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