def newCpbDel(self):
if hasattr(self, "_deleted"):
# Don't allow this to be called more than once.
log.debugWarning("COM pointer %r already deleted" % self)
return
_cpbDel(self)
self._deleted = True
def _handleResponse(self, msgId, payload):
if msgId == MSG_INIT_RESP:
if ord(payload[0]) != 0:
# Communication not allowed.
log.debugWarning("Display at %r reports communication not allowed" % self._ser.port)
return
self.numCells = ord(payload[2])
elif msgId == MSG_KEY_DOWN:
payload = ord(payload)
self._keysDown.add(payload)
# This begins a new key combination.
self._ignoreKeyReleases = False
elif msgId == MSG_KEY_UP:
payload = ord(payload)
if not self._ignoreKeyReleases and self._keysDown:
try:
inputCore.manager.executeGesture(InputGesture(self._keysDown))
except inputCore.NoInputGestureAction:
pass
# Any further releases are just the rest of the keys in the combination being released,
# so they should be ignored.
self._ignoreKeyReleases = True
self._keysDown.discard(payload)
else:
log.debugWarning("Unknown message: id {id!r}, payload {payload!r}".format(id=msgId, payload=payload))
def _handleSystemPacket(self, type, data):
if type==EB_SYSTEM_TYPE:
deviceType = ord(data)
self.deviceType = DEVICE_TYPES[deviceType]
if 0x01<=deviceType<=0x06: # Iris
self.keys = KEYS_IRIS
elif 0x07<=deviceType<=0x0d: # Esys
self.keys = KEYS_ESYS
elif 0x0e<=deviceType<=0x11: # Esitime
self.keys = KEYS_ESITIME
else:
log.debugWarning("Unknown device identifier %r"%data)
elif type==EB_SYSTEM_DISPLAY_LENGTH:
self.numCells = ord(data)
elif type==EB_SYSTEM_FRAME_LENGTH:
self._frameLength = bytesToInt(data)
elif type==EB_SYSTEM_PROTOCOL and self.isHid:
protocol = data.rstrip("\x00 ")
try:
version = float(protocol[:4])
except ValueError:
pass
else:
self.receivesAckPackets = version>=3.0
elif type==EB_SYSTEM_IDENTITY:
return # End of system information
self._deviceData[type]=data.rstrip("\x00 ")
def onOk(self, evt):
self.Destroy()
if self.addCheckBox.Value or self.searchRadioBox.Selection < 2: # Add or search
text = self.searchTextEdit.Value
actionToPerform = self.searchRadioBox.Selection
if actionToPerform < 2: # Search
caseSensitive = self.caseSensitiveCheckBox.Value
if actionToPerform == 0:
core.callLater(1000, doFindText, text, caseSensitive=caseSensitive)
else:
core.callLater(1000, doFindTextUp, text, caseSensitive=caseSensitive)
if self.addCheckBox.Value or self.removeCheckBox.Value:
savedStrings = self.savedTexts
if self.removeCheckBox.Value:
del savedStrings[self.savedTextsComboBox.Selection]
if self.addCheckBox.Value and not "\n" in text and not text in savedStrings:
savedStrings.insert(0, text)
if len(savedStrings) == 0:
os.remove(self.searchFile)
return
try:
with codecs.open(self.searchFile, "w", "utf-8") as f:
f.write("\n".join(savedStrings))
except Exception as e:
log.debugWarning("Error saving strings of text for specific search", exc_info=True)
raise e
def _triggerProfileExit(self, trigger):
"""Called by L{ProfileTrigger.exit}}}.
"""
if not self.profileTriggersEnabled:
return
if self._suspendedTriggers is not None:
if trigger in self._suspendedTriggers:
# This trigger was entered and is now being exited.
# These cancel each other out.
del self._suspendedTriggers[trigger]
else:
self._suspendedTriggers[trigger] = "exit"
return
profile = trigger._profile
if profile is None:
return
profile.triggered = False
try:
self.profiles.remove(profile)
except ValueError:
# This is probably due to the user resetting the configuration.
log.debugWarning("Profile not active when exiting trigger")
return
self._handleProfileSwitch()
def doPreGainFocus(obj,sleepMode=False):
oldForeground=api.getForegroundObject()
oldFocus=api.getFocusObject()
oldTreeInterceptor=oldFocus.treeInterceptor if oldFocus else None
api.setFocusObject(obj)
if globalVars.focusDifferenceLevel<=1:
newForeground=api.getDesktopObject().objectInForeground()
if not newForeground:
log.debugWarning("Can not get real foreground, resorting to focus ancestors")
ancestors=api.getFocusAncestors()
if len(ancestors)>1:
newForeground=ancestors[1]
else:
newForeground=obj
api.setForegroundObject(newForeground)
executeEvent('foreground',newForeground)
if sleepMode: return True
#Fire focus entered events for all new ancestors of the focus if this is a gainFocus event
for parent in globalVars.focusAncestors[globalVars.focusDifferenceLevel:]:
executeEvent("focusEntered",parent)
if obj.treeInterceptor is not oldTreeInterceptor:
if hasattr(oldTreeInterceptor,"event_treeInterceptor_loseFocus"):
oldTreeInterceptor.event_treeInterceptor_loseFocus()
if obj.treeInterceptor and obj.treeInterceptor.isReady and hasattr(obj.treeInterceptor,"event_treeInterceptor_gainFocus"):
obj.treeInterceptor.event_treeInterceptor_gainFocus()
return True
def onDelete(self, evt):
if gui.messageBox(
# Translators: The confirmation prompt displayed when the user requests to delete a bookmark.
_("This bookmark will be permanently deleted. This action cannot be undone."),
# Message translated in NVDA core.
translate("Confirm Deletion"),
wx.OK | wx.CANCEL | wx.ICON_QUESTION, self
) != wx.OK:
return
del self.bookmarks[self.pos]
if len(self.bookmarks.keys()) > 0:
try:
pickle.dump(self.bookmarks, file(self.fileName, "wb"))
self.notesListBox.Delete(self.notesListBox.Selection)
self.notesListBox.Selection = 0
self.onNotesChange(None)
self.notesListBox.SetFocus()
except Exception as e:
log.debugWarning("Error deleting bookmark", exc_info=True)
raise e
else:
try:
os.remove(self.fileName)
self.Destroy()
wx.CallAfter(gui.messageBox,
# Translators: The message presented when all bookmarks have been deleted from the Notes dialog.
_("No bookmarks"),
# Translators: The title of the warning dialog when all bookmarks have been deleted.
_("Bookmarks deleted"),
wx.OK | wx.ICON_WARNING, None)
except WindowsError:
pass
def onDelete(self, evt):
index = self.profileList.Selection
if gui.messageBox(
# Translators: The confirmation prompt displayed when the user requests to delete a configuration profile.
_("This profile will be permanently deleted. This action cannot be undone."),
# Translators: The title of the confirmation dialog for deletion of a configuration profile.
_("Confirm Deletion"),
wx.OK | wx.CANCEL | wx.ICON_QUESTION, self
) != wx.OK:
return
name = self.profileNames[index]
try:
config.conf.deleteProfile(name)
except:
log.debugWarning("", exc_info=True)
# Translators: An error displayed when deleting a configuration profile fails.
gui.messageBox(_("Error deleting profile."),
_("Error"), wx.OK | wx.ICON_ERROR, self)
return
del self.profileNames[index]
self.profileList.Delete(index)
self.profileList.SetString(0, self.getProfileDisplay(None, includeStates=True))
self.profileList.Selection = 0
self.onProfileListChoice(None)
self.profileList.SetFocus()
def initOverlayClass(self):
try:
serv = self.IAccessibleObject.QueryInterface(IServiceProvider)
except COMError:
log.debugWarning("Could not get IServiceProvider")
return
if self.event_objectID > 0:
self.accID = self.event_objectID
elif self.event_childID > 0:
self.accID = self.event_childID
else:
try:
self.accID = serv.QueryService(SID_AccID, IAccID).get_accID()
except COMError:
self.accID = None
# Get the IPDDomNode.
try:
self.pdDomNode = serv.QueryService(SID_GetPDDomNode, IGetPDDomNode).get_PDDomNode(self.IAccessibleChildID)
except COMError:
self.pdDomNode = None
if self.pdDomNode:
# If this node has IPDDomElement, query to that.
try:
self.pdDomNode = self.pdDomNode.QueryInterface(IPDDomElement)
except COMError:
pass
def onRename(self, evt):
index = self.profileList.Selection
oldName = self.profileNames[index]
# Translators: The label of a field to enter a new name for a configuration profile.
with wx.TextEntryDialog(self, _("New name:"),
# Translators: The title of the dialog to rename a configuration profile.
_("Rename Profile"), defaultValue=oldName) as d:
if d.ShowModal() == wx.ID_CANCEL:
return
newName = api.filterFileName(d.Value)
try:
config.conf.renameProfile(oldName, newName)
except ValueError:
# Translators: An error displayed when renaming a configuration profile
# and a profile with the new name already exists.
gui.messageBox(_("That profile already exists. Please choose a different name."),
_("Error"), wx.OK | wx.ICON_ERROR, self)
return
except:
log.debugWarning("", exc_info=True)
gui.messageBox(_("Error renaming profile."),
_("Error"), wx.OK | wx.ICON_ERROR, self)
return
self.profileNames[index] = newName
self.profileList.SetString(index, self.getProfileDisplay(newName, includeStates=True))
self.profileList.Selection = index
self.profileList.SetFocus()
def _handleResponse(self, command, arg):
if command == BAUM_CELL_COUNT:
self.numCells = ord(arg)
elif command == BAUM_DEVICE_ID:
self._deviceID = arg
elif command in KEY_NAMES:
arg = sum(ord(byte) << offset * 8 for offset, byte in enumerate(arg))
if arg < self._keysDown.get(command, 0):
# Release.
if not self._ignoreKeyReleases:
# The first key released executes the key combination.
try:
inputCore.manager.executeGesture(InputGesture(self._keysDown))
except inputCore.NoInputGestureAction:
pass
# Any further releases are just the rest of the keys in the combination being released,
# so they should be ignored.
self._ignoreKeyReleases = True
else:
# Press.
# This begins a new key combination.
self._ignoreKeyReleases = False
self._keysDown[command] = arg
elif command == BAUM_POWERDOWN:
log.debug("Power down")
elif command in (BAUM_COMMUNICATION_CHANNEL, BAUM_SERIAL_NUMBER):
pass
else:
log.debugWarning("Unknown command {command!r}, arg {arg!r}".format(command=command, arg=arg))
def _getPlaceholderAttribute(self, attrs, placeholderAttrsKey):
"""Gets the placeholder attribute to be used.
@return: The placeholder attribute when there is no content within the ControlField.
None when the ControlField has content.
@note: The content is considered empty if it holds a single space.
"""
placeholder = attrs.get(placeholderAttrsKey)
# For efficiency, only check if it is valid to return placeholder when we have a placeholder value to return.
if not placeholder:
return None
# Get the start and end offsets for the field. This can be used to check if the field has any content.
try:
start, end = self._getOffsetsFromFieldIdentifier(
int(attrs.get('controlIdentifier_docHandle')),
int(attrs.get('controlIdentifier_ID')))
except (LookupError, ValueError):
log.debugWarning("unable to get offsets used to fetch content")
return placeholder
else:
valueLen = end - start
if not valueLen: # value is empty, use placeholder
return placeholder
# Because fetching the content of the field could result in a large amount of text
# we only do it in order to check for space.
# We first compare the length by comparing the offsets, if the length is less than 2 (ie
# could hold space)
if valueLen < 2:
controlFieldText = self.obj.makeTextInfo(textInfos.offsets.Offsets(start, end)).text
if not controlFieldText or controlFieldText == ' ':
return placeholder
return None
def getSynthList():
synthList=[]
# The synth that should be placed at the end of the list.
lastSynth = None
for loader, name, isPkg in pkgutil.iter_modules(synthDrivers.__path__):
if name.startswith('_'):
continue
try:
synth=_getSynthDriver(name)
except:
log.error("Error while importing SynthDriver %s"%name,exc_info=True)
continue
try:
if synth.check():
if synth.name == "silence":
lastSynth = (synth.name,synth.description)
else:
synthList.append((synth.name,synth.description))
else:
log.debugWarning("Synthesizer '%s' doesn't pass the check, excluding from list"%name)
except:
log.error("",exc_info=True)
synthList.sort(key=lambda s : s[1].lower())
if lastSynth:
synthList.append(lastSynth)
return synthList
def script_saveBookmark(self, gesture):
obj = api.getFocusObject()
appName=appModuleHandler.getAppNameFromProcessID(obj.processID,True)
if appName == "MicrosoftEdgeCP.exe":
gesture.send()
return
treeInterceptor=obj.treeInterceptor
if isinstance(treeInterceptor, BrowseModeDocumentTreeInterceptor) and not treeInterceptor.passThrough:
obj=treeInterceptor
else:
gesture.send()
return
bookmark = obj.makeTextInfo(textInfos.POSITION_CARET).bookmark
bookmarks = getSavedBookmarks()
noteTitle = obj.makeTextInfo(textInfos.POSITION_SELECTION).text[:100].encode("utf-8")
if bookmark.startOffset in bookmarks:
noteBody = bookmarks[bookmark.startOffset].body
else:
noteBody = ""
bookmarks[bookmark.startOffset] = Note(noteTitle, noteBody)
fileName = getFileBookmarks()
try:
pickle.dump(bookmarks, file(fileName, "wb"))
ui.message(
# Translators: message presented when a position is saved as a bookmark.
_("Saved position at character %d") % bookmark.startOffset)
except Exception as e:
log.debugWarning("Error saving bookmark", exc_info=True)
ui.message(
# Translators: message presented when a bookmark cannot be saved.
_("Cannot save bookmark"))
raise e
def _gainedFocus(self):
# The user has entered this Skype conversation.
if self.appModule.conversation:
# Another conversation was previously focused. Clean it up.
self.appModule.conversation.lostFocus()
self.appModule.conversation = self
try:
self.outputList = NVDAObjects.IAccessible.getNVDAObjectFromEvent(
windowUtils.findDescendantWindow(self.windowHandle, className="TChatContentControl"),
winUser.OBJID_CLIENT, 0).lastChild
except LookupError:
log.debugWarning("Couldn't find output list")
self.outputList = None
else:
self.outputList.startMonitoring()
for wClass, role in TYPING_INDICATOR_MATCH:
try:
self.typingIndicator = NVDAObjects.IAccessible.getNVDAObjectFromEvent(
windowUtils.findDescendantWindow(self.windowHandle, className=wClass),
winUser.OBJID_CLIENT, 1)
except LookupError:
continue
self.typingIndicator.startMonitoring()
break
else:
log.debugWarning("Couldn't find typing indicator")
self.typingIndicator = None
def event_stateChange(self):
try:
self._JABAccContextInfo=self.jabContext.getAccessibleContextInfo()
except RuntimeError:
log.debugWarning("Error getting accessible context info, probably dead object")
return
super(JAB,self).event_stateChange()
def speak(self,speechSequence):
"""
Speaks the given sequence of text and speech commands.
This base implementation will fallback to making use of the old speakText and speakCharacter methods. But new synths should override this method to support its full functionality.
@param speechSequence: a list of text strings and SpeechCommand objects (such as index and parameter changes).
@type speechSequence: list of string and L{speechCommand}
"""
import speech
lastIndex=None
text=""
origSpeakFunc=self.speakText
speechSequence=iter(speechSequence)
while True:
item = next(speechSequence,None)
if text and (item is None or isinstance(item,(speech.IndexCommand,speech.CharacterModeCommand))):
# Either we're about to handle a command or this is the end of the sequence.
# Speak the text since the last command we handled.
origSpeakFunc(text,index=lastIndex)
text=""
lastIndex=None
if item is None:
# No more items.
break
if isinstance(item,basestring):
# Merge the text between commands into a single chunk.
text+=item
elif isinstance(item,speech.IndexCommand):
lastIndex=item.index
elif isinstance(item,speech.CharacterModeCommand):
origSpeakFunc=self.speakCharacter if item.state else self.speakText
elif isinstance(item,speech.SpeechCommand):
log.debugWarning("Unknown speech command: %s"%item)
else:
log.error("Unknown item in speech sequence: %s"%item)
def __init__(self):
super(SynthDriver, self).__init__()
self._dll = NVDAHelper.getHelperLocalWin10Dll()
self._dll.ocSpeech_getCurrentVoiceLanguage.restype = ctypes.c_wchar_p
# Set initial values for parameters that can't be queried when prosody is not supported.
# This initialises our cache for the value.
# When prosody is supported, the values are used for cachign reasons.
self._rate = 50
self._pitch = 50
self._volume = 100
if self.supportsProsodyOptions:
self._dll.ocSpeech_getPitch.restype = ctypes.c_double
self._dll.ocSpeech_getVolume.restype = ctypes.c_double
self._dll.ocSpeech_getRate.restype = ctypes.c_double
else:
log.debugWarning("Prosody options not supported")
self._handle = self._dll.ocSpeech_initialize()
self._callbackInst = ocSpeech_Callback(self._callback)
self._dll.ocSpeech_setCallback(self._handle, self._callbackInst)
self._dll.ocSpeech_getVoices.restype = NVDAHelper.bstrReturn
self._dll.ocSpeech_getCurrentVoiceId.restype = ctypes.c_wchar_p
self._player= None
# Initialize state.
self._queuedSpeech = []
self._wasCancelled = False
self._isProcessing = False
# Initialize the voice to a sane default
self.voice=self._getDefaultVoice()
def __init__(self, model, keys, isBrailleInput=False):
super(InputGesture, self).__init__()
self.model = model.genericName.replace(" ","")
self.keys = set(keys)
self.keyNames = names = []
if isBrailleInput:
self.dots = self._calculateDots()
for key in keys:
if isBrailleInput and (
key in KEY_SPACES or (key in (KEY_LEFT, KEY_RIGHT) and isinstance(model,EasyBraille))
):
self.space = True
names.append("space")
elif isBrailleInput and key in KEY_DOTS:
names.append("dot%d"%KEY_DOTS[key])
elif KEY_ROUTING <= key < KEY_ROUTING + model.numCells:
self.routingIndex = key - KEY_ROUTING
names.append("routing")
else:
try:
names.append(model.keys[key])
except KeyError:
log.debugWarning("Unknown key %d" % key)
self.id = "+".join(names)
def _reportErrorInPreviousWord(self):
try:
# self might be a descendant of the text control; e.g. Symphony.
# We want to deal with the entire text, so use the caret object.
info = api.getCaretObject().makeTextInfo(textInfos.POSITION_CARET)
# This gets called for characters which might end a word; e.g. space.
# The character before the caret is the word end.
# The one before that is the last of the word, which is what we want.
info.move(textInfos.UNIT_CHARACTER, -2)
info.expand(textInfos.UNIT_CHARACTER)
fields = info.getTextWithFields()
except RuntimeError:
return
except:
# Focus probably moved.
log.debugWarning("Error fetching last character of previous word", exc_info=True)
return
for command in fields:
if isinstance(command, textInfos.FieldCommand) and command.command == "formatChange" and command.field.get("invalid-spelling"):
break
else:
# No error.
return
import nvwave
nvwave.playWaveFile(r"waves\textError.wav")
def speak(self,speechSequence):
defaultLanguage=self._language
textList=[]
langChanged=False
for item in speechSequence:
if isinstance(item,basestring):
s=unicode(item)
# Replace \01, as this is used for embedded commands.
#Also replace < and > as espeak handles xml
s=s.translate({ord(u'\01'):None,ord(u'<'):u'<',ord(u'>'):u'>'})
textList.append(s)
elif isinstance(item,speech.IndexCommand):
textList.append("<mark name=\"%d\" />"%item.index)
elif isinstance(item,speech.CharacterModeCommand):
textList.append("<say-as interpret-as=\"characters\">" if item.state else "</say-as>")
elif isinstance(item,speech.LangChangeCommand):
if langChanged:
textList.append("</voice>")
textList.append("<voice xml:lang=\"%s\">"%(item.lang if item.lang else defaultLanguage).replace('_','-'))
langChanged=True
elif isinstance(item,speech.SpeechCommand):
log.debugWarning("Unsupported speech command: %s"%item)
else:
log.error("Unknown speech: %s"%item)
if langChanged:
textList.append("</voice>")
text=u"".join(textList)
_espeak.speak(text)
def __init__(self, keys):
super(InputGesture, self).__init__()
self.keyCodes = set(keys)
self.keyNames = names = set()
isBrailleInput = True
for key in self.keyCodes:
if isBrailleInput:
if DOT1_KEY <= key <= DOT8_KEY:
self.dots |= 1 << (key - DOT1_KEY)
elif key == SPACE_KEY:
self.space = True
else:
# This is not braille input.
isBrailleInput = False
self.dots = 0
self.space = False
if key >= FIRST_ROUTING_KEY:
names.add("routing")
self.routingIndex = key - FIRST_ROUTING_KEY
else:
try:
names.add(KEY_NAMES[key])
except KeyError:
log.debugWarning("Unknown key with id %d" % key)
self.id = "+".join(names)
def _get_mathMl(self):
from comtypes.gen.ISimpleDOM import ISimpleDOMNode
try:
node = self.IAccessibleObject.QueryInterface(ISimpleDOMNode)
# Try the data-mathml attribute.
attrNames = (BSTR * 1)("data-mathml")
namespaceIds = (c_short * 1)(0)
attr = node.attributesForNames(1, attrNames, namespaceIds)
if attr:
import mathPres
if not mathPres.getLanguageFromMath(attr) and self.language:
attr = mathPres.insertLanguageIntoMath(attr, self.language)
return attr
if self.IA2Attributes.get("tag") != "math":
# This isn't MathML.
raise LookupError
if self.language:
attrs = ' xml:lang="%s"' % self.language
else:
attrs = ""
return "<math%s>%s</math>" % (attrs, node.innerHTML)
except COMError:
log.debugWarning("Error retrieving math. "
"Not supported in this browser or ISimpleDOM COM proxy not registered.", exc_info=True)
raise LookupError
def getTextWithFields(self,formatConfig=None):
if not formatConfig:
formatConfig=config.conf['documentFormatting']
formatConfig['autoLanguageSwitching']=config.conf['speech'].get('autoLanguageSwitching',False)
startOffset=self._rangeObj.start
endOffset=self._rangeObj.end
if startOffset==endOffset:
return []
text=BSTR()
formatConfigFlags=sum(y for x,y in formatConfigFlagsMap.iteritems() if formatConfig.get(x,False))
res=NVDAHelper.localLib.nvdaInProcUtils_winword_getTextInRange(self.obj.appModule.helperLocalBindingHandle,self.obj.windowHandle,startOffset,endOffset,formatConfigFlags,ctypes.byref(text))
if res or not text:
log.debugWarning("winword_getTextInRange failed with %d"%res)
return [self.text]
commandList=XMLFormatting.XMLTextParser().parse(text.value)
for index,item in enumerate(commandList):
if isinstance(item,textInfos.FieldCommand):
field=item.field
if isinstance(field,textInfos.ControlField):
item.field=self._normalizeControlField(field)
elif isinstance(field,textInfos.FormatField):
item.field=self._normalizeFormatField(field)
elif index>0 and isinstance(item,basestring) and item.isspace():
#2047: don't expose language for whitespace as its incorrect for east-asian languages
lastItem=commandList[index-1]
if isinstance(lastItem,textInfos.FieldCommand) and isinstance(lastItem.field,textInfos.FormatField):
try:
del lastItem.field['language']
except KeyError:
pass
return commandList
def initialize():
global state, _stateFilename, autoChecker
_stateFilename = os.path.join(globalVars.appArgs.configPath, "updateCheckState.pickle")
try:
state = cPickle.load(file(_stateFilename, "r"))
except:
log.debugWarning("Couldn't retrieve update state", exc_info=True)
# Defaults.
state = {
"lastCheck": 0,
"dontRemindVersion": None,
}
_setStateToNone(state)
# check the pending version against the current version
# and make sure that pendingUpdateFile and pendingUpdateVersion are part of the state dictionary.
if "pendingUpdateVersion" not in state or state["pendingUpdateVersion"] == versionInfo.version:
_setStateToNone(state)
# remove all update files except the one that is currently pending (if any)
try:
for fileName in os.listdir(storeUpdatesDir):
f=os.path.join(storeUpdatesDir, fileName)
if f != state["pendingUpdateFile"]:
os.remove(f)
log.debug("Update file %s removed"%f)
except OSError:
log.warning("Unable to remove old update file %s"%f, exc_info=True)
if not globalVars.appArgs.launcher and (config.conf["update"]["autoCheck"] or (config.conf["update"]["startupNotification"] and isPendingUpdate())):
autoChecker = AutoUpdateChecker()
def disconnectConsole():
global consoleObject, consoleOutputHandle, consoleWinEventHookHandles, checkDeadTimer
if not consoleObject:
log.debugWarning("console was not connected")
return False
checkDeadTimer.Stop()
checkDeadTimer=None
#Unregister any win events we are using
for handle in consoleWinEventHookHandles:
winUser.unhookWinEvent(handle)
consoleEventHookHandles=[]
consoleObject.stopMonitoring()
winKernel.closeHandle(consoleOutputHandle)
consoleOutputHandle=None
consoleObject=None
try:
wincon.SetConsoleCtrlHandler(_consoleCtrlHandler,False)
except WindowsError:
pass
#Try freeing NVDA from this console
try:
wincon.FreeConsole()
except WindowsError:
pass
return True
def recognizeNavigatorObject(recognizer):
"""User interface function to recognize content in the navigator object.
This should be called from a script or in response to a GUI action.
@param recognizer: The content recognizer to use.
@type recognizer: L{contentRecog.ContentRecognizer}
"""
global _activeRecog
if isinstance(api.getFocusObject(), RecogResultNVDAObject):
# Translators: Reported when content recognition (e.g. OCR) is attempted,
# but the user is already reading a content recognition result.
ui.message(_("Already in a content recognition result"))
return
nav = api.getNavigatorObject()
# Translators: Reported when content recognition (e.g. OCR) is attempted,
# but the content is not visible.
notVisibleMsg = _("Content is not visible")
try:
left, top, width, height = nav.location
except TypeError:
log.debugWarning("Object returned location %r" % nav.location)
ui.message(notVisibleMsg)
return
try:
imgInfo = RecogImageInfo.createFromRecognizer(left, top, width, height, recognizer)
except ValueError:
ui.message(notVisibleMsg)
return
if _activeRecog:
_activeRecog.cancel()
# Translators: Reporting when content recognition (e.g. OCR) begins.
ui.message(_("Recognizing"))
sb = screenBitmap.ScreenBitmap(imgInfo.recogWidth, imgInfo.recogHeight)
pixels = sb.captureImage(left, top, width, height)
_activeRecog = recognizer
recognizer.recognize(pixels, imgInfo, _recogOnResult)
def event_valueChange(self):
pbConf=config.conf["presentation"]["progressBarUpdates"]
states=self.states
if pbConf["progressBarOutputMode"]=="off" or controlTypes.STATE_INVISIBLE in states or controlTypes.STATE_OFFSCREEN in states:
return super(ProgressBar,self).event_valueChange()
val=self.value
try:
percentage = min(max(0.0, float(val.strip("%\0"))), 100.0)
except (AttributeError, ValueError):
log.debugWarning("Invalid value: %r" % val)
return super(ProgressBar, self).event_valueChange()
braille.handler.handleUpdate(self)
if not pbConf["reportBackgroundProgressBars"] and not self.isInForeground:
return
try:
left,top,width,height=self.location
except:
left=top=width=height=0
x=left+(width/2)
y=top+(height/2)
lastBeepProgressValue=self.progressValueCache.get("beep,%d,%d"%(x,y),None)
if pbConf["progressBarOutputMode"] in ("beep","both") and (lastBeepProgressValue is None or abs(percentage-lastBeepProgressValue)>=pbConf["beepPercentageInterval"]):
tones.beep(pbConf["beepMinHZ"]*2**(percentage/25.0),40)
self.progressValueCache["beep,%d,%d"%(x,y)]=percentage
lastSpeechProgressValue=self.progressValueCache.get("speech,%d,%d"%(x,y),None)
if pbConf["progressBarOutputMode"] in ("speak","both") and (lastSpeechProgressValue is None or abs(percentage-lastSpeechProgressValue)>=pbConf["speechPercentageInterval"]):
queueHandler.queueFunction(queueHandler.eventQueue,speech.speakMessage,_("%d percent")%percentage)
self.progressValueCache["speech,%d,%d"%(x,y)]=percentage
def accessibleObjectFromEvent(window,objectID,childID):
try:
pacc,childID=oleacc.AccessibleObjectFromEvent(window,objectID,childID)
except Exception as e:
log.debugWarning("oleacc.AccessibleObjectFromEvent with window %s, objectID %s and childID %s: %s"%(window,objectID,childID,e))
return None
return (normalizeIAccessible(pacc,childID),childID)
def tryRemoveFile(path,numRetries=6,retryInterval=0.5,rebootOK=False):
dirPath=os.path.dirname(path)
tempPath=tempfile.mktemp(dir=dirPath)
try:
os.rename(path,tempPath)
except (WindowsError,IOError):
raise RetriableFailure("Failed to rename file %s before remove"%path)
for count in xrange(numRetries):
try:
if os.path.isdir(tempPath):
shutil.rmtree(tempPath)
else:
os.remove(tempPath)
return
except OSError:
pass
time.sleep(retryInterval)
if rebootOK:
log.debugWarning("Failed to delete file %s, marking for delete on reboot"%tempPath)
MoveFileEx=windll.kernel32.MoveFileExW if isinstance(tempPath,unicode) else windll.kernel32.MoveFileExA
MoveFileEx("\\\\?\\"+tempPath,None,4)
return
try:
os.rename(tempPath,path)
except:
log.error("Unable to rename back to %s before retriable failier"%path)
raise RetriableFailure("File %s could not be removed"%path)
def _bg(self):
success = False
for url in self.urls:
try:
self._download(url)
except:
log.debugWarning("Error downloading %s" % url, exc_info=True)
else: #Successfully downloaded or canceled
if not self._shouldCancel:
success = True
break
else:
# None of the URLs succeeded.
self._guiExec(self._error)
return
if not success:
try:
os.remove(self.destPath)
except OSError:
pass
return
self._guiExec(self._downloadSuccess)
def _initTts(self, voice=None):
self.tts = comtypes.client.CreateObject(self.COM_CLASS)
if voice:
# #749: It seems that SAPI 5 doesn't reset the audio parameters when the voice is changed,
# but only when the audio output is changed.
# Therefore, set the voice before setting the audio output.
# Otherwise, we will get poor speech quality in some cases.
self.tts.voice = voice
outputDeviceID = nvwave.outputDeviceNameToID(
config.conf["speech"]["outputDevice"], True)
if outputDeviceID >= 0:
self.tts.audioOutput = self.tts.getAudioOutputs()[outputDeviceID]
self._eventsConnection = comtypes.client.GetEvents(
self.tts, SapiSink(weakref.ref(self)))
self.tts.EventInterests = constants.SVEBookmark | constants.SVEEndInputStream
from comInterfaces.SpeechLib import ISpAudio
try:
self.ttsAudioStream = self.tts.audioOutputStream.QueryInterface(
ISpAudio)
except COMError:
log.debugWarning("SAPI5 voice does not support ISPAudio")
self.ttsAudioStream = None
def _dispatch(self, command, arg):
space = False
if command == THUNB_KEYS_TAG:
gesture = InputGesture(keys=arg)
elif command == CURSOR_KEY_TAG:
gesture = InputGesture(routing=arg)
elif command in (DOTS_TAG, DOTS_SPACE_TAG, DOTS_ENTER_TAG,
DOTS_BACKSPACE_TAG):
if command != DOTS_TAG:
space = True
if command == DOTS_ENTER_TAG:
# Stuppid bug in the implementation
# Force dot8 here, although it should be already there
arg |= DOT_8
gesture = InputGesture(dots=arg, space=space)
else:
log.debugWarning("Unknown command")
return
try:
inputCore.manager.executeGesture(gesture)
except inputCore.NoInputGestureAction:
pass
def callback(wav,numsamples,event):
try:
global player, isSpeaking, lastIndex
if not isSpeaking:
return 1
for e in event:
if e.type==espeakEVENT_MARK:
lastIndex=int(e.id.name)
elif e.type==espeakEVENT_LIST_TERMINATED:
break
if not wav:
player.idle()
isSpeaking = False
return 0
if numsamples > 0:
try:
player.feed(string_at(wav, numsamples * sizeof(c_short)))
except:
log.debugWarning("Error feeding audio to nvWave",exc_info=True)
return 0
except:
log.error("callback", exc_info=True)
def event_valueChange(self):
pbConf = config.conf["presentation"]["progressBarUpdates"]
states = self.states
if pbConf[
"progressBarOutputMode"] == "off" or controlTypes.STATE_INVISIBLE in states or controlTypes.STATE_OFFSCREEN in states:
return super(ProgressBar, self).event_valueChange()
val = self.value
try:
percentage = min(max(0.0, float(val.strip("%\0"))), 100.0)
except (AttributeError, ValueError):
log.debugWarning("Invalid value: %r" % val)
return super(ProgressBar, self).event_valueChange()
if not pbConf[
"reportBackgroundProgressBars"] and not self.isInForeground:
return
try:
left, top, width, height = self.location
except:
left = top = width = height = 0
x = left + (width / 2)
y = top + (height / 2)
lastBeepProgressValue = self.progressValueCache.get(
"beep,%d,%d" % (x, y), None)
if pbConf["progressBarOutputMode"] in (
"beep", "both") and (lastBeepProgressValue is None
or abs(percentage - lastBeepProgressValue)
>= pbConf["beepPercentageInterval"]):
tones.beep(pbConf["beepMinHZ"] * 2**(percentage / 25.0), 40)
self.progressValueCache["beep,%d,%d" % (x, y)] = percentage
lastSpeechProgressValue = self.progressValueCache.get(
"speech,%d,%d" % (x, y), None)
if pbConf["progressBarOutputMode"] in ("speak", "both") and (
lastSpeechProgressValue is None
or abs(percentage - lastSpeechProgressValue) >=
pbConf["speechPercentageInterval"]):
queueHandler.queueFunction(queueHandler.eventQueue,
speech.speakMessage,
_("%d percent") % percentage)
self.progressValueCache["speech,%d,%d" % (x, y)] = percentage
def connectConsole(obj):
global consoleObject, consoleOutputHandle, checkDeadTimer
#Get the process ID of the console this NVDAObject is fore
processID,threadID=winUser.getWindowThreadProcessID(obj.windowHandle)
#Attach NVDA to this console so we can access its text etc
try:
wincon.AttachConsole(processID)
except WindowsError as e:
log.debugWarning("Could not attach console: %s"%e)
return False
wincon.SetConsoleCtrlHandler(_consoleCtrlHandler,True)
consoleOutputHandle=winKernel.CreateFile(u"CONOUT$",winKernel.GENERIC_READ|winKernel.GENERIC_WRITE,winKernel.FILE_SHARE_READ|winKernel.FILE_SHARE_WRITE,None,winKernel.OPEN_EXISTING,0,None)
#Register this callback with all the win events we need, storing the given handles for removal later
for eventID in (winUser.EVENT_CONSOLE_CARET,winUser.EVENT_CONSOLE_UPDATE_REGION,winUser.EVENT_CONSOLE_UPDATE_SIMPLE,winUser.EVENT_CONSOLE_UPDATE_SCROLL,winUser.EVENT_CONSOLE_LAYOUT):
handle=winUser.setWinEventHook(eventID,eventID,0,consoleWinEventHook,0,0,0)
if not handle:
raise OSError("could not register eventID %s"%eventID)
consoleWinEventHookHandles.append(handle)
consoleObject=obj
checkDeadTimer=wx.PyTimer(_checkDead)
checkDeadTimer.Start(CHECK_DEAD_INTERVAL)
return True
def locateHTMLElementByID(document, ID):
try:
elements = document.getElementsByName(ID)
if elements is not None:
element = elements.item(0)
else: #probably IE 10 in standards mode (#3151)
try:
element = document.all.item(ID)
except:
element = None
if element is None: #getElementsByName doesn't return element with specified ID in IE11 (#5784)
try:
element = document.getElementByID(ID)
except COMError as e:
log.debugWarning(
"document.getElementByID failed with COMError %s" % e)
element = None
except COMError as e:
log.debugWarning("document.getElementsByName failed with COMError %s" %
e)
element = None
if element:
return element
try:
nodeName = document.body.nodeName
except COMError as e:
log.debugWarning("document.body.nodeName failed with COMError %s" % e)
return None
if nodeName:
nodeName = nodeName.upper()
if nodeName == "FRAMESET":
tag = "frame"
else:
tag = "iframe"
try:
frames = document.getElementsByTagName(tag)
except COMError as e:
log.debugWarning(
"document.getElementsByTagName failed with COMError %s" % e)
return None
if not frames: #frames can be None in IE 10
return None
for frame in frames:
childElement = getChildHTMLNodeFromFrame(frame)
if not childElement:
continue
childElement = locateHTMLElementByID(childElement.document, ID)
if not childElement: continue
return childElement
def _callback(self, bytes, len, markers):
if len == 0:
# The C++ code will log an error with details.
log.debugWarning("ocSpeech_speak failed!")
self._processQueue()
return
# This gets called in a background thread.
stream = io.BytesIO(ctypes.string_at(bytes, len))
wav = wave.open(stream, "r")
self._maybeInitPlayer(wav)
data = wav.readframes(wav.getnframes())
if markers:
markers = markers.split('|')
else:
markers = []
prevPos = 0
# Push audio up to each marker so we can sync the audio with the markers.
for marker in markers:
if self._wasCancelled:
break
name, pos = marker.split(':')
index = int(name)
pos = int(pos)
# pos is a time offset in 100-nanosecond units.
# Convert this to a byte offset.
# Order the equation so we don't have to do floating point.
pos = pos * self._bytesPerSec // HUNDRED_NS_PER_SEC
# Push audio up to this marker.
self._player.feed(data[prevPos:pos],
onDone=lambda index=index: synthIndexReached.
notify(synth=self, index=index))
prevPos = pos
if self._wasCancelled:
log.debug("Cancelled, stopped pushing audio")
else:
self._player.feed(data[prevPos:])
log.debug("Done pushing audio")
self._processQueue()
def IUIAutomationFocusChangedEventHandler_HandleFocusChangedEvent(
self, sender):
if not self.MTAThreadInitEvent.isSet():
# UIAHandler hasn't finished initialising yet, so just ignore this event.
if _isDebug():
log.debug(
"HandleFocusChangedEvent: event received while not fully initialized"
)
return
self.lastFocusedUIAElement = sender
if not self.isNativeUIAElement(sender):
if _isDebug():
log.debug(
"HandleFocusChangedEvent: Ignoring for non native element")
return
import NVDAObjects.UIA
if isinstance(eventHandler.lastQueuedFocusObject, NVDAObjects.UIA.UIA):
lastFocusObj = eventHandler.lastQueuedFocusObject
# Ignore duplicate focus events.
# It seems that it is possible for compareElements to return True, even though the objects are different.
# Therefore, don't ignore the event if the last focus object has lost its hasKeyboardFocus state.
try:
if (not lastFocusObj.shouldAllowDuplicateUIAFocusEvent
and self.clientObject.compareElements(
sender, lastFocusObj.UIAElement)
and lastFocusObj.UIAElement.currentHasKeyboardFocus):
if _isDebug():
log.debugWarning(
"HandleFocusChangedEvent: Ignoring duplicate focus event"
)
return
except COMError:
if _isDebug():
log.debugWarning(
"HandleFocusChangedEvent: Couldn't check for duplicate focus event",
exc_info=True)
window = self.getNearestWindowHandle(sender)
if window and not eventHandler.shouldAcceptEvent("gainFocus",
windowHandle=window):
if _isDebug():
log.debug(
"HandleFocusChangedEvent: Ignoring for shouldAcceptEvent=False"
)
return
try:
obj = NVDAObjects.UIA.UIA(UIAElement=sender)
except Exception:
if _isDebug():
log.debugWarning(
"HandleFocusChangedEvent: Exception while creating object",
exc_info=True)
return
if not obj or not obj.shouldAllowUIAFocusEvent:
if _isDebug():
log.debug(
"HandleFocusChangedEvent: Ignoring because no object or ignored by object itself"
)
return
eventHandler.queueEvent("gainFocus", obj)
def __init__(self, model, keys, isBrailleInput=False):
super(InputGesture, self).__init__()
self.model = model.genericName
self.keys = set(keys)
self.keyNames = names = []
for key in keys:
if isBrailleInput:
self.dots = self._calculateDots()
if key in KEY_SPACES or (key in (KEY_LEFT, KEY_RIGHT)
and isinstance(model, EasyBraille)):
self.space = True
if KEY_ROUTING <= key < KEY_ROUTING + model.numCells:
self.routingIndex = key - KEY_ROUTING
names.append("routing")
elif not isBrailleInput:
try:
names.append(model.keys[key])
except KeyError:
log.debugWarning("Unknown key %d" % key)
self.id = "+".join(names)
def __init__(self, keys):
super(InputGesture, self).__init__()
self.keyCodes = set(keys)
self.keyNames = names = set()
for group, number in self.keyCodes:
if group == ALVA_CR_GROUP:
if number & ALVA_2ND_CR_MASK:
names.add("routing2")
self.routingIndex = number & ~ALVA_2ND_CR_MASK
else:
names.add("routing")
self.routingIndex = number
else:
try:
names.add(ALVA_KEYS[group][number])
except (KeyError, IndexError):
log.debugWarning(
"Unknown key with group %d and number %d" %
(group, number))
self.id = "+".join(names)
def script_saveTempBookmark(self, gesture):
obj = api.getFocusObject()
appName=appModuleHandler.getAppNameFromProcessID(obj.processID,True)
if appName == "MicrosoftEdgeCP.exe":
gesture.send()
return
treeInterceptor=obj.treeInterceptor
if isinstance(treeInterceptor, BrowseModeDocumentTreeInterceptor) and not treeInterceptor.passThrough:
obj=treeInterceptor
else:
gesture.send()
return
bookmark = obj.makeTextInfo(textInfos.POSITION_CARET).bookmark
fileName = getFileTempBookmark()
try:
with codecs.open(fileName, "w", "utf-8") as f:
f.write(str(bookmark.startOffset))
# Translators: Message presented when a temporary bookmark is saved.
ui.message(_("Saved temporary bookmark at position %d" % bookmark.startOffset))
except Exception as e:
log.debugWarning("Error saving temporary bookmark", exc_info=True)
raise e
def __init__(self, port="auto"):
super(BrailleDisplayDriver,self).__init__()
self.numCells = 0
self._rawKeyboardInput = False
self._deviceId = None
for portType, portId, port, portInfo in self._getTryPorts(port):
self.isHid = portType == bdDetect.KEY_HID
# Try talking to the display.
try:
if self.isHid:
self._dev = hwIo.Hid(port, onReceive=self._hidOnReceive)
self._deviceId = int(portId[-2:],16)
else:
self._dev = hwIo.Serial(port, timeout=self.timeout, writeTimeout=self.timeout, onReceive=self._ser6OnReceive)
# Get the device ID
self._ser6SendMessage(b"?", b"?")
for i in xrange(3):
self._dev.waitForRead(self.timeout)
if self._deviceId: # Display responded
break
else: # No response from display
continue
except EnvironmentError:
log.debugWarning("", exc_info=True)
continue
self._updateSettings()
if self.numCells:
# A display responded.
log.info("Found display with {cells} cells connected via {type} ({port})".format(
cells=self.numCells, type=portType, port=port))
break
self._dev.close()
else:
raise RuntimeError("No ALVA display found")
self._keysDown = set()
self._ignoreKeyReleases = False
def showHelp(helpId: str):
"""Display the corresponding section of the user guide when either the Help
button in an NVDA dialog is pressed or the F1 key is pressed on a
recognized control.
"""
import ui
import queueHandler
if not helpId:
# Translators: Message indicating no context sensitive help is available for the control or dialog.
noHelpMessage = _("No help available here.")
queueHandler.queueFunction(queueHandler.eventQueue, ui.message, noHelpMessage)
return
helpFile = documentationUtils.getDocFilePath("userGuide.html")
if helpFile is None:
# Translators: Message shown when trying to display context sensitive help,
# indicating that the user guide could not be found.
noHelpMessage = _("No user guide found.")
log.debugWarning("No user guide found: possible cause - running from source without building user docs")
queueHandler.queueFunction(queueHandler.eventQueue, ui.message, noHelpMessage)
return
log.debug(f"Opening help: helpId = {helpId}, userGuidePath: {helpFile}")
nvdaTempDir = os.path.join(tempfile.gettempdir(), "nvda")
if not os.path.exists(nvdaTempDir):
os.mkdir(nvdaTempDir)
contextHelpRedirect = os.path.join(nvdaTempDir, "contextHelp.html")
try:
# a redirect is necessary because not all browsers support opening a fragment URL from the command line.
writeRedirect(helpId, helpFile, contextHelpRedirect)
except Exception:
log.error("Unable to write context help redirect file.", exc_info=True)
return
try:
os.startfile(f"file://{contextHelpRedirect}")
except Exception:
log.error("Unable to launch context help.", exc_info=True)
def _getDTE(self):
# Return the already fetched instance if there is one.
try:
if self._DTE:
return self._DTE
except AttributeError:
pass
# Retrieve and cache the top level automation object for the IDE
DTEVersion = VsVersion_None
bctx = objbase.CreateBindCtx()
ROT = objbase.GetRunningObjectTable()
for mon in ROT:
# Test for the strings Visual Studio may have registered with.
displayName = mon.GetDisplayName(bctx, None)
if "!VisualStudio.DTE.9.0:%d" % self.processID == displayName:
DTEVersion = VsVersion_2008
elif "!VisualStudio.DTE.8.0:%d" % self.processID == displayName:
DTEVersion = VsVersion_2005
elif "!VisualStudio.DTE.7.1:%d" % self.processID == displayName:
DTEVersion = VsVersion_2003
elif "!VisualStudio.DTE:%d" % self.processID == displayName:
DTEVersion = VsVersion_2002
if DTEVersion != VsVersion_None:
self._DTEVersion = DTEVersion
self._DTE = comtypes.client.dynamic.Dispatch(
ROT.GetObject(mon).QueryInterface(IDispatch))
break
else:
# None found.
log.debugWarning("No top level automation object found")
self._DTE = None
self._DTEVersion = VsVersion_None
# Loop has completed
return self._DTE
def shouldUseUIAInMSWord(appModule: appModuleHandler.AppModule) -> bool:
allow = AllowUiaInMSWord.getConfig()
if allow == AllowUiaInMSWord.ALWAYS:
log.debug("User has requested UIA in MS Word always")
return True
canUseOlderInProcessApproach = bool(appModule.helperLocalBindingHandle)
if not canUseOlderInProcessApproach:
log.debug(
"Using UIA in MS Word as no alternative object model available")
return True
if winVersion.getWinVer() < winVersion.WIN11:
log.debug(
"Not using UIA in MS Word on pre Windows 11 OS due to missing custom extensions"
)
return False
if allow != AllowUiaInMSWord.WHERE_SUITABLE:
log.debug("User does not want UIA in MS Word unless necessary")
return False
isOfficeApp = appModule.productName.startswith(
("Microsoft Office", "Microsoft Outlook"))
if not isOfficeApp:
log.debug(f"Unknown Office app: {appModule.productName}")
return False
try:
officeVersion = tuple(
int(x) for x in appModule.productVersion.split('.')[:3])
except Exception:
log.debugWarning(
f"Unable to parse office version: {appModule.productVersion}",
exc_info=True)
return False
if officeVersion < (16, 0, 15000):
log.debug(
f"MS word too old for suitable UIA, Office version: {officeVersion}"
)
return False
log.debug(f"Using UIA due to suitable Office version: {officeVersion}")
return True
def _watcher():
global isAttemptingRecovery
while True:
# Wait for the core to die.
winKernel.waitForSingleObject(_coreDeadTimer, winKernel.INFINITE)
if not isRunning:
return
# The core hasn't reported alive for MIN_CORE_ALIVE_TIMEOUT.
waited = MIN_CORE_ALIVE_TIMEOUT
while not _isAlive() and not _shouldRecoverAfterMinTimeout():
# The core is still dead and fast recovery doesn't apply.
# Wait up to NORMAL_ALIVE_TIMEOUT.
time.sleep(MIN_CORE_ALIVE_TIMEOUT)
waited += MIN_CORE_ALIVE_TIMEOUT
if waited >= NORMAL_CORE_ALIVE_TIMEOUT:
break
if _isAlive():
continue
if log.isEnabledFor(log.DEBUGWARNING):
log.debugWarning("Trying to recover from freeze, core stack:\n%s"%
"".join(traceback.format_stack(sys._current_frames()[core.mainThreadId])))
lastTime=time.time()
isAttemptingRecovery = True
# Cancel calls until the core is alive.
# This event will be reset by alive().
windll.kernel32.SetEvent(_cancelCallEvent)
# Some calls have to be killed individually.
while True:
curTime=time.time()
if curTime-lastTime>FROZEN_WARNING_TIMEOUT:
lastTime=curTime
log.warning("Core frozen in stack:\n%s"%
"".join(traceback.format_stack(sys._current_frames()[core.mainThreadId])))
_recoverAttempt()
time.sleep(RECOVER_ATTEMPT_INTERVAL)
if _isAlive():
break
isAttemptingRecovery = False
def IUIAutomationNotificationEventHandler_HandleNotificationEvent(
self, sender, NotificationKind, NotificationProcessing,
displayString, activityId):
if not self.MTAThreadInitEvent.isSet():
# UIAHandler hasn't finished initialising yet, so just ignore this event.
if _isDebug():
log.debug(
"HandleNotificationEvent: event received while not fully initialized"
)
return
import NVDAObjects.UIA
try:
obj = NVDAObjects.UIA.UIA(UIAElement=sender)
except Exception:
if _isDebug():
log.debugWarning(
"HandleNotificationEvent: Exception while creating object: "
f"NotificationProcessing={NotificationProcessing} "
f"displayString={displayString} "
f"activityId={activityId}",
exc_info=True)
return
if not obj:
# Sometimes notification events can be fired on a UIAElement that has no windowHandle and does not connect through parents back to the desktop.
# There is nothing we can do with these.
if _isDebug():
log.debug(
"HandleNotificationEvent: Ignoring because no object: "
f"NotificationProcessing={NotificationProcessing} "
f"displayString={displayString} "
f"activityId={activityId}")
return
eventHandler.queueEvent("UIA_notification",
obj,
notificationKind=NotificationKind,
notificationProcessing=NotificationProcessing,
displayString=displayString,
activityId=activityId)
def _saveSpecificSettings(cls, clsOrInst: Any,
settings: SupportedSettingType) -> None:
"""
Save values for settings to config.
The values from the attributes of `clsOrInst` that match the `id` of each setting are saved to config.
@param clsOrInst: Destination for the values.
@param settings: The settings to load.
"""
section = cls._getConfigSection()
settingsId = cls.getId()
conf = config.conf[section][settingsId]
for setting in settings:
if not setting.useConfig:
continue
try:
conf[setting.id] = getattr(clsOrInst, setting.id)
except UnsupportedConfigParameterError:
log.debugWarning(
f"Unsupported setting {setting.id!r}; ignoring",
exc_info=True)
continue
if settings:
log.debug(f"Saved settings for {cls.__qualname__}")
def onPostponeButton(self, evt):
finalDest = os.path.join(storeUpdatesDir,
os.path.basename(self.destPath))
try:
os.renames(self.destPath, finalDest)
except:
log.debugWarning("Unable to rename the file from {} to {}".format(
self.destPath, finalDest),
exc_info=True)
gui.messageBox(
# Translators: The message when a downloaded update file could not be preserved.
_("Unable to postpone update."),
# Translators: The title of the message when a downloaded update file could not be preserved.
_("Error"),
wx.OK | wx.ICON_ERROR)
finalDest = self.destPath
state["pendingUpdateFile"] = finalDest
state["pendingUpdateVersion"] = self.version
# Postponing an update indicates that the user is likely interested in getting a reminder.
# Therefore, clear the dontRemindVersion.
state["dontRemindVersion"] = None
saveState()
self.EndModal(wx.ID_CLOSE)
def __init__( self, parent: wx.Window, providerControl: VisionProviderStateControl ): self._providerControl = providerControl initiallyEnabledInConfig = NVDAHighlighter.isEnabledInConfig() if not initiallyEnabledInConfig: settingsStorage = self._getSettingsStorage() settingsToCheck = [ settingsStorage.highlightBrowseMode, settingsStorage.highlightFocus, settingsStorage.highlightNavigator, ] if any(settingsToCheck): log.debugWarning( "Highlighter disabled in config while some of its settings are enabled. " "This will be corrected" ) settingsStorage.highlightBrowseMode = False settingsStorage.highlightFocus = False settingsStorage.highlightNavigator = False super().__init__(parent)
def _get__columnOrderArray(self):
coa = (c_int * self.columnCount)()
processHandle = self.processHandle
internalCoa = winKernel.virtualAllocEx(processHandle, None,
sizeof(coa),
winKernel.MEM_COMMIT,
winKernel.PAGE_READWRITE)
try:
winKernel.writeProcessMemory(processHandle, internalCoa,
byref(coa), sizeof(coa), None)
res = watchdog.cancellableSendMessage(self.windowHandle,
LVM_GETCOLUMNORDERARRAY,
self.columnCount,
internalCoa)
if res:
winKernel.readProcessMemory(processHandle, internalCoa,
byref(coa), sizeof(coa), None)
else:
log.debugWarning("LVM_GETCOLUMNORDERARRAY failed for list")
finally:
winKernel.virtualFreeEx(processHandle, internalCoa, 0,
winKernel.MEM_RELEASE)
return coa
def onOk(self,evt):
self.mathrule[1].description = self.descriptionWidget.GetValue()
for index, item in enumerate(self.mathrule[1].serialized_order):
if isinstance(item, int):
self.mathrule[1].serialized_order[index] = self.so_widgets[index].GetSelection()
elif isinstance(item, tuple):
self.mathrule[1].serialized_order[index] = (self.so_widgets[index].GetValue(), u'*')
else:
self.mathrule[1].serialized_order[index] = self.so_widgets[index].GetValue()
for index, item in enumerate(self.mathrule[1].role):
self.mathrule[1].role[index] = self.role_widgets[index].GetValue()
try:
self.ruleEntry = ''
except Exception as e:
log.debugWarning("Could not add dictionary entry due to (regex error) : %s" % e)
# Translators: This is an error message to let the user know that the dictionary entry is not valid.
gui.messageBox(_("Regular Expression error: \"%s\".")%e, _("Dictionary Entry Error"), wx.OK|wx.ICON_WARNING, self)
return
evt.Skip()
def speak(self, speechSequence):
textList = []
charMode = False
for item in speechSequence:
if isinstance(item, basestring):
textList.append(item.replace('\\', '\\\\'))
elif isinstance(item, speech.IndexCommand):
textList.append("\\mrk=%d\\" % item.index)
elif isinstance(item, speech.CharacterModeCommand):
textList.append("\\RmS=1\\" if item.state else "\\RmS=0\\")
charMode = item.state
elif isinstance(item, speech.SpeechCommand):
log.debugWarning("Unsupported speech command: %s" % item)
else:
log.error("Unknown speech: %s" % item)
if charMode:
# Some synths stay in character mode if we don't explicitly disable it.
textList.append("\\RmS=0\\")
text = "".join(textList)
flags = TTSDATAFLAG_TAGGED
self._ttsCentral.TextData(VOICECHARSET.CHARSET_TEXT, flags,
TextSDATA(text), self._bufSinkPtr,
ITTSBufNotifySink._iid_)
def emulateKey(self, key: str, withModifiers: bool = True):
"""Emulates a key using the keyboard emulation system.
If emulation fails (e.g. because of an unknown key), a debug warning is logged
and the system falls back to sending unicode characters.
@param withModifiers: Whether this key emulation should include the modifiers that are held virtually.
Note that this method does not take care of clearing L{self.currentModifiers}.
"""
if withModifiers:
# The emulated key should be the last item in the identifier string.
keys = list(self.currentModifiers)
keys.append(key)
gesture = "+".join(keys)
else:
gesture = key
try:
inputCore.manager.emulateGesture(
keyboardHandler.KeyboardInputGesture.fromName(gesture))
except:
log.debugWarning(
"Unable to emulate %r, falling back to sending unicode characters"
% gesture,
exc_info=True)
self.sendChars(key)
def extractDataFromResponse(self, response):
dataMap = {}
data = response.read()
# 'data' contains the JSON data. The following formats the JSON data for display.
parsed = json.loads(data)
data = json.loads(data)
try:
dscr = data['description']
s = dscr['captions']
s1 = s[0]
# Translators: to display result of API
dataMap['description'] = s1['text']
dataMap['confidence'] = str((round(s1['confidence'], 2)) * 100)
color = data['color']
dataMap['fgColor'] = color['dominantColorForeground']
dataMap['bgColor'] = color['dominantColorBackground']
except Exception as e:
# Translators: a message when API is not able to return a description for image on web page
ui.message(_(data['message']))
log.debugWarning("Error- %s: %s", type(e), e)
log.debugWarning("Error Message from API- %s: %s ", data['code'],
data['message'])
return dataMap
def event_stateChange(vmID, accContext, oldState, newState):
jabContext = JABContext(vmID=vmID, accContext=accContext)
if not jabContext.hwnd:
log.debugWarning(
"Unable to obtain window handle for accessible context")
return
focus = api.getFocusObject()
#For broken tabs and menus, we need to watch for things being selected and pretend its a focus change
stateList = newState.split(',')
if "focused" in stateList or "selected" in stateList:
obj = NVDAObjects.JAB.JAB(jabContext=jabContext)
if not obj:
return
if focus != obj and eventHandler.lastQueuedFocusObject != obj and obj.role in (
controlTypes.Role.MENUITEM, controlTypes.Role.TAB,
controlTypes.Role.MENU):
eventHandler.queueEvent("gainFocus", obj)
return
obj = focus if (isinstance(focus, NVDAObjects.JAB.JAB) and focus.jabContext
== jabContext) else NVDAObjects.JAB.JAB(
jabContext=jabContext)
if obj:
eventHandler.queueEvent("stateChange", obj)
def accNavigate(pacc, childID, direction):
try:
res = pacc.accNavigate(direction, childID)
except COMError:
res = None
if not res:
return None
elif isinstance(res, int):
if childID == 0 and oleacc.NAVDIR_UP <= direction <= oleacc.NAVDIR_PREVIOUS:
parentRes = accParent(pacc, 0)
if not parentRes:
return None
pacc = parentRes[0]
return pacc, res
elif (
isinstance(res, comtypes.client.lazybind.Dispatch)
or isinstance(res, comtypes.client.dynamic._Dispatch)
or isinstance(res, IUnknown)
):
return normalizeIAccessible(res, 0), 0
else:
log.debugWarning("Unknown IAccessible type: %s" % res, stack_info=True)
return None
def onOk(self, evt):
self.Destroy()
if self.addCheckBox.Value or self.searchRadioBox.Selection < 2: # Add or search
text = self.searchTextEdit.Value
actionToPerform = self.searchRadioBox.Selection
if actionToPerform < 2: # Search
caseSensitive = self.caseSensitiveCheckBox.Value
if actionToPerform == 0:
core.callLater(1000,
doFindText,
text,
caseSensitive=caseSensitive)
else:
core.callLater(1000,
doFindTextUp,
text,
caseSensitive=caseSensitive)
global lastFindText, lastCaseSensitivity
lastFindText = text
lastCaseSensitivity = caseSensitive
if self.addCheckBox.Value or self.removeCheckBox.Value:
savedStrings = self.savedTexts
if self.removeCheckBox.Value:
del savedStrings[self.savedTextsComboBox.Selection]
if self.addCheckBox.Value and not "\n" in text and not text in savedStrings:
savedStrings.insert(0, text)
if len(savedStrings) == 0:
os.remove(self.searchFile)
return
try:
with open(self.searchFile, "w", encoding="utf-8") as f:
f.write("\n".join(savedStrings))
except Exception as e:
log.debugWarning(
"Error saving strings of text for specific search",
exc_info=True)
raise e
def _reportErrorInPreviousWord(self):
try:
# self might be a descendant of the text control; e.g. Symphony.
# We want to deal with the entire text, so use the caret object.
info = api.getCaretObject().makeTextInfo(textInfos.POSITION_CARET)
# This gets called for characters which might end a word; e.g. space.
# The character before the caret is the word end.
# The one before that is the last of the word, which is what we want.
info.move(textInfos.UNIT_CHARACTER, -2)
info.expand(textInfos.UNIT_CHARACTER)
except Exception:
# Focus probably moved.
log.debugWarning("Error fetching last character of previous word", exc_info=True)
return
# Fetch the formatting for the last word to see if it is marked as a spelling error,
# However perform the fetch and check in a future core cycle
# To give the content control more time to detect and mark the error itself.
# #12161: MS Word's UIA implementation certainly requires this delay.
def _delayedDetection():
try:
fields = info.getTextWithFields()
except Exception:
log.debugWarning("Error fetching formatting for last character of previous word", exc_info=True)
return
for command in fields:
if (
isinstance(command, textInfos.FieldCommand)
and command.command == "formatChange"
and command.field.get("invalid-spelling")
):
break
else:
# No error.
return
nvwave.playWaveFile(os.path.join(globalVars.appDir, "waves", "textError.wav"))
core.callLater(50, _delayedDetection)
