edelib 2.1.0
Listener.h
1/*
2 * $Id: Listener.h 2839 2009-09-28 11:36:20Z karijes $
3 *
4 * Descriptor monitoring functions
5 * Copyright (c) 2008 edelib authors
6 *
7 * This library is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU Lesser General Public
9 * License as published by the Free Software Foundation; either
10 * version 2 of the License, or (at your option) any later version.
11 *
12 * This library is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 * Lesser General Public License for more details.
16 *
17 * You should have received a copy of the GNU Lesser General Public License
18 * along with this library. If not, see <http://www.gnu.org/licenses/>.
19 */
20
21#ifndef __EDELIB_LISTENER_H__
22#define __EDELIB_LISTENER_H__
23
24#include "edelib-global.h"
25
26EDELIB_NS_BEGIN
27
28enum {
32};
33
51EDELIB_API void listener_add_fd(int fd, int when, void(*cb)(int, void*), void* arg = 0);
52
56EDELIB_API inline void listener_add_fd(int fd, void(*cb)(int, void*), void* arg = 0) {
57 listener_add_fd(fd, LISTENER_READ, cb, arg);
58}
59
66EDELIB_API void listener_remove_fd(int fd, int when);
67
71EDELIB_API inline void listener_remove_fd(int fd) {
73}
74
87EDELIB_API double listener_wait(double t);
88
92EDELIB_API inline int listener_wait(void) {
93 // FLTK uses 1e20 for forever so I'm using it too
94 return (int)listener_wait(1e20);
95}
96
97EDELIB_NS_END
98#endif
@ LISTENER_EXCEPT
callback is called when exception happens on descriptor
Definition Listener.h:31
@ LISTENER_WRITE
callback is called when there is data to be written without blocking
Definition Listener.h:30
@ LISTENER_READ
callback is called when there is data to be read
Definition Listener.h:29
double listener_wait(double t)
void listener_add_fd(int fd, int when, void(*cb)(int, void *), void *arg=0)
void listener_remove_fd(int fd, int when)