1 files changed, 44 insertions, 0 deletions
diff --git a/api/logic/Filter.h b/api/logic/Filter.h
new file mode 100644
index 00000000..8de7d8f9
--- /dev/null
+++ b/api/logic/Filter.h
@@ -0,0 +1,44 @@
+#pragma once
+
+#include <QString>
+#include <QRegularExpression>
+
+#include "multimc_logic_export.h"
+
+class MULTIMC_LOGIC_EXPORT Filter
+{
+public:
+	virtual ~Filter();
+	virtual bool accepts(const QString & value) = 0;
+};
+
+class MULTIMC_LOGIC_EXPORT ContainsFilter: public Filter
+{
+public:
+	ContainsFilter(const QString &pattern);
+	virtual ~ContainsFilter();
+	bool accepts(const QString & value) override;
+private:
+	QString pattern;
+};
+
+class MULTIMC_LOGIC_EXPORT ExactFilter: public Filter
+{
+public:
+	ExactFilter(const QString &pattern);
+	virtual ~ExactFilter();
+	bool accepts(const QString & value) override;
+private:
+	QString pattern;
+};
+
+class MULTIMC_LOGIC_EXPORT RegexpFilter: public Filter
+{
+public:
+	RegexpFilter(const QString &regexp, bool invert);
+	virtual ~RegexpFilter();
+	bool accepts(const QString & value) override;
+private:
+	QRegularExpression pattern;
+	bool invert = false;
+};