def check(self, event=None):
event = event if event is not None else self.win.getch()
try:
if event == curses.KEY_RESIZE:
return event
elif event == curses.KEY_LEFT:
return None
elif event == curses.KEY_RIGHT:
return None
elif event == curses.KEY_UP:
return None
elif event == curses.KEY_DOWN:
return None
elif self.trigs.get(event):
self.trigs.get(event)()
elif self.trigs.get(int(event)):
self.trigs.get(int(event))()
elif self.trigs.get(str(event)):
self.trigs.get(str(event))()
elif self.trigs.get(chr(event)):
self.trigs.get(chr(event))()
elif self.trigs.get(str(curses.keyname(event))):
self.trigs.get(str(curses.keyname(event)))()
elif self.trigs.get('rest'):
self.trigs.get('rest')(event)
return event
except ValueError, e:
drawMessage(str(e)+"\n Press Enter.", self.win)
self.win.addstr(1, 4, 'key: \'%s\' <=> %c <=> 0x%X <=> %d' % (curses.keyname(event), event & 255, event, event))
def display(self):
'''Display help text file, scrollable with 'j' and 'k'.'''
try:
h, w = self.win.getmaxyx()
fl = self.f.readlines()
self.scroll = 0
while True:
s = ""
for i in range(h-4):
if self.scroll+i < len(fl):
s += fl[(self.scroll+i)%len(fl)]
self.win.erase()
self.win.addstr(2, 0, s)
curses.curs_set(0) # Hide cursor
event = self.ec.check()
if event == 13:
break
except Exception, e:
self.win.erase()
drawMessage(str(e)+"\n Press ENTER.", self.win)
