--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/lib/INIContentHandler.h	Sun Nov 22 17:11:12 2020 +0100
@@ -0,0 +1,50 @@
+/**
+ * Relational pipes
+ * Copyright © 2020 František Kučera (Frantovo.cz, GlobalCode.info)
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, version 3 of the License.
+ *
+ * This program 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 General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+#pragma once
+
+#include <string>
+
+class INIContentHandler {
+public:
+
+	class Event {
+	public:
+		int64_t eventNumber = -1;
+		int64_t lineNumber = -1;
+		std::string comment;
+	};
+
+	class SectionStartEvent : public Event {
+	public:
+		std::string name;
+	};
+
+	class EntryEvent : public Event {
+	public:
+		std::string key;
+		std::string subKey;
+		std::string fullKey;
+		std::string value;
+	};
+
+	virtual ~INIContentHandler() = default;
+	virtual void startDocument() = 0;
+	virtual void endDocument() = 0;
+	virtual void startSection(const SectionStartEvent& event) = 0;
+	virtual void endSection() = 0;
+	virtual void entry(const EntryEvent& event) = 0;
+};
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