1 files changed, 20 insertions, 0 deletions
diff --git a/misc/swig/callback/callback.h b/misc/swig/callback/callback.h
new file mode 100644
index 0000000..4b66106
--- /dev/null
+++ b/misc/swig/callback/callback.h
@@ -0,0 +1,20 @@
+// Copyright 2011 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+class Callback {
+public:
+	virtual ~Callback() { }
+	virtual std::string run() { return "Callback::run"; }
+};
+
+class Caller {
+private:
+	Callback *callback_;
+public:
+	Caller(): callback_(0) { }
+	~Caller() { delCallback(); }
+	void delCallback() { delete callback_; callback_ = 0; }
+	void setCallback(Callback *cb) { delCallback(); callback_ = cb; }
+	std::string call();
+};