60 lines
2.3 KiB
Python
60 lines
2.3 KiB
Python
import color, mode
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from lex import Grammar, PatternRule, RegionRule
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from method import Method, CommentRegion, UncommentRegion
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class LatexGrammar(Grammar):
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rules = [
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PatternRule(r'comment', r'\%.*$'),
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PatternRule(r'latex_control', r'\\[a-zA-Z]+'),
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RegionRule(r'latex_argument', r'{', None, r'}'),
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RegionRule(r'latex_string', r"`", None, r"'"),
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RegionRule(r'latex_string', r"``", None, r"''"),
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PatternRule(r'latex_escaped', r'\\.'),
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PatternRule(r'latex_special', r'[{}$^_%~#&]'),
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]
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class Latex(mode.Fundamental):
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modename = 'Latex'
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extensions = ['.latex', '.tex']
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grammar = LatexGrammar
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colors = {
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'latex_control': ('blue', 'default', 'bold'),
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'latex_argument.null': ('cyan', 'default', 'bold'),
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'latex_string.start': ('green', 'default', 'bold'),
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'latex_string.null': ('green', 'default', 'bold'),
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'latex_string.end': ('green', 'default', 'bold'),
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'latex_escaped': ('magenta', 'default', 'bold'),
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}
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def __init__(self, w):
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mode.Fundamental.__init__(self, w)
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self.add_bindings('wrap-paragraph', ('M-q',))
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self.add_action_and_bindings(LatexCommentRegion(), ('C-c #', "C-c \%"))
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self.add_action_and_bindings(LatexUncommentRegion(), ('C-u C-c #', "C-u C-c \%"))
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self.add_action_and_bindings(LatexInsertSquotes(), ("M-'",))
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self.add_action_and_bindings(LatexInsertDquotes(), ('M-"',))
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self.add_action_and_bindings(LatexInsertBraces(), ('M-{',))
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class LatexCommentRegion(CommentRegion):
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commentc = '%'
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class LatexUncommentRegion(UncommentRegion):
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commentc = '%'
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class LatexInsertSquotes(Method):
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'''Insert a pair of LaTeX-style single-quotes into the buffer'''
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def _execute(self, w, **vargs):
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w.insert_string_at_cursor("`'")
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w.backward()
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class LatexInsertDquotes(Method):
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'''Insert a pair of LaTeX-style double-quotes into the buffer'''
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def _execute(self, w, **vargs):
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w.insert_string_at_cursor("``''")
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w.backward()
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w.backward()
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class LatexInsertBraces(Method):
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'''Insert a pair of curly braces into the buffer'''
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def _execute(self, w, **vargs):
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w.insert_string_at_cursor("{}")
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w.backward()
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install = Latex.install
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