Move the netradiant and fteqcc sources

[voretournament/voretournament.git] / misc / mediasource / netradiant-src / libs / signal / signalfwd.h

diff --git a/misc/mediasource/netradiant-src/libs/signal/signalfwd.h b/misc/mediasource/netradiant-src/libs/signal/signalfwd.h
new file mode 100644 (file)
index 0000000..79597e2
--- /dev/null
+++ b/misc/mediasource/netradiant-src/libs/signal/signalfwd.h
@@ -0,0 +1,48 @@
+
+#if !defined(INCLUDED_SIGNALFWD_H)
+#define INCLUDED_SIGNALFWD_H
+
+class SignalHandler;
+template<typename FirstArgument>
+class SignalHandler1;
+template<typename FirstArgument, typename SecondArgument>
+class SignalHandler2;
+template<typename FirstArgument, typename SecondArgument, typename ThirdArgument>
+class SignalHandler3;
+
+template<typename Context>
+class Opaque;
+
+///\brief A pointer that always has a well-defined value.
+/// If no value is specified, the appropriate null value is used.
+template<typename Type>
+class Handle
+{
+  Type* p;
+public:
+  Handle() : p(0)
+  {
+  }
+  explicit Handle(Type* p) : p(p)
+  {
+  }
+  Type* get() const
+  {
+    return p;
+  }
+  bool isNull() const
+  {
+    return p == 0;
+  }
+};
+
+template<typename Handler>
+class SignalFwd
+{
+public:
+  typedef Handle< Opaque<Handler> > handler_id_type;
+};
+
+typedef SignalFwd<SignalHandler>::handler_id_type SignalHandlerId;
+
+#endif