1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
|
// 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 "content/browser/renderer_host/input/input_device_change_observer.h"
#include "base/trace_event/trace_event.h"
#include "build/build_config.h"
#include "content/browser/renderer_host/render_view_host_impl.h"
#if BUILDFLAG(IS_WIN)
#include "ui/events/devices/input_device_observer_win.h"
#elif BUILDFLAG(IS_LINUX) || BUILDFLAG(IS_CHROMEOS)
#include "ui/events/devices/device_data_manager.h"
#elif BUILDFLAG(IS_ANDROID)
#include "ui/events/devices/input_device_observer_android.h"
#endif
namespace content {
InputDeviceChangeObserver::InputDeviceChangeObserver(RenderViewHostImpl* rvhi) {
render_view_host_impl_ = rvhi;
#if BUILDFLAG(IS_WIN)
ui::InputDeviceObserverWin::GetInstance()->AddObserver(this);
#elif BUILDFLAG(IS_LINUX) || BUILDFLAG(IS_CHROMEOS)
ui::DeviceDataManager::GetInstance()->AddObserver(this);
#elif BUILDFLAG(IS_ANDROID)
ui::InputDeviceObserverAndroid::GetInstance()->AddObserver(this);
#endif
}
InputDeviceChangeObserver::~InputDeviceChangeObserver() {
#if BUILDFLAG(IS_WIN)
ui::InputDeviceObserverWin::GetInstance()->RemoveObserver(this);
#elif BUILDFLAG(IS_LINUX) || BUILDFLAG(IS_CHROMEOS)
ui::DeviceDataManager::GetInstance()->RemoveObserver(this);
#elif BUILDFLAG(IS_ANDROID)
ui::InputDeviceObserverAndroid::GetInstance()->RemoveObserver(this);
#endif
render_view_host_impl_ = nullptr;
}
void InputDeviceChangeObserver::OnInputDeviceConfigurationChanged(uint8_t) {
TRACE_EVENT0("input",
"InputDeviceChangeObserver::OnInputDeviceConfigurationChanged");
render_view_host_impl_->OnHardwareConfigurationChanged();
}
} // namespace content
|
