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265e672179
# ignore-this-changeset --HG-- extra : amend_source : 4d301d3b0b8711c4692392aa76088ba7fd7d1022
34 lines
1.2 KiB
C++
34 lines
1.2 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=8 sts=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
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "nsCycleCollectionParticipant.h"
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#include "nsCOMPtr.h"
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NS_IMETHODIMP_(void)
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nsXPCOMCycleCollectionParticipant::Root(void* aPtr) {
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nsISupports* s = static_cast<nsISupports*>(aPtr);
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NS_ADDREF(s);
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}
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NS_IMETHODIMP_(void)
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nsXPCOMCycleCollectionParticipant::Unroot(void* aPtr) {
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nsISupports* s = static_cast<nsISupports*>(aPtr);
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NS_RELEASE(s);
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}
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// We define a default trace function because some participants don't need
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// to trace anything, so it is okay for them not to define one.
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NS_IMETHODIMP_(void)
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nsXPCOMCycleCollectionParticipant::Trace(void* aPtr, const TraceCallbacks& aCb,
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void* aClosure) {}
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bool nsXPCOMCycleCollectionParticipant::CheckForRightISupports(
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nsISupports* aSupports) {
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nsISupports* foo;
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aSupports->QueryInterface(NS_GET_IID(nsCycleCollectionISupports),
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reinterpret_cast<void**>(&foo));
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return aSupports == foo;
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}
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