mirror of
https://gitlab.winehq.org/wine/wine-gecko.git
synced 2024-09-13 09:24:08 -07:00
83 lines
1.8 KiB
C++
83 lines
1.8 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 "MLSFallback.h"
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#include "nsGeoPosition.h"
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#include "nsIGeolocationProvider.h"
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#include "nsServiceManagerUtils.h"
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NS_IMPL_ISUPPORTS(MLSFallback, nsITimerCallback)
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MLSFallback::MLSFallback(uint32_t delay)
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: mDelayMs(delay)
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{
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}
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MLSFallback::~MLSFallback()
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{
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}
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nsresult
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MLSFallback::Startup(nsIGeolocationUpdate* aWatcher)
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{
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if (mHandoffTimer || mMLSFallbackProvider) {
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return NS_OK;
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}
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mUpdateWatcher = aWatcher;
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nsresult rv;
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mHandoffTimer = do_CreateInstance("@mozilla.org/timer;1", &rv);
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NS_ENSURE_SUCCESS(rv, rv);
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rv = mHandoffTimer->InitWithCallback(this, mDelayMs, nsITimer::TYPE_ONE_SHOT);
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return rv;
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}
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nsresult
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MLSFallback::Shutdown()
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{
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mUpdateWatcher = nullptr;
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if (mHandoffTimer) {
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mHandoffTimer->Cancel();
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mHandoffTimer = nullptr;
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}
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nsresult rv = NS_OK;
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if (mMLSFallbackProvider) {
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rv = mMLSFallbackProvider->Shutdown();
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mMLSFallbackProvider = nullptr;
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}
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return rv;
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}
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NS_IMETHODIMP
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MLSFallback::Notify(nsITimer* aTimer)
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{
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return CreateMLSFallbackProvider();
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}
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nsresult
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MLSFallback::CreateMLSFallbackProvider()
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{
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if (mMLSFallbackProvider || !mUpdateWatcher) {
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return NS_OK;
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}
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nsresult rv;
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mMLSFallbackProvider = do_CreateInstance("@mozilla.org/geolocation/mls-provider;1", &rv);
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NS_ENSURE_SUCCESS(rv, rv);
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if (mMLSFallbackProvider) {
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rv = mMLSFallbackProvider->Startup();
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if (NS_SUCCEEDED(rv)) {
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mMLSFallbackProvider->Watch(mUpdateWatcher);
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}
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}
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mUpdateWatcher = nullptr;
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return rv;
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}
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