mirror of
https://github.com/ra3xdh/qucs_s
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260 lines
14 KiB
C++
260 lines
14 KiB
C++
/***************************************************************************
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syntax.cpp
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------------
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begin : Sat Mar 11 2006
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copyright : (C) 2006 by Michael Margraf
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email : michael.margraf@alumni.tu-berlin.de
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***************************************************************************/
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/***************************************************************************
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* *
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* This program is free software; you can redistribute it and/or modify *
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* it under the terms of the GNU General Public License as published by *
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* the Free Software Foundation; either version 2 of the License, or *
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* (at your option) any later version. *
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* *
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***************************************************************************/
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// *****************************************************************
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// ********* **********
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// ********* The class that does the syntax highlighting **********
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// ********* **********
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// *****************************************************************
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#include "textdoc.h"
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#include "syntax.h"
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SyntaxHighlighter::SyntaxHighlighter(TextDoc *textEdit) : QSyntaxHighlighter(textEdit)
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{
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Doc = textEdit;
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language = LANG_NONE;
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reservedWordFormat.setForeground(Qt::darkBlue);
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reservedWordFormat.setFontWeight(QFont::Bold);
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unitFormat.setForeground(Qt::darkRed);;
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unitFormat.setFontWeight(QFont::StyleItalic);;
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datatypeFormat.setForeground(Qt::darkBlue);;
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datatypeFormat.setFontWeight(QFont::Bold);;
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directiveFormat.setForeground(Qt::darkBlue);;
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directiveFormat.setFontWeight(QFont::Bold);;
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functionFormat.setForeground(Qt::darkGreen);;
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functionFormat.setFontWeight(QFont::Bold);;
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commentFormat.setForeground(Qt::gray);;
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commentFormat.setFontWeight(QFont::StyleItalic);;
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}
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SyntaxHighlighter::~SyntaxHighlighter()
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{
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}
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// ---------------------------------------------------
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void SyntaxHighlighter::setLanguage(int lang)
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{
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language = lang;
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HighlightingRule rule;
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QStringList reservedWordPattern;
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QStringList unitPattern;
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QStringList datatypePattern;
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QStringList directivePattern;
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QStringList functionPattern;
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QStringList commentPattern;
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switch (language) {
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case LANG_VHDL:
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reservedWordPattern << "\\babs\\b" << "\\baccess\\b" << "\\bafter\\b" << "\\balias\\b" << "\\ball\\b" << "\\band\\b" <<
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"\\barchitecture\\b\\b"<< "\\barray\\b"<< "\\bassert\\b" << "\\battribute\\b"<<
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"\\bbegin\\b\\b"<< "\\bblock\\b"<< "\\bbody\\b"<< "\\bbuffer\\b"<< "\\bbus\\b"<<
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"\\bcase\\b"<< "\\bcomponent\\b"<< "\\bconfiguration\\b"<< "\\bconstant\\b"<<
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"\\bdisconnect\\b"<< "\\bdownto\\b"<<
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"\\belse\\b"<< "\\belsif\\b"<< "\\bend\\b"<< "\\bentity\\b"<< "\\bexit\\b"<<
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"\\bfile\\b"<< "\\bfor\\b"<< "\\bfunction"
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"\\bgenerate\\b"<< "\\bgeneric\\b"<< "\\bgroup\\b"<< "\\bguarded"
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"\\bif\\b"<< "\\bimpure\\b"<< "\\bin\\b"<< "\\binertial\\b"<< "\\binout\\b"<< "\\bis\\b"<<
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"\\blabel\\b"<< "\\blibrary\\b"<< "\\blinkage\\b"<< "\\bliteral\\b"<< "\\bloop\\b"<<
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"\\bmap\\b"<< "\\bmod\\b"<<
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"\\bnand\\b"<< "\\bnew\\b"<< "\\bnext\\b"<< "\\bnor\\b"<< "\\bnot\\b"<< "\\bnull"
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"\\bof\\b"<< "\\bon\\b"<< "\\bopen\\b"<< "\\bor\\b"<< "\\bothers\\b"<< "\\bout\\b"<<
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"\\bpackage\\b"<< "\\bport\\b"<< "\\bpostponed\\b"<< "\\bprocedure\\b"<< "\\bprocess\\b"<< "\\bpure\\b"<<
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"\\brange\\b"<< "\\brecord\\b"<< "\\bregister\\b"<< "\\breject\\b"<< "\\brem\\b"<< "\\breport\\b"<< "\\breturn\\b"<< "\\brol\\b"<< "\\bror\\b"<<
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"\\bselect\\b"<< "\\bseverity\\b"<< "\\bshared\\b"<< "\\bsignal\\b"<< "\\bsla\\b"<< "\\bsll\\b"<< "\\bsra\\b"<< "\\bsrl\\b"<< "\\bsubtype\\b"<<
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"\\bthen\\b"<< "\\bto\\b"<< "\\btransport\\b"<< "\\btype\\b"<<
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"\\bunaffected\\b"<< "\\bunits\\b"<< "\\buntil\\b"<< "\\buse\\b"<<
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"\\bvariable\\b"<<
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"\\bwait\\b"<< "\\bwhen\\b"<< "\\bwhile\\b"<< "\\bwith\\b"<<
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"\\bxnor\\b"<< "\\bxor\\b";
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unitPattern << "\\bfs\\b"<< "\\bps\\b"<< "\\bns\\b"<< "\\bus\\b"<< "\\bms\\b"<< "\\bsec\\b"<< "\\bmin\\b"<< "\\bhr\\b";
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datatypePattern << "\\bbit\\b"<< "\\bbit_vector\\b"<< "\\bboolean\\b"<< "\\bstd_logic\\b"<< "\\bstd_logic_vector\\b"<< "\\bstd_ulogic\\b"<< "\\bstd_ulogic_vector\\b"<< "\\bsigned\\b"<< "\\bunsigned\\b"<< "\\binteger\\b"<< "\\breal\\b"<< "\\btime\\b"<< "\\bcharacter\\b"<< "\\bnatural\\b";
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directivePattern << "\\bactive\\b"<< "\\bascending\\b" <<
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"\\bbase\\b" <<
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"\\bdelayed\\b" <<
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"\\bevent\\b" <<
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"\\bhigh\\b" <<
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"\\bimage\\b" <<
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"\\blast_active\\b"<< "\\blast_event\\b"<< "\\blast_value\\b"<< "\\bleft\\b"<< "\\bleftof\\b"<< "\\blength\\b"<< "\\blow\\b" <<
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"\\bpos\\b"<< "\\bpred\\b"<<
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"\\bquiet\\b"<<
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"\\brange\\b"<< "\\breverse_range\\b"<< "\\bright\\b"<< "\\brightof\\b"<<
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"\\bstable\\b"<< "\\bsucc\\b"<<
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"\\btransaction\\b"<<
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"\\bval\\b"<< "\\bvalue\\b";
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commentPattern << "--[^\n]*";
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break;
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case LANG_VERILOG:
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reservedWordPattern << "\\balways\\b"<< "\\band\\b"<< "\\bassign\\b"<< "\\battribute\\b"<<
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"\\bbegin\\b"<< "\\bbuf\\b"<< "\\bbufif0\\b"<< "\\bbufif1\\b"<<
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"\\bcase\\b"<< "\\bcasex\\b"<< "\\bcasez\\b" << "\\bcmos\\b"<<
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"\\bdeassign\\b"<< "\\bdefault\\b"<< "\\bdefparam\\b"<< "\\bdisable\\b"<<
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"\\bedge\\b"<< "\\belse\\b"<< "\\bend\\b"<< "\\bendattribute\\b"<< "\\bendcase\\b"<< "\\bendfunction\\b"<< "\\bendmodule\\b"<< "\\bendprimitive\\b"<< "\\bendspecify\\b"<< "\\bendtable\\b"<< "\\bendtask\\b"<< "\\bevent\\b"<<
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"\\bfor\\b"<< "\\bforce\\b"<< "\\bforever\\b"<< "\\bfork\\b"<< "\\bfunction\\b"<<
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"\\bhighz0\\b"<< "\\bhighz1\\b"<<
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"\\bif\\b"<< "\\bifnone\\b"<< "\\binitial\\b"<< "\\binout\\b"<< "\\binput\\b"<<
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"\\bjoin\\b"<<
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"\\blarge\\b"<<
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"\\bmedium\\b"<< "\\bmodule\\b"<< "\\bmacromodule\\b"<<
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"\\bnand\\b"<< "\\bnegedge\\b"<< "\\bnmos\\b"<< "\\bnor\\b"<< "\\bnot\\b"<< "\\bnotif0\\b"<< "\\bnotif1\\b"<<
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"\\bor\\b"<< "\\boutput\\b"<<
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"\\bpmos\\b"<< "\\bposedge\\b"<< "\\bprimitive\\b"<< "\\bpull0\\b"<< "\\bpull1\\b"<< "\\bpulldown\\b"<< "\\bpullup\\b"<<
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"\\brcmos\\b"<< "\\brelease\\b"<< "\\brepeat\\b"<< "\\brnmos\\b"<< "\\brpmos\\b"<< "\\brtran\\b"<< "\\brtranif0\\b"<< "\\brtranif1\\b"<<
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"\\bscalared\\b"<< "\\bsigned\\b"<< "\\bsmall\\b"<< "\\bspecify\\b"<< "\\bstrength\\b"<< "\\bstrong0\\b"<< "\\bstrong1\\b"<<
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"\\btable\\b"<< "\\btask\\b"<< "\\btran\\b"<< "\\btranif0\\b"<< "\\btranif1\\b"<<
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"\\bunsigned\\b"<<
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"\\bvectored\\b"<<
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"\\bwait\\b"<< "\\bweak0\\b"<< "\\bweak1\\b"<< "\\bwhile\\b"<<
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"\\bxnor\\b"<< "\\bxor\\b";
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directivePattern << "\\breset_all\\b"<< "\\btimescale\\b"<< "\\bdefine\\b"<< "\\binclude\\b"<< "\\bifdef\\b"<< "\\belse\\b"<< "\\bendif\\b"<<
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"\\bcelldefine\\b"<< "\\bendcelldefine\\b"<< "\\bdefault_nettype\\b"<< "\\bunconnected_drive\\b"<<
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"\\bnounconnected_drive\\b"<< "\\bdelay_mode_zero\\b"<< "\\bdelay_mode_unit\\b"<<
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"\\bdelay_mode_path\\b"<< "\\bdelay_mode_distributed\\b"<< "\\buselib\\b";
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datatypePattern << "\\breg\\b"<< "\\binteger\\b"<< "\\btime\\b"<< "\\breal\\b"<< "\\brealtime\\b"<< "\\bwire\\b"<< "\\btri\\b"<< "\\bwor\\b"<<
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"\\btrior\\b"<< "\\bwand\\b"<< "\\btriand\\b"<< "\\btri0\\b"<< "\\btri1\\b"<< "\\bsupply0\\b"<< "\\bsupply1\\b"<< "\\btrireg\\b"<<
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"\\bparameter\\b"<< "\\bspecparam\\b"<< "\\bevent\\b";
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functionPattern << "\\bsetup\\b"<< "\\bhold\\b"<< "\\bsetuphold\\b"<< "\\bskew\\b"<< "\\brecovery\\b"<< "\\bperiod\\b"<< "\\bwidth\\b"<<
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"\\bmonitor\\b"<< "\\bdisplay\\b"<< "\\bwrite\\b"<< "\\bstrobe\\b"<< "\\bfopen\\b"<< "\\bfclose\\b"<< "\\btime\\b"<<
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"\\bstime\\b"<< "\\brealtime\\b"<< "\\btimeformat\\b"<< "\\bprinttimescale\\b"<< "\\brandom\\b"<< "\\breadmemb\\b"<<
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"\\breadmemh\\b"<< "\\bfinish\\b"<< "\\bstop\\b";
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commentPattern << "//[^\n]*";
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break;
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case LANG_VERILOGA:
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reservedWordPattern << "\\babstol\\b"<< "\\baccess\\b"<< "\\banalog\\b"<< "\\bac_stim\\b"<< "\\banalysis\\b"<<
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"\\bbegin\\b"<< "\\bbranch\\b"<< "\\bbound_step\\b"<<
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"\\bcase\\b"<<
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"\\bdiscipline\\b"<< "\\bddt_nature\\b"<< "\\bddt\\b"<< "\\bdelay\\b"<< "\\bdiscontinuity\\b"<< "\\bdefault\\b"<<
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"\\benddiscipline\\b"<< "\\belse\\b"<< "\\bend\\b"<< "\\bendnature\\b"<< "\\bexclude\\b"<< "\\bendfunction\\b"<< "\\bendmodule\\b"<< "\\belectrical\\b"<< "\\bendcase\\b"<<
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"\\bfor\\b"<< "\\bflow\\b"<< "\\bfrom\\b"<< "\\bfinal_step\\b"<< "\\bflicker_noise\\b"<< "\\bfunction\\b"<<
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"\\bgenerate\\b"<< "\\bground\\b"<<
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"\\bif\\b"<< "\\bidt_nature\\b"<< "\\binf\\b"<< "\\bidt\\b"<< "\\binitial_step\\b"<< "\\binput\\b"<< "\\binout\\b"<<
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"\\blaplace_nd\\b"<< "\\blaplace_np\\b"<< "\\blaplace_zd\\b"<< "\\blaplace_zp\\b"<< "\\blast_crossing\\b"<<
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"\\bmodule\\b"<<
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"\\bnature\\b"<< "\\bnoise_table\\b"<<
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"\\bpotential\\b"<< "\\bparameter\\b"<<
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"\\bslew\\b"<<
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"\\btimer\\b"<< "\\btransition\\b"<<
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"\\bunits\\b"<<
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"\\bwhite_noise\\b"<< "\\bwhile\\b"<<
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"\\bzi_nd\\b"<< "\\bzi_np\\b"<< "\\bzi_zd\\b"<< "\\bzi_zp\\b";
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unitPattern << "\\bT\\b"<< "\\bG\\b"<< "\\bM\\b"<< "\\bK\\b"<< "\\bm\\b"<< "\\bu\\b"<< "\\bn\\b"<< "\\bp\\b"<< "\\bf\\b"<< "\\ba\\b";
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datatypePattern << "\\binteger\\b"<< "\\breal\\b";
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directivePattern << "\\bdefine\\b"<< "\\belse\\b"<< "\\bundef\\b"<< "\\bifdef\\b"<< "\\bendif\\b"<< "\\binclude\\b"<< "\\bresetall\\b";
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functionPattern << "\\brealtime\\b"<< "\\btemperature\\b"<< "\\bvt\\b"<< "\\bdisplay\\b"<< "\\bstrobe\\b";
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commentPattern << "//[^\n]*";
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break;
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case LANG_OCTAVE:
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reservedWordPattern << "\\bcase\\b"<< "\\bcatch\\b"<<
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"\\belse\\b"<< "\\belseif\\b"<< "\\bend\\b"<< "\\bendfor\\b"<< "\\bendfunction\\b"<< "\\bendif\\b"<< "\\bendswitch\\b"<< "\\bend_try_catch\\b"<< "\\bendwhile\\b"<< "\\bend_unwind_protect\\b"
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"\\bfor\\b" << "\\bfunction\\b" <<
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"\\bif\\b" <<
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"\\botherwise\\b" <<
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"\\bswitch\\b" <<
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"\\btry\\b" <<
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"\\bunwind_protect\\b"<< "\\bunwind_protect_cleanup\\b" <<
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"\\bwhile\\b";
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datatypePattern << "\\binf\\b"<< "\\bnan\\b"<< "\\bpi\\b";
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functionPattern << "\\bplot\\b";
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commentPattern << "//[^\n]*";
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break;
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}
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for (const QString &pattern : reservedWordPattern) {
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rule.pattern = QRegularExpression(pattern);
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rule.format = reservedWordFormat;
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highlightingRules.append(rule);
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}
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for (const QString &pattern : unitPattern) {
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rule.pattern = QRegularExpression(pattern);
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rule.format = unitFormat;
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highlightingRules.append(rule);
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}
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for (const QString &pattern : datatypePattern) {
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rule.pattern = QRegularExpression(pattern);
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rule.format = datatypeFormat;
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highlightingRules.append(rule);
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}
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for (const QString &pattern : directivePattern) {
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rule.pattern = QRegularExpression(pattern);
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rule.format = directiveFormat;
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highlightingRules.append(rule);
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}
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for (const QString &pattern : functionPattern) {
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rule.pattern = QRegularExpression(pattern);
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rule.format = functionFormat;
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highlightingRules.append(rule);
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}
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for (const QString &pattern : commentPattern) {
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rule.pattern = QRegularExpression(pattern);
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rule.format = commentFormat;
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highlightingRules.append(rule);
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}
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}
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// ---------------------------------------------------
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void SyntaxHighlighter::highlightBlock(const QString &text) {
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for (const HighlightingRule &rule : highlightingRules) {
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QRegularExpression expression(rule.pattern);
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QRegularExpressionMatch match = expression.match(text);
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//int index = expression.indexIn(text);
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while (match.hasMatch()) {
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int length = match.capturedLength();
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setFormat(match.capturedStart(), length, rule.format);
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//index = expression.indexIn(text, index + length);
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}
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}
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}
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