cleanup: SkipEmptyParts syntax has changed

Sadly, the new enum has only been available since Qt 5.14, so this is a rather
ugly replacement.

Signed-off-by: Dirk Hohndel <dirk@hohndel.org>

core/filterconstraint.cpp

@@ -25,6 +25,12 @@ enum filter_constraint_units {
 	FILTER_CONSTRAINT_PERCENTAGE_UNIT
 };
 
+#if QT_VERSION >= QT_VERSION_CHECK(5, 14, 0)
+#define SKIP_EMPTY Qt::SkipEmptyParts
+#else
+#define SKIP_EMPTY QString::SkipEmptyParts
+#endif
+
 static struct type_description {
 	filter_constraint_type type;
 	const char *token;		// untranslated token, which will be written to the log and should not contain spaces
@@ -680,7 +686,7 @@ void filter_constraint_set_stringlist(filter_constraint &c, const QString &s)
 		return;
 	}
 	c.data.string_list->clear();
-	for (const QString &s: s.split(",", QString::SkipEmptyParts))
+	for (const QString &s: s.split(",", SKIP_EMPTY))
 		c.data.string_list->push_back(s.trimmed());
 }
 
@@ -859,9 +865,9 @@ static bool has_tags(const filter_constraint &c, const struct dive *d)
 static bool has_people(const filter_constraint &c, const struct dive *d)
 {
 	QStringList dive_people;
-	for (const QString &s: QString(d->buddy).split(",", QString::SkipEmptyParts))
+	for (const QString &s: QString(d->buddy).split(",", SKIP_EMPTY))
 		dive_people.push_back(s.trimmed());
-	for (const QString &s: QString(d->divemaster).split(",", QString::SkipEmptyParts))
+	for (const QString &s: QString(d->divemaster).split(",", SKIP_EMPTY))
 		dive_people.push_back(s.trimmed());
 	return check(c, dive_people);
 }

core/metadata.cpp

@@ -12,6 +12,12 @@
 #define UINT64_MAX (~0ULL)
 #endif
 
+#if QT_VERSION >= QT_VERSION_CHECK(5, 14, 0)
+#define SKIP_EMPTY Qt::SkipEmptyParts
+#else
+#define SKIP_EMPTY QString::SkipEmptyParts
+#endif
+
 // The following functions fetch an arbitrary-length _unsigned_ integer from either
 // a file or a memory location in big-endian or little-endian mode. The size of the
 // integer is passed via a template argument [e.g. getBE<uint16_t>(...)].
@@ -287,7 +293,7 @@ static bool parseDate(const QString &s_in, timestamp_t &timestamp)
 	}
 
 	// I've also seen "Weekday Mon  Day hh:mm:ss yyyy"(!)
-	QStringList items = s.split(' ', QString::SkipEmptyParts);
+	QStringList items = s.split(' ', SKIP_EMPTY);
 	if (items.size() < 4)
 		return false;
 

core/qthelper.cpp

@@ -1260,9 +1260,15 @@ QString get_taglist_string(struct tag_entry *tag_list)
 	return ret;
 }
 
+#if QT_VERSION >= QT_VERSION_CHECK(5, 14, 0)
+#define SKIP_EMPTY Qt::SkipEmptyParts
+#else
+#define SKIP_EMPTY QString::SkipEmptyParts
+#endif
+
 QStringList stringToList(const QString &s)
 {
-	QStringList res = s.split(",", QString::SkipEmptyParts);
+	QStringList res = s.split(",", SKIP_EMPTY);
 	for (QString &str: res)
 		str = str.trimmed();
 	return res;

desktop-widgets/simplewidgets.cpp

@@ -629,6 +629,12 @@ QString TextHyperlinkEventFilter::tryToFormulateUrl(QTextCursor *cursor)
 	return stringMeetsOurUrlRequirements(maybeUrlStr) ? maybeUrlStr : QString();
 }
 
+#if QT_VERSION >= QT_VERSION_CHECK(5, 14, 0)
+#define SKIP_EMPTY Qt::SkipEmptyParts
+#else
+#define SKIP_EMPTY QString::SkipEmptyParts
+#endif
+
 QString TextHyperlinkEventFilter::fromCursorTilWhitespace(QTextCursor *cursor, bool searchBackwards)
 {
 	// fromCursorTilWhitespace calls cursor->movePosition repeatedly, while
@@ -666,7 +672,7 @@ QString TextHyperlinkEventFilter::fromCursorTilWhitespace(QTextCursor *cursor, b
 		  "mn.abcd." for the url (wrong). So we have to go to 'i', to
 		  capture "mn.abcd.edu " (with trailing space), and then clean it up.
 		*/
-		QStringList list = grownText.split(QRegExp("\\s"), QString::SkipEmptyParts);
+		QStringList list = grownText.split(QRegExp("\\s"), SKIP_EMPTY);
 		if (!list.isEmpty()) {
 			result = list[0];
 		}

desktop-widgets/tagwidget.cpp

@@ -39,6 +39,12 @@ void TagWidget::setCompleter(QCompleter *completer)
 	connect(m_completer, SIGNAL(highlighted(QString)), this, SLOT(completionHighlighted(QString)));
 }
 
+#if QT_VERSION >= QT_VERSION_CHECK(5, 14, 0)
+#define SKIP_EMPTY Qt::SkipEmptyParts
+#else
+#define SKIP_EMPTY QString::SkipEmptyParts
+#endif
+
 QPair<int, int> TagWidget::getCursorTagPosition()
 {
 	int i = 0, start = 0, end = 0;
@@ -71,7 +77,7 @@ void TagWidget::highlight()
 {
 	removeAllBlocks();
 	int lastPos = 0;
-	const auto l = text().split(QChar(','), QString::SkipEmptyParts);
+	const auto l = text().split(QChar(','), SKIP_EMPTY);
 	for (const QString &s: l) {
 		QString trimmed = s.trimmed();
 		if (trimmed.isEmpty())

qt-models/completionmodels.cpp

@@ -22,6 +22,12 @@
 		setStringList(list);                           \
 	}
 
+#if QT_VERSION >= QT_VERSION_CHECK(5, 14, 0)
+#define SKIP_EMPTY Qt::SkipEmptyParts
+#else
+#define SKIP_EMPTY QString::SkipEmptyParts
+#endif
+
 #define CREATE_CSV_UPDATE_METHOD(Class, diveStructMember)                                        \
 	void Class::updateModel()                                                                \
 	{                                                                                        \
@@ -31,7 +37,7 @@
 		for_each_dive (i, dive)                                                          \
 		{                                                                                \
 			QString buddy(dive->diveStructMember);                                   \
-			foreach (const QString &value, buddy.split(",", QString::SkipEmptyParts)) \
+			foreach (const QString &value, buddy.split(",", SKIP_EMPTY))             \
 			{                                                                        \
 				set.insert(value.trimmed());                                     \
 			}                                                                        \