Files
node/src/node_timer.cc
T
Zoka fbef11b679 Use InstanceTemplate() instead of PrototypeTemplate() for accessor methods
This fixes crash that used to happen when Eclipse debugging session hits the
breakpoint that is set either in timer or connection callback.
2010-02-16 09:04:19 -08:00

121 lines
2.8 KiB
C++

#include <node.h>
#include <node_timer.h>
#include <assert.h>
using namespace v8;
using namespace node;
Persistent<FunctionTemplate> Timer::constructor_template;
static Persistent<String> timeout_symbol;
static Persistent<String> repeat_symbol;
void
Timer::Initialize (Handle<Object> target)
{
HandleScope scope;
Local<FunctionTemplate> t = FunctionTemplate::New(Timer::New);
constructor_template = Persistent<FunctionTemplate>::New(t);
constructor_template->Inherit(EventEmitter::constructor_template);
constructor_template->InstanceTemplate()->SetInternalFieldCount(1);
constructor_template->SetClassName(String::NewSymbol("Timer"));
timeout_symbol = NODE_PSYMBOL("timeout");
repeat_symbol = NODE_PSYMBOL("repeat");
NODE_SET_PROTOTYPE_METHOD(constructor_template, "start", Timer::Start);
NODE_SET_PROTOTYPE_METHOD(constructor_template, "stop", Timer::Stop);
constructor_template->InstanceTemplate()->SetAccessor(repeat_symbol,
RepeatGetter, RepeatSetter);
target->Set(String::NewSymbol("Timer"), constructor_template->GetFunction());
}
Handle<Value>
Timer::RepeatGetter (Local<String> property, const AccessorInfo& info)
{
HandleScope scope;
Timer *timer = ObjectWrap::Unwrap<Timer>(info.This());
assert(timer);
assert (property == repeat_symbol);
Local<Integer> v = Integer::New(timer->watcher_.repeat);
return scope.Close(v);
}
void
Timer::RepeatSetter (Local<String> property, Local<Value> value, const AccessorInfo& info)
{
HandleScope scope;
Timer *timer = ObjectWrap::Unwrap<Timer>(info.This());
assert(timer);
assert(property == repeat_symbol);
timer->watcher_.repeat = NODE_V8_UNIXTIME(value);
}
void
Timer::OnTimeout (EV_P_ ev_timer *watcher, int revents)
{
Timer *timer = static_cast<Timer*>(watcher->data);
assert(revents == EV_TIMEOUT);
timer->Emit(timeout_symbol, 0, NULL);
if (timer->watcher_.repeat == 0) timer->Unref();
}
Timer::~Timer ()
{
ev_timer_stop (EV_DEFAULT_UC_ &watcher_);
}
Handle<Value>
Timer::New (const Arguments& args)
{
HandleScope scope;
Timer *t = new Timer();
t->Wrap(args.Holder());
return args.This();
}
Handle<Value>
Timer::Start (const Arguments& args)
{
Timer *timer = ObjectWrap::Unwrap<Timer>(args.Holder());
HandleScope scope;
if (args.Length() != 2)
return ThrowException(String::New("Bad arguments"));
ev_tstamp after = NODE_V8_UNIXTIME(args[0]);
ev_tstamp repeat = NODE_V8_UNIXTIME(args[1]);
ev_timer_init(&timer->watcher_, Timer::OnTimeout, after, repeat);
timer->watcher_.data = timer;
ev_timer_start(EV_DEFAULT_UC_ &timer->watcher_);
timer->Ref();
return Undefined();
}
Handle<Value>
Timer::Stop (const Arguments& args)
{
Timer *timer = ObjectWrap::Unwrap<Timer>(args.Holder());
if (ev_is_active(&timer->watcher_)) {
ev_timer_stop(EV_DEFAULT_UC_ &timer->watcher_);
timer->Unref();
}
return Undefined();
}