Add QtPrivate::QEnableIf

Needed for QtConcurrent.

Like the new std::enable_if (in c++0x)

Reviewed-by: Joao
(cherry picked from commit 837f18f043b18410c1d93b9f1156acf729dad510)
Change-Id: I837f18f043b18410c1d93b9f1156acf729dad510
Reviewed-on: http://codereview.qt.nokia.com/141
Reviewed-by: Olivier Goffart <olivier.goffart@nokia.com>

diff --git a/src/corelib/global/qglobal.h b/src/corelib/global/qglobal.h
index 3cc12aa..445b65b 100644 (file)
--- a/src/corelib/global/qglobal.h
+++ b/src/corelib/global/qglobal.h
@@ -2790,6 +2790,12 @@ QT_LICENSED_MODULE(Sensors)
 #  define QT_NO_RAWFONT
 #endif
 
+namespace QtPrivate {
+//like std::enable_if
+template <bool B, typename T = void> struct QEnableIf;
+template <typename T> struct QEnableIf<true, T> { typedef T Type; };
+}
+
 QT_END_NAMESPACE
 QT_END_HEADER