fml::MessageLoopDarwin Class Reference

#include <message_loop_darwin.h>

Inheritance diagram for fml::MessageLoopDarwin:

Static Public Attributes
static CFStringRef	kMessageLoopCFRunLoopMode = CFSTR("fmlMessageLoop")

Private Member Functions
	~MessageLoopDarwin () override
void	Run () override
void	Terminate () override
void	WakeUp (fml::TimePoint time_point) override

Additional Inherited Members
Public Member Functions inherited from fml::MessageLoopImpl
virtual	~MessageLoopImpl ()
void	PostTask (const fml::closure &task, fml::TimePoint target_time)
void	AddTaskObserver (intptr_t key, const fml::closure &callback)
void	RemoveTaskObserver (intptr_t key)
void	DoRun ()
void	DoTerminate ()
virtual TaskQueueId	GetTaskQueueId () const
Public Member Functions inherited from fml::Wakeable
virtual	~Wakeable ()
Public Member Functions inherited from fml::RefCountedThreadSafe< MessageLoopImpl >
void	Release () const
Public Member Functions inherited from fml::internal::RefCountedThreadSafeBase
void	AddRef () const
bool	HasOneRef () const
void	AssertHasOneRef () const
Static Public Member Functions inherited from fml::MessageLoopImpl
static fml::RefPtr< MessageLoopImpl >	Create ()
Protected Member Functions inherited from fml::MessageLoopImpl
void	RunExpiredTasksNow ()
void	RunSingleExpiredTaskNow ()
	MessageLoopImpl ()
Protected Member Functions inherited from fml::RefCountedThreadSafe< MessageLoopImpl >
	RefCountedThreadSafe ()
	~RefCountedThreadSafe ()
Protected Member Functions inherited from fml::internal::RefCountedThreadSafeBase
	RefCountedThreadSafeBase ()
	~RefCountedThreadSafeBase ()
bool	Release () const
void	Adopt ()

Detailed Description

Definition at line 18 of file message_loop_darwin.h.

Member Function Documentation

Run()

void fml::MessageLoopDarwin::Run ( )

overrideprivatevirtual

Implements fml::MessageLoopImpl.

Definition at line 44 of file message_loop_darwin.mm.

                            {
  FML_DCHECK(loop_ == CFRunLoopGetCurrent());
 
  running_ = true;
 
  while (running_) {
    @autoreleasepool {
      int result = CFRunLoopRunInMode(kCFRunLoopDefaultMode, kDistantFuture, YES);
      if (result == kCFRunLoopRunStopped || result == kCFRunLoopRunFinished) {
        // This handles the case where the loop is terminated using
        // CoreFoundation APIs.
        @autoreleasepool {
          RunExpiredTasksNow();
        }
        running_ = false;
      }
    }
  }
}

Terminate()

void fml::MessageLoopDarwin::Terminate ( )

overrideprivatevirtual

Implements fml::MessageLoopImpl.

Definition at line 64 of file message_loop_darwin.mm.

                                  {
  running_ = false;
 
  // Ensure that the CFRunLoop remains alive through the end of this function
  // even if the loop's thread exits and drops its reference to the loop.
  CFRef<CFRunLoopRef> local_loop(loop_);
 
  CFRunLoopStop(local_loop);
}

WakeUp()

void fml::MessageLoopDarwin::WakeUp ( fml::TimePoint  time_point )

overrideprivatevirtual

Implements fml::Wakeable.

Definition at line 74 of file message_loop_darwin.mm.

                                                      {
  // Rearm the timer. The time bases used by CoreFoundation and FXL are
  // different and must be accounted for.
  CFRunLoopTimerSetNextFireDate(
      delayed_wake_timer_,
      CFAbsoluteTimeGetCurrent() + (time_point - fml::TimePoint::Now()).ToSecondsF());
}

~MessageLoopDarwin()

fml::MessageLoopDarwin::~MessageLoopDarwin ( )

overrideprivate

Definition at line 38 of file message_loop_darwin.mm.

                                      {
  CFRunLoopTimerInvalidate(delayed_wake_timer_);
  CFRunLoopRemoveTimer(loop_, delayed_wake_timer_, kCFRunLoopCommonModes);
  CFRunLoopRemoveTimer(loop_, delayed_wake_timer_, kMessageLoopCFRunLoopMode);
}

Member Data Documentation

kMessageLoopCFRunLoopMode

CFStringRef fml::MessageLoopDarwin::kMessageLoopCFRunLoopMode = CFSTR("fmlMessageLoop")

static

Definition at line 23 of file message_loop_darwin.h.

---

The documentation for this class was generated from the following files:

• fml/platform/darwin/message_loop_darwin.h
• fml/platform/darwin/message_loop_darwin.mm