From 098ed91a48df9fef58590b22fe34225ed1f44cfa Mon Sep 17 00:00:00 2001 From: Tycho Bickerstaff Date: Tue, 31 Dec 2013 16:13:13 +0000 Subject: fogot to add promise classes --- src/OSSupport/Promise.h | 38 ++++++++++++++++++++++++++++++++++++++ 1 file changed, 38 insertions(+) create mode 100644 src/OSSupport/Promise.h (limited to 'src/OSSupport/Promise.h') diff --git a/src/OSSupport/Promise.h b/src/OSSupport/Promise.h new file mode 100644 index 000000000..83d04860b --- /dev/null +++ b/src/OSSupport/Promise.h @@ -0,0 +1,38 @@ +#pragma once + +class cCombinedPromise; + + +class cPromise { + public: + cPromise() {} + virtual ~cPromise () {} + cPromise * WaitFor(cPromise * a_Promise); + cPromise * CancelOn(volatile bool& cancelationtoken); + void Wait(); + virtual bool IsCompleted() = 0; + //TODO:Expose Events for waiting on +}; + +class cCombinedPromise : public cPromise { +public: + cCombinedPromise(cPromise*, cPromise*); + ~cCombinedPromise(); + virtual bool IsCompleted(); +private: + cPromise* m_left; + cPromise* m_right; +}; + +class cCancelablePromise : public cPromise { +public: + cCancelablePromise(cPromise*, volatile bool&); + ~cCancelablePromise(); + virtual bool IsCompleted(); +private: + volatile bool& m_cancel; + cPromise* m_wrapped; +}; + + + -- cgit v1.2.3