1# -*- coding: utf-8 -*- 2 3# Copyright (c) 2005 - 2021 Detlev Offenbach <detlev@die-offenbachs.de> 4# 5 6""" 7Module implementing a QSS lexer with some additional methods. 8""" 9 10import contextlib 11 12from PyQt5.Qsci import QsciLexerCSS 13 14from .Lexer import Lexer 15import Preferences 16 17 18class LexerQSS(Lexer, QsciLexerCSS): 19 """ 20 Subclass to implement some additional lexer dependent methods. 21 """ 22 def __init__(self, parent=None): 23 """ 24 Constructor 25 26 @param parent parent widget of this lexer 27 """ 28 QsciLexerCSS.__init__(self, parent) 29 Lexer.__init__(self) 30 31 self.commentString = "#" 32 self.streamCommentString = { 33 'start': '/* ', 34 'end': ' */' 35 } 36 37 self.keywordSetDescriptions = [ 38 self.tr("CSS1 Properties"), 39 self.tr("Pseudo-Classes"), 40 self.tr("CSS2 Properties"), 41 self.tr("CSS3 Properties"), 42 self.tr("Pseudo-Elements"), 43 self.tr("Browser-Specific CSS Properties"), 44 self.tr("Browser-Specific Pseudo-Classes"), 45 self.tr("Browser-Specific Pseudo-Elements"), 46 ] 47 48 def initProperties(self): 49 """ 50 Public slot to initialize the properties. 51 """ 52 self.setFoldComments(Preferences.getEditor("CssFoldComment")) 53 self.setFoldCompact(Preferences.getEditor("AllFoldCompact")) 54 with contextlib.suppress(AttributeError): 55 self.setHSSLanguage( 56 Preferences.getEditor("CssHssSupport")) 57 self.setLessLanguage( 58 Preferences.getEditor("CssLessSupport")) 59 self.setSCSSLanguage( 60 Preferences.getEditor("CssSassySupport")) 61 62 def isCommentStyle(self, style): 63 """ 64 Public method to check, if a style is a comment style. 65 66 @param style style to check (integer) 67 @return flag indicating a comment style (boolean) 68 """ 69 return style in [QsciLexerCSS.Comment] 70 71 def isStringStyle(self, style): 72 """ 73 Public method to check, if a style is a string style. 74 75 @param style style to check (integer) 76 @return flag indicating a string style (boolean) 77 """ 78 return style in [QsciLexerCSS.DoubleQuotedString, 79 QsciLexerCSS.SingleQuotedString] 80 81 def defaultKeywords(self, kwSet): 82 """ 83 Public method to get the default keywords. 84 85 @param kwSet number of the keyword set (integer) 86 @return string giving the keywords (string) or None 87 """ 88 if kwSet == 1: 89 return ( 90 "alternate-background-color background background-color" 91 " background-image background-repeat background-position" 92 " background-attachment background-clip background-origin" 93 " border border-top border-right border-bottom border-left" 94 " border-color border-top-color border-right-color" 95 " border-bottom-color border-left-color border-image" 96 " border-radius border-top-left-radius" 97 " border-top-right-radius border-bottom-right-radius" 98 " border-bottom-left-radius border-style border-top-style" 99 " border-right-style border-bottom-style border-left-style" 100 " border-width border-top-width border-right-width" 101 " border-bottom-width border-left-width bottom button-layout" 102 " color dialogbuttonbox-buttons-have-icons font font-family" 103 " font-size font-style font-weight gridline-color" 104 " height icon-size image image-position left" 105 " lineedit-password-character margin margin-top margin-right" 106 " margin-bottom margin-left max-height max-width" 107 " messagebox-text-interaction-flags min-height min-width" 108 " opacity outline padding padding-top padding-right" 109 " padding-bottom padding-left" 110 " paint-alternating-row-colors-for-empty-area" 111 " position right selection-background-color selection-color" 112 " show-decoration-selected spacing subcontrol-origin" 113 " subcontrol-position text-align text-decoration" 114 " top width" 115 "" 116 " backward-icon cd-icon computer-icon desktop-icon" 117 " dialog-apply-icon dialog-cancel-icon dialog-close-icon" 118 " dialog-discard-icon dialog-help-icon dialog-no-icon" 119 " dialog-ok-icon dialog-open-icon dialog-reset-icon" 120 " dialog-save-icon dialog-yes-icon directory-closed-icon" 121 " directory-icon directory-link-icon directory-open-icon" 122 " dockwidget-close-icon downarrow-icon dvd-icon file-icon" 123 " file-link-icon filedialog-contentsview-icon" 124 " filedialog-detailedview-icon filedialog-end-icon" 125 " filedialog-infoview-icon filedialog-listview-icon" 126 " filedialog-new-directory-icon" 127 " filedialog-parent-directory-icon filedialog-start-icon" 128 " floppy-icon forward-icon harddisk-icon home-icon" 129 " leftarrow-icon messagebox-critical-icon" 130 " messagebox-information-icon messagebox-question-icon" 131 " messagebox-warning-icon network-icon rightarrow-icon" 132 " titlebar-contexthelp-icon titlebar-maximize-icon" 133 " titlebar-menu-icon titlebar-minimize-icon" 134 " titlebar-normal-icon titlebar-shade-icon" 135 " titlebar-unshade-icon trash-icon uparrow-icon" 136 ) 137 elif kwSet == 2: 138 return ( 139 "active adjoins-item alternate bottom checked closable" 140 " closed default disabled editable edit-focus enabled" 141 " exclusive first flat floatable focus has-children" 142 " has-siblings horizontal hover indeterminate last left" 143 " maximized middle minimized movable no-frame" 144 " non-exclusive off on only-one open next-selected" 145 " pressed previous-selected read-only right selected top" 146 " unchecked vertical window" 147 "" 148 " add-line add-page branch chunk close-button corner" 149 " down-arrow down-button drop-down float-button groove" 150 " indicator handle icon item left-arrow left-corner" 151 " menu-arrow menu-button menu-indicator right-arrow" 152 " pane right-corner scroller section separator sub-line" 153 " sub-page tab tab-bar tear tearoff text title up-arrow" 154 " up-button" 155 ) 156 157 return None 158 159 def language(self): 160 """ 161 Public method to return the lexer language. 162 163 @return lexer language (string) 164 """ 165 return "QSS" 166 167 def lexerName(self): 168 """ 169 Public method to return the lexer name. 170 171 @return lexer name (string) 172 """ 173 return "QSS" 174