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#pragma once
#include <QSyntaxHighlighter>
#include <QRegularExpression>
class ScriptHighlighter : public QSyntaxHighlighter
{
public:
explicit ScriptHighlighter(QTextDocument* doc);
protected:
/*
* Function called by the highlighting engine
*/
void highlightBlock(const QString& text) override;
/*
* Define states to keep track of multiline strings.
* (with single quotes ''' or double quotes """)
*/
enum State { BASE = -1,
MULTILINE_SINGLE = 1,
MULTILINE_DOUBLE = 2 };
/*
* Structure to use as a rule when highlighting
*/
struct Rule
{
Rule() { /* Nothing to do here */ }
Rule(QString r, QTextCharFormat f,
State si=BASE, State so=BASE)
: regex(QRegularExpression(r)), format(f),
state_in(si), state_out(so)
{ /* Nothing to do here */ }
QRegularExpression regex;
QTextCharFormat format;
State state_in, state_out;
};
QList<Rule> rules;
};
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