1d34b6cd3f
This patch change IOKit notification to use AudioObjectAddPropertyListener on kAudioHardwarePropertyDevices. By doing so, we will get notification after the driver initializes the devices. BUG=153411 TEST= manual test with Pepper flash device enumeration. Review URL: https://chromiumcodereview.appspot.com/11106013 git-svn-id: svn://svn.chromium.org/chrome/trunk/src@161594 0039d316-1c4b-4281-b951-d872f2087c98
50 lines
1.3 KiB
C++
50 lines
1.3 KiB
C++
// Copyright (c) 2012 The Chromium Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#ifndef CONTENT_BROWSER_DEVICE_MONITOR_MAC_H_
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#define CONTENT_BROWSER_DEVICE_MONITOR_MAC_H_
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#include <CoreAudio/AudioHardware.h>
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#include <IOKit/IOKitLib.h>
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#include <vector>
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#include "base/basictypes.h"
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#include "base/system_monitor/system_monitor.h"
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namespace content {
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class DeviceMonitorMac {
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public:
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DeviceMonitorMac();
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~DeviceMonitorMac();
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private:
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void RegisterAudioServices();
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void RegisterVideoServices();
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static OSStatus AudioDeviceCallback(
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AudioObjectID object, UInt32 size,
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const AudioObjectPropertyAddress addresses[],
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void* context);
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static void VideoDeviceCallback(void* context, io_iterator_t iterator);
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// Forward the notifications to system monitor.
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void NotifyDeviceChanged(base::SystemMonitor::DeviceType type);
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// Helper.
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void RegisterServices(CFMutableDictionaryRef dictionary,
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IOServiceMatchingCallback callback);
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IONotificationPortRef notification_port_;
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std::vector<io_iterator_t*> notification_iterators_;
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DISALLOW_COPY_AND_ASSIGN(DeviceMonitorMac);
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};
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} // namespace content
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#endif // CONTENT_BROWSER_DEVICE_MONITOR_MAC_H_
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