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# Copyright (c) 2009, 2010 hut <hut@lavabit.com>
#
# Permission to use, copy, modify, and/or distribute this software for any
# purpose with or without fee is hereby granted, provided that the above
# copyright notice and this permission notice appear in all copies.
#
# THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
# WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
# MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
# ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
# WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
# ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
# OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
import curses
class MouseEvent(object):
PRESSED = [ 0,
curses.BUTTON1_PRESSED,
curses.BUTTON2_PRESSED,
curses.BUTTON3_PRESSED,
curses.BUTTON4_PRESSED ]
def __init__(self, getmouse):
"""Creates a MouseEvent object from the result of win.getmouse()"""
_, self.x, self.y, _, self.bstate = getmouse
# x-values above ~220 suddenly became negative, apparently
# it's sufficient to add 0xFF to fix that error.
if self.x < 0:
self.x += 0xFF
if self.y < 0:
self.y += 0xFF
def pressed(self, n):
"""Returns whether the mouse key n is pressed"""
try:
return (self.bstate & MouseEvent.PRESSED[n]) != 0
except:
return False
def ctrl(self):
return self.bstate & curses.BUTTON_CTRL
def alt(self):
return self.bstate & curses.BUTTON_ALT
def shift(self):
return self.bstate & curses.BUTTON_SHIFT
def key_invalid(self):
return self.bstate > curses.ALL_MOUSE_EVENTS
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