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add horizontal and vertical announcements

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This commit is contained in:
chrys
2016-07-15 16:31:19 +02:00
parent e2668f1467
commit 0ff4002f16
9 changed files with 26 additions and 20 deletions
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22
src/fenrir-package/screen/linux.py
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@ -12,7 +12,7 @@ class screen():
self.vcsaDevicePath = device
self.textWrapper = textwrap.TextWrapper()
self.textWrapper.drop_whitespace = False
def analyzeScreen(self, environment):
def analyzeScreen(self, environment, trigger='updateScreen'):
# set new "old" values
environment['screenData']['oldContentBytes'] = environment['screenData']['newContentBytes']
environment['screenData']['oldContentText'] = environment['screenData']['newContentText']
@ -21,21 +21,27 @@ class screen():
environment['screenData']['oldCursor']['y'] = environment['screenData']['newCursor']['y']
environment['screenData']['oldTTY'] = environment['screenData']['newTTY']
environment['screenData']['oldDelta'] = environment['screenData']['newDelta']
newTTY = environment['screenData']['newTTY']
# read screen
currTTY = open('/sys/devices/virtual/tty/tty0/active','r')
environment['screenData']['newTTY'] = currTTY.read()[3:-1]
newTTY = currTTY.read()[3:-1]
currTTY.close()
newContentBytes = b''
try:
vcsa = open(self.vcsaDevicePath + environment['screenData']['newTTY'] ,'rb',0)
environment['screenData']['newContentBytes'] = vcsa.read()
vcsa = open(self.vcsaDevicePath + newTTY,'rb',0)
newContentBytes = vcsa.read()
vcsa.close()
if len(environment['screenData']['newContentBytes']) < 5:
if len(newContentBytes) < 5:
return environment
except:
return environment
if trigger != 'onInput':
if ((newContentBytes[2] != environment['screenData']['oldCursor']['x']) or\
(newContentBytes[3] != environment['screenData']['oldCursor']['y'])) and\
(newTTY == environment['screenData']['oldTTY']):
return environment
environment['screenData']['newTTY'] = newTTY
environment['screenData']['newContentBytes'] = newContentBytes
# get metadata like cursor or screensize
environment['screenData']['lines'] = int( environment['screenData']['newContentBytes'][0])
environment['screenData']['columns'] = int( environment['screenData']['newContentBytes'][1])