mirror of
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81 lines
2.9 KiB
Python
81 lines
2.9 KiB
Python
#!/usr/bin/python
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# -*- coding: utf8 -*-
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from qt import *
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import re
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from functions import *
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class basicHighlighter(QSyntaxHighlighter):
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def __init__(self, editor):
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QSyntaxHighlighter.__init__(self, editor.document())
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self.editor = editor
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self._misspelledColor = Qt.red
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self._defaultBlockFormat = QTextBlockFormat()
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self._defaultCharFormat = QTextCharFormat()
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def setDefaultBlockFormat(self, bf):
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self._defaultBlockFormat = bf
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self.rehighlight()
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def setDefaultCharFormat(self, cf):
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self._defaultCharFormat = cf
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self.rehighlight()
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def setMisspelledColor(self, color):
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self._misspelledColor = color
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def highlightBlock(self, text):
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"""Apply syntax highlighting to the given block of text.
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"""
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self.highlightBlockBefore(text)
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self.highlightBlockAfter(text)
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def highlightBlockBefore(self, text):
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"""Highlighting to do before anything else.
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When subclassing basicHighlighter, you must call highlightBlockBefore
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before you do any custom highlighting.
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"""
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bf = QTextBlockFormat(self._defaultBlockFormat)
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bf.setAlignment(QTextCursor(self.currentBlock()).blockFormat().alignment())
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QTextCursor(self.currentBlock()).setBlockFormat(bf)
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self.setFormat(0, len(text), self._defaultCharFormat)
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def highlightBlockAfter(self, text):
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"""Highlighting to do after everything else.
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When subclassing basicHighlighter, you must call highlightBlockAfter
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after your custom highlighting.
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"""
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# References
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for txt in re.finditer(r"::(\w):(\d+?)::", text):
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fmt = self.format(txt.start())
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fmt.setFontFixedPitch(True)
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fmt.setFontWeight(QFont.DemiBold)
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if txt.group(1) == "T":
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fmt.setBackground(QBrush(QColor(Qt.blue).lighter(190)))
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elif txt.group(1) == "C":
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fmt.setBackground(QBrush(QColor(Qt.yellow).lighter(170)))
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self.setFormat(txt.start(),
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txt.end() - txt.start(),
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fmt)
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# Spell checking
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# Based on http://john.nachtimwald.com/2009/08/22/qplaintextedit-with-in-line-spell-check/
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WORDS = '(?iu)[\w\']+'
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if self.editor.spellcheck:
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for word_object in re.finditer(WORDS, text):
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if self.editor._dict and not self.editor._dict.check(word_object.group()):
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format = self.format(word_object.start())
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format.setUnderlineColor(self._misspelledColor)
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format.setUnderlineStyle(QTextCharFormat.SpellCheckUnderline)
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self.setFormat(word_object.start(),
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word_object.end() - word_object.start(), format)
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