Initial community commit

Src/external_dependencies/openmpt-trunk/mptrack/AutoSaver.h

@@ -0,0 +1,51 @@
+/*
+ * AutoSaver.h
+ * -----------
+ * Purpose: Class for automatically saving open modules at a specified interval.
+ * Notes  : (currently none)
+ * Authors: OpenMPT Devs
+ * The OpenMPT source code is released under the BSD license. Read LICENSE for more details.
+ */
+
+
+#pragma once
+
+#include "openmpt/all/BuildSettings.hpp"
+
+OPENMPT_NAMESPACE_BEGIN
+
+class CModDoc;
+
+class CAutoSaver
+{
+public:
+	CAutoSaver();
+	
+	bool DoSave(DWORD curTime);
+
+	bool IsEnabled() const;
+	bool GetUseOriginalPath() const;
+	mpt::PathString GetPath() const;
+	uint32 GetHistoryDepth() const;
+	uint32 GetSaveInterval() const;
+	uint32 GetSaveIntervalMilliseconds() const
+	{
+		return Clamp(GetSaveInterval(), 0u, (1u << 30) / 60u / 1000u) * 60 * 1000;
+	}
+
+private:
+	bool SaveSingleFile(CModDoc &modDoc);
+	mpt::PathString GetBasePath(const CModDoc &modDoc, bool createPath) const;
+	mpt::PathString GetBaseName(const CModDoc &modDoc) const;
+	mpt::PathString BuildFileName(const CModDoc &modDoc) const;
+	void CleanUpBackups(const CModDoc &modDoc) const;
+	bool CheckTimer(DWORD curTime) const;
+	
+	DWORD m_lastSave = 0;
+	//Flag to prevent autosave from starting new saving if previous is still in progress.
+	bool m_saveInProgress = false;
+
+};
+
+
+OPENMPT_NAMESPACE_END