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28 #ifndef TALK_BASE_ASYNCFILE_H__
29 #define TALK_BASE_ASYNCFILE_H__
31 #include "talk/base/sigslot.h"
35 // Provides the ability to perform file I/O asynchronously.
36 // TODO: Create a common base class with AsyncSocket.
42 // Determines whether the file will receive read events.
43 virtual bool readable() = 0;
44 virtual void set_readable(bool value) = 0;
46 // Determines whether the file will receive write events.
47 virtual bool writable() = 0;
48 virtual void set_writable(bool value) = 0;
50 sigslot::signal1<AsyncFile*> SignalReadEvent;
51 sigslot::signal1<AsyncFile*> SignalWriteEvent;
52 sigslot::signal2<AsyncFile*, int> SignalCloseEvent;
55 } // namespace talk_base
57 #endif // TALK_BASE_ASYNCFILE_H__