def wait_for_disappearance(timeout):
start = time.time()
while self.exists():
self.poco.sleep_for_polling_interval()
self.get_ui()
if time.time() - start > timeout:
raise PocoTargetTimeout('disappearance', self)
def dismiss(self,
targets,
exit_when=None,
sleep_interval=0.5,
appearance_timeout=20,
timeout=120):
"""
Automatically dismiss the target objects
Args:
targets (:obj:`list`): list of poco objects to be dropped
exit_when: termination condition, default is None which means to automatically exit when list of
``targets`` is empty
sleep_interval: time interval between each actions for the given targets, default is 0.5s
appearance_timeout: time interval to wait for given target to appear on the screen, automatically exit when
timeout, default is 20s
timeout: dismiss function timeout, default is 120s
Raises:
PocoTargetTimeout: when dismiss time interval timeout, under normal circumstances, this should not happen
and if happens, it will be reported
"""
try:
self.wait_for_any(targets, timeout=appearance_timeout)
except PocoTargetTimeout:
# here returns only when timeout
# 仅当超时时自动退出
warnings.warn(
'Waiting timeout when trying to dismiss something before them appear. Targets are {}'
.encode('utf-8').format(targets))
return
start_time = time.time()
while True:
no_target = True
for t in targets:
if t.exists():
try:
for n in t:
try:
n.click(sleep_interval=sleep_interval)
no_target = False
except:
pass
except:
# Catch the NodeHasBeenRemoved exception if some node was removed over the above iteration
# and just ignore as this will not affect the result.
# 遍历(__iter__: for n in t)过程中如果节点正好被移除了，可能会报远程节点被移除的异常
# 这个报错忽略就行
pass
time.sleep(sleep_interval)
should_exit = exit_when() if exit_when else False
if no_target or should_exit:
return
if time.time() - start_time > timeout:
raise PocoTargetTimeout('dismiss', targets)
def wait_for_disappearance(self, timeout=120):
"""
Block and wait until the UI element **disappears** within the given timeout.
Args:
timeout: maximum waiting time in seconds
Raises:
PocoTargetTimeout: when timeout
"""
start = time.time()
while self.exists():
self.poco.sleep_for_polling_interval()
if time.time() - start > timeout:
raise PocoTargetTimeout('disappearance', self)
def wait_for_appearance(self, timeout=120):
"""
Block and wait until the UI element **appears** within the given timeout. When timeout, the
:py:class:`PocoTargetTimeout <poco.exceptions.PocoTargetTimeout>` is raised.
Args:
timeout: maximum waiting time in seconds
Raises:
PocoTargetTimeout: when timeout
"""
start = time.time()
while not self.exists():
self.poco.sleep_for_polling_interval()
if time.time() - start > timeout:
raise PocoTargetTimeout('appearance', self)
def wait_for_disappearance(self, timeout=120):
"""
Block and wait until the UI element **disappears** within the given timeout.
Args:
timeout: maximum waiting time in seconds
Raises:
PocoTargetTimeout: when timeout
"""
start = time.time()
while self.exists():
self.poco.sleep_for_polling_interval()
if time.time() - start > timeout:
raise PocoTargetTimeout('disappearance', self)
# 强制重新获取节点状态，避免节点已经存在、又消失后，这里不会刷新节点信息导致exists()永远为True的bug
self.invalidate()