diff options
| author | root <root> | 2010-10-21 02:33:08 +0000 | 
|---|---|---|
| committer | root <root> | 2010-10-21 02:33:08 +0000 | 
| commit | ed35fe84c2d1d72e35a7fd111834678b030f2023 (patch) | |
| tree | 79f7f573745ddfdb853cf209918da6e2391d9174 /ev.pod | |
| parent | 015897f2e00ab95c7acd36afb5d381ffbdbe0c70 (diff) | |
*** empty log message ***
Diffstat (limited to 'ev.pod')
| -rw-r--r-- | ev.pod | 25 | 
1 files changed, 18 insertions, 7 deletions
| @@ -3393,16 +3393,22 @@ do this when the watcher is inactive (and not pending either).  =item w->set ([arguments]) -Basically the same as C<ev_TYPE_set>, with the same arguments. Must be -called at least once. Unlike the C counterpart, an active watcher gets -automatically stopped and restarted when reconfiguring it with this -method. +Basically the same as C<ev_TYPE_set>, with the same arguments. Either this +method or a suitable start method must be called at least once. Unlike the +C counterpart, an active watcher gets automatically stopped and restarted +when reconfiguring it with this method.  =item w->start ()  Starts the watcher. Note that there is no C<loop> argument, as the  constructor already stores the event loop. +=item w->start ([arguments]) + +Instead of calling C<set> and C<start> methods separately, it is often +convenient to wrap them in one call. Uses the same type of arguments as +the configure C<set> method of the watcher. +  =item w->stop ()  Stops the watcher if it is active. Again, no C<loop> argument. @@ -3424,20 +3430,25 @@ Invokes C<ev_stat_stat>.  =back -Example: Define a class with an IO and idle watcher, start one of them in -the constructor. +Example: Define a class with two I/O and idle watchers, start the I/O +watchers in the constructor.     class myclass     {       ev::io   io  ; void io_cb   (ev::io   &w, int revents); +     ev::io2  io2 ; void io2_cb  (ev::io   &w, int revents);       ev::idle idle; void idle_cb (ev::idle &w, int revents);       myclass (int fd)       {         io  .set <myclass, &myclass::io_cb  > (this); +       io2 .set <myclass, &myclass::io2_cb > (this);         idle.set <myclass, &myclass::idle_cb> (this); -       io.start (fd, ev::READ); +       io.set (fd, ev::WRITE); // configure the watcher +       io.start ();            // start it whenever convenient + +       io2.start (fd, ev::READ); // set + start in one call       }     }; | 
