src/eric7/QScintilla/Lexers/LexerVHDL.py

branch
eric7
changeset 9209
b99e7fd55fd3
parent 8881
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child 9221
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9208:3fc8dfeb6ebe 9209:b99e7fd55fd3
1 # -*- coding: utf-8 -*-
2
3 # Copyright (c) 2007 - 2022 Detlev Offenbach <detlev@die-offenbachs.de>
4 #
5
6 """
7 Module implementing a VHDL lexer with some additional methods.
8 """
9
10 from PyQt6.Qsci import QsciLexerVHDL
11
12 from .Lexer import Lexer
13 import Preferences
14
15
16 class LexerVHDL(Lexer, QsciLexerVHDL):
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 QsciLexerVHDL.__init__(self, parent)
27 Lexer.__init__(self)
28
29 self.commentString = "--"
30
31 self.keywordSetDescriptions = [
32 self.tr("Keywords"),
33 self.tr("Operators"),
34 self.tr("Attributes"),
35 self.tr("Standard Functions"),
36 self.tr("Standard Packages"),
37 self.tr("Standard Types"),
38 self.tr("User defined"),
39 ]
40
41 def initProperties(self):
42 """
43 Public slot to initialize the properties.
44 """
45 self.setFoldComments(Preferences.getEditor("VHDLFoldComment"))
46 self.setFoldAtElse(Preferences.getEditor("VHDLFoldAtElse"))
47 self.setFoldAtBegin(Preferences.getEditor("VHDLFoldAtBegin"))
48 self.setFoldAtParenthesis(
49 Preferences.getEditor("VHDLFoldAtParenthesis"))
50 self.setFoldCompact(Preferences.getEditor("AllFoldCompact"))
51
52 def isCommentStyle(self, style):
53 """
54 Public method to check, if a style is a comment style.
55
56 @param style style to check (integer)
57 @return flag indicating a comment style (boolean)
58 """
59 return style in [QsciLexerVHDL.Comment,
60 QsciLexerVHDL.CommentLine]
61
62 def isStringStyle(self, style):
63 """
64 Public method to check, if a style is a string style.
65
66 @param style style to check (integer)
67 @return flag indicating a string style (boolean)
68 """
69 return style in [QsciLexerVHDL.String,
70 QsciLexerVHDL.UnclosedString]
71
72 def defaultKeywords(self, kwSet):
73 """
74 Public method to get the default keywords.
75
76 @param kwSet number of the keyword set (integer)
77 @return string giving the keywords (string) or None
78 """
79 return QsciLexerVHDL.keywords(self, kwSet)
80
81 def maximumKeywordSet(self):
82 """
83 Public method to get the maximum keyword set.
84
85 @return maximum keyword set (integer)
86 """
87 return 7

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