More fixes for Qt6 compatibility

src/gui/SectionTab.cc

@@ -211,7 +211,7 @@ void SectionTab::setSectionDynamic(const QString &section, const QDomNode &node)
  */
 bool SectionTab::isDynamicParent(const QString &section) const
 {
-	const int dyn_idx = dynamic_sections_.indexOf(QRegExp(section, Qt::CaseInsensitive));
+	const int dyn_idx = dynamic_sections_.indexOf(QRegularExpression(section, QRegularExpression::CaseInsensitiveOption));
 	return (dyn_idx != -1);
 }
 
@@ -288,7 +288,7 @@ QString SectionTab::getParentOf(const QString &section)
 void SectionTab::spawnDynamicSection(const QString &section, const QString &new_tab_name)
 {
 	int index = getIndex(section, Qt::CaseInsensitive);
-	const int dyn_idx = dynamic_sections_.indexOf(QRegExp(section, Qt::CaseInsensitive));
+	const int dyn_idx = dynamic_sections_.indexOf(QRegularExpression(section, QRegularExpression::CaseInsensitiveOption));
 
 	bool found = false;
 	for (int ii = index + 1; ii < this->count(); ++ii) {

src/main/SyntaxHighlighter.cc

@@ -80,7 +80,7 @@ INISyntaxHighlighter::INISyntaxHighlighter(QTextDocument *textdoc) : QSyntaxHigh
 		rule.pattern = QRegularExpression("\\" + Cst::section_open + section + "\\" +
 			Cst::section_close, QRegularExpression::CaseInsensitiveOption); //TODO: escape only if needed for the set char
 		rule.format = format_known_section;
-		if (added_sections_.indexOf(QRegExp(section, Qt::CaseInsensitive)) == -1) {
+		if (added_sections_.indexOf(QRegularExpression(section, QRegularExpression::CaseInsensitiveOption)) == -1) {
 			rules_.append(rule);
 			added_sections_.append(section);
 		}

src/main/inishell.cc

@@ -231,7 +231,7 @@ bool parseAvailableSections(const QDomElement &current_element, const QString &p
 		}
 	}
 	if (!parent_section.isNull()) { //not at top level - the parent is fixed
-		if (!section_list.isEmpty() && (section_list.indexOf(QRegExp(parent_section, Qt::CaseInsensitive)) == -1))
+		if (!section_list.isEmpty() && (section_list.indexOf(QRegularExpression(parent_section, QRegularExpression::CaseInsensitiveOption)) == -1))
 			return false; //sections are given, but they don't match the parent
 		section_list.clear(); //don't build multiple times
 		section_list.push_back(parent_section);

src/panels/Checklist.cc

@@ -220,7 +220,7 @@ void Checklist::onPropertySet()
 	const QString values( this->property("ini_value").toString() );
 	if (ini_value_ == values)
 		return;
-	const QStringList value_list( values.split(QRegExp("\\s+"), Qt::SkipEmptyParts) );
+	const QStringList value_list( values.split(QRegularExpression("\\s+"), Qt::SkipEmptyParts) );
 
 	/* clear the list, overwriting current settings */
 	for (int ii = 0; ii < list_->count(); ++ii) {

src/panels/Choice.cc

@@ -212,7 +212,7 @@ void Choice::onPropertySet()
 	const QString values( this->property("ini_value").toString() );
 	if (ini_value_ == values)
 		return;
-	const QStringList value_list( values.split(QRegExp("\\s+"), Qt::SkipEmptyParts) );
+	const QStringList value_list( values.split(QRegularExpression("\\s+"), Qt::SkipEmptyParts) );
 
 	if (checkbox_container_->count() == 1) {
 		topLog(QString(tr(R"(XML error: No checkable options set for Choice panel "%1::%2".)").arg(

src/panels/Number.cc

@@ -342,7 +342,7 @@ void Number::setOptions(const QDomNode &options)
  */
 int Number::getPrecisionOfNumber(const QString &str_number) const
 {
-	const QStringList dec( str_number.split(QRegExp("[,.]")) );
+	const QStringList dec( str_number.split(QRegularExpression("[,.]")) );
 	if (dec.size() > 1) //there's a decimal sign
 		return dec.at(1).length();
 	return 0; //integer

src/panels/Replicator.cc

@@ -104,10 +104,10 @@ bool Replicator::canSpawnPanel(const QString &key)
 		//freely replicate child items (which do not have to be tied to a Replicator's key).
 		//In this case of a Replicator that is not tied to any INI structure (like a frame),
 		//we check the list of potential child panels for a matching entry:
-		ok = child_panel_keys_.indexOf(QRegExp(key_sub, Qt::CaseInsensitive)) != -1;
+		ok = child_panel_keys_.indexOf(QRegularExpression(key_sub, QRegularExpression::CaseInsensitiveOption)) != -1;
 		if (!ok) {
 			const QString key_sub_multi = getRepName(key, false); //TA::FILTER1::ARG1 --> TA::FILTER1::ARG#
-			ok = child_panel_keys_.indexOf(QRegExp(key_sub_multi, Qt::CaseInsensitive)) != -1;
+			ok = child_panel_keys_.indexOf(QRegularExpression(key_sub_multi, QRegularExpression::CaseInsensitiveOption)) != -1;
 		}
 	}
 	return ok; //otherwise, the Replicator for sure can not create this panel

src/panels/Textfield.cc

@@ -219,8 +219,8 @@ void Textfield::onValidButtonClicked() //for now this button only pops up for co
 		QString lon( coord_match.captured(idx_lon_dms) );
 		const QChar latchar = lat.section('d',1,1).toDouble() < 0? 'S' : 'N';
 		const QChar lonchar = lon.section('d',1,1).toDouble() < 0? 'W' : 'E';
-		lat.remove(QRegExp(" |\"")); lat.replace(QRegExp("d|'"), "_");
-		lon.remove(QRegExp(" |\"")); lon.replace(QRegExp("d|'"), "_");
+		lat.remove(QRegularExpression(" |\"")); lat.replace(QRegularExpression("d|'"), "_");
+		lon.remove(QRegularExpression(" |\"")); lon.replace(QRegularExpression("d|'"), "_");
 		
 		url += lat + "_" + latchar + "_";
 		url += lon + "_" + lonchar;