Ev

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- Ev

# Ev

- Introduction
- Installing/Configuring
  - Requirements
  - Installation
  - Runtime Configuration
  - Resource Types
- Predefined Constants
- Examples
- Watchers
- Watcher callbacks
- Periodic watcher operation modes
- Ev — The Ev class
  - Ev::backend — Returns an integer describing the backend used by libev
  - Ev::depth — Returns recursion depth
  - Ev::embeddableBackends — Returns the set of backends that are embeddable in other event loops
  - Ev::feedSignal — Feed a signal event info Ev
  - Ev::feedSignalEvent — Feed signal event into the default loop
  - Ev::iteration — Return the number of times the default event loop has polled for new events
  - Ev::now — Returns the time when the last iteration of the default event loop has started
  - Ev::nowUpdate — Establishes the current time by querying the kernel, updating the time returned by Ev::now in the progress
  - Ev::recommendedBackends — Returns a bit mask of recommended backends for current platform
  - Ev::resume — Resume previously suspended default event loop
  - Ev::run — Begin checking for events and calling callbacks for the default loop
  - Ev::sleep — Block the process for the given number of seconds
  - Ev::stop — Stops the default event loop
  - Ev::supportedBackends — Returns the set of backends supported by current libev configuration
  - Ev::suspend — Suspend the default event loop
  - Ev::time — Returns the current time in fractional seconds since the epoch
  - Ev::verify — Performs internal consistency checks(for debugging)
- EvCheck — The EvCheck class
  - EvCheck::__construct — Constructs the EvCheck watcher object
  - EvCheck::createStopped — Create instance of a stopped EvCheck watcher
- EvChild — The EvChild class
  - EvChild::__construct — Constructs the EvChild watcher object
  - EvChild::createStopped — Create instance of a stopped EvCheck watcher
  - EvChild::set — Configures the watcher
- EvEmbed — The EvEmbed class
  - EvEmbed::__construct — Constructs the EvEmbed object
  - EvEmbed::createStopped — Create stopped EvEmbed watcher object
  - EvEmbed::set — Configures the watcher
  - EvEmbed::sweep — Make a single, non-blocking sweep over the embedded loop
- EvFork — The EvFork class
  - EvFork::__construct — Constructs the EvFork watcher object
  - EvFork::createStopped — Creates a stopped instance of EvFork watcher class
- EvIdle — The EvIdle class
  - EvIdle::__construct — Constructs the EvIdle watcher object
  - EvIdle::createStopped — Creates instance of a stopped EvIdle watcher object
- EvIo — The EvIo class
  - EvIo::__construct — Constructs EvIo watcher object
  - EvIo::createStopped — Create stopped EvIo watcher object
  - EvIo::set — Configures the watcher
- EvLoop — The EvLoop class
  - EvLoop::backend — Returns an integer describing the backend used by libev
  - EvLoop::check — Creates EvCheck object associated with the current event loop instance
  - EvLoop::child — Creates EvChild object associated with the current event loop
  - EvLoop::__construct — Constructs the event loop object
  - EvLoop::defaultLoop — Returns or creates the default event loop
  - EvLoop::embed — Creates an instance of EvEmbed watcher associated with the current EvLoop object
  - EvLoop::fork — Creates EvFork watcher object associated with the current event loop instance
  - EvLoop::idle — Creates EvIdle watcher object associated with the current event loop instance
  - EvLoop::invokePending — Invoke all pending watchers while resetting their pending state
  - EvLoop::io — Create EvIo watcher object associated with the current event loop instance
  - EvLoop::loopFork — Must be called after a fork
  - EvLoop::now — Returns the current "event loop time"
  - EvLoop::nowUpdate — Establishes the current time by querying the kernel, updating the time returned by EvLoop::now in the progress
  - EvLoop::periodic — Creates EvPeriodic watcher object associated with the current event loop instance
  - EvLoop::prepare — Creates EvPrepare watcher object associated with the current event loop instance
  - EvLoop::resume — Resume previously suspended default event loop
  - EvLoop::run — Begin checking for events and calling callbacks for the loop
  - EvLoop::signal — Creates EvSignal watcher object associated with the current event loop instance
  - EvLoop::stat — Creates EvStat watcher object associated with the current event loop instance
  - EvLoop::stop — Stops the event loop
  - EvLoop::suspend — Suspend the loop
  - EvLoop::timer — Creates EvTimer watcher object associated with the current event loop instance
  - EvLoop::verify — Performs internal consistency checks(for debugging)
- EvPeriodic — The EvPeriodic class
  - EvPeriodic::again — Simply stops and restarts the periodic watcher again
  - EvPeriodic::at — Returns the absolute time that this watcher is supposed to trigger next
  - EvPeriodic::__construct — Constructs EvPeriodic watcher object
  - EvPeriodic::createStopped — Create a stopped EvPeriodic watcher
  - EvPeriodic::set — Configures the watcher
- EvPrepare — The EvPrepare class
  - EvPrepare::__construct — Constructs EvPrepare watcher object
  - EvPrepare::createStopped — Creates a stopped instance of EvPrepare watcher
- EvSignal — The EvSignal class
  - EvSignal::__construct — Constructs EvSignal watcher object
  - EvSignal::createStopped — Create stopped EvSignal watcher object
  - EvSignal::set — Configures the watcher
- EvStat — The EvStat class
  - EvStat::attr — Returns the values most recently detected by Ev
  - EvStat::__construct — Constructs EvStat watcher object
  - EvStat::createStopped — Create a stopped EvStat watcher object
  - EvStat::prev — Returns the previous set of values returned by EvStat::attr
  - EvStat::set — Configures the watcher
  - EvStat::stat — Initiates the stat call
- EvTimer — The EvTimer class
  - EvTimer::again — Restarts the timer watcher
  - EvTimer::__construct — Constructs an EvTimer watcher object
  - EvTimer::createStopped — Creates EvTimer stopped watcher object
  - EvTimer::set — Configures the watcher
- EvWatcher — The EvWatcher class
  - EvWatcher::clear — Clear watcher pending status
  - EvWatcher::__construct — Abstract constructor of a watcher object
  - EvWatcher::feed — Feeds the given revents set into the event loop
  - EvWatcher::getLoop — Returns the loop responsible for the watcher
  - EvWatcher::invoke — Invokes the watcher callback with the given received events bit mask
  - EvWatcher::keepalive — Configures whether to keep the loop from returning
  - EvWatcher::setCallback — Sets new callback for the watcher
  - EvWatcher::start — Starts the watcher
  - EvWatcher::stop — Stops the watcher