send full event via event bus
This commit is contained in:
chrys
parent
f98c1b61b6
commit
45e4a1249b
@ -5,7 +5,7 @@
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# By Chrys, Storm Dragon, and contributers.
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from fenrirscreenreader.core import debug
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import time, os
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import time, os, re, difflib
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class screenManager():
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def __init__(self):
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@ -26,16 +26,107 @@ class screenManager():
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if self.isScreenChange():
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self.changeBrailleScreen()
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if not self.isSuspendingScreen(self.env['screen']['newTTY']):
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self.env['runtime']['screenDriver'].update(eventData, 'onScreenChange')
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self.update(eventData, 'onScreenChange')
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self.env['screen']['lastScreenUpdate'] = time.time()
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def handleScreenUpdate(self, eventData):
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self.env['screen']['oldApplication'] = self.env['screen']['newApplication']
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if not self.isSuspendingScreen(self.env['screen']['newTTY']):
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self.env['runtime']['screenDriver'].update(eventData, 'onScreenUpdate')
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self.update(eventData, 'onScreenUpdate')
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#if trigger == 'onUpdate' or self.isScreenChange() \
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# or len(self.env['screen']['newDelta']) > 6:
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# self.env['runtime']['screenDriver'].getCurrApplication()
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self.env['screen']['lastScreenUpdate'] = time.time()
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def update(self, eventData, trigger='onUpdate'):
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# set new "old" values
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self.env['screen']['oldContentBytes'] = self.env['screen']['newContentBytes']
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self.env['screen']['oldContentText'] = self.env['screen']['newContentText']
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self.env['screen']['oldContentAttrib'] = self.env['screen']['newContentAttrib']
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self.env['screen']['oldCursor'] = self.env['screen']['newCursor'].copy()
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if self.env['screen']['newCursorAttrib']:
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self.env['screen']['oldCursorAttrib'] = self.env['screen']['newCursorAttrib'].copy()
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self.env['screen']['oldDelta'] = self.env['screen']['newDelta']
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self.env['screen']['oldAttribDelta'] = self.env['screen']['newAttribDelta']
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self.env['screen']['oldNegativeDelta'] = self.env['screen']['newNegativeDelta']
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self.env['screen']['newContentBytes'] = eventData['bytes']
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# get metadata like cursor or screensize
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self.env['screen']['lines'] = int( eventData['lines'])
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self.env['screen']['columns'] = int( eventData['columns'])
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self.env['screen']['newCursor']['x'] = int( eventData['textCursor']['x'])
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self.env['screen']['newCursor']['y'] = int( eventData['textCursor']['y'])
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self.env['screen']['newTTY'] = eventData['screen']
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# analyze content
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#self.updateCharMap(str(self.env['screen']['newTTY']))
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self.env['screen']['newContentText'] = eventData['text']
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self.env['screen']['newContentAttrib'] = eventData['attributes']
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if self.env['screen']['newTTY'] != self.env['screen']['oldTTY']:
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self.env['screen']['oldContentBytes'] = b''
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self.env['screen']['oldContentAttrib'] = None
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self.env['screen']['oldContentText'] = ''
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self.env['screen']['oldCursor']['x'] = 0
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self.env['screen']['oldCursor']['y'] = 0
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self.env['screen']['oldDelta'] = ''
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self.env['screen']['oldAttribDelta'] = ''
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self.env['screen']['oldCursorAttrib'] = None
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self.env['screen']['newCursorAttrib'] = None
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self.env['screen']['oldNegativeDelta'] = ''
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# initialize current deltas
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self.env['screen']['newNegativeDelta'] = ''
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self.env['screen']['newDelta'] = ''
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self.env['screen']['newAttribDelta'] = ''
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# changes on the screen
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oldScreenText = re.sub(' +',' ',self.env['runtime']['screenManager'].getWindowAreaInText(self.env['screen']['oldContentText']))
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newScreenText = re.sub(' +',' ',self.env['runtime']['screenManager'].getWindowAreaInText(self.env['screen']['newContentText']))
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typing = False
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diffList = []
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if (self.env['screen']['oldContentText'] != self.env['screen']['newContentText']):
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if self.env['screen']['newContentText'] != '' and self.env['screen']['oldContentText'] == '':
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if oldScreenText == '' and\
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newScreenText != '':
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self.env['screen']['newDelta'] = newScreenText
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else:
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cursorLineStart = self.env['screen']['newCursor']['y'] * self.env['screen']['columns'] + self.env['screen']['newCursor']['y']
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cursorLineEnd = cursorLineStart + self.env['screen']['columns']
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if abs(self.env['screen']['oldCursor']['x'] - self.env['screen']['newCursor']['x']) >= 1 and \
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self.env['screen']['oldCursor']['y'] == self.env['screen']['newCursor']['y'] and \
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self.env['screen']['newContentText'][:cursorLineStart] == self.env['screen']['oldContentText'][:cursorLineStart] and \
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self.env['screen']['newContentText'][cursorLineEnd:] == self.env['screen']['oldContentText'][cursorLineEnd:]:
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cursorLineStartOffset = cursorLineStart
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cursorLineEndOffset = cursorLineEnd
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#if cursorLineStart < cursorLineStart + self.env['screen']['newCursor']['x'] - 4:
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# cursorLineStartOffset = cursorLineStart + self.env['screen']['newCursor']['x'] - 4
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if cursorLineEnd > cursorLineStart + self.env['screen']['newCursor']['x'] + 3:
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cursorLineEndOffset = cursorLineStart + self.env['screen']['newCursor']['x'] + 3
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oldScreenText = self.env['screen']['oldContentText'][cursorLineStartOffset:cursorLineEndOffset]
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# oldScreenText = re.sub(' +',' ',oldScreenText)
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newScreenText = self.env['screen']['newContentText'][cursorLineStartOffset:cursorLineEndOffset]
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#newScreenText = re.sub(' +',' ',newScreenText)
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diff = difflib.ndiff(oldScreenText, newScreenText)
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diffList = list(diff)
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tempNewDelta = ''.join(x[2:] for x in diffList if x[0] == '+')
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if tempNewDelta.strip() != '':
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if tempNewDelta != ''.join(newScreenText[self.env['screen']['oldCursor']['x']:self.env['screen']['newCursor']['x']].rstrip()):
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diffList = ['+ ' + self.env['screen']['newContentText'].split('\n')[self.env['screen']['newCursor']['y']]]
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typing = True
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else:
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diff = difflib.ndiff( oldScreenText.split('\n'),\
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newScreenText.split('\n'))
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diffList = list(diff)
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if self.env['runtime']['settingsManager'].getSetting('general', 'newLinePause') and not typing:
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self.env['screen']['newDelta'] = '\n'.join(x[2:] for x in diffList if x[0] == '+')
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else:
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self.env['screen']['newDelta'] = ''.join(x[2:] for x in diffList if x[0] == '+')
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self.env['screen']['newNegativeDelta'] = ''.join(x[2:] for x in diffList if x[0] == '-')
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# track highlighted
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if self.env['screen']['oldContentAttrib'] != self.env['screen']['newContentAttrib']:
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if self.env['runtime']['settingsManager'].getSettingAsBool('focus', 'highlight'):
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self.env['screen']['newAttribDelta'], self.env['screen']['newCursorAttrib'] = screen_utils.trackHighlights(self.env['screen']['oldContentAttrib'], self.env['screen']['newContentAttrib'], self.env['screen']['newContentText'], self.env['screen']['columns'])
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def formatAttributes(self, attribute, attributeFormatString = None):
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if not attributeFormatString:
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attributeFormatString = self.env['runtime']['settingsManager'].getSetting('general', 'attributeFormatString')
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@ -10,9 +10,6 @@
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#blink = 5 if attr & 1 else 0
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#bold = 1 if attr & 16 else 0
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import difflib
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import re
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import subprocess
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import glob, os
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import termios
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@ -21,8 +18,6 @@ import select
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import dbus
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import fcntl
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from array import array
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import errno
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import sys
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from fenrirscreenreader.utils import screen_utils
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from fcntl import ioctl
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from struct import unpack_from, unpack, pack
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@ -114,23 +109,8 @@ class driver(screenDriver):
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self.env['runtime']['debug'].writeDebugOut('getSessionInformation: Maybe no LoginD:' + str(e),debug.debugLevel.ERROR)
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self.env['screen']['autoIgnoreScreens'] = []
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#self.env['runtime']['debug'].writeDebugOut('getSessionInformation:' + str(self.env['screen']['autoIgnoreScreens']) + ' ' + str(self.env['general']) ,debug.debugLevel.INFO)
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def updateWatchdog(self,active , eventQueue):
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screenData = {
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'columns': 0,
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'lines': 0,
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'delta': '',
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'negativeDelta': '',
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'attribDelta': '',
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'cursorAttrib':None,
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'cursor':{'x':0,'y':0},
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'Bytes': b'',
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'Text': '',
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'Attributes': None,
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'Scren':'0',
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'Application': '',
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'screenUpdateTime': time.time(),
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}
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try:
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vcsa = {}
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vcsaDevices = glob.glob('/dev/vcsa*')
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@ -168,7 +148,9 @@ class driver(screenDriver):
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lastScreenContent = vcsa[currScreen].read()
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except:
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pass
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eventQueue.put({"Type":fenrirEventType.ScreenChanged,"Data":lastScreenContent})
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eventQueue.put({"Type":fenrirEventType.ScreenChanged,
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"Data":self.createScreenEventData(currScreen,lastScreenContent)
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})
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else:
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self.env['runtime']['debug'].writeDebugOut('ScreenUpdate',debug.debugLevel.INFO)
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vcsa[currScreen].seek(0)
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@ -182,10 +164,32 @@ class driver(screenDriver):
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time.sleep(0.02)
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vcsa[currScreen].seek(0)
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dirtyContent = vcsa[currScreen].read()
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eventQueue.put({"Type":fenrirEventType.ScreenUpdate,"Data":screenContent})
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eventQueue.put({"Type":fenrirEventType.ScreenUpdate,
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"Data":self.createScreenEventData(currScreen,screenContent)
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})
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except Exception as e:
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self.env['runtime']['debug'].writeDebugOut('VCSA:updateWatchdog:' + str(e),debug.debugLevel.ERROR)
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def createScreenEventData(self, screen, content):
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self.updateCharMap(screen)
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eventData = {
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'bytes': content,
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'lines': int( content[0]),
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'columns': int( content[1]),
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'textCursor':
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{
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'x': int( content[2]),
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'y': int( content[3])
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},
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'screen': screen,
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'screenUpdateTime': time.time(),
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}
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encText, encAttr =\
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self.autoDecodeVCSA(content[4:], eventData['lines'], eventData['columns'])
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eventData['text'] = encText
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eventData['attributes'] = encAttr
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return eventData.copy()
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def updateCharMap(self, screen):
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self.charmap = {}
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try:
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@ -286,95 +290,4 @@ class driver(screenDriver):
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def getFenrirFont(self, attribute):
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return _('Default')
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def getFenrirFontSize(self, attribute):
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return _('Default')
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def update(self, text, trigger='onUpdate'):
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newContentBytes = text
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# set new "old" values
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self.env['screen']['oldContentBytes'] = self.env['screen']['newContentBytes']
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self.env['screen']['oldContentText'] = self.env['screen']['newContentText']
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self.env['screen']['oldContentAttrib'] = self.env['screen']['newContentAttrib']
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self.env['screen']['oldCursor'] = self.env['screen']['newCursor'].copy()
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if self.env['screen']['newCursorAttrib']:
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self.env['screen']['oldCursorAttrib'] = self.env['screen']['newCursorAttrib'].copy()
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self.env['screen']['oldDelta'] = self.env['screen']['newDelta']
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self.env['screen']['oldAttribDelta'] = self.env['screen']['newAttribDelta']
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self.env['screen']['oldNegativeDelta'] = self.env['screen']['newNegativeDelta']
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self.env['screen']['newContentBytes'] = newContentBytes
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# get metadata like cursor or screensize
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self.env['screen']['lines'] = int( self.env['screen']['newContentBytes'][0])
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self.env['screen']['columns'] = int( self.env['screen']['newContentBytes'][1])
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self.env['screen']['newCursor']['x'] = int( self.env['screen']['newContentBytes'][2])
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self.env['screen']['newCursor']['y'] = int( self.env['screen']['newContentBytes'][3])
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# analyze content
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self.updateCharMap(str(self.env['screen']['newTTY']))
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self.env['screen']['newContentText'], \
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self.env['screen']['newContentAttrib'] =\
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self.autoDecodeVCSA(self.env['screen']['newContentBytes'][4:], self.env['screen']['lines'], self.env['screen']['columns'])
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if self.env['screen']['newTTY'] != self.env['screen']['oldTTY']:
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self.env['screen']['oldContentBytes'] = b''
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self.env['screen']['oldContentAttrib'] = None
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self.env['screen']['oldContentText'] = ''
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self.env['screen']['oldCursor']['x'] = 0
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self.env['screen']['oldCursor']['y'] = 0
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self.env['screen']['oldDelta'] = ''
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self.env['screen']['oldAttribDelta'] = ''
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self.env['screen']['oldCursorAttrib'] = None
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self.env['screen']['newCursorAttrib'] = None
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self.env['screen']['oldNegativeDelta'] = ''
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# initialize current deltas
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self.env['screen']['newNegativeDelta'] = ''
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self.env['screen']['newDelta'] = ''
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self.env['screen']['newAttribDelta'] = ''
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# changes on the screen
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oldScreenText = re.sub(' +',' ',self.env['runtime']['screenManager'].getWindowAreaInText(self.env['screen']['oldContentText']))
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newScreenText = re.sub(' +',' ',self.env['runtime']['screenManager'].getWindowAreaInText(self.env['screen']['newContentText']))
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typing = False
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diffList = []
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if (self.env['screen']['oldContentText'] != self.env['screen']['newContentText']):
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if self.env['screen']['newContentText'] != '' and self.env['screen']['oldContentText'] == '':
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if oldScreenText == '' and\
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newScreenText != '':
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self.env['screen']['newDelta'] = newScreenText
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else:
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cursorLineStart = self.env['screen']['newCursor']['y'] * self.env['screen']['columns'] + self.env['screen']['newCursor']['y']
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cursorLineEnd = cursorLineStart + self.env['screen']['columns']
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if abs(self.env['screen']['oldCursor']['x'] - self.env['screen']['newCursor']['x']) >= 1 and \
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self.env['screen']['oldCursor']['y'] == self.env['screen']['newCursor']['y'] and \
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self.env['screen']['newContentText'][:cursorLineStart] == self.env['screen']['oldContentText'][:cursorLineStart] and \
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self.env['screen']['newContentText'][cursorLineEnd:] == self.env['screen']['oldContentText'][cursorLineEnd:]:
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cursorLineStartOffset = cursorLineStart
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cursorLineEndOffset = cursorLineEnd
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#if cursorLineStart < cursorLineStart + self.env['screen']['newCursor']['x'] - 4:
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# cursorLineStartOffset = cursorLineStart + self.env['screen']['newCursor']['x'] - 4
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if cursorLineEnd > cursorLineStart + self.env['screen']['newCursor']['x'] + 3:
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cursorLineEndOffset = cursorLineStart + self.env['screen']['newCursor']['x'] + 3
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oldScreenText = self.env['screen']['oldContentText'][cursorLineStartOffset:cursorLineEndOffset]
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# oldScreenText = re.sub(' +',' ',oldScreenText)
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newScreenText = self.env['screen']['newContentText'][cursorLineStartOffset:cursorLineEndOffset]
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#newScreenText = re.sub(' +',' ',newScreenText)
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diff = difflib.ndiff(oldScreenText, newScreenText)
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diffList = list(diff)
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tempNewDelta = ''.join(x[2:] for x in diffList if x[0] == '+')
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if tempNewDelta.strip() != '':
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if tempNewDelta != ''.join(newScreenText[self.env['screen']['oldCursor']['x']:self.env['screen']['newCursor']['x']].rstrip()):
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diffList = ['+ ' + self.env['screen']['newContentText'].split('\n')[self.env['screen']['newCursor']['y']]]
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typing = True
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else:
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diff = difflib.ndiff( oldScreenText.split('\n'),\
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newScreenText.split('\n'))
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diffList = list(diff)
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if self.env['runtime']['settingsManager'].getSetting('general', 'newLinePause') and not typing:
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self.env['screen']['newDelta'] = '\n'.join(x[2:] for x in diffList if x[0] == '+')
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else:
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self.env['screen']['newDelta'] = ''.join(x[2:] for x in diffList if x[0] == '+')
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self.env['screen']['newNegativeDelta'] = ''.join(x[2:] for x in diffList if x[0] == '-')
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# track highlighted
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if self.env['screen']['oldContentAttrib'] != self.env['screen']['newContentAttrib']:
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if self.env['runtime']['settingsManager'].getSettingAsBool('focus', 'highlight'):
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self.env['screen']['newAttribDelta'], self.env['screen']['newCursorAttrib'] = screen_utils.trackHighlights(self.env['screen']['oldContentAttrib'], self.env['screen']['newContentAttrib'], self.env['screen']['newContentText'], self.env['screen']['columns'])
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return _('Default')
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