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Update eventManager.py

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chrys87 2017-04-24 10:19:18 +02:00 committed by GitHub
parent ecad919ca5
commit b061773778
1 changed files with 30 additions and 30 deletions
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60
src/fenrir/core/eventManager.py
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@ -5,13 +5,12 @@
# By Chrys, Storm Dragon, and contributers.
#from core import debug
#from threading import Thread
#from queue import Queue, Empty
from queue import Empty
import time
from enum import Enum
#from _thread import allocate_lock
from multiprocessing import Process, Queue, Lock
from multiprocessing.sharedctypes import Value
from ctypes import c_bool
class fenrirEventType(Enum):
Ignore = 0
@ -27,27 +26,18 @@ class fenrirEventType(Enum):
def __str__(self):
return self.name
'''
class eventQueue(Queue):
def clear(self):
try:
while True:
self.get_nowait()
except Empty:
pass
'''
class eventManager():
def __init__(self):
self._mainLoopRunning = Value('i', 1)
self._mainLoopRunning = Value(c_bool, True)
self._eventProcesses = []
self._eventQueue = Queue()
self.lock = Lock()
self._eventQueue = Queue() # multiprocessing.Queue()
self.cleanEventQueue()
def initialize(self, environment):
self.env = environment
def shutdown(self):
self.terminateAllProcesses()
#self._eventQueue.clear()
self.cleanEventQueue()
def terminateAllProcesses(self):
for proc in self._eventProcesses:
try:
@ -58,7 +48,6 @@ class eventManager():
event = self._eventQueue.get()
print(event)
self.eventDispatcher(event)
def eventDispatcher(self, event):
if not event:
return
@ -68,6 +57,7 @@ class eventManager():
self._mainLoopRunning.value = 0
return
elif event['Type'] == fenrirEventType.ScreenUpdate:
print('do an update')
pass
elif event['Type'] == fenrirEventType.KeyboardInput:
pass
@ -78,41 +68,51 @@ class eventManager():
elif event['Type'] == fenrirEventType.BrailleFlush:
pass
elif event['Type'] == fenrirEventType.ScreenChanged:
pass
pass
def startMainEventLoop(self):
while(self._mainLoopRunning.value == 1):
self._mainLoopRunning.value = True
while(self._mainLoopRunning.value):
self.proceedEventLoop()
def stopMainEventLoop(self, Force = False):
if Force:
self._mainLoopRunning.value = 0
time.sleep(0.5)
self._mainLoopRunning.value = False
self._eventQueue.put({"Type":fenrirEventType.StopMainLoop,"Data":None})
def addEventThread(self, event, function):
t = Process(target=self.eventWorkerThread, args=(event, function, self._eventQueue, self.lock))
self._mainLoopRunning.value = True
t = Process(target=self.eventWorkerThread, args=(event, function))
self._eventProcesses.append(t)
t.start()
def eventWorkerThread(self, event, function, eventQueue, lock):
while True:
def cleanEventQueue(self):
if self._eventQueue.empty():
return
try:
while True:
self._eventQueue.get_nowait()
except Empty:
pass
def eventWorkerThread(self, event, function):
while self._mainLoopRunning.value:
Data = None
try:
Data = function()
print(Data)
except Exception as e:
print(e)
eventQueue.put({"Type":event,"Data":Data})
if self._mainLoopRunning.value == 0:
break
self._eventQueue.put({"Type":event,"Data":Data})
def p():
time.sleep(0.5)
return("p")
s = time.time()
e = eventManager()
e.addEventThread(fenrirEventType.ScreenUpdate,p)
e.addEventThread(fenrirEventType.BrailleInput,p)
e.addEventThread(fenrirEventType.PlugInputDevice,p)
e.addEventThread(fenrirEventType.ScreenChanged,p)
time.sleep(0.5)
time.sleep(1.5)
e.addEventThread(fenrirEventType.StopMainLoop,e.stopMainEventLoop)
e.startMainEventLoop()
print(time.time() - s - 1.5)