Add option to set Twitch stream tags

lib/utils/list-editor.hpp

@@ -12,6 +12,7 @@ class ADVSS_EXPORT ListEditor : public QWidget {
 
 public:
 	ListEditor(QWidget *parent = nullptr, bool reorder = true);
+	int count() const { return _list->count(); };
 
 protected:
 	void showEvent(QShowEvent *);

lib/utils/string-list.cpp

@@ -46,14 +46,17 @@ void StringList::ResolveVariables()
 	}
 }
 
-StringListEdit::StringListEdit(QWidget *parent, const QString &addString,
-			       const QString &addStringDescription,
-			       int maxStringSize, bool allowEmtpy)
+StringListEdit::StringListEdit(
+	QWidget *parent, const QString &addString,
+	const QString &addStringDescription, int maxStringSize,
+	const std::function<bool(const std::string &)> &filter,
+	const std::function<void(std::string &input)> &preprocess)
 	: ListEditor(parent),
 	  _addString(addString),
 	  _addStringDescription(addStringDescription),
 	  _maxStringSize(maxStringSize),
-	  _allowEmpty(allowEmtpy)
+	  _filterCallback(filter),
+	  _preprocessCallback(preprocess)
 {
 }
 
@@ -77,15 +80,19 @@ void StringListEdit::SetMaxStringSize(int size)
 
 void StringListEdit::Add()
 {
-	std::string name;
+	std::string entry;
 	bool accepted = NameDialog::AskForName(this, _addString,
-					       _addStringDescription, name, "",
+					       _addStringDescription, entry, "",
 					       _maxStringSize, false);
-
-	if (!accepted || (!_allowEmpty && name.empty())) {
+	if (!accepted) {
 		return;
 	}
-	StringVariable string = name;
+
+	_preprocessCallback(entry);
+	if (_filterCallback(entry)) {
+		return;
+	}
+	StringVariable string = entry;
 	QVariant v = QVariant::fromValue(string);
 	QListWidgetItem *item = new QListWidgetItem(
 		QString::fromStdString(string.UnresolvedValue()), _list);
@@ -145,17 +152,21 @@ void StringListEdit::Down()
 
 void StringListEdit::Clicked(QListWidgetItem *item)
 {
-	std::string name;
+	std::string entry;
 	bool accepted = NameDialog::AskForName(this, _addString,
-					       _addStringDescription, name,
+					       _addStringDescription, entry,
 					       item->text(), _maxStringSize,
 					       false);
-
-	if (!accepted || (!_allowEmpty && name.empty())) {
+	if (!accepted) {
 		return;
 	}
 
-	StringVariable string = name;
+	_preprocessCallback(entry);
+	if (_filterCallback(entry)) {
+		return;
+	}
+
+	StringVariable string = entry;
 	QVariant v = QVariant::fromValue(string);
 	item->setText(QString::fromStdString(string.UnresolvedValue()));
 	item->setData(Qt::UserRole, string);

lib/utils/string-list.hpp

@@ -19,14 +19,20 @@ public:
 	friend class StringListEdit;
 };
 
-class ADVSS_EXPORT StringListEdit final : public ListEditor {
+class ADVSS_EXPORT StringListEdit : public ListEditor {
 	Q_OBJECT
 
 public:
-	StringListEdit(QWidget *parent, const QString &addString = "",
-		       const QString &addStringDescription = "",
-		       int maxStringSize = 170, bool allowEmtpy = false);
+	StringListEdit(
+		QWidget *parent, const QString &addString = "",
+		const QString &addStringDescription = "",
+		int maxStringSize = 170,
+		const std::function<bool(const std::string &)> &filter =
+			[](const std::string &) { return false; },
+		const std::function<void(std::string &input)> &preprocess =
+			[](std::string &) {});
 	void SetStringList(const StringList &);
+	StringList GetStringList() const { return _stringList; }
 	void SetMaxStringSize(int);
 
 private slots:
@@ -44,7 +50,8 @@ private:
 	QString _addString;
 	QString _addStringDescription;
 	int _maxStringSize = 170;
-	bool _allowEmpty = false;
+	std::function<bool(const std::string &)> _filterCallback;
+	std::function<void(std::string &)> _preprocessCallback;
 };
 
 } // namespace advss