kde-playground/kdepim/templateparser/templatessyntaxhighlighter.cpp
2015-04-14 21:49:29 +00:00

74 lines
2.3 KiB
C++

/* Copyright (C) 2011-2014 Laurent Montel <montel@kde.org>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public License
* along with this library; see the file COPYING.LIB. If not, write to
* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#include "templatessyntaxhighlighter.h"
#include "templatesutil.h"
#include <QPalette>
using namespace TemplateParser;
TemplatesSyntaxHighlighter::TemplatesSyntaxHighlighter( QTextDocument *doc )
: QSyntaxHighlighter( doc )
{
init();
}
TemplatesSyntaxHighlighter::~TemplatesSyntaxHighlighter()
{
}
void TemplatesSyntaxHighlighter::highlightBlock( const QString &text )
{
Q_FOREACH ( const Rule &rule, m_rules ) {
const QRegExp expression( rule.pattern );
int index = expression.indexIn( text );
int length = 0;
while ( index >= 0 && ( length = expression.matchedLength() ) > 0 ) {
setFormat( index, length, rule.format );
index = expression.indexIn( text, index + length );
}
}
}
void TemplatesSyntaxHighlighter::init()
{
QTextCharFormat keywordFormat;
QPalette palette;
keywordFormat.setForeground( palette.link() );
QStringList keywords;
keywords << Util::keywords();
Q_FOREACH ( const QString & s, keywords ) {
const QRegExp regex( s, Qt::CaseInsensitive );
m_rules.append( Rule( regex, keywordFormat ) );
}
QTextCharFormat keywordWithArgsFormat;
keywordWithArgsFormat.setForeground( palette.link() );
QStringList keywordsWithArgs;
keywordsWithArgs << Util::keywordsWithArgs();
Q_FOREACH ( const QString & s, keywordsWithArgs ) {
const QRegExp regex( s, Qt::CaseInsensitive );
m_rules.append( Rule( regex, keywordWithArgsFormat ) );
}
}