new methods and constants for using the mouse, character attributes,

colors and key codes.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@1676 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

ext/curses/mouse.rb

@@ -0,0 +1,53 @@
+#!/usr/local/bin/ruby
+
+require "curses"
+include Curses
+
+def show_message(*msgs)
+  message = msgs.join
+  width = message.length + 6
+  win = Window.new(5, width,
+		   (lines - 5) / 2, (cols - width) / 2)
+  win.keypad = true
+  win.attron(color_pair(COLOR_RED)){
+    win.box(?|, ?-, ?+)
+  }
+  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 - 5) / 2, (cols - 10) / 2)
+  attron(color_pair(COLOR_BLUE)|A_BOLD){
+    addstr("click")
+  }
+  refresh
+  while( true )
+    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