def run(self):
self._setup()
e = xlib.XEvent()
t = 0
sleep_time = 0.
self.dispatch_event('on_enter')
while not self.has_exit:
# Check for already pending events
for display in displays:
if xlib.XPending(display._display):
pending_displays = (display, )
break
else:
# None found; select on all file descriptors or timeout
iwtd = self.get_select_files()
pending_displays, _, _ = select.select(iwtd, (), (),
sleep_time)
# Dispatch platform events
for display in pending_displays:
while xlib.XPending(display._display):
xlib.XNextEvent(display._display, e)
# Key events are filtered by the xlib window event
# handler so they get a shot at the prefiltered event.
if e.xany.type not in (xlib.KeyPress, xlib.KeyRelease):
if xlib.XFilterEvent(e, e.xany.window):
continue
try:
window = display._window_map[e.xany.window]
except KeyError:
continue
window.dispatch_platform_event(e)
# Dispatch resize events
for window in windows:
if window._needs_resize:
window.switch_to()
window.dispatch_event('on_resize', window._width,
window._height)
window.dispatch_event('on_expose')
window._needs_resize = False
sleep_time = self.idle()
self.dispatch_event('on_exit')
def event_loop(dpy, win):
while True:
while xlib.XPending(dpy) > 0:
event = xlib.XEvent()
xlib.XNextEvent(dpy, event)
if event.type == xlib.Expose:
pass
elif event.type == xlib.ConfigureNotify:
reshape(event.xconfigure.width, event.xconfigure.height)
elif event.type == xlib.KeyPress:
pass # TODO
#angle += 2.0
draw()
glXSwapBuffers(dpy, win)
def _unmap(self):
if not self._mapped:
return
xlib.XSelectInput(self._x_display, self._window,
xlib.StructureNotifyMask)
xlib.XUnmapWindow(self._x_display, self._window)
e = xlib.XEvent()
while True:
xlib.XNextEvent(self._x_display, e)
if e.type == xlib.UnmapNotify:
break
xlib.XSelectInput(self._x_display, self._window,
self._default_event_mask)
self._mapped = False
def dispatch_events(self):
e = xlib.XEvent()
while xlib.XPending(self._display):
xlib.XNextEvent(self._display, e)
# Key events are filtered by the xlib window event
# handler so they get a shot at the prefiltered event.
if e.xany.type not in (xlib.KeyPress, xlib.KeyRelease):
if xlib.XFilterEvent(e, e.xany.window):
continue
try:
window = self._window_map[e.xany.window]
except KeyError:
continue
window.dispatch_platform_event(e)
def _map(self):
if self._mapped:
return
# Map the window, wait for map event before continuing.
xlib.XSelectInput(self._x_display, self._window,
xlib.StructureNotifyMask)
xlib.XMapRaised(self._x_display, self._window)
e = xlib.XEvent()
while True:
xlib.XNextEvent(self._x_display, e)
if e.type == xlib.MapNotify:
break
xlib.XSelectInput(self._x_display, self._window,
self._default_event_mask)
self._mapped = True
if self._fullscreen:
# Possibly an override_redirect issue.
self.activate()
self.dispatch_event('on_resize', self._width, self._height)
self.dispatch_event('on_show')
self.dispatch_event('on_expose')