mirror of
https://gitlab.winehq.org/wine/wine-gecko.git
synced 2024-09-13 09:24:08 -07:00
104 lines
2.6 KiB
C++
104 lines
2.6 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=2 et sw=2 tw=80: */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this file,
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* You can obtain one at http://mozilla.org/MPL/2.0/. */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this file,
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* You can obtain one at http://mozilla.org/MPL/2.0/. */
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// Original code by: ekr@rtfm.com
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// Implementation of the NR timer interface
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#include "nsCOMPtr.h"
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#include "nsComponentManagerUtils.h"
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#include "nsIEventTarget.h"
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#include "nsITimer.h"
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#include "nsNetCID.h"
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extern "C" {
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#include "nr_api.h"
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#include "async_timer.h"
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}
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namespace mozilla {
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class nrappkitTimerCallback : public nsITimerCallback
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{
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public:
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NS_DECL_ISUPPORTS
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NS_DECL_NSITIMERCALLBACK
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nrappkitTimerCallback(NR_async_cb cb, void *cb_arg) : cb_(cb), cb_arg_(cb_arg) {}
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private:
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virtual ~nrappkitTimerCallback() {}
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protected:
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/* additional members */
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NR_async_cb cb_;
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void *cb_arg_;
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};
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// We're going to release ourself in the callback, so we need to be threadsafe
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NS_IMPL_THREADSAFE_ISUPPORTS1(nrappkitTimerCallback, nsITimerCallback)
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NS_IMETHODIMP nrappkitTimerCallback::Notify(nsITimer *timer) {
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r_log(LOG_GENERIC, LOG_DEBUG, "Timer callback fired");
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cb_(0, 0, cb_arg_);
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// Allow the timer to go away.
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timer->Release();
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return NS_OK;
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}
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} // close namespace
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using namespace mozilla;
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int NR_async_timer_set(int timeout, NR_async_cb cb, void *arg, char *func,
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int l, void **handle) {
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nsresult rv;
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nsCOMPtr<nsITimer> timer = do_CreateInstance(NS_TIMER_CONTRACTID, &rv);
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if (NS_FAILED(rv)) {
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return(R_FAILED);
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}
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rv = timer->InitWithCallback(new nrappkitTimerCallback(cb, arg),
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timeout, nsITimer::TYPE_ONE_SHOT);
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if (NS_FAILED(rv)) {
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return R_FAILED;
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}
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// We need an AddRef here to keep the timer alive, per the spec.
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timer->AddRef();
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if (handle)
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*handle = timer.get();
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// Bug 818806: if we have no handle to the timer, we have no way to avoid
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// it leaking (though not the callback object) if it never fires (or if
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// we exit before it fires).
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return 0;
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}
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int NR_async_schedule(NR_async_cb cb, void *arg, char *func, int l) {
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return NR_async_timer_set(0, cb, arg, func, l, nullptr);
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}
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int NR_async_timer_cancel(void *handle) {
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nsITimer *timer = static_cast<nsITimer *>(handle);
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timer->Cancel();
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// Allow the timer to go away.
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timer->Release();
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return 0;
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}
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