
        win.getch
        win.close
      end

      init_screen
      start_color
      init_pair(COLOR_BLUE, COLOR_BLUE, COLOR_WHITE)
      init_pair(COLOR_RED, COLOR_RED, COLOR_WHITE)
      crmode
      noecho
      stdscr.keypad(true)

      begin
        mousemask(BUTTON1_CLICKED|BUTTON2_CLICKED|BUTTON3_CLICKED|BUTTON4_CLICKED)
        setpos((lines - 1) / 2, (cols - 5) / 2)
        attron(color_pair(COLOR_BLUE)|A_BOLD) do
          addstr("click")
        end
        refresh
        loop do
          c = getch
          case c
          when KEY_MOUSE
            m = getmouse
            if m
              show_message("getch = #{c.inspect}, ",
                           "mouse event = #{'0x%x' % m.bstate}, ",
                           "axis = (#{m.x},#{m.y},#{m.z})")
            end
            break
          end
        end
        refresh
      ensure
        close_screen
      end