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Use the pipe worker instead of the debug executable for the splash screen

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Kovid Goyal 2015-02-02 06:12:06 +05:30
parent f4d638bf4c
commit 8a575ef753
1 changed files with 7 additions and 8 deletions
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15
src/calibre/gui2/splash.py
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@ -13,7 +13,7 @@ from functools import partial
from PyQt5.Qt import QApplication, QSplashScreen, pyqtSignal, QBrush, QColor, Qt, QPixmap
from calibre.constants import iswindows, isosx
from calibre.constants import isosx, DEBUG
from calibre.utils.ipc import eintr_retry_call
class SplashScreen(Thread):
@ -36,13 +36,12 @@ class SplashScreen(Thread):
self.hide = partial(self._rpc, 'hide')
def launch_process(self, debug_executable):
kwargs = {'stdin':subprocess.PIPE}
if iswindows:
import win32process
kwargs['creationflags'] = win32process.CREATE_NO_WINDOW
kwargs['stdout'] = open(os.devnull, 'wb')
kwargs['stderr'] = subprocess.STDOUT
self.process = subprocess.Popen([debug_executable, '-c', 'from calibre.gui2.splash import main; main()'], **kwargs)
from calibre.utils.ipc.simple_worker import start_pipe_worker
if DEBUG:
args = {'stdout':None, 'stderr': None}
else:
args = {'stdout':open(os.devnull, 'wb'), 'stderr':subprocess.STDOUT}
self.process = start_pipe_worker('from calibre.gui2.splash import main; main()', **args)
def _rpc(self, name, *args):
self.queue.put(('_' + name, args))