chromium/chrome/browser/metrics/desktop_session_duration/touch_mode_stats_tracker.cc

// Copyright 2020 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#include "chrome/browser/metrics/desktop_session_duration/touch_mode_stats_tracker.h"

#include "base/functional/bind.h"
#include "base/logging.h"
#include "base/metrics/histogram_functions.h"
#include "base/no_destructor.h"
#include "chrome/browser/metrics/desktop_session_duration/desktop_session_duration_tracker.h"
#include "ui/base/pointer/touch_ui_controller.h"

// static
void TouchModeStatsTracker::Initialize(
    metrics::DesktopSessionDurationTracker* session_duration_tracker,
    ui::TouchUiController* touch_ui_controller) { … }

TouchModeStatsTracker::TouchModeStatsTracker(
    metrics::DesktopSessionDurationTracker* session_duration_tracker,
    ui::TouchUiController* touch_ui_controller)
    : … { … }

TouchModeStatsTracker::~TouchModeStatsTracker() = default;

// static
const char TouchModeStatsTracker::kSessionTouchDurationHistogramName[] = …;

void TouchModeStatsTracker::TouchModeChanged() { … }

void TouchModeStatsTracker::OnSessionStarted(base::TimeTicks session_start) { … }

void TouchModeStatsTracker::OnSessionEnded(base::TimeDelta session_length,
                                           base::TimeTicks session_end) { … }