def openFile(self):
if settings.get("file_dialog_dir"):
self.curDir = '~/'
else:
self.curDir = settings.get("file_dialog_dir")
fn = QFileDialog.getOpenFileName(self,
self.tr("Open File..."), self.curDir,
self.tr("HTML-Files (*.htm *.html);;All Files (*)"))
QApplication.setOverrideCursor(Qt.WaitCursor)
if fn:
self.lastFolder = os.path.dirname(fn)
if os.path.exists(fn):
if os.path.isfile(fn):
f = QFile(fn)
if not f.open(QIODevice.ReadOnly |
QIODevice.Text):
QtGui.QMessageBox.information(self.parent(),
self.tr("Error - Lector"),
self.tr("Can't open '%s.'" % fn))
else:
stream = QTextStream(f)
text = stream.readAll()
self.setText(text)
else:
QMessageBox.information(self.parent(),
self.tr("Error - Lector"),
self.tr("'%s' is not a file." % fn))
QApplication.restoreOverrideCursor()
def initSpellchecker(self):
# TODO: disable spellchecker icon in case of not working enchant
try:
import enchant
spellDictDir = settings.get('spellchecker:directory')
if spellDictDir:
if enchant.__ver_major__ >= 1 and enchant.__ver_minor__ >= 6:
enchant.set_param("enchant.myspell.dictionary.path",
spellDictDir)
else:
print("Your pyenchant version is to old. Please " \
"upgrade to version 1.6.0 or higher, if you want " \
"to use spellchecker.")
return None
spellLang = settings.get('spellchecker:lang')
if spellLang in enchant.list_languages():
# enchant.dict_exists(spellLang) do now work for me on linux...
self.dict = enchant.Dict(spellLang)
else:
# try dictionary based on the current locale
try:
self.dict = enchant.Dict()
settings.set('spellchecker:lang', self.dict.tag)
except: # we don not have working dictionary...
return None
if self.dict:
self.usePWL(self.dict)
except:
print("can not start spellchecker!!!")
import traceback
traceback.print_exc()
return None
def saveAs(self):
if settings.get("file_dialog_dir"):
self.curDir = '~/'
else:
self.curDir = settings.get("file_dialog_dir")
filename = QFileDialog.getSaveFileName(self,
self.tr("Save document"), self.curDir,
self.tr("ODT document (*.odt);;Text file (*.txt);;"
"HTML file (*.html);;PDF file(*.pdf)")
)
if not filename: return
self.curDir = os.path.dirname(filename)
settings.set("file_dialog_dir", self.curDir)
dw = QTextDocumentWriter()
dw.setFormat('ODF') # Default format
# Check for alternative output format
if filename.rsplit('.', 1)[1] == "txt":
dw.setFormat('plaintext')
if filename.rsplit('.', 1)[1] in ("html", "htm"):
dw.setFormat('HTML')
if filename.rsplit('.', 1)[1] in ("PDF", "pdf"):
self.filePrintPdf(filename)
return
dw.setFileName(filename)
dw.write(self.document())
def get_tesseract_languages():
"""
get list of lang
"""
tess_exec = settings.get('tesseract-ocr:executable')
if not tess_exec:
tess_exec = 'tesseract'
try:
poTess = Popen([tess_exec, '--list-langs'],
shell=False, stdout=PIPE, stderr=PIPE)
stdout_message, lTess = poTess.communicate()
# we need to remove not needed information e.g. OpenCL performamnce
out_split = lTess.split('\n')
langlist = list()
add_lang = False
for row in out_split:
if row.startswith('List of'):
add_lang = True
if add_lang:
langlist.append(row.strip())
if langlist:
return langlist
else:
return get_tesseract_languages_old()
except OSError, ex:
print "ex", ex
return None
def __init__(self, parent = None):
QTextEdit.__init__(self)
self.setupEditor()
state = settings.get('editor:spell')
if state == "": # no settings
state = True
self.toggleSpell(state)
onOff = settings.get('editor:whiteSpace')
if onOff == "": # no settings
onOff = True
self.togglewhiteSpace(onOff)
self.currentCharFormatChanged.connect(
self.CharFormatChanged)
def get_tesseract_languages():
"""
get list of lang
"""
tess_exec = settings.get('tesseract-ocr:executable')
if not tess_exec:
tess_exec = 'tesseract'
try:
poTess = Popen([tess_exec, '--list-langs'],
shell=False,
stdout=PIPE,
stderr=PIPE)
stdout_message, lTess = poTess.communicate()
# we need to remove not needed information e.g. OpenCL performamnce
out_split = lTess.split('\n')
langlist = list()
add_lang = False
for row in out_split:
if row.startswith('List of'):
add_lang = True
if add_lang:
langlist.append(row.strip())
if langlist:
return langlist
else:
return get_tesseract_languages_old()
except OSError, ex:
print "ex", ex
return None
def usePWL(self, dictionary):
""" Restart spellchecker with personal private list
"""
import enchant
pwlDict = settings.get('spellchecker:pwlDict')
pwlLang = settings.get('spellchecker:pwlLang')
if pwlLang:
try:
(name, extension) = pwlDict.rsplit('.', 1)
pwlDict = name + '_' + dictionary.tag + "." + extension
except:
pwlDict = name + '_' + dictionary.tag
self.dict = enchant.DictWithPWL(dictionary.tag, pwlDict)
self.highlighter = Highlighter(self.document())
self.highlighter.setDict(self.dict)
def get_tesseract_languages_old():
"""
make a list of installed language data files
"""
tess_exec = settings.get('tesseract-ocr:executable')
if not tess_exec:
tess_exec = 'tesseract'
try:
poTess = Popen([tess_exec, 'a', 'a', '-l', 'invalid'],
shell=False, stdout=PIPE, stderr=PIPE)
stdout_message, lTess = poTess.communicate()
tess_data_prefix, langdata_ext = \
extract_tesseract_languages_path(lTess)
except OSError, ex:
print "ex", ex
return None
def get_tesseract_languages_old():
"""
make a list of installed language data files
"""
tess_exec = settings.get('tesseract-ocr:executable')
if not tess_exec:
tess_exec = 'tesseract'
try:
poTess = Popen([tess_exec, 'a', 'a', '-l', 'invalid'],
shell=False,
stdout=PIPE,
stderr=PIPE)
stdout_message, lTess = poTess.communicate()
tess_data_prefix, langdata_ext = \
extract_tesseract_languages_path(lTess)
except OSError, ex:
print "ex", ex
return None
def createActions(self):
self.settingsAction = QAction(self.tr("Settings"), self)
self.settingsAction.setIcon(QIcon(":/icons/icons/configure.png"))
self.settingsAction.triggered.connect(self.settings)
self.addAction(self.settingsAction)
self.saveDocAsAction = QAction(self.tr("Save As"), self)
self.saveDocAsAction.triggered.connect(self.SaveDocumentAs)
self.saveDocAsAction.setIcon(QIcon(":/icons/icons/filesave.png"))
self.addAction(self.saveDocAsAction)
self.spellAction = QAction(self.tr("Spellchecking"), self)
self.spellAction.setIcon(
QIcon(":/icons/icons/tools-check-spelling.png"))
self.spellAction.setCheckable(True)
self.spellAction.setChecked(settings.get('editor:spell'))
self.spellAction.toggled.connect(self.spell)
self.insertSeparator(self.spellAction)
self.addAction(self.spellAction)
self.whiteSpaceAction = QAction(self.tr("Show whitespace"), self)
self.whiteSpaceAction.setIcon(
QIcon(":/icons/icons/whiteSpace.png"))
self.whiteSpaceAction.setCheckable(True)
self.whiteSpaceAction.setChecked(settings.get('editor:whiteSpace'))
self.whiteSpaceAction.toggled.connect(self.whiteSpace)
self.addAction(self.whiteSpaceAction)
self.BoldAction = QAction(
QIcon(":/icons/icons/format-text-bold.png"),
self.tr("&Bold"), self,
shortcut=Qt.CTRL + Qt.Key_B,
triggered=self.bold, checkable=True)
self.addAction(self.BoldAction)
self.ItalicAction = QAction(self.tr("Italic"), self)
self.ItalicAction.setIcon(
QIcon(":/icons/icons/format-text-italic.png"))
self.ItalicAction.setShortcut(Qt.CTRL + Qt.Key_I)
self.ItalicAction.setCheckable(True)
self.ItalicAction.triggered.connect(self.italic)
self.addAction(self.ItalicAction)
self.UnderlineAction = QAction(self.tr("Underline"), self)
self.UnderlineAction.setIcon(
QIcon(":/icons/icons/format-text-underline.png"))
self.UnderlineAction.setCheckable(True)
self.UnderlineAction.setShortcut(Qt.CTRL + Qt.Key_U)
self.UnderlineAction.triggered.connect(self.underline)
self.addAction(self.UnderlineAction)
self.StrikethroughAction = QAction(self.tr("Strikethrough"), self)
self.StrikethroughAction.setIcon(
QIcon(":/icons/icons/format-text-strikethrough.png"))
self.StrikethroughAction.setCheckable(True)
self.StrikethroughAction.triggered.connect(self.strikethrough)
self.addAction(self.StrikethroughAction)
self.SubscriptAction = QAction(self.tr("Subscript"), self)
self.SubscriptAction.setIcon(
QIcon(":/icons/icons/format-text-subscript.png"))
self.SubscriptAction.setCheckable(True)
self.SubscriptAction.triggered.connect(self.subscript)
self.addAction(self.SubscriptAction)
self.SuperscriptAction = QAction(self.tr("Superscript"), self)
self.SuperscriptAction.setIcon(
QIcon(":/icons/icons/format-text-superscript.png"))
self.SuperscriptAction.setCheckable(True)
self.SuperscriptAction.triggered.connect(self.superscript)
self.addAction(self.SuperscriptAction)
def contextMenuEvent(self, event):
""" Creates two context menus:
1. no modifier -> spellchecker & clear emnu
2. ctrl modifier -> Text change & Insert symbol
"""
contextMenu = self.createStandardContextMenu()
spellMenu = True
if (QApplication.keyboardModifiers() & Qt.ControlModifier):
spellMenu = False
self.clearAction = QAction(self.tr("Clear"), contextMenu)
contextMenu.addSeparator()
contextMenu.addAction(self.clearAction)
if not len(self.toPlainText()):
self.clearAction.setEnabled(False)
self.clearAction.triggered.connect(self.clear)
if not spellMenu:
textOpsMenu = QMenu(self.tr("Text change..."))
removeEOLAction = QAction(self.tr("Join lines"),
textOpsMenu, )
textOpsMenu.addAction(removeEOLAction)
removeEOLAction.triggered.connect(self.removeEOL)
textOpsMenu.addSeparator()
toUppercaseAction = QAction(self.tr("to UPPERCASE"),
textOpsMenu)
textOpsMenu.addAction(toUppercaseAction)
toUppercaseAction.triggered.connect(self.toUppercase)
toLowercaseAction = QAction(self.tr("to lowercase"),
textOpsMenu)
textOpsMenu.addAction(toLowercaseAction)
toLowercaseAction.triggered.connect(self.toLowercase)
toTitleAction = QAction(self.tr("to Title"), textOpsMenu)
textOpsMenu.addAction(toTitleAction)
toTitleAction.triggered.connect(self.toTitlecase)
toCapsAction = QAction(self.tr("to Capitalize"), textOpsMenu)
textOpsMenu.addAction(toCapsAction)
toCapsAction.triggered.connect(self.toCaps)
contextMenu.insertSeparator(contextMenu.actions()[0])
contextMenu.insertMenu(contextMenu.actions()[0], textOpsMenu)
insertSymbolMenu = QMenu(self.tr("Insert symbol..."))
settings_symbols = settings.get('editor:symbols')
if settings_symbols:
self.symbols = settings_symbols.split('\n')
for symbol in self.symbols:
action = SpellAction(symbol, insertSymbolMenu)
action.correct.connect( self.insertSymbol)
insertSymbolMenu.addAction(action)
contextMenu.insertMenu(contextMenu.actions()[0], insertSymbolMenu)
if not self.textCursor().hasSelection() and spellMenu:
# Select the word under the cursor for spellchecker
cursor = self.textCursor()
cursor.select(QTextCursor.WordUnderCursor)
self.setTextCursor(cursor)
text = self.textCursor().selectedText()
#TODO: put to configuration list of ignored starting/ending chars
# remove u"„" from selection
if text.startswith(u"„") or text.startswith(u"“"):
text = text[1:]
selectionEnd = cursor.selectionEnd()
cursor.setPosition(cursor.position() - len(text))
cursor.setPosition(selectionEnd, QTextCursor.KeepAnchor)
self.setTextCursor(cursor)
# remove u"”" from selection
if text.endswith(u"”") or text.startswith(u"“"):
selectionEnd = cursor.selectionEnd()
cursor.setPosition(cursor.position() - len(text))
cursor.setPosition(selectionEnd - 1, QTextCursor.KeepAnchor)
text = text[:-1]
self.setTextCursor(cursor)
# Check if the selected word is misspelled and offer spelling
# suggestions if it is.
if self.textCursor().hasSelection():
if not self.dict.check(text):
spell_menu = QMenu(self.tr("Spelling Suggestions"))
addWordAcction = QAction(self.tr('Add word...'),
spell_menu)
addWordAcction.triggered.connect(self.addWord)
spell_menu.addAction(addWordAcction)
for word in self.dict.suggest(text):
action = SpellAction(word, spell_menu)
action.correct.connect(self.changeText)
spell_menu.addAction(action)
contextMenu.insertSeparator(contextMenu.actions()[1])
contextMenu.insertMenu(contextMenu.actions()[0],
spell_menu)
# Only add the spelling suggests to the menu if there are
# suggestions.
if len(spell_menu.actions()) != 1:
spell_menu.insertSeparator(spell_menu.actions()[1])
contextMenu.exec_(event.globalPos())
event.accept()
def setEditorFont(self):
self.setFont(QFont(settings.get('editor:font')))
tess_exec = settings.get('tesseract-ocr:executable')
if not tess_exec:
tess_exec = 'tesseract'
try:
poTess = Popen([tess_exec, 'a', 'a', '-l', 'invalid'],
shell=False, stdout=PIPE, stderr=PIPE)
stdout_message, lTess = poTess.communicate()
tess_data_prefix, langdata_ext = \
extract_tesseract_languages_path(lTess)
except OSError, ex:
print "ex", ex
return None
# env. setting can help to handle path with spaces
tess_data_prefix = settings.get('tesseract-ocr:TESSDATA_PREFIX:')
if not tess_data_prefix:
tess_data_prefix = os.getenv('TESSDATA_PREFIX')
tessdata_path = os.path.join(tess_data_prefix, "tessdata")
if not os.path.exists(tessdata_path):
print "Tesseract data path ('%s') do not exist!" % tessdata_path
return None
langdata = glob(tess_data_prefix + os.path.sep + '*' + langdata_ext)
return [os.path.splitext(os.path.split(uc)[1])[0] for uc in langdata]
def get_spellchecker_languages(directory = None):
"""
Check if spellchecker is installed and provide list of languages
"""
try:
if not tess_exec:
tess_exec = 'tesseract'
try:
poTess = Popen([tess_exec, 'a', 'a', '-l', 'invalid'],
shell=False,
stdout=PIPE,
stderr=PIPE)
stdout_message, lTess = poTess.communicate()
tess_data_prefix, langdata_ext = \
extract_tesseract_languages_path(lTess)
except OSError, ex:
print "ex", ex
return None
# env. setting can help to handle path with spaces
tess_data_prefix = settings.get('tesseract-ocr:TESSDATA_PREFIX:')
if not tess_data_prefix:
tess_data_prefix = os.getenv('TESSDATA_PREFIX')
tessdata_path = os.path.join(tess_data_prefix, "tessdata")
if not os.path.exists(tessdata_path):
print "Tesseract data path ('%s') do not exist!" % tessdata_path
return None
langdata = glob(tess_data_prefix + os.path.sep + '*' + langdata_ext)
return [os.path.splitext(os.path.split(uc)[1])[0] for uc in langdata]
def get_spellchecker_languages(directory=None):
"""
Check if spellchecker is installed and provide list of languages
"""
