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// Copyright 2017 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "chromeos/ash/components/tether/notification_remover.h"
#include "chromeos/ash/components/network/network_state_handler.h"
#include "chromeos/ash/components/tether/notification_presenter.h"
namespace ash::tether {
NotificationRemover::NotificationRemover(
NetworkStateHandler* network_state_handler,
NotificationPresenter* notification_presenter,
HostScanCache* host_scan_cache,
ActiveHost* active_host)
: network_state_handler_(network_state_handler),
notification_presenter_(notification_presenter),
host_scan_cache_(host_scan_cache),
active_host_(active_host) {
network_state_handler_observer_.Observe(network_state_handler_.get());
host_scan_cache_->AddObserver(this);
active_host_->AddObserver(this);
}
NotificationRemover::~NotificationRemover() {
active_host_->RemoveObserver(this);
host_scan_cache_->RemoveObserver(this);
// When the Tether component is shut down, "Available Hotspot", "Setup
// Required", and "Connection Failed" notifications should be removed. The
// "Enable Bluetooth" notification should not be removed, because it is
// informative when Tether is disabled due to Bluetooth being disabled.
notification_presenter_->RemovePotentialHotspotNotification();
notification_presenter_->RemoveSetupRequiredNotification();
notification_presenter_->RemoveConnectionToHostFailedNotification();
}
void NotificationRemover::OnCacheBecameEmpty() {
notification_presenter_->RemovePotentialHotspotNotification();
}
void NotificationRemover::NetworkConnectionStateChanged(
const NetworkState* network) {
// Note: If a network is active (i.e., connecting or connected), it will be
// returned at the front of the list, so using FirstNetworkByType() guarantees
// that we will find an active network if there is one.
const NetworkState* first_network =
network_state_handler_->FirstNetworkByType(NetworkTypePattern::Default());
if (first_network && first_network->IsConnectingOrConnected())
notification_presenter_->RemovePotentialHotspotNotification();
}
void NotificationRemover::OnShuttingDown() {
network_state_handler_observer_.Reset();
}
void NotificationRemover::OnActiveHostChanged(
const ActiveHost::ActiveHostChangeInfo& active_host_change_info) {
if (active_host_change_info.new_status !=
ActiveHost::ActiveHostStatus::DISCONNECTED)
notification_presenter_->RemovePotentialHotspotNotification();
}
} // namespace ash::tether
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