Improved Error system

Former-commit-id: ddd08841d30575713f4a28ac02566f92791e5539

src/Nazara/Core/ErrorFlags.cpp

@@ -0,0 +1,31 @@
+// Copyright (C) 2013 Jérôme Leclercq
+// This file is part of the "Nazara Engine - Core module"
+// For conditions of distribution and use, see copyright notice in Config.hpp
+
+#include <Nazara/Core/ErrorFlags.hpp>
+#include <Nazara/Core/Error.hpp>
+#include <Nazara/Core/Debug.hpp>
+
+NzErrorFlags::NzErrorFlags(nzUInt32 flags, bool replace) :
+m_previousFlags(NzError::GetFlags())
+{
+	SetFlags(flags, replace);
+}
+
+NzErrorFlags::~NzErrorFlags()
+{
+	NzError::SetFlags(m_previousFlags);
+}
+
+nzUInt32 NzErrorFlags::GetPreviousFlags() const
+{
+	return m_previousFlags;
+}
+
+void NzErrorFlags::SetFlags(nzUInt32 flags, bool replace)
+{
+	if (!replace)
+		flags |= m_previousFlags;
+
+	NzError::SetFlags(flags);
+}