mirror of
https://github.com/classilla/tenfourfox.git
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100 lines
2.3 KiB
C++
100 lines
2.3 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_AGGREGATED(nsProperties)
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NS_INTERFACE_MAP_BEGIN_AGGREGATED(nsProperties)
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NS_INTERFACE_MAP_ENTRY(nsIProperties)
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NS_INTERFACE_MAP_END
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NS_IMETHODIMP
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nsProperties::Get(const char* prop, const nsIID& uuid, void** result)
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{
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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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{
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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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{
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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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Remove(prop);
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return NS_OK;
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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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{
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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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*result = nsProperties_HashBase::Get(prop, getter_AddRefs(value));
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return NS_OK;
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}
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NS_IMETHODIMP
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nsProperties::GetKeys(uint32_t* aCount, char*** aKeys)
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{
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if (NS_WARN_IF(!aCount) || NS_WARN_IF(!aKeys)) {
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return NS_ERROR_INVALID_ARG;
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}
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uint32_t count = Count();
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char** keys = (char**)moz_xmalloc(count * sizeof(char*));
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uint32_t j = 0;
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for (auto iter = this->Iter(); !iter.Done(); iter.Next()) {
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const char* key = iter.Key();
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keys[j] = strdup(key);
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if (!keys[j]) {
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// Free 'em all
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for (uint32_t i = 0; i < j; i++) {
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free(keys[i]);
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}
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free(keys);
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return NS_ERROR_OUT_OF_MEMORY;
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}
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j++;
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}
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*aCount = count;
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*aKeys = keys;
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return NS_OK;
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}
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////////////////////////////////////////////////////////////////////////////////
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