Added File::Open(path, mode)

Former-commit-id: 7bd80f04e5f902e9752b1f5091ac55cdf2bc432a

src/Nazara/Core/File.cpp

@@ -49,8 +49,7 @@ m_endianness(nzEndianness_Unknown),
 m_impl(nullptr),
 m_openMode(0)
 {
-	SetFile(filePath);
-	Open(openMode);
+	Open(filePath, openMode);
 }
 
 NzFile::NzFile(NzFile&& file) noexcept :
@@ -313,6 +312,16 @@ bool NzFile::Open(unsigned long openMode)
 	return true;
 }
 
+bool NzFile::Open(const NzString& filePath, unsigned long openMode)
+{
+	NazaraLock(m_mutex)
+
+	Close();
+
+	SetFile(filePath);
+	return Open(openMode);
+}
+
 bool NzFile::SetCursorPos(CursorPosition pos, nzInt64 offset)
 {
 	NazaraLock(m_mutex)