chromium/chrome/browser/picture_in_picture/picture_in_picture_occlusion_tracker.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 "chrome/browser/picture_in_picture/picture_in_picture_occlusion_tracker.h"

#include "chrome/browser/picture_in_picture/picture_in_picture_occlusion_observer.h"

namespace {

constexpr base::TimeDelta kBoundsChangedUpdateDelay = …;

bool IsChildOfWidgetOrWidget(const views::Widget* widget,
                             const views::Widget* potential_ancestor) { … }

}  // namespace

PictureInPictureOcclusionTracker::PictureInPictureOcclusionTracker() = default;

PictureInPictureOcclusionTracker::~PictureInPictureOcclusionTracker() = default;

void PictureInPictureOcclusionTracker::OnPictureInPictureWidgetOpened(
    views::Widget* picture_in_picture_widget) { … }

void PictureInPictureOcclusionTracker::AddObserver(
    PictureInPictureOcclusionTrackerObserver* observer) { … }

void PictureInPictureOcclusionTracker::RemoveObserver(
    PictureInPictureOcclusionTrackerObserver* observer) { … }

void PictureInPictureOcclusionTracker::OnWidgetDestroying(
    views::Widget* widget) { … }

void PictureInPictureOcclusionTracker::OnWidgetVisibilityChanged(
    views::Widget* widget,
    bool visibility) { … }

void PictureInPictureOcclusionTracker::OnWidgetBoundsChanged(
    views::Widget* widget,
    const gfx::Rect& new_bounds) { … }

std::vector<views::Widget*>
PictureInPictureOcclusionTracker::GetPictureInPictureWidgetsForTesting() { … }

void PictureInPictureOcclusionTracker::SetWidgetOcclusionStateForTesting(
    views::Widget* observed_widget,
    bool occluded) { … }

void PictureInPictureOcclusionTracker::ObserveWidgetAndParents(
    views::Widget* widget,
    bool directly_observe_this_widget) { … }

void PictureInPictureOcclusionTracker::UnobserveWidgetAndParents(
    views::Widget* widget,
    bool directly_unobserve_this_widget) { … }

void PictureInPictureOcclusionTracker::UpdateAllObserverStates() { … }

void PictureInPictureOcclusionTracker::UpdateObserverStateForWidget(
    views::Widget* widget,
    bool force_update) { … }