Python QRegExp.escape方法代码示例

# 需要导入模块: from PyQt5.QtCore import QRegExp [as 别名]
# 或者: from PyQt5.QtCore.QRegExp import escape [as 别名]
    def slotCursorPositionChanged(self):
        """Called whenever the cursor position changes.
        
        Highlights matching characters if the cursor is at one of them.
        
        """
        cursor = self.edit().textCursor()
        block = cursor.block()
        text = block.text()

        # try both characters at the cursor
        col = cursor.position() - block.position()
        end = col + 1
        col = max(0, col - 1)
        for c in text[col:end]:
            if c in self.matchPairs:
                break
            col += 1
        else:
            self.clear()
            return

        # the cursor is at a character from matchPairs
        i = self.matchPairs.index(c)
        cursor.setPosition(block.position() + col)

        # find the matching character
        new = QTextCursor(cursor)
        if i & 1:
            # look backward
            match = self.matchPairs[i - 1]
            flags = QTextDocument.FindBackward
        else:
            # look forward
            match = self.matchPairs[i + 1]
            flags = QTextDocument.FindFlags()
            new.movePosition(QTextCursor.Right)

        # search, also nesting
        rx = QRegExp(QRegExp.escape(c) + "|" + QRegExp.escape(match))
        nest = 0
        while nest >= 0:
            new = cursor.document().find(rx, new, flags)
            if new.isNull():
                self.clear()
                return
            nest += 1 if new.selectedText() == c else -1
        cursor.movePosition(QTextCursor.Right, QTextCursor.KeepAnchor)
        self.highlight([cursor, new])

# 需要导入模块: from PyQt5.QtCore import QRegExp [as 别名]
# 或者: from PyQt5.QtCore.QRegExp import escape [as 别名]
 def setSearchString(self, string):
     """
     Public method to set the current search string.
     
     @param string new search string (string)
     """
     if string == self.__searchString:
         return
     
     self.__searchString = string
     self.__searchMatcher.setPattern(self.__searchString)
     self.__wordMatcher.setPattern(
         "\\b" + QRegExp.escape(self.__searchString))
     self.invalidateFilter()

# 需要导入模块: from PyQt5.QtCore import QRegExp [as 别名]
# 或者: from PyQt5.QtCore.QRegExp import escape [as 别名]
def filterOnFocus(window, focused):
	loclist = getattr(window, 'build_loclist', None)
	if not loclist:
		return

	model = loclist.model()
	if not getattr(model, 'isFilterOnFocus', False):
		orig = model

		model = QSortFilterProxyModel()
		model.isFilterOnFocus = True
		loclist.setModel(model)
		model.setSourceModel(orig)
		model.setFilterRole(AbsolutePathRole)

	model.setFilterRegExp(QRegExp.escape(focused.path or ''))