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authorTycho Bickerstaff <work.tycho@gmail.com>2013-12-31 17:13:13 +0100
committerTycho Bickerstaff <work.tycho@gmail.com>2013-12-31 17:13:13 +0100
commit098ed91a48df9fef58590b22fe34225ed1f44cfa (patch)
tree0bd8fff5833d6b6636195ee73faaced13ddcba90 /src/OSSupport/Promise.h
parentclean up code for patching (diff)
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Diffstat (limited to 'src/OSSupport/Promise.h')
-rw-r--r--src/OSSupport/Promise.h38
1 files changed, 38 insertions, 0 deletions
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;
+};
+
+
+