зеркало из https://github.com/mozilla/gecko-dev.git
67 строки
1.7 KiB
C++
67 строки
1.7 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 "nsProperties.h"
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////////////////////////////////////////////////////////////////////////////////
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NS_IMPL_ISUPPORTS(nsProperties, nsIProperties)
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NS_IMETHODIMP
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nsProperties::Get(const char* prop, const nsIID& uuid, void** result) {
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if (NS_WARN_IF(!prop)) {
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return NS_ERROR_INVALID_ARG;
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}
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nsCOMPtr<nsISupports> value;
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if (!nsProperties_HashBase::Get(prop, getter_AddRefs(value))) {
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return NS_ERROR_FAILURE;
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}
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return (value) ? value->QueryInterface(uuid, result) : NS_ERROR_NO_INTERFACE;
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}
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NS_IMETHODIMP
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nsProperties::Set(const char* prop, nsISupports* value) {
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if (NS_WARN_IF(!prop)) {
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return NS_ERROR_INVALID_ARG;
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}
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Put(prop, value);
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return NS_OK;
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}
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NS_IMETHODIMP
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nsProperties::Undefine(const char* prop) {
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if (NS_WARN_IF(!prop)) {
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return NS_ERROR_INVALID_ARG;
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}
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return nsProperties_HashBase::Remove(prop) ? NS_OK : NS_ERROR_FAILURE;
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}
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NS_IMETHODIMP
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nsProperties::Has(const char* prop, bool* result) {
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if (NS_WARN_IF(!prop)) {
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return NS_ERROR_INVALID_ARG;
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}
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*result = nsProperties_HashBase::Contains(prop);
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return NS_OK;
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}
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NS_IMETHODIMP
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nsProperties::GetKeys(nsTArray<nsCString>& aKeys) {
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uint32_t count = Count();
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aKeys.SetCapacity(count);
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for (auto iter = this->Iter(); !iter.Done(); iter.Next()) {
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aKeys.AppendElement(iter.Key());
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}
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return NS_OK;
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}
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////////////////////////////////////////////////////////////////////////////////
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