src/eric7/QScintilla/Lexers/LexerPostScript.py

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eric7
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b99e7fd55fd3
parent 8881
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9208:3fc8dfeb6ebe 9209:b99e7fd55fd3
1 # -*- coding: utf-8 -*-
2
3 # Copyright (c) 2008 - 2022 Detlev Offenbach <detlev@die-offenbachs.de>
4 #
5
6 """
7 Module implementing a PostScript lexer with some additional methods.
8 """
9
10 from PyQt6.Qsci import QsciLexerPostScript
11
12 from .Lexer import Lexer
13 import Preferences
14
15
16 class LexerPostScript(Lexer, QsciLexerPostScript):
17 """
18 Subclass to implement some additional lexer dependant methods.
19 """
20 def __init__(self, parent=None):
21 """
22 Constructor
23
24 @param parent parent widget of this lexer
25 """
26 QsciLexerPostScript.__init__(self, parent)
27 Lexer.__init__(self)
28
29 self.commentString = "%"
30
31 self.keywordSetDescriptions = [
32 self.tr("PS Level 1 operators"),
33 self.tr("PS Level 2 operators"),
34 self.tr("PS Level 3 operators"),
35 self.tr("RIP specific operators"),
36 self.tr("User defined operators"),
37 ]
38
39 def initProperties(self):
40 """
41 Public slot to initialize the properties.
42 """
43 self.setTokenize(Preferences.getEditor("PostScriptTokenize"))
44 self.setLevel(Preferences.getEditor("PostScriptLevel"))
45 self.setFoldAtElse(Preferences.getEditor("PostScriptFoldAtElse"))
46 self.setFoldCompact(Preferences.getEditor("AllFoldCompact"))
47
48 def isCommentStyle(self, style):
49 """
50 Public method to check, if a style is a comment style.
51
52 @param style style to check (integer)
53 @return flag indicating a comment style (boolean)
54 """
55 return style in [QsciLexerPostScript.Comment]
56
57 def isStringStyle(self, style):
58 """
59 Public method to check, if a style is a string style.
60
61 @param style style to check (integer)
62 @return flag indicating a string style (boolean)
63 """
64 return False
65
66 def defaultKeywords(self, kwSet):
67 """
68 Public method to get the default keywords.
69
70 @param kwSet number of the keyword set (integer)
71 @return string giving the keywords (string) or None
72 """
73 return QsciLexerPostScript.keywords(self, kwSet)
74
75 def maximumKeywordSet(self):
76 """
77 Public method to get the maximum keyword set.
78
79 @return maximum keyword set (integer)
80 """
81 return 5

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