| … | |
… | |
| 65 | You can create I/O watcher by calling the "AnyEvent->io" method with the |
65 | You can create I/O watcher by calling the "AnyEvent->io" method with the |
| 66 | following mandatory arguments: |
66 | following mandatory arguments: |
| 67 | |
67 | |
| 68 | "fh" the Perl *filehandle* (not filedescriptor) to watch for events. |
68 | "fh" the Perl *filehandle* (not filedescriptor) to watch for events. |
| 69 | "poll" must be a string that is either "r" or "w", that creates a |
69 | "poll" must be a string that is either "r" or "w", that creates a |
| 70 | watcher waiting for "r"eadable or "w"ritable events. "cb" teh callback |
70 | watcher waiting for "r"eadable or "w"ritable events. "cb" the callback |
| 71 | to invoke everytime the filehandle becomes ready. |
71 | to invoke everytime the filehandle becomes ready. |
| 72 | |
72 | |
| 73 | Only one io watcher per "fh" and "poll" combination is allowed (i.e. on |
73 | Only one io watcher per "fh" and "poll" combination is allowed (i.e. on |
| 74 | a socket you can have one r + one w, not any more (limitation comes from |
74 | a socket you can have one r + one w, not any more (limitation comes from |
| 75 | Tk - if you are sure you are not using Tk this limitation is gone). |
75 | Tk - if you are sure you are not using Tk this limitation is gone). |
| … | |
… | |
| 103 | my $w = AnyEvent->timer (after => 7.7, cb => sub { |
103 | my $w = AnyEvent->timer (after => 7.7, cb => sub { |
| 104 | warn "timeout\n"; |
104 | warn "timeout\n"; |
| 105 | }); |
105 | }); |
| 106 | |
106 | |
| 107 | # to cancel the timer: |
107 | # to cancel the timer: |
| 108 | undef $w |
108 | undef $w; |
| 109 | |
109 | |
| 110 | CONDITION WATCHERS |
110 | CONDITION WATCHERS |
| 111 | Condition watchers can be created by calling the "AnyEvent->condvar" |
111 | Condition watchers can be created by calling the "AnyEvent->condvar" |
| 112 | method without any arguments. |
112 | method without any arguments. |
| 113 | |
113 | |
| … | |
… | |
| 179 | the "AnyEvent::Impl:xxx" modules, but can be any other class in the |
179 | the "AnyEvent::Impl:xxx" modules, but can be any other class in the |
| 180 | case AnyEvent has been extended at runtime (e.g. in *rxvt-unicode*). |
180 | case AnyEvent has been extended at runtime (e.g. in *rxvt-unicode*). |
| 181 | |
181 | |
| 182 | The known classes so far are: |
182 | The known classes so far are: |
| 183 | |
183 | |
|
|
184 | AnyEvent::Impl::CoroEV based on Coro::EV, best choice. |
| 184 | EV::AnyEvent based on EV (an interface to libev, best choice) |
185 | AnyEvent::Impl::EV based on EV (an interface to libev, also best choice). |
| 185 | AnyEvent::Impl::Coro based on Coro::Event, second best choice. |
186 | AnyEvent::Impl::Coro based on Coro::Event, second best choice. |
| 186 | AnyEvent::Impl::Event based on Event, also second best choice :) |
187 | AnyEvent::Impl::Event based on Event, also second best choice :) |
| 187 | AnyEvent::Impl::Glib based on Glib, second-best choice. |
188 | AnyEvent::Impl::Glib based on Glib, second-best choice. |
| 188 | AnyEvent::Impl::Tk based on Tk, very bad choice. |
189 | AnyEvent::Impl::Tk based on Tk, very bad choice. |
| 189 | AnyEvent::Impl::Perl pure-perl implementation, inefficient. |
190 | AnyEvent::Impl::Perl pure-perl implementation, inefficient. |
