chromium/ui/touch_selection/touch_selection_metrics.cc

// Copyright 2023 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#include "ui/touch_selection/touch_selection_metrics.h"

#include "base/metrics/histogram_functions.h"
#include "base/time/time.h"
#include "ui/base/pointer/touch_editing_controller.h"
#include "ui/events/event.h"

namespace ui {

namespace {

constexpr int kSessionTouchDownCountMin = …;
constexpr int kSessionTouchDownCountMax = …;
constexpr int kSessionTouchDownCountBuckets = …;

// Duration of inactivity after which we consider a touch selection session to
// have timed out for the purpose of determining session action count metrics.
constexpr base::TimeDelta kSessionTimeoutDuration = …;

TouchSelectionMenuAction MapCommandIdToMenuAction(int command_id) { … }

// We want to record the touch down count required to get to a successful cursor
// placement or selection, but it's hard to know if this has happened. We'll
// just consider a session to be successful if it ends in a character key event
// or an IME fabricated key event (e.g. from the ChromeOS virtual keyboard).
bool IsSuccessfulSessionEndEvent(const Event& session_end_event) { … }

}  // namespace

void RecordTouchSelectionDrag(TouchSelectionDragType drag_type) { … }

void RecordTouchSelectionMenuCommandAction(int command_id) { … }

void RecordTouchSelectionMenuEllipsisAction() { … }

void RecordTouchSelectionMenuSmartAction() { … }

TouchSelectionSessionMetricsRecorder::TouchSelectionSessionMetricsRecorder() =
    default;

TouchSelectionSessionMetricsRecorder::~TouchSelectionSessionMetricsRecorder() =
    default;

void TouchSelectionSessionMetricsRecorder::OnCursorActivationEvent() { … }

void TouchSelectionSessionMetricsRecorder::OnSelectionActivationEvent() { … }

void TouchSelectionSessionMetricsRecorder::OnTouchEvent(bool is_down_event) { … }

void TouchSelectionSessionMetricsRecorder::OnMenuCommand(
    bool should_end_session) { … }

void TouchSelectionSessionMetricsRecorder::OnSessionEndEvent(
    const Event& session_end_event) { … }

void TouchSelectionSessionMetricsRecorder::ResetMetrics() { … }

void TouchSelectionSessionMetricsRecorder::RefreshSessionStatus() { … }

bool TouchSelectionSessionMetricsRecorder::IsSessionActive() const { … }

void TouchSelectionSessionMetricsRecorder::RecordSessionMetrics() const { … }

}  // namespace ui