def update_char_format(
baseformat: QTextCharFormat,
color: Optional[_Color] = None,
background: Optional[_Color] = None,
weight: Optional[int] = None,
italic: Optional[bool] = None,
underline: Optional[bool] = None,
font: Optional[QFont] = None
) -> QTextCharFormat:
"""
Return a copy of `baseformat` :class:`QTextCharFormat` with
updated color, weight, background and font properties.
"""
charformat = QTextCharFormat(baseformat)
if color is not None:
charformat.setForeground(color)
if background is not None:
charformat.setBackground(background)
if font is not None:
assert weight is None and italic is None and underline is None
charformat.setFont(font)
else:
if weight is not None:
charformat.setFontWeight(weight)
if italic is not None:
charformat.setFontItalic(italic)
if underline is not None:
charformat.setFontUnderline(underline)
return charformat
def createOperators(self):
operatorFormat = QTextCharFormat()
operatorFormat.setForeground(QColor(148, 99, 233))
operatorFormat.setFontWeight(QFont.Bold)
operators = [
'\\+', '-', '/', '\\*', '=', '==', '!=', '<=', '>=', '<', '>'
]
self.highlightingRules.extend([(QRegExp(pattern), operatorFormat)
for pattern in operators])
def createKeywords(self):
keywordFormat = QTextCharFormat()
keywordFormat.setForeground(Qt.darkBlue)
keywordFormat.setFontWeight(QFont.Bold)
keywords = [
'\\band\\b', '\\bdel\\b', '\\bfor\\b', '\\bas\\b', '\\bassert\\b',
'\\bbreak\\b', '\\bclass\\b', '\\bcontinue\\b', '\\bdef\\b',
'\\belif\\b', '\\belse\\b', '\\bexcept\\b', '\\bexec\\b',
'\\bFalse\\b', '\\bfinally\\b', '\\bfrom\\b', '\\bglobal\\b',
'\\bif\\b', '\\bimport\\b', '\\bin\\b', '\\bis\\b', '\\blambda\\b',
'\\bNone\\b', '\\bnonlocal\\b', '\\bnot\\b', '\bor\b',
'\\bpass\\b', '\\bprint\\b', '\\braise\\b', '\\breturn\\b',
'\\bTrue\\b', '\\btry\\b', '\\bwhile\\b', '\\bwith\\b',
'\\byield\\b', '<', '<=', '>', '>=', '==', '!='
]
self.highlightingRules = [(QRegExp(pattern), keywordFormat)
for pattern in keywords]
def text_format(foreground=Qt.black, weight=QFont.Normal):
fmt = QTextCharFormat()
fmt.setForeground(QBrush(foreground))
fmt.setFontWeight(weight)
return fmt
def text_format(foreground=Qt.black, weight=QFont.Normal):
fmt = QTextCharFormat()
fmt.setForeground(QBrush(foreground))
fmt.setFontWeight(weight)
return fmt
