diff options
author | Taybin Rutkin <taybin@taybin.com> | 2006-06-29 22:21:30 +0000 |
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committer | Taybin Rutkin <taybin@taybin.com> | 2006-06-29 22:21:30 +0000 |
commit | 481f7c39655afec832ac10430dd61a3bb464aa58 (patch) | |
tree | cde736699cbe49374a6aaa079258f88c1d0c7059 /libs/pbd/pbd/selectable.h | |
parent | d1a4f74ef2c86042a0cbe0e83e611596df27575f (diff) |
Fixed i18n system.
Renamed pbd3 back to pbd, since it's version 4.1 now.
Very minor fixes
git-svn-id: svn://localhost/ardour2/trunk@656 d708f5d6-7413-0410-9779-e7cbd77b26cf
Diffstat (limited to 'libs/pbd/pbd/selectable.h')
-rw-r--r-- | libs/pbd/pbd/selectable.h | 102 |
1 files changed, 102 insertions, 0 deletions
diff --git a/libs/pbd/pbd/selectable.h b/libs/pbd/pbd/selectable.h new file mode 100644 index 0000000000..470bc3cfcc --- /dev/null +++ b/libs/pbd/pbd/selectable.h @@ -0,0 +1,102 @@ +/* + Copyright (C) 1998-99 Paul Barton-Davis + + This program is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 2 of the License, or + (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. + + $Id$ +*/ + +#ifndef __selectable_h__ +#define __selectable_h__ + +#include <list> +#include <string> +#include <stdio.h> + +#include <sigc++/sigc++.h> + +#include <sys/types.h> + +namespace Select { + enum Condition { + Readable = 0x1, + Writable = 0x2, + Exception = 0x4 + }; + +class Selectable : public sigc::trackable + +{ + public: + Selectable (int fd); + Selectable (const std::string &, int flags, int mode = 0); + Selectable (FILE *); + ~Selectable (); + + sigc::signal<void,Selectable *,Select::Condition> readable; + sigc::signal<void,Selectable *,Select::Condition> writable; + sigc::signal<void,Selectable *,Select::Condition> exceptioned; + + int fd() { return _fd; } + bool ok() { return _ok; } + + protected: + void selected (unsigned int condition); + int condition; + int _fd; + + friend class Selector; + + private: + enum { + fromFD, + fromPath, + fromFILE + }; + + bool _ok; + int _type; + std::string path; +}; + +class Selector { + private: + int post_select (fd_set *, fd_set *, fd_set *); + int _max_fd; + + typedef std::list<Selectable *> Selectables; + Selectables selectables; + pthread_mutex_t list_lock; + + static bool use_list_lock; + + public: + Selector (); + + void multithreaded (bool yn) { + use_list_lock = yn; + } + + void add (int condition, Selectable *s); + void remove (Selectable *); + int select (unsigned long usecs); +}; + + + +} /* namespace */ + + +#endif // __selectable_h__ |