X-Git-Url: http://git.tdb.fi/?p=libs%2Fcore.git;a=blobdiff_plain;f=source%2Ftime%2Fwindows%2Ftimezone.cpp;fp=source%2Ftime%2Fwindows%2Ftimezone.cpp;h=570c6791d52e155759c12a2239946c5949b118a3;hp=0000000000000000000000000000000000000000;hb=609c9a508cfdc7b42c46c4f21d17639204165a00;hpb=b4806214e905752617691f851717033fd3f266c2

diff --git a/source/time/windows/timezone.cpp b/source/time/windows/timezone.cpp
new file mode 100644
index 0000000..570c679
--- /dev/null
+++ b/source/time/windows/timezone.cpp
@@ -0,0 +1,25 @@
+#include <windows.h>
+#include <msp/core/systemerror.h>
+#include "timezone.h"
+
+namespace Msp {
+namespace Time {
+
+TimeZone TimeZone::platform_get_local_timezone()
+{
+	TIME_ZONE_INFORMATION tzinfo;
+	DWORD dst = GetTimeZoneInformation(&tzinfo);
+	if(dst==TIME_ZONE_ID_INVALID)
+		throw Msp::system_error("GetTimeZoneInformation");
+
+	int offset = tzinfo.Bias;
+	if(dst==TIME_ZONE_ID_STANDARD)
+		offset += tzinfo.StandardBias;
+	else if(dst==TIME_ZONE_ID_DAYLIGHT)
+		offset += tzinfo.DaylightBias;
+
+	return TimeZone(offset);
+}
+
+} // namespace Time
+} // namespace Msp