mirror of
https://gitlab.winehq.org/wine/wine-gecko.git
synced 2024-09-13 09:24:08 -07:00
e4e2da55c9
The bulk of this commit was generated with a script, executed at the top
level of a typical source code checkout. The only non-machine-generated
part was modifying MFBT's moz.build to reflect the new naming.
CLOSED TREE makes big refactorings like this a piece of cake.
# The main substitution.
find . -name '*.cpp' -o -name '*.cc' -o -name '*.h' -o -name '*.mm' -o -name '*.idl'| \
xargs perl -p -i -e '
s/nsRefPtr\.h/RefPtr\.h/g; # handle includes
s/nsRefPtr ?</RefPtr</g; # handle declarations and variables
'
# Handle a special friend declaration in gfx/layers/AtomicRefCountedWithFinalize.h.
perl -p -i -e 's/::nsRefPtr;/::RefPtr;/' gfx/layers/AtomicRefCountedWithFinalize.h
# Handle nsRefPtr.h itself, a couple places that define constructors
# from nsRefPtr, and code generators specially. We do this here, rather
# than indiscriminantly s/nsRefPtr/RefPtr/, because that would rename
# things like nsRefPtrHashtable.
perl -p -i -e 's/nsRefPtr/RefPtr/g' \
mfbt/nsRefPtr.h \
xpcom/glue/nsCOMPtr.h \
xpcom/base/OwningNonNull.h \
ipc/ipdl/ipdl/lower.py \
ipc/ipdl/ipdl/builtin.py \
dom/bindings/Codegen.py \
python/lldbutils/lldbutils/utils.py
# In our indiscriminate substitution above, we renamed
# nsRefPtrGetterAddRefs, the class behind getter_AddRefs. Fix that up.
find . -name '*.cpp' -o -name '*.h' -o -name '*.idl' | \
xargs perl -p -i -e 's/nsRefPtrGetterAddRefs/RefPtrGetterAddRefs/g'
if [ -d .git ]; then
git mv mfbt/nsRefPtr.h mfbt/RefPtr.h
else
hg mv mfbt/nsRefPtr.h mfbt/RefPtr.h
fi
144 lines
3.4 KiB
C++
144 lines
3.4 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 "nsObserverList.h"
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#include "nsAutoPtr.h"
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#include "nsCOMArray.h"
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#include "nsISimpleEnumerator.h"
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#include "xpcpublic.h"
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nsresult
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nsObserverList::AddObserver(nsIObserver* anObserver, bool ownsWeak)
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{
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NS_ASSERTION(anObserver, "Null input");
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if (!ownsWeak) {
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ObserverRef* o = mObservers.AppendElement(anObserver);
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if (!o) {
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return NS_ERROR_OUT_OF_MEMORY;
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}
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return NS_OK;
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}
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nsCOMPtr<nsIWeakReference> weak = do_GetWeakReference(anObserver);
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if (!weak) {
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return NS_NOINTERFACE;
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}
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ObserverRef* o = mObservers.AppendElement(weak);
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if (!o) {
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return NS_ERROR_OUT_OF_MEMORY;
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}
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return NS_OK;
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}
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nsresult
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nsObserverList::RemoveObserver(nsIObserver* anObserver)
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{
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NS_ASSERTION(anObserver, "Null input");
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if (mObservers.RemoveElement(static_cast<nsISupports*>(anObserver))) {
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return NS_OK;
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}
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nsCOMPtr<nsIWeakReference> observerRef = do_GetWeakReference(anObserver);
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if (!observerRef) {
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return NS_ERROR_FAILURE;
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}
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if (!mObservers.RemoveElement(observerRef)) {
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return NS_ERROR_FAILURE;
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}
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return NS_OK;
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}
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nsresult
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nsObserverList::GetObserverList(nsISimpleEnumerator** anEnumerator)
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{
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RefPtr<nsObserverEnumerator> e(new nsObserverEnumerator(this));
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e.forget(anEnumerator);
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return NS_OK;
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}
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void
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nsObserverList::FillObserverArray(nsCOMArray<nsIObserver>& aArray)
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{
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aArray.SetCapacity(mObservers.Length());
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nsTArray<ObserverRef> observers(mObservers);
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for (int32_t i = observers.Length() - 1; i >= 0; --i) {
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if (observers[i].isWeakRef) {
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nsCOMPtr<nsIObserver> o(do_QueryReferent(observers[i].asWeak()));
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if (o) {
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aArray.AppendObject(o);
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} else {
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// the object has gone away, remove the weakref
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mObservers.RemoveElement(observers[i].asWeak());
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}
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} else {
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aArray.AppendObject(observers[i].asObserver());
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}
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}
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}
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void
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nsObserverList::AppendStrongObservers(nsCOMArray<nsIObserver>& aArray)
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{
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aArray.SetCapacity(aArray.Length() + mObservers.Length());
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for (int32_t i = mObservers.Length() - 1; i >= 0; --i) {
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if (!mObservers[i].isWeakRef) {
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aArray.AppendObject(mObservers[i].asObserver());
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}
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}
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}
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void
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nsObserverList::NotifyObservers(nsISupports* aSubject,
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const char* aTopic,
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const char16_t* someData)
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{
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nsCOMArray<nsIObserver> observers;
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FillObserverArray(observers);
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for (int32_t i = 0; i < observers.Count(); ++i) {
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observers[i]->Observe(aSubject, aTopic, someData);
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}
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}
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NS_IMPL_ISUPPORTS(nsObserverEnumerator, nsISimpleEnumerator)
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nsObserverEnumerator::nsObserverEnumerator(nsObserverList* aObserverList)
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: mIndex(0)
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{
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aObserverList->FillObserverArray(mObservers);
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}
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NS_IMETHODIMP
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nsObserverEnumerator::HasMoreElements(bool* aResult)
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{
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*aResult = (mIndex < mObservers.Count());
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return NS_OK;
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}
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NS_IMETHODIMP
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nsObserverEnumerator::GetNext(nsISupports** aResult)
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{
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if (mIndex == mObservers.Count()) {
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NS_ERROR("Enumerating after HasMoreElements returned false.");
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return NS_ERROR_UNEXPECTED;
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}
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NS_ADDREF(*aResult = mObservers[mIndex]);
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++mIndex;
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return NS_OK;
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}
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