Source code for traits_futures.qt.event_loop

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"""
IEventLoop implementation for the Qt event loop.
"""
# We import QtCore to force an ImportError if Qt is not installed.
from pyface.qt import QtCore  # noqa: F401

from traits_futures.i_event_loop import IEventLoop
from traits_futures.qt.event_loop_helper import EventLoopHelper
from traits_futures.qt.pingee import Pingee


[docs]@IEventLoop.register class QtEventLoop: """ IEventLoop implementation for the Qt event loop. """
[docs] def pingee(self, on_ping): """ Return a new pingee. Parameters ---------- on_ping Zero-argument callable, called on the main thread (under a running event loop) as a result of each ping sent. The return value of the callable is ignored. Returns ------- pingee : IPingee """ return Pingee(on_ping=on_ping)
[docs] def helper(self): """ Return a new event loop helper. Returns ------- event_loop_helper : IEventLoopHelper """ return EventLoopHelper()