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Name send_message variants better

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Kovid Goyal 2020-10-20 08:30:14 +05:30
parent 790a34d5d9
commit 051bd1a35f
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1 changed files with 6 additions and 6 deletions
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12
src/calibre/gui2/listener.py
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@ -76,7 +76,7 @@ def on_disconnect(self, connection_id, q_local_socket):
self.message_received.emit(self.pending_messages.pop(connection_id, b''))
def send_message_implementation(msg, address=None, timeout=5):
def send_message_in_process(msg, address=None, timeout=5):
address = address or gui_socket_address()
if isinstance(msg, str):
msg = msg.encode('utf-8')
@ -89,7 +89,7 @@ def send_message_implementation(msg, address=None, timeout=5):
else:
s.connectToServer(address)
if not s.waitForConnected(qt_timeout):
raise OSError(f'Failed to connect to Listener at: {address}')
raise OSError(f'Failed to connect to Listener at: {address} with error: {s.errorString()}')
data = QByteArray(msg)
while True:
written = s.write(data)
@ -100,9 +100,9 @@ def send_message_implementation(msg, address=None, timeout=5):
data = data.right(len(data) - written)
def send_message(msg, address=None, timeout=5, wait_till_sent=False):
# On Windows sending a message in a process that does anything non-trivial
# like running a Qt Event loop deadlocks, so we do the actual sending in
def send_message_via_worker(msg, address=None, timeout=5, wait_till_sent=False):
# On Windows sending a message in a process that also is listening on the
# same named pipe in a different thread deadlocks, so we do the actual sending in
# a simple worker process
import json
import subprocess
@ -132,7 +132,7 @@ def show_message(msg):
l.setText(msg.decode('utf-8'))
def send():
send_message('hello!', wait_till_sent=False)
send_message_via_worker('hello!', wait_till_sent=False)
QTimer.singleShot(1000, send)
s = Listener(parent=l)