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only update charmap when needed - speedup

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This commit is contained in:
chrys87
2018-06-07 18:16:12 +02:00
committed by GitHub
parent 099995f57b
commit 103186cacd
1 changed files with 2 additions and 1 deletions
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3
src/fenrirscreenreader/screenDriver/vcsaDriver.py
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@@ -106,6 +106,7 @@ class driver(screenDriver):
tty = open('/sys/devices/virtual/tty/tty0/active','r')
currScreen = str(tty.read()[3:-1])
oldScreen = currScreen
self.updateCharMap(currScreen)
watchdog = select.epoll()
watchdog.register(vcsa[currScreen], select.POLLPRI | select.POLLERR)
watchdog.register(tty, select.POLLPRI | select.POLLERR)
@@ -127,6 +128,7 @@ class driver(screenDriver):
watchdog.register(vcsa[ currScreen ], select.POLLPRI | select.POLLERR)
except:
pass
self.updateCharMap(currScreen)
oldScreen = currScreen
try:
vcsa[currScreen].seek(0)
@@ -157,7 +159,6 @@ class driver(screenDriver):
def createScreenEventData(self, screen, content):
self.updateCharMap(screen)
eventData = {
'bytes': content,
'lines': int( content[0]),