Python Qutepart.setStyleSheet方法代码示例

# 需要导入模块: from qutepart import Qutepart [as 别名]
# 或者: from qutepart.Qutepart import setStyleSheet [as 别名]
class Document(QWidget):
    """
    Base class for documents on workspace, such as opened source file, Qt Designer and Qt Assistant, ...
    Inherit this class, if you want to create new document type

    This class may requre redesign, if we need to add support for non-textual or non-unicode editor.
    DO redesign instead of doing dirty hacks
    """

    documentDataChanged = pyqtSignal()
    """
    documentDataChanged()

    **Signal** emitted, when document icon or toolTip has changed
    (i.e. document has been modified externally)
    """

    _EOL_CONVERTOR = {r'\r\n': '\r\n',
                      r'\n': '\n',
                      r'\r': '\r'}

    def __init__( self, parentObject, filePath, createNew=False):
        """Create editor and open file.
        If file is None or createNew is True, empty not saved file is created
        IO Exceptions are not catched, therefore, must be catched on upper level
        """
        QWidget.__init__( self, parentObject)
        self._neverSaved = filePath is None or createNew
        self._filePath = filePath
        self._externallyRemoved = False
        self._externallyModified = False
        # File opening should be implemented in the document classes

        self._fileWatcher = _FileWatcher(filePath)
        self._fileWatcher.modified.connect(self._onWatcherFileModified)
        self._fileWatcher.removed.connect(self._onWatcherFileRemoved)

        if filePath and self._neverSaved:
            core.mainWindow().appendMessage('New file "%s" is going to be created' % filePath, 5000)

        self.qutepart = Qutepart(self)

        self.qutepart.setStyleSheet('QPlainTextEdit {border: 0}')

        self.qutepart.userWarning.connect(lambda text: core.mainWindow().statusBar().showMessage(text, 5000))

        self._applyQpartSettings()
        core.uiSettingsManager().dialogAccepted.connect(self._applyQpartSettings)

        layout = QVBoxLayout(self)
        layout.setMargin(0)
        layout.addWidget(self.qutepart)
        self.setFocusProxy(self.qutepart)

        if not self._neverSaved:
            originalText = self._readFile(filePath)
            self.qutepart.text = originalText
        else:
            originalText = ''

        #autodetect eol, if need
        self._configureEolMode(originalText)

        self._tryDetectSyntax()

    def _tryDetectSyntax(self):
        if len(self.qutepart.lines) > (100 * 1000) and \
           self.qutepart.language() is None:
            """Qutepart uses too lot of memory when highlighting really big files
            It may crash the editor, so, do not highlight really big files.
            But, do not disable highlighting for files, which already was highlighted
            """
            return

        self.qutepart.detectSyntax(sourceFilePath=self.filePath(),
                                   firstLine=self.qutepart.lines[0])

    def del_(self):
        """Explicytly called destructor
        """
        self._fileWatcher.disable()

        # avoid emit on text change, document shall behave like it is already dead
        self.qutepart.document().modificationChanged.disconnect()
        self.qutepart.text = ''  # stop background highlighting, free memory

    def _onWatcherFileModified(self, modified):
        """File has been modified
        """
        self._externallyModified = modified
        self.documentDataChanged.emit()

    def _onWatcherFileRemoved(self, isRemoved):
        """File has been removed
        """
        self._externallyRemoved = isRemoved
        self.documentDataChanged.emit()

    def _readFile(self, filePath):
        """Read the file contents.
#.........这里部分代码省略.........

# 需要导入模块: from qutepart import Qutepart [as 别名]
# 或者: from qutepart.Qutepart import setStyleSheet [as 别名]
class Document(QWidget):
    """
    Document is a opened file representation.

    It contains file management methods and uses `Qutepart <http://qutepart.rtfd.org/>`_ as an editor widget.
    Qutepart is available as ``qutepart`` attribute.
    """

    documentDataChanged = pyqtSignal()
    """
    documentDataChanged()

    **Signal** emitted, when document icon or toolTip has changed
    (i.e. document has been modified externally)
    """

    _EOL_CONVERTOR = {r'\r\n': '\r\n',
                      r'\n': '\n',
                      r'\r': '\r'}

    def __init__(self, parentObject, filePath, createNew=False):
        """Create editor and open file.
        If file is None or createNew is True, empty not saved file is created
        IO Exceptions are not catched, therefore, must be catched on upper level
        """
        QWidget.__init__(self, parentObject)
        self._neverSaved = filePath is None or createNew
        self._filePath = filePath
        self._externallyRemoved = False
        self._externallyModified = False
        # File opening should be implemented in the document classes

        self._fileWatcher = _FileWatcher(filePath)
        self._fileWatcher.modified.connect(self._onWatcherFileModified)
        self._fileWatcher.removed.connect(self._onWatcherFileRemoved)

        self.qutepart = Qutepart(self)

        self.qutepart.setStyleSheet('QPlainTextEdit {border: 0}')

        self.qutepart.userWarning.connect(lambda text: core.mainWindow().statusBar().showMessage(text, 5000))

        self._applyQpartSettings()
        core.uiSettingsManager().dialogAccepted.connect(self._applyQpartSettings)

        layout = QVBoxLayout(self)
        layout.setContentsMargins(0, 0, 0, 0)
        layout.addWidget(self.qutepart)
        self.setFocusProxy(self.qutepart)

        if not self._neverSaved:
            originalText = self._readFile(filePath)
            self.qutepart.text = originalText
        else:
            originalText = ''

        # autodetect eol, if need
        self._configureEolMode(originalText)

        self._tryDetectSyntax()

    def _tryDetectSyntax(self):
        if len(self.qutepart.lines) > (100 * 1000) and \
           self.qutepart.language() is None:
            """Qutepart uses too lot of memory when highlighting really big files
            It may crash the editor, so, do not highlight really big files.
            But, do not disable highlighting for files, which already was highlighted
            """
            return

        self.qutepart.detectSyntax(sourceFilePath=self.filePath(),
                                   firstLine=self.qutepart.lines[0])

    def terminate(self):
        """Explicytly called destructor
        """
        self._fileWatcher.term()

        # avoid emitting signals, document shall behave like it is already dead
        self.qutepart.document().modificationChanged.disconnect()
        self.qutepart.cursorPositionChanged.disconnect()  #
        self.qutepart.textChanged.disconnect()

        self.qutepart.terminate()  # stop background highlighting, free memory

    @pyqtSlot(bool)
    def _onWatcherFileModified(self, modified):
        """File has been modified
        """
        self._externallyModified = modified
        self.documentDataChanged.emit()

    @pyqtSlot(bool)
    def _onWatcherFileRemoved(self, isRemoved):
        """File has been removed
        """
        self._externallyRemoved = isRemoved
        self.documentDataChanged.emit()

    def _readFile(self, filePath):
#.........这里部分代码省略.........