def __init__(self, text_widget, normal_font, bold_font, italic_font):
self.normal_font = normal_font
self.italic_font = italic_font
self.bold_font = bold_font
self._text = text_widget
self.redir = WidgetRedirector(self._text)
self.insert = self.redir.register("insert", self.on_insert)
self.delete = self.redir.register("delete", self.on_delete)
self._apply_tags()
self._re_keyword = re.compile('(' + '|'.join(sql_keywords) + ')$')
self._re_type = re.compile('(' + '|'.join(sql_types) + ')$')
self._re_operator = re.compile('(' + '|'.join(sql_operators) + ')$')
def __init__(self, text_widget, normal_font, bold_font, italic_font):
self.normal_font = normal_font
self.italic_font = italic_font
self.bold_font = bold_font
self._text = text_widget
self.redir = WidgetRedirector(self._text)
self.insert = self.redir.register("insert", self.on_insert)
self.delete = self.redir.register("delete", self.on_delete)
self._apply_tags()
self._re_keyword = re.compile('(' + '|'.join(sql_keywords) + ')$')
self._re_type = re.compile('(' + '|'.join(sql_types) + ')$')
self._re_operator = re.compile('(' + '|'.join(sql_operators) + ')$')
class SqlSyntaxHighlight:
def __init__(self, text_widget, normal_font, bold_font, italic_font):
self.normal_font = normal_font
self.italic_font = italic_font
self.bold_font = bold_font
self._text = text_widget
self.redir = WidgetRedirector(self._text)
self.insert = self.redir.register("insert", self.on_insert)
self.delete = self.redir.register("delete", self.on_delete)
self._apply_tags()
self._re_keyword = re.compile('(' + '|'.join(sql_keywords) + ')$')
self._re_type = re.compile('(' + '|'.join(sql_types) + ')$')
self._re_operator = re.compile('(' + '|'.join(sql_operators) + ')$')
def on_insert(self, index, chars, tags=None):
# print("on_insert (index=%s, chars=%s, tags=%s)" % (str(index), str(chars), str(tags)) )
self.insert(index, chars, tags)
self.syntax_highlight()
def on_delete(self, index1, index2=None):
# print("on_delete (index1=%s, index2=%s)" % (str(index1), str(index2)))
self.delete(index1, index2)
def syntax_highlight(self):
index = self._text.search(r'\s', "insert", backwards=True, regexp=True)
if index == "":
index = "1.0"
else:
index = self._text.index("%s+1c" % index)
word = self._text.get(index, "insert").lower()
word_len = len(word)
if word_len <= 0:
return
txt_pattern = "%s+%dc" % (index, word_len)
# Variables
if word[0] == ':' or word == 'null':
self._text.tag_add("variable", index, txt_pattern)
else:
self._text.tag_remove("variable", index, txt_pattern)
# Digits
if word.isdigit():
self._text.tag_add("digit", index, txt_pattern)
else:
self._text.tag_remove("digit", index, txt_pattern)
# Keywords
if self._re_keyword.match(word):
self._text.tag_add("keyword", index, txt_pattern)
else:
self._text.tag_remove("keyword", index, txt_pattern)
# Types
if self._re_type.match(word):
self._text.tag_add("type", index, txt_pattern)
else:
self._text.tag_remove("type", index, txt_pattern)
# Operators
if self._re_operator.match(word):
self._text.tag_add("operator", index, txt_pattern)
else:
self._text.tag_remove("operator", index, txt_pattern)
def _apply_tags(self):
self._text.tag_config("keyword",
foreground=colorscheme.blue,
font=self.bold_font)
self._text.tag_config("operator", foreground=colorscheme.cyan)
self._text.tag_config("variable", foreground=colorscheme.red)
self._text.tag_config("type", foreground=colorscheme.cyan)
self._text.tag_config("string", foreground=colorscheme.orange)
self._text.tag_config("digit", foreground=colorscheme.orange)
self._text.tag_config("comment",
foreground=colorscheme.base1,
font=self.italic_font)
class SqlSyntaxHighlight:
def __init__(self, text_widget, normal_font, bold_font, italic_font):
self.normal_font = normal_font
self.italic_font = italic_font
self.bold_font = bold_font
self._text = text_widget
self.redir = WidgetRedirector(self._text)
self.insert = self.redir.register("insert", self.on_insert)
self.delete = self.redir.register("delete", self.on_delete)
self._apply_tags()
self._re_keyword = re.compile('(' + '|'.join(sql_keywords) + ')$')
self._re_type = re.compile('(' + '|'.join(sql_types) + ')$')
self._re_operator = re.compile('(' + '|'.join(sql_operators) + ')$')
def on_insert(self, index, chars, tags=None):
# print("on_insert (index=%s, chars=%s, tags=%s)" % (str(index), str(chars), str(tags)) )
self.insert(index, chars, tags)
self.syntax_highlight()
def on_delete(self, index1, index2=None):
# print("on_delete (index1=%s, index2=%s)" % (str(index1), str(index2)))
self.delete(index1, index2)
def syntax_highlight(self):
index = self._text.search(r'\s', "insert", backwards=True, regexp=True)
if index == "":
index ="1.0"
else:
index = self._text.index("%s+1c" % index)
word = self._text.get(index, "insert").lower()
word_len = len(word)
if word_len <= 0:
return
txt_pattern = "%s+%dc" % (index, word_len)
# Variables
if word[0] == ':' or word == 'null':
self._text.tag_add("variable", index, txt_pattern)
else:
self._text.tag_remove("variable", index, txt_pattern)
# Digits
if word.isdigit():
self._text.tag_add("digit", index, txt_pattern)
else:
self._text.tag_remove("digit", index, txt_pattern)
# Keywords
if self._re_keyword.match(word):
self._text.tag_add("keyword", index, txt_pattern)
else:
self._text.tag_remove("keyword", index, txt_pattern)
# Types
if self._re_type.match(word):
self._text.tag_add("type", index, txt_pattern)
else:
self._text.tag_remove("type", index, txt_pattern)
# Operators
if self._re_operator.match(word):
self._text.tag_add("operator", index, txt_pattern)
else:
self._text.tag_remove("operator", index, txt_pattern)
def _apply_tags(self):
self._text.tag_config("keyword", foreground=colorscheme.blue, font=self.bold_font)
self._text.tag_config("operator", foreground=colorscheme.cyan)
self._text.tag_config("variable", foreground=colorscheme.red)
self._text.tag_config("type", foreground=colorscheme.cyan)
self._text.tag_config("string", foreground=colorscheme.orange)
self._text.tag_config("digit", foreground=colorscheme.orange)
self._text.tag_config("comment", foreground=colorscheme.base1, font=self.italic_font)
