glibmm: The Main Event Loop

Manages all available sources of events. More...

Classes

class  Glib::PollFD
class  Glib::SignalTimeout
class  Glib::SignalIdle
class  Glib::SignalIO
class  Glib::SignalChildWatch
class  Glib::MainContext
 Main context. More...

class  Glib::MainLoop
class  Glib::Source
class  Glib::TimeoutSource
class  Glib::IdleSource
class  Glib::IOSource

Enumerations

enum  Glib::IOCondition {

  Glib::IO_IN,

  Glib::IO_OUT,

  Glib::IO_PRI,

  Glib::IO_ERR,

  Glib::IO_HUP,

  Glib::IO_NVAL

}
 A bitwise combination representing an I/O condition to watch for on an event source. More...

Functions

IOCondition Glib::operator| (IOCondition lhs, IOCondition rhs)
IOCondition Glib::operator& (IOCondition lhs, IOCondition rhs)
IOCondition Glib::operator^ (IOCondition lhs, IOCondition rhs)
IOCondition Glib::operator~ (IOCondition flags)
IOCondition& Glib::operator|= (IOCondition& lhs, IOCondition rhs)
IOCondition& Glib::operator&= (IOCondition& lhs, IOCondition rhs)
IOCondition& Glib::operator^= (IOCondition& lhs, IOCondition rhs)
SignalTimeout Glib::signal_timeout ()
 Convenience timeout signal.

SignalIdle Glib::signal_idle ()
 Convenience idle signal.

SignalIO Glib::signal_io ()
 Convenience I/O signal.

SignalChildWatch Glib::signal_child_watch ()
 Convenience child watch signal.

Glib::RefPtr< MainContext > Glib::MainContext::wrap (GMainContext* gobject, bool take_copy=false)
Glib::RefPtr< MainLoop > Glib::MainLoop::wrap (GMainLoop* gobject, bool take_copy=false)

Detailed Description

Manages all available sources of events.


Enumeration Type Documentation

A bitwise combination representing an I/O condition to watch for on an event source.

The flags correspond to those used by the poll() system call on UNIX (see man 2 poll). To test for individual flags, do something like this:

 if((condition & Glib::IO_OUT) != 0)
   do_some_output();
Bitwise operators:
IOCondition operator|(IOCondition, IOCondition)

IOCondition operator&(IOCondition, IOCondition)

IOCondition operator^(IOCondition, IOCondition)

IOCondition operator~(IOCondition)

IOCondition& operator|=(IOCondition&, IOCondition)

IOCondition& operator&=(IOCondition&, IOCondition)

IOCondition& operator^=(IOCondition&, IOCondition)

Enumerator:
IO_IN 

There is data to read.

IO_OUT 

Data can be written (without blocking).

IO_PRI 

There is urgent data to read.

IO_ERR 

Error condition.

IO_HUP 

Hung up (the connection has been broken, usually for pipes and sockets).

IO_NVAL 

Invalid request. The file descriptor is not open.


Function Documentation

IOCondition Glib::operator& ( IOCondition  lhs,
IOCondition  rhs 
) [inline]
IOCondition& Glib::operator&= ( IOCondition &  lhs,
IOCondition  rhs 
) [inline]
IOCondition Glib::operator^ ( IOCondition  lhs,
IOCondition  rhs 
) [inline]
IOCondition& Glib::operator^= ( IOCondition &  lhs,
IOCondition  rhs 
) [inline]
IOCondition Glib::operator| ( IOCondition  lhs,
IOCondition  rhs 
) [inline]
IOCondition& Glib::operator|= ( IOCondition &  lhs,
IOCondition  rhs 
) [inline]
IOCondition Glib::operator~ ( IOCondition  flags) [inline]
SignalChildWatch Glib::signal_child_watch ( )

Convenience child watch signal.

Returns:
A signal proxy; you want to use SignalChildWatch::connect().
SignalIdle Glib::signal_idle ( )

Convenience idle signal.

Returns:
A signal proxy; you want to use SignalIdle::connect().
Examples:
thread/dispatcher.cc.
SignalIO Glib::signal_io ( )

Convenience I/O signal.

Returns:
A signal proxy; you want to use SignalIO::connect().
SignalTimeout Glib::signal_timeout ( )

Convenience timeout signal.

Returns:
A signal proxy; you want to use SignalTimeout::connect().
Glib::RefPtr< MainContext > wrap ( GMainContext *  gobject,
bool  take_copy = false 
) [related]
Glib::RefPtr< MainLoop > wrap ( GMainLoop *  gobject,
bool  take_copy = false 
) [related]