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92 lines
2.2 KiB
C++
92 lines
2.2 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 "mozilla/dom/MobileConnectionArray.h"
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#include "mozilla/dom/MozMobileConnectionArrayBinding.h"
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#include "mozilla/Preferences.h"
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#include "nsServiceManagerUtils.h"
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using namespace mozilla::dom;
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NS_IMPL_CYCLE_COLLECTION_WRAPPERCACHE(MobileConnectionArray,
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mWindow,
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mMobileConnections)
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NS_IMPL_CYCLE_COLLECTING_ADDREF(MobileConnectionArray)
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NS_IMPL_CYCLE_COLLECTING_RELEASE(MobileConnectionArray)
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NS_INTERFACE_MAP_BEGIN_CYCLE_COLLECTION(MobileConnectionArray)
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NS_WRAPPERCACHE_INTERFACE_MAP_ENTRY
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NS_INTERFACE_MAP_ENTRY(nsISupports)
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NS_INTERFACE_MAP_END
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MobileConnectionArray::MobileConnectionArray(nsPIDOMWindow* aWindow)
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: mLengthInitialized(false)
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, mWindow(aWindow)
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{
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SetIsDOMBinding();
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}
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MobileConnectionArray::~MobileConnectionArray()
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{
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}
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nsPIDOMWindow*
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MobileConnectionArray::GetParentObject() const
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{
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MOZ_ASSERT(mWindow);
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return mWindow;
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}
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JSObject*
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MobileConnectionArray::WrapObject(JSContext* aCx)
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{
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return MozMobileConnectionArrayBinding::Wrap(aCx, this);
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}
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MobileConnection*
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MobileConnectionArray::Item(uint32_t aIndex)
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{
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bool unused;
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return IndexedGetter(aIndex, unused);
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}
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uint32_t
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MobileConnectionArray::Length()
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{
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if (!mLengthInitialized) {
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mLengthInitialized = true;
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nsCOMPtr<nsIMobileConnectionService> service =
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do_GetService(NS_MOBILE_CONNECTION_SERVICE_CONTRACTID);
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NS_ENSURE_TRUE(service, 0);
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uint32_t length = 0;
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nsresult rv = service->GetNumItems(&length);
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NS_ENSURE_SUCCESS(rv, 0);
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mMobileConnections.SetLength(length);
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}
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return mMobileConnections.Length();
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}
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MobileConnection*
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MobileConnectionArray::IndexedGetter(uint32_t aIndex, bool& aFound)
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{
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aFound = aIndex < Length();
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if (!aFound) {
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return nullptr;
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}
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if (!mMobileConnections[aIndex]) {
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mMobileConnections[aIndex] = new MobileConnection(mWindow, aIndex);
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}
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return mMobileConnections[aIndex];
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}
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