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Update vcsaDriver.py

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chrys 2023-02-18 15:08:53 +01:00 committed by GitHub
parent cd421712f5
commit be6e1be785
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GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 23 additions and 13 deletions
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34
src/fenrirscreenreader/screenDriver/vcsaDriver.py
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@ -95,15 +95,25 @@ class driver(screenDriver):
except Exception as e:
self.env['runtime']['debug'].writeDebugOut('getSessionInformation: Maybe no LoginD:' + str(e),debug.debugLevel.ERROR)
#self.env['runtime']['debug'].writeDebugOut('getSessionInformation:' + str(self.env['screen']['autoIgnoreScreens']) + ' ' + str(self.env['general']) ,debug.debugLevel.INFO)
def readFile(self, file):
d = b''
file.seek(0)
try:
d = file.read()
except:
file.seek(0)
while True:
# Read from file
try:
d += file.readline(1)
if not d:
break
except Exception as e:
break
return d
def updateWatchdog(self, active , eventQueue):
try:
useVCSU = os.access('/dev/vcsu', os.R_OK)
try:
with open('/dev/vcsu', 'rb') as vcsuDummyFile:
d = vcsuDummyFile.read()
except:
useVCSU = False
vcsa = {}
vcsaDevices = glob.glob('/dev/vcsa*')
vcsu = {}
@ -116,7 +126,7 @@ class driver(screenDriver):
index = str(vcsaDev[9:])
vcsa[index] = open(vcsaDev,'rb')
if index == currScreen:
lastScreenContent = vcsa[index].read()
lastScreenContent = self.readFile(vcsa[index])
if useVCSU:
vcsuDevices = glob.glob('/dev/vcsu*')
for vcsuDev in vcsuDevices:
@ -148,13 +158,13 @@ class driver(screenDriver):
oldScreen = currScreen
try:
vcsa[currScreen].seek(0)
lastScreenContent = vcsa[currScreen].read()
lastScreenContent = readFile(vcsa[currScreen])
except:
pass
vcsuContent = None
if useVCSU:
vcsu[currScreen].seek(0)
vcsuContent = vcsu[currScreen].read()
vcsuContent = readFile(vcsu[currScreen])
eventQueue.put({"Type":fenrirEventType.ScreenChanged,
"Data":self.createScreenEventData(currScreen, lastScreenContent, vcsuContent)
})
@ -162,7 +172,7 @@ class driver(screenDriver):
self.env['runtime']['debug'].writeDebugOut('ScreenUpdate',debug.debugLevel.INFO)
vcsa[currScreen].seek(0)
time.sleep(0.01)
dirtyContent = vcsa[currScreen].read()
dirtyContent = readFile(vcsa[currScreen])
screenContent = dirtyContent
vcsuContent = None
timeout = time.time()
@ -188,7 +198,7 @@ class driver(screenDriver):
#if not vcsa[currScreen] in r:
# break
vcsa[currScreen].seek(0)
dirtyContent = vcsa[currScreen].read()
dirtyContent = readFile(vcsa[currScreen])
if screenContent == dirtyContent:
break
if time.time() - timeout >= 0.1:
@ -196,7 +206,7 @@ class driver(screenDriver):
break
if useVCSU:
vcsu[currScreen].seek(0)
vcsuContent = vcsu[currScreen].read()
vcsuContent = readFile(vcsu[currScreen])
lastScreenContent = screenContent
eventQueue.put({"Type":fenrirEventType.ScreenUpdate,
"Data":self.createScreenEventData(currScreen, screenContent, vcsuContent)