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.ConfigureNotify:
self._width = e.xconfigure.width
self._height = e.xconfigure.height
elif e.type == xlib.MapNotify:
break
xlib.XSelectInput(self._x_display, self._window,
self._default_event_mask)
self._mapped = True
if self._override_redirect:
# 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')
def select(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:
dispatch = self._window_map[e.xany.window]
except KeyError:
continue
dispatch(e)
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
