зеркало из https://github.com/mozilla/gecko-dev.git
35 строки
995 B
Plaintext
35 строки
995 B
Plaintext
/* -*- 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 "MacStringHelpers.h"
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#include "nsObjCExceptions.h"
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#include "mozilla/IntegerTypeTraits.h"
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#include <limits>
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namespace mozilla {
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nsresult CopyCocoaStringToXPCOMString(NSString* aFrom, nsAString& aTo) {
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NS_OBJC_BEGIN_TRY_BLOCK_RETURN;
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NSUInteger len = [aFrom length];
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if (len > std::numeric_limits<nsAString::size_type>::max()) {
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return NS_ERROR_OUT_OF_MEMORY;
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}
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if (!aTo.SetLength(len, mozilla::fallible)) {
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return NS_ERROR_OUT_OF_MEMORY;
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}
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[aFrom getCharacters:reinterpret_cast<unichar*>(aTo.BeginWriting()) range:NSMakeRange(0, len)];
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return NS_OK;
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NS_OBJC_END_TRY_BLOCK_RETURN(NS_ERROR_FAILURE);
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}
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} // namespace Mozilla
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