Differential D19095 Diff 53588 src/backends/octave/octavehighlighter.cpp

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src/backends/octave/octavehighlighter.cpp

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18*/ 18​*/
19 19​
20#include "octavehighlighter.h" 20​#include "octavehighlighter.h"
21#include "octavekeywords.h" 21​#include "octavekeywords.h"
22#include "result.h" 22​#include "result.h"
23 23​
24#include <QDebug> 24​#include <QDebug>
25#include <QStringList> 25​#include <QStringList>
26​#include "octavesession.h"
26 27​
27using namespace Cantor; 28​using namespace Cantor;
28 29​
29OctaveHighlighter::OctaveHighlighter(QObject* parent, Session* session): DefaultHighlighter(parent), m_session(session) 30​OctaveHighlighter::OctaveHighlighter(QObject* parent, Session* session): DefaultHighlighter(parent, session)
30{ 31​{
31 addKeywords(OctaveKeywords::instance()->keywords()); 32​ addKeywords(OctaveKeywords::instance()->keywords());
32 addFunctions(OctaveKeywords::instance()->functions()); 33​ addFunctions(OctaveKeywords::instance()->functions());
33 34​
34 QStringList operators; 35​ QStringList operators;
35 operators 36​ operators
36 << QLatin1String("+") << QLatin1String("-") << QLatin1String("*") << QLatin1String("/") 37​ << QLatin1String("+") << QLatin1String("-") << QLatin1String("*") << QLatin1String("/")
37 << QLatin1String(".+") << QLatin1String(".-") << QLatin1String(".*") << QLatin1String("./") 38​ << QLatin1String(".+") << QLatin1String(".-") << QLatin1String(".*") << QLatin1String("./")
38 << QLatin1String("=") << QLatin1String("or") << QLatin1String("and") << QLatin1String("xor") 39​ << QLatin1String("=") << QLatin1String("or") << QLatin1String("and") << QLatin1String("xor")
39 << QLatin1String("not") << QLatin1String("||") << QLatin1String("&&") << QLatin1String("=="); 40​ << QLatin1String("not") << QLatin1String("||") << QLatin1String("&&") << QLatin1String("==");
40 addRules(operators, operatorFormat()); 41​ addRules(operators, operatorFormat());
41 42​
42 addRule(QRegExp(QLatin1String("\"[^\"]*\"")), stringFormat()); 43​ addRule(QRegExp(QLatin1String("\"[^\"]*\"")), stringFormat());
43 addRule(QRegExp(QLatin1String("'[^']*'")), stringFormat()); 44​ addRule(QRegExp(QLatin1String("'[^']*'")), stringFormat());
44 45​
45 addRule(QRegExp(QLatin1String("#[^\n]*")), commentFormat()); 46​ addRule(QRegExp(QLatin1String("#[^\n]*")), commentFormat());
46 addRule(QRegExp(QLatin1String("%[^\n]*")), commentFormat()); 47​ addRule(QRegExp(QLatin1String("%[^\n]*")), commentFormat());
47 48​
48 rehighlight(); 49​ rehighlight();
49} 50​}
50 ​
51void OctaveHighlighter::updateVariables() ​
52{ ​
53 Expression* expr = m_session->evaluateExpression(QLatin1String("who"), Expression::FinishingBehavior::DoNotDelete, true); ​
54 connect(expr, &Expression::statusChanged, [this, expr](Expression::Status status) ​
55 { ​
56 if (status != Expression::Done && status != Expression::Error) ​
57 return; ​
58 ​
59 if (status == Expression::Done && expr->result()) ​
60 { ​
61 QString res = expr->result()->toHtml(); ​
62 res.replace(QLatin1String("<br/>"),QLatin1String(" ")); ​
63 res.remove(0, res.indexOf(QLatin1Char('\n'))); ​
64 res.remove(QLatin1Char('\n')); ​
65 res = res.trimmed(); ​
66 ​
67 QStringList newVariables; ​
68 foreach ( const QString& var, res.split(QLatin1Char(' '), QString::SkipEmptyParts)) ​
69 { ​
70 newVariables << var.trimmed(); ​
71 } ​
72 qDebug() << "Received" << newVariables.size() << "variables"; ​
73 ​
74 for (const QString& newVariable: newVariables) ​
75 if (!m_variables.contains(newVariable)) ​
76 addRule(newVariable, variableFormat()); ​
77 ​
78 for (const QString& variable: m_variables) ​
79 if (!newVariables.contains(variable)) ​
80 removeRule(variable); ​
81 ​
82 m_variables = std::move(newVariables); ​
83 rehighlight(); ​
84 } ​
85 expr->deleteLater(); ​
86 }); ​
87} ​
88 ​
89void OctaveHighlighter::sessionStatusChanged(Cantor::Session::Status status) ​
90{ ​
91 if (status == Cantor::Session::Status::Disable) ​
92 for (const QString& variable: m_variables) ​
93 removeRule(variable); ​
94 rehighlight(); ​
95} ​