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1 # -*- coding: utf-8 -*- |
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2 |
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3 # Copyright (c) 2007 - 2022 Detlev Offenbach <detlev@die-offenbachs.de> |
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4 # |
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5 |
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6 """ |
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7 Module implementing a VHDL lexer with some additional methods. |
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8 """ |
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9 |
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10 from PyQt6.Qsci import QsciLexerVHDL |
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11 |
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12 from .Lexer import Lexer |
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13 import Preferences |
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14 |
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15 |
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16 class LexerVHDL(Lexer, QsciLexerVHDL): |
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17 """ |
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18 Subclass to implement some additional lexer dependant methods. |
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19 """ |
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20 def __init__(self, parent=None): |
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21 """ |
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22 Constructor |
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23 |
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24 @param parent parent widget of this lexer |
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25 """ |
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26 QsciLexerVHDL.__init__(self, parent) |
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27 Lexer.__init__(self) |
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28 |
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29 self.commentString = "--" |
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30 |
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31 self.keywordSetDescriptions = [ |
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32 self.tr("Keywords"), |
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33 self.tr("Operators"), |
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34 self.tr("Attributes"), |
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35 self.tr("Standard Functions"), |
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36 self.tr("Standard Packages"), |
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37 self.tr("Standard Types"), |
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38 self.tr("User defined"), |
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39 ] |
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40 |
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41 def initProperties(self): |
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42 """ |
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43 Public slot to initialize the properties. |
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44 """ |
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45 self.setFoldComments(Preferences.getEditor("VHDLFoldComment")) |
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46 self.setFoldAtElse(Preferences.getEditor("VHDLFoldAtElse")) |
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47 self.setFoldAtBegin(Preferences.getEditor("VHDLFoldAtBegin")) |
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48 self.setFoldAtParenthesis( |
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49 Preferences.getEditor("VHDLFoldAtParenthesis")) |
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50 self.setFoldCompact(Preferences.getEditor("AllFoldCompact")) |
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51 |
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52 def isCommentStyle(self, style): |
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53 """ |
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54 Public method to check, if a style is a comment style. |
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55 |
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56 @param style style to check (integer) |
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57 @return flag indicating a comment style (boolean) |
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58 """ |
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59 return style in [QsciLexerVHDL.Comment, |
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60 QsciLexerVHDL.CommentLine] |
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61 |
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62 def isStringStyle(self, style): |
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63 """ |
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64 Public method to check, if a style is a string style. |
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65 |
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66 @param style style to check (integer) |
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67 @return flag indicating a string style (boolean) |
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68 """ |
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69 return style in [QsciLexerVHDL.String, |
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70 QsciLexerVHDL.UnclosedString] |
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71 |
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72 def defaultKeywords(self, kwSet): |
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73 """ |
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74 Public method to get the default keywords. |
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75 |
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76 @param kwSet number of the keyword set (integer) |
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77 @return string giving the keywords (string) or None |
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78 """ |
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79 return QsciLexerVHDL.keywords(self, kwSet) |
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80 |
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81 def maximumKeywordSet(self): |
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82 """ |
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83 Public method to get the maximum keyword set. |
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84 |
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85 @return maximum keyword set (integer) |
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86 """ |
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87 return 7 |