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1 # -*- coding: utf-8 -*- |
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2 |
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3 # Copyright (c) 2005 - 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 CSS lexer with some additional methods. |
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8 """ |
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9 |
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10 import contextlib |
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11 |
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12 from PyQt6.Qsci import QsciLexerCSS |
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13 |
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14 from .Lexer import Lexer |
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15 import Preferences |
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16 |
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17 |
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18 class LexerCSS(Lexer, QsciLexerCSS): |
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19 """ |
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20 Subclass to implement some additional lexer dependant methods. |
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21 """ |
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22 def __init__(self, parent=None): |
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23 """ |
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24 Constructor |
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25 |
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26 @param parent parent widget of this lexer |
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27 """ |
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28 QsciLexerCSS.__init__(self, parent) |
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29 Lexer.__init__(self) |
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30 |
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31 self.commentString = "#" |
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32 self.streamCommentString = { |
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33 'start': '/* ', |
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34 'end': ' */' |
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35 } |
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36 |
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37 self.keywordSetDescriptions = [ |
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38 self.tr("CSS1 Properties"), |
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39 self.tr("Pseudo-Classes"), |
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40 self.tr("CSS2 Properties"), |
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41 self.tr("CSS3 Properties"), |
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42 self.tr("Pseudo-Elements"), |
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43 self.tr("Browser-Specific CSS Properties"), |
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44 self.tr("Browser-Specific Pseudo-Classes"), |
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45 self.tr("Browser-Specific Pseudo-Elements"), |
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46 ] |
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47 |
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48 def initProperties(self): |
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49 """ |
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50 Public slot to initialize the properties. |
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51 """ |
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52 self.setFoldComments(Preferences.getEditor("CssFoldComment")) |
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53 self.setFoldCompact(Preferences.getEditor("AllFoldCompact")) |
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54 with contextlib.suppress(AttributeError): |
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55 self.setHSSLanguage( |
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56 Preferences.getEditor("CssHssSupport")) |
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57 self.setLessLanguage( |
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58 Preferences.getEditor("CssLessSupport")) |
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59 self.setSCSSLanguage( |
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60 Preferences.getEditor("CssSassySupport")) |
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61 |
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62 def isCommentStyle(self, style): |
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63 """ |
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64 Public method to check, if a style is a comment 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 comment style (boolean) |
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68 """ |
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69 return style in [QsciLexerCSS.Comment] |
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70 |
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71 def isStringStyle(self, style): |
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72 """ |
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73 Public method to check, if a style is a string style. |
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74 |
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75 @param style style to check (integer) |
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76 @return flag indicating a string style (boolean) |
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77 """ |
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78 return style in [QsciLexerCSS.DoubleQuotedString, |
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79 QsciLexerCSS.SingleQuotedString] |
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80 |
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81 def defaultKeywords(self, kwSet): |
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82 """ |
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83 Public method to get the default keywords. |
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84 |
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85 @param kwSet number of the keyword set (integer) |
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86 @return string giving the keywords (string) or None |
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87 """ |
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88 if kwSet == 1: |
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89 return ( |
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90 "color background-color background-image background-repeat" |
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91 " background-attachment background-position background" |
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92 " font-family font-style font-variant font-weight font-size" |
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93 " font word-spacing letter-spacing text-decoration" |
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94 " vertical-align text-transform text-align text-indent" |
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95 " line-height margin-top margin-right margin-bottom" |
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96 " margin-left margin padding-top padding-right padding-bottom" |
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97 " padding-left padding border-top-width border-right-width" |
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98 " border-bottom-width border-left-width border-width" |
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99 " border-top border-right border-bottom border-left border" |
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100 " border-color border-style width height float clear display" |
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101 " white-space list-style-type list-style-image" |
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102 " list-style-position list-style" |
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103 ) |
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104 |
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105 if kwSet == 2: |
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106 return ( |
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107 "link active visited first-child focus hover lang left" |
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108 " right first empty enabled disabled checked not root target" |
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109 " only-child last-child nth-child nth-last-child first-of-type" |
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110 " last-of-type nth-of-type nth-last-of-type only-of-type valid" |
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111 " invalid required optional first-letter first-line before" |
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112 " after" |
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113 ) |
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114 |
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115 if kwSet == 3: |
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116 return ( |
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117 "border-top-color border-right-color border-bottom-color" |
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118 " border-left-color border-color border-top-style" |
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119 " border-right-style border-bottom-style border-left-style" |
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120 " border-style top right bottom left position z-index" |
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121 " direction unicode-bidi min-width max-width min-height" |
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122 " max-height overflow clip visibility content quotes" |
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123 " counter-reset counter-increment marker-offset size marks" |
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124 " page-break-before page-break-after page-break-inside page" |
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125 " orphans widows font-stretch font-size-adjust unicode-range" |
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126 " units-per-em src panose-1 stemv stemh slope cap-height" |
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127 " x-height ascent descent widths bbox definition-src baseline" |
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128 " centerline mathline topline text-shadow caption-side" |
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129 " table-layout border-collapse border-spacing empty-cells" |
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130 " speak-header cursor outline outline-width outline-style" |
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131 " outline-color volume speak pause-before pause-after pause" |
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132 " cue-before cue-after cue play-during azimuth elevation" |
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133 " speech-rate voice-family pitch pitch-range stress richness" |
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134 " speak-punctuation speak-numeral" |
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135 ) |
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136 |
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137 if kwSet == 4: |
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138 return ( |
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139 "background-size border-radius border-top-right-radius" |
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140 " border-bottom-right-radius border-bottom-left-radius" |
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141 " border-top-left-radius box-shadow columns column-width" |
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142 " column-count column-rule column-gap column-rule-color" |
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143 " column-rule-style column-rule-width resize opacity word-wrap" |
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144 ) |
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145 |
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146 if kwSet == 5: |
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147 return ( |
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148 "first-letter first-line before after selection" |
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149 ) |
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150 |
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151 if kwSet == 6: |
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152 return ( |
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153 "^-moz- ^-webkit- ^-o- ^-ms- filter" |
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154 ) |
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155 |
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156 if kwSet == 7: |
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157 return ( |
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158 "indeterminate default ^-moz- ^-webkit- ^-o- ^-ms-" |
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159 ) |
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160 |
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161 if kwSet == 8: |
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162 return ( |
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163 "selection ^-moz- ^-webkit- ^-o- ^-ms-" |
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164 ) |
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165 |
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166 return QsciLexerCSS.keywords(self, kwSet) |