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# SPDX-License-Identifier: GPL-2.0-or-later
# Copyright (C) 2022, Tomi Valkeinen <tomi.valkeinen@ideasonboard.com>
import selectors
import sys
class NullRenderer:
def __init__(self, state):
self.state = state
self.cm = state['cm']
self.contexts = state['contexts']
self.running = False
def setup(self):
pass
def run(self):
print('Capturing...')
self.running = True
sel = selectors.DefaultSelector()
sel.register(self.cm.efd, selectors.EVENT_READ, self.readcam)
sel.register(sys.stdin, selectors.EVENT_READ, self.readkey)
print('Press enter to exit')
while self.running:
events = sel.select()
for key, mask in events:
callback = key.data
callback(key.fileobj)
print('Exiting...')
def readcam(self, fd):
self.running = self.state['event_handler'](self.state)
def readkey(self, fileobj):
sys.stdin.readline()
self.running = False
def request_handler(self, ctx, req):
self.state['request_prcessed'](ctx, req)
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