Python Qsci.QsciAPIs类代码示例

 def prepareAPI(self):
     try:
         self._api = QsciAPIs(self._api_lexer)
         self._api.apiPreparationFinished.connect(self._preparationFinished)
         for api_file in self._api_files:
             self._api.load(unicode(api_file))
         self._api.prepare()
     except Exception as err:
         self._api = None
         sys.exit(1)

    def initLexer(self):
        settings = QgsSettings()
        self.lexer = QsciLexerPython()

        font = QFontDatabase.systemFont(QFontDatabase.FixedFont)

        loadFont = settings.value("pythonConsole/fontfamilytextEditor")
        if loadFont:
            font.setFamily(loadFont)
        fontSize = settings.value("pythonConsole/fontsizeEditor", type=int)
        if fontSize:
            font.setPointSize(fontSize)

        self.lexer.setDefaultFont(font)
        self.lexer.setDefaultColor(QColor(settings.value("pythonConsole/defaultFontColorEditor", QColor(self.DEFAULT_COLOR))))
        self.lexer.setColor(QColor(settings.value("pythonConsole/commentFontColorEditor", QColor(self.COMMENT_COLOR))), 1)
        self.lexer.setColor(QColor(settings.value("pythonConsole/numberFontColorEditor", QColor(self.NUMBER_COLOR))), 2)
        self.lexer.setColor(QColor(settings.value("pythonConsole/keywordFontColorEditor", QColor(self.KEYWORD_COLOR))), 5)
        self.lexer.setColor(QColor(settings.value("pythonConsole/classFontColorEditor", QColor(self.CLASS_COLOR))), 8)
        self.lexer.setColor(QColor(settings.value("pythonConsole/methodFontColorEditor", QColor(self.METHOD_COLOR))), 9)
        self.lexer.setColor(QColor(settings.value("pythonConsole/decorFontColorEditor", QColor(self.DECORATION_COLOR))), 15)
        self.lexer.setColor(QColor(settings.value("pythonConsole/commentBlockFontColorEditor", QColor(self.COMMENT_BLOCK_COLOR))), 12)
        self.lexer.setColor(QColor(settings.value("pythonConsole/singleQuoteFontColorEditor", QColor(self.SINGLE_QUOTE_COLOR))), 4)
        self.lexer.setColor(QColor(settings.value("pythonConsole/doubleQuoteFontColorEditor", QColor(self.DOUBLE_QUOTE_COLOR))), 3)
        self.lexer.setColor(QColor(settings.value("pythonConsole/tripleSingleQuoteFontColorEditor", QColor(self.TRIPLE_SINGLE_QUOTE_COLOR))), 6)
        self.lexer.setColor(QColor(settings.value("pythonConsole/tripleDoubleQuoteFontColorEditor", QColor(self.TRIPLE_DOUBLE_QUOTE_COLOR))), 7)
        self.lexer.setColor(QColor(settings.value("pythonConsole/defaultFontColorEditor", QColor(self.DEFAULT_COLOR))), 13)
        self.lexer.setFont(font, 1)
        self.lexer.setFont(font, 3)
        self.lexer.setFont(font, 4)
        self.lexer.setFont(font, QsciLexerPython.UnclosedString)

        for style in range(0, 33):
            paperColor = QColor(settings.value("pythonConsole/paperBackgroundColorEditor", QColor(self.BACKGROUND_COLOR)))
            self.lexer.setPaper(paperColor, style)

        self.api = QsciAPIs(self.lexer)

        useDefaultAPI = bool(settings.value('pythonConsole/preloadAPI',
                                            True))
        if useDefaultAPI:
            # Load QGIS API shipped with Python console
            self.api.loadPrepared(
                os.path.join(QgsApplication.pkgDataPath(),
                             'python', 'qsci_apis', 'pyqgis.pap'))
        else:
            # Load user-defined API files
            apiPaths = settings.value('pythonConsole/userAPI', [])
            for path in apiPaths:
                self.api.load(path)
            self.api.prepare()
            self.lexer.setAPIs(self.api)

        self.setLexer(self.lexer)

    def initCompleter(self):
        dictionary = None
        if self.db:
            dictionary = self.db.connector.getSqlDictionary()
        if not dictionary:
            # use the generic sql dictionary
            from .sql_dictionary import getSqlDictionary

            dictionary = getSqlDictionary()

        wordlist = []
        for name, value in list(dictionary.items()):
            wordlist += value  # concat lists
        wordlist = list(set(wordlist))  # remove duplicates

        api = QsciAPIs(self.editSql.lexer())
        for word in wordlist:
            api.add(word)

        api.prepare()
        self.editSql.lexer().setAPIs(api)

class PrepareAPIs(QObject):

    def __init__(self, api_lexer, api_files, pap_file):
        QObject.__init__(self)
        self._api = None
        self._api_files = api_files
        self._api_lexer = api_lexer
        self._pap_file = pap_file

    def _clearLexer(self):
        self.qlexer = None

    def _stopPreparation(self):
        if self._api is not None:
            self._api.cancelPreparation()
        self._api = None
        sys.exit(1)

    def _preparationFinished(self):
        self._clearLexer()
        try:
            if os.path.exists(self._pap_file):
                os.remove(self._pap_file)
            prepd = self._api.savePrepared(unicode(self._pap_file))
            self._api = None
            sys.exit(0 if prepd else 1)
        except Exception as err:
            self._api = None
            sys.exit(1)

    def prepareAPI(self):
        try:
            self._api = QsciAPIs(self._api_lexer)
            self._api.apiPreparationFinished.connect(self._preparationFinished)
            for api_file in self._api_files:
                self._api.load(unicode(api_file))
            self._api.prepare()
        except Exception as err:
            self._api = None
            sys.exit(1)

    def setLexers(self):
        self.lexer = QsciLexerPython()

        font = QFontDatabase.systemFont(QFontDatabase.FixedFont)

        loadFont = self.settings.value("pythonConsole/fontfamilytext")
        if loadFont:
            font.setFamily(loadFont)
        fontSize = self.settings.value("pythonConsole/fontsize", type=int)
        if fontSize:
            font.setPointSize(fontSize)

        self.lexer.setDefaultFont(font)
        self.lexer.setDefaultColor(QColor(self.settings.value("pythonConsole/defaultFontColor", QColor(self.DEFAULT_COLOR))))
        self.lexer.setColor(QColor(self.settings.value("pythonConsole/commentFontColor", QColor(self.COMMENT_COLOR))), 1)
        self.lexer.setColor(QColor(self.settings.value("pythonConsole/numberFontColor", QColor(self.NUMBER_COLOR))), 2)
        self.lexer.setColor(QColor(self.settings.value("pythonConsole/keywordFontColor", QColor(self.KEYWORD_COLOR))), 5)
        self.lexer.setColor(QColor(self.settings.value("pythonConsole/classFontColor", QColor(self.CLASS_COLOR))), 8)
        self.lexer.setColor(QColor(self.settings.value("pythonConsole/methodFontColor", QColor(self.METHOD_COLOR))), 9)
        self.lexer.setColor(QColor(self.settings.value("pythonConsole/decorFontColor", QColor(self.DECORATION_COLOR))), 15)
        self.lexer.setColor(QColor(self.settings.value("pythonConsole/commentBlockFontColor", QColor(self.COMMENT_BLOCK_COLOR))), 12)
        self.lexer.setColor(QColor(self.settings.value("pythonConsole/singleQuoteFontColor", QColor(self.SINGLE_QUOTE_COLOR))), 4)
        self.lexer.setColor(QColor(self.settings.value("pythonConsole/doubleQuoteFontColor", QColor(self.DOUBLE_QUOTE_COLOR))), 3)
        self.lexer.setColor(QColor(self.settings.value("pythonConsole/tripleSingleQuoteFontColor", QColor(self.TRIPLE_SINGLE_QUOTE_COLOR))), 6)
        self.lexer.setColor(QColor(self.settings.value("pythonConsole/tripleDoubleQuoteFontColor", QColor(self.TRIPLE_DOUBLE_QUOTE_COLOR))), 7)
        self.lexer.setColor(QColor(self.settings.value("pythonConsole/defaultFontColorEditor", QColor(self.DEFAULT_COLOR))), 13)
        self.lexer.setFont(font, 1)
        self.lexer.setFont(font, 3)
        self.lexer.setFont(font, 4)
        self.lexer.setFont(font, QsciLexerPython.UnclosedString)

        for style in range(0, 33):
            paperColor = QColor(self.settings.value("pythonConsole/paperBackgroundColor", QColor(self.BACKGROUND_COLOR)))
            self.lexer.setPaper(paperColor, style)

        self.api = QsciAPIs(self.lexer)
        checkBoxAPI = self.settings.value("pythonConsole/preloadAPI", True, type=bool)
        checkBoxPreparedAPI = self.settings.value("pythonConsole/usePreparedAPIFile", False, type=bool)
        if checkBoxAPI:
            pap = os.path.join(QgsApplication.pkgDataPath(), "python", "qsci_apis", "pyqgis.pap")
            self.api.loadPrepared(pap)
        elif checkBoxPreparedAPI:
            self.api.loadPrepared(self.settings.value("pythonConsole/preparedAPIFile"))
        else:
            apiPath = self.settings.value("pythonConsole/userAPI", [])
            for i in range(0, len(apiPath)):
                self.api.load(apiPath[i])
            self.api.prepare()
            self.lexer.setAPIs(self.api)

        self.setLexer(self.lexer)

    def setLexers(self):
        self.lexer = QsciLexerPython()

        loadFont = self.settings.value("pythonConsole/fontfamilytext", "Monospace")
        fontSize = self.settings.value("pythonConsole/fontsize", 10, type=int)

        font = QFont(loadFont)
        font.setFixedPitch(True)
        font.setPointSize(fontSize)
        font.setStyleHint(QFont.TypeWriter)
        font.setStretch(QFont.SemiCondensed)
        font.setLetterSpacing(QFont.PercentageSpacing, 87.0)
        font.setBold(False)

        self.lexer.setDefaultFont(font)
        self.lexer.setDefaultColor(QColor(self.settings.value("pythonConsole/defaultFontColor", QColor(Qt.black))))
        self.lexer.setColor(QColor(self.settings.value("pythonConsole/commentFontColor", QColor(Qt.gray))), 1)
        self.lexer.setColor(QColor(self.settings.value("pythonConsole/keywordFontColor", QColor(Qt.darkGreen))), 5)
        self.lexer.setColor(QColor(self.settings.value("pythonConsole/classFontColor", QColor(Qt.blue))), 8)
        self.lexer.setColor(QColor(self.settings.value("pythonConsole/methodFontColor", QColor(Qt.darkGray))), 9)
        self.lexer.setColor(QColor(self.settings.value("pythonConsole/decorFontColor", QColor(Qt.darkBlue))), 15)
        self.lexer.setColor(QColor(self.settings.value("pythonConsole/commentBlockFontColor", QColor(Qt.gray))), 12)
        self.lexer.setColor(QColor(self.settings.value("pythonConsole/singleQuoteFontColor", QColor(Qt.blue))), 4)
        self.lexer.setColor(QColor(self.settings.value("pythonConsole/doubleQuoteFontColor", QColor(Qt.blue))), 3)
        self.lexer.setColor(QColor(self.settings.value("pythonConsole/tripleSingleQuoteFontColor", QColor(Qt.blue))), 6)
        self.lexer.setColor(QColor(self.settings.value("pythonConsole/tripleDoubleQuoteFontColor", QColor(Qt.blue))), 7)
        self.lexer.setFont(font, 1)
        self.lexer.setFont(font, 3)
        self.lexer.setFont(font, 4)

        for style in range(0, 33):
            paperColor = QColor(self.settings.value("pythonConsole/paperBackgroundColor", QColor(Qt.white)))
            self.lexer.setPaper(paperColor, style)

        self.api = QsciAPIs(self.lexer)
        chekBoxAPI = self.settings.value("pythonConsole/preloadAPI", True, type=bool)
        chekBoxPreparedAPI = self.settings.value("pythonConsole/usePreparedAPIFile", False, type=bool)
        if chekBoxAPI:
            pap = os.path.join(QgsApplication.pkgDataPath(), "python", "qsci_apis", "pyqgis.pap")
            self.api.loadPrepared(pap)
        elif chekBoxPreparedAPI:
            self.api.loadPrepared(self.settings.value("pythonConsole/preparedAPIFile"))
        else:
            apiPath = self.settings.value("pythonConsole/userAPI", [])
            for i in range(0, len(apiPath)):
                self.api.load(apiPath[i])
            self.api.prepare()
            self.lexer.setAPIs(self.api)

        self.setLexer(self.lexer)

    def setLexers(self):
        self.lexer = QsciLexerPython()

        font = QFontDatabase.systemFont(QFontDatabase.FixedFont)

        loadFont = self.settings.value("pythonConsole/fontfamilytext")
        if loadFont:
            font.setFamily(loadFont)
        fontSize = self.settings.value("pythonConsole/fontsize", type=int)
        if fontSize:
            font.setPointSize(fontSize)

        self.lexer.setDefaultFont(font)
        self.lexer.setDefaultColor(QColor(self.settings.value("pythonConsole/defaultFontColor", QColor(Qt.black))))
        self.lexer.setColor(QColor(self.settings.value("pythonConsole/commentFontColor", QColor(Qt.gray))), 1)
        self.lexer.setColor(QColor(self.settings.value("pythonConsole/keywordFontColor", QColor(Qt.darkGreen))), 5)
        self.lexer.setColor(QColor(self.settings.value("pythonConsole/classFontColor", QColor(Qt.blue))), 8)
        self.lexer.setColor(QColor(self.settings.value("pythonConsole/methodFontColor", QColor(Qt.darkGray))), 9)
        self.lexer.setColor(QColor(self.settings.value("pythonConsole/decorFontColor", QColor(Qt.darkBlue))), 15)
        self.lexer.setColor(QColor(self.settings.value("pythonConsole/commentBlockFontColor", QColor(Qt.gray))), 12)
        self.lexer.setColor(QColor(self.settings.value("pythonConsole/singleQuoteFontColor", QColor(Qt.blue))), 4)
        self.lexer.setColor(QColor(self.settings.value("pythonConsole/doubleQuoteFontColor", QColor(Qt.blue))), 3)
        self.lexer.setColor(QColor(self.settings.value("pythonConsole/tripleSingleQuoteFontColor", QColor(Qt.blue))), 6)
        self.lexer.setColor(QColor(self.settings.value("pythonConsole/tripleDoubleQuoteFontColor", QColor(Qt.blue))), 7)
        self.lexer.setFont(font, 1)
        self.lexer.setFont(font, 3)
        self.lexer.setFont(font, 4)

        for style in range(0, 33):
            paperColor = QColor(self.settings.value("pythonConsole/paperBackgroundColor", QColor(Qt.white)))
            self.lexer.setPaper(paperColor, style)

        self.api = QsciAPIs(self.lexer)
        checkBoxAPI = self.settings.value("pythonConsole/preloadAPI", True, type=bool)
        checkBoxPreparedAPI = self.settings.value("pythonConsole/usePreparedAPIFile", False, type=bool)
        if checkBoxAPI:
            pap = os.path.join(QgsApplication.pkgDataPath(), "python", "qsci_apis", "pyqgis.pap")
            self.api.loadPrepared(pap)
        elif checkBoxPreparedAPI:
            self.api.loadPrepared(self.settings.value("pythonConsole/preparedAPIFile"))
        else:
            apiPath = self.settings.value("pythonConsole/userAPI", [])
            for i in range(0, len(apiPath)):
                self.api.load(apiPath[i])
            self.api.prepare()
            self.lexer.setAPIs(self.api)

        self.setLexer(self.lexer)

 def prepareAPI(self):
     # self.ui.textEdit_Qsci.setLexer(0)
     exec(u'self.qlexer = {0}(self.ui.textEdit_Qsci)'.format(self._api_lexer))
     # self.ui.textEdit_Qsci.setLexer(self.qlexer)
     self._api = QsciAPIs(self.qlexer)
     self._api.apiPreparationFinished.connect(self._preparationFinished)
     for api_file in self._api_files:
         self._api.load(api_file)
     try:
         self._api.prepare()
     except Exception as err:
         self._api = None
         self._clearLexer()
         self.ui.label.setText(QCoreApplication.translate("PythonConsole", "Error preparing file…"))
         self.ui.progressBar.setVisible(False)
         self.ui.plainTextEdit.setVisible(True)
         self.ui.plainTextEdit.insertPlainText(err)
         self.ui.buttonBox.button(QDialogButtonBox.Cancel).setText(self.tr("Done"))
         self.adjustSize()

#.........这里部分代码省略.........
        self.setFonts(10)
        self.initLexer()

    def setFonts(self, size):
        # Load font from Python console settings
        settings = QgsSettings()
        fontName = settings.value('pythonConsole/fontfamilytext', 'Monospace')
        fontSize = int(settings.value('pythonConsole/fontsize', size))

        self.defaultFont = QFont(fontName)
        self.defaultFont.setFixedPitch(True)
        self.defaultFont.setPointSize(fontSize)
        self.defaultFont.setStyleHint(QFont.TypeWriter)
        self.defaultFont.setBold(False)

        self.boldFont = QFont(self.defaultFont)
        self.boldFont.setBold(True)

        self.italicFont = QFont(self.defaultFont)
        self.italicFont.setItalic(True)

        self.setFont(self.defaultFont)
        self.setMarginsFont(self.defaultFont)

    def initShortcuts(self):
        (ctrl, shift) = (self.SCMOD_CTRL << 16, self.SCMOD_SHIFT << 16)

        # Disable some shortcuts
        self.SendScintilla(QsciScintilla.SCI_CLEARCMDKEY, ord('D') + ctrl)
        self.SendScintilla(QsciScintilla.SCI_CLEARCMDKEY, ord('L') + ctrl)
        self.SendScintilla(QsciScintilla.SCI_CLEARCMDKEY, ord('L') + ctrl +
                           shift)
        self.SendScintilla(QsciScintilla.SCI_CLEARCMDKEY, ord('T') + ctrl)

        # self.SendScintilla(QsciScintilla.SCI_CLEARCMDKEY, ord("Z") + ctrl)
        # self.SendScintilla(QsciScintilla.SCI_CLEARCMDKEY, ord("Y") + ctrl)

        # Use Ctrl+Space for autocompletion
        self.shortcutAutocomplete = QShortcut(QKeySequence(Qt.CTRL +
                                                           Qt.Key_Space), self)
        self.shortcutAutocomplete.setContext(Qt.WidgetShortcut)
        self.shortcutAutocomplete.activated.connect(self.autoComplete)

    def autoComplete(self):
        self.autoCompleteFromAll()

    def initLexer(self):
        settings = QgsSettings()
        self.lexer = QsciLexerPython()

        font = QFontDatabase.systemFont(QFontDatabase.FixedFont)

        loadFont = settings.value("pythonConsole/fontfamilytextEditor")
        if loadFont:
            font.setFamily(loadFont)
        fontSize = settings.value("pythonConsole/fontsizeEditor", type=int)
        if fontSize:
            font.setPointSize(fontSize)

        self.lexer.setDefaultFont(font)
        self.lexer.setDefaultColor(QColor(settings.value("pythonConsole/defaultFontColorEditor", QColor(self.DEFAULT_COLOR))))
        self.lexer.setColor(QColor(settings.value("pythonConsole/commentFontColorEditor", QColor(self.COMMENT_COLOR))), 1)
        self.lexer.setColor(QColor(settings.value("pythonConsole/numberFontColorEditor", QColor(self.NUMBER_COLOR))), 2)
        self.lexer.setColor(QColor(settings.value("pythonConsole/keywordFontColorEditor", QColor(self.KEYWORD_COLOR))), 5)
        self.lexer.setColor(QColor(settings.value("pythonConsole/classFontColorEditor", QColor(self.CLASS_COLOR))), 8)
        self.lexer.setColor(QColor(settings.value("pythonConsole/methodFontColorEditor", QColor(self.METHOD_COLOR))), 9)
        self.lexer.setColor(QColor(settings.value("pythonConsole/decorFontColorEditor", QColor(self.DECORATION_COLOR))), 15)
        self.lexer.setColor(QColor(settings.value("pythonConsole/commentBlockFontColorEditor", QColor(self.COMMENT_BLOCK_COLOR))), 12)
        self.lexer.setColor(QColor(settings.value("pythonConsole/singleQuoteFontColorEditor", QColor(self.SINGLE_QUOTE_COLOR))), 4)
        self.lexer.setColor(QColor(settings.value("pythonConsole/doubleQuoteFontColorEditor", QColor(self.DOUBLE_QUOTE_COLOR))), 3)
        self.lexer.setColor(QColor(settings.value("pythonConsole/tripleSingleQuoteFontColorEditor", QColor(self.TRIPLE_SINGLE_QUOTE_COLOR))), 6)
        self.lexer.setColor(QColor(settings.value("pythonConsole/tripleDoubleQuoteFontColorEditor", QColor(self.TRIPLE_DOUBLE_QUOTE_COLOR))), 7)
        self.lexer.setColor(QColor(settings.value("pythonConsole/defaultFontColorEditor", QColor(self.DEFAULT_COLOR))), 13)
        self.lexer.setFont(font, 1)
        self.lexer.setFont(font, 3)
        self.lexer.setFont(font, 4)
        self.lexer.setFont(font, QsciLexerPython.UnclosedString)

        for style in range(0, 33):
            paperColor = QColor(settings.value("pythonConsole/paperBackgroundColorEditor", QColor(self.BACKGROUND_COLOR)))
            self.lexer.setPaper(paperColor, style)

        self.api = QsciAPIs(self.lexer)

        useDefaultAPI = bool(settings.value('pythonConsole/preloadAPI',
                                            True))
        if useDefaultAPI:
            # Load QGIS API shipped with Python console
            self.api.loadPrepared(
                os.path.join(QgsApplication.pkgDataPath(),
                             'python', 'qsci_apis', 'pyqgis.pap'))
        else:
            # Load user-defined API files
            apiPaths = settings.value('pythonConsole/userAPI', [])
            for path in apiPaths:
                self.api.load(path)
            self.api.prepare()
            self.lexer.setAPIs(self.api)

        self.setLexer(self.lexer)

#.........这里部分代码省略.........
        self.lexer = QsciLexerPython()

        loadFont = self.settings.value("pythonConsole/fontfamilytext", "Monospace")
        fontSize = self.settings.value("pythonConsole/fontsize", 10, type=int)

        font = QFont(loadFont)
        font.setFixedPitch(True)
        font.setPointSize(fontSize)
        font.setStyleHint(QFont.TypeWriter)
        font.setStretch(QFont.SemiCondensed)
        font.setLetterSpacing(QFont.PercentageSpacing, 87.0)
        font.setBold(False)

        self.lexer.setDefaultFont(font)
        self.lexer.setDefaultColor(QColor(self.settings.value("pythonConsole/defaultFontColor", QColor(Qt.black))))
        self.lexer.setColor(QColor(self.settings.value("pythonConsole/commentFontColor", QColor(Qt.gray))), 1)
        self.lexer.setColor(QColor(self.settings.value("pythonConsole/keywordFontColor", QColor(Qt.darkGreen))), 5)
        self.lexer.setColor(QColor(self.settings.value("pythonConsole/classFontColor", QColor(Qt.blue))), 8)
        self.lexer.setColor(QColor(self.settings.value("pythonConsole/methodFontColor", QColor(Qt.darkGray))), 9)
        self.lexer.setColor(QColor(self.settings.value("pythonConsole/decorFontColor", QColor(Qt.darkBlue))), 15)
        self.lexer.setColor(QColor(self.settings.value("pythonConsole/commentBlockFontColor", QColor(Qt.gray))), 12)
        self.lexer.setColor(QColor(self.settings.value("pythonConsole/singleQuoteFontColor", QColor(Qt.blue))), 4)
        self.lexer.setColor(QColor(self.settings.value("pythonConsole/doubleQuoteFontColor", QColor(Qt.blue))), 3)
        self.lexer.setColor(QColor(self.settings.value("pythonConsole/tripleSingleQuoteFontColor", QColor(Qt.blue))), 6)
        self.lexer.setColor(QColor(self.settings.value("pythonConsole/tripleDoubleQuoteFontColor", QColor(Qt.blue))), 7)
        self.lexer.setFont(font, 1)
        self.lexer.setFont(font, 3)
        self.lexer.setFont(font, 4)

        for style in range(0, 33):
            paperColor = QColor(self.settings.value("pythonConsole/paperBackgroundColor", QColor(Qt.white)))
            self.lexer.setPaper(paperColor, style)

        self.api = QsciAPIs(self.lexer)
        chekBoxAPI = self.settings.value("pythonConsole/preloadAPI", True, type=bool)
        chekBoxPreparedAPI = self.settings.value("pythonConsole/usePreparedAPIFile", False, type=bool)
        if chekBoxAPI:
            pap = os.path.join(QgsApplication.pkgDataPath(), "python", "qsci_apis", "pyqgis.pap")
            self.api.loadPrepared(pap)
        elif chekBoxPreparedAPI:
            self.api.loadPrepared(self.settings.value("pythonConsole/preparedAPIFile"))
        else:
            apiPath = self.settings.value("pythonConsole/userAPI", [])
            for i in range(0, len(apiPath)):
                self.api.load(apiPath[i])
            self.api.prepare()
            self.lexer.setAPIs(self.api)

        self.setLexer(self.lexer)

    ## TODO: show completion list for file and directory

    def getText(self):
        """ Get the text as a unicode string. """
        value = self.getBytes().decode('utf-8')
        # print (value) printing can give an error because the console font
        # may not have all unicode characters
        return value

    def getBytes(self):
        """ Get the text as bytes (utf-8 encoded). This is how
        the data is stored internally. """
        len = self.SendScintilla(self.SCI_GETLENGTH) + 1
        bb = QByteArray(len, '0')
        self.SendScintilla(self.SCI_GETTEXT, len, bb)
        return bytes(bb)[:-1]

class PrepareAPIDialog(QDialog):

    def __init__(self, api_lexer, api_files, pap_file, parent=None):
        QDialog.__init__(self, parent)
        self.ui = Ui_APIsDialogPythonConsole()
        self.ui.setupUi(self)
        self.setWindowTitle(QCoreApplication.translate("PythonConsole", "Compile APIs"))
        self.ui.plainTextEdit.setVisible(False)
        self.ui.textEdit_Qsci.setVisible(False)
        self.adjustSize()
        self._api = None
        self.ui.buttonBox.rejected.connect(self._stopPreparation)
        self._api_files = api_files
        self._api_lexer = api_lexer
        self._pap_file = pap_file

    def _clearLexer(self):
        # self.ui.textEdit_Qsci.setLexer(0)
        self.qlexer = None

    def _stopPreparation(self):
        if self._api is not None:
            self._api.cancelPreparation()
        self._api = None
        self._clearLexer()
        self.close()

    def _preparationFinished(self):
        self._clearLexer()
        if os.path.exists(self._pap_file):
            os.remove(self._pap_file)
        self.ui.label.setText(QCoreApplication.translate("PythonConsole", "Saving prepared file..."))
        prepd = self._api.savePrepared(self._pap_file)
        rslt = self.trUtf8("Error")
        if prepd:
            rslt = QCoreApplication.translate("PythonConsole", "Saved")
        self.ui.label.setText(u'{0} {1}'.format(self.ui.label.text(), rslt))
        self._api = None
        self.ui.progressBar.setVisible(False)
        self.ui.buttonBox.button(QDialogButtonBox.Cancel).setText(
            QCoreApplication.translate("PythonConsole", "Done"))
        self.adjustSize()

    def prepareAPI(self):
        # self.ui.textEdit_Qsci.setLexer(0)
        exec(u'self.qlexer = {0}(self.ui.textEdit_Qsci)'.format(self._api_lexer))
        # self.ui.textEdit_Qsci.setLexer(self.qlexer)
        self._api = QsciAPIs(self.qlexer)
        self._api.apiPreparationFinished.connect(self._preparationFinished)
        for api_file in self._api_files:
            self._api.load(api_file)
        try:
            self._api.prepare()
        except Exception as err:
            self._api = None
            self._clearLexer()
            self.ui.label.setText(QCoreApplication.translate("PythonConsole", "Error preparing file..."))
            self.ui.progressBar.setVisible(False)
            self.ui.plainTextEdit.setVisible(True)
            self.ui.plainTextEdit.insertPlainText(err)
            self.ui.buttonBox.button(QDialogButtonBox.Cancel).setText(
                self.trUtf8("Done"))
            self.adjustSize()