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chromium / chromium / src / d87f10f4671473938a344e7d02ba330018f8a48b / . / ash / login / ui / lock_screen_media_controls_view.cc
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// Copyright 2019 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "ash/login/ui/lock_screen_media_controls_view.h"
#include "ash/login/ui/lock_contents_view.h"
#include "ash/login/ui/media_controls_header_view.h"
#include "ash/login/ui/views_utils.h"
#include "ash/media/media_controller_impl.h"
#include "ash/resources/vector_icons/vector_icons.h"
#include "ash/session/session_controller_impl.h"
#include "ash/shell.h"
#include "ash/shell_delegate.h"
#include "ash/strings/grit/ash_strings.h"
#include "ash/style/ash_color_provider.h"
#include "base/bind.h"
#include "base/containers/contains.h"
#include "base/metrics/histogram_functions.h"
#include "base/power_monitor/power_monitor.h"
#include "base/threading/thread_task_runner_handle.h"
#include "components/media_message_center/media_controls_progress_view.h"
#include "components/media_message_center/media_notification_util.h"
#include "components/vector_icons/vector_icons.h"
#include "services/media_session/public/cpp/util.h"
#include "services/media_session/public/mojom/media_session.mojom.h"
#include "ui/accessibility/ax_enums.mojom.h"
#include "ui/accessibility/ax_node_data.h"
#include "ui/base/l10n/l10n_util.h"
#include "ui/base/metadata/metadata_impl_macros.h"
#include "ui/compositor/layer.h"
#include "ui/compositor/scoped_layer_animation_settings.h"
#include "ui/gfx/font.h"
#include "ui/gfx/font_list.h"
#include "ui/gfx/paint_vector_icon.h"
#include "ui/message_center/message_center.h"
#include "ui/message_center/vector_icons.h"
#include "ui/views/animation/ink_drop.h"
#include "ui/views/animation/ink_drop_highlight.h"
#include "ui/views/background.h"
#include "ui/views/border.h"
#include "ui/views/controls/button/image_button_factory.h"
#include "ui/views/controls/focus_ring.h"
#include "ui/views/controls/highlight_path_generator.h"
#include "ui/views/controls/image_view.h"
#include "ui/views/controls/label.h"
#include "ui/views/layout/box_layout.h"
#include "ui/views/layout/layout_provider.h"
namespace ash {
using media_session::mojom::MediaSessionAction;
namespace {
// Maximum number of actions that should be displayed on |button_row_|.
constexpr size_t kMaxActions = 5;
// Dimensions.
constexpr gfx::Insets kMediaControlsInsets = gfx::Insets(16);
constexpr int kMediaControlsCornerRadius = 16;
constexpr int kMinimumSourceIconSize = 16;
constexpr int kDesiredSourceIconSize = 20;
constexpr int kMinimumArtworkSize = 30;
constexpr int kDesiredArtworkSize = 48;
constexpr int kArtworkRowPadding = 16;
constexpr auto kArtworkRowInsets = gfx::Insets::TLBR(24, 0, 9, 0);
constexpr gfx::Size kArtworkRowPreferredSize =
gfx::Size(328, kDesiredArtworkSize);
constexpr int kMediaButtonRowPadding = 16;
constexpr auto kButtonRowInsets = gfx::Insets::TLBR(4, 0, 0, 0);
constexpr int kPlayPauseIconSize = 40;
constexpr int kMediaControlsIconSize = 24;
constexpr gfx::Size kPlayPauseButtonSize = gfx::Size(72, 72);
constexpr gfx::Size kMediaControlsButtonSize = gfx::Size(48, 48);
constexpr gfx::Size kMediaControlsButtonRowSize =
gfx::Size(328, kPlayPauseButtonSize.height());
constexpr gfx::Size kMediaButtonGroupSize =
gfx::Size(2 * kMediaControlsButtonSize.width() + kMediaButtonRowPadding,
kPlayPauseButtonSize.height());
constexpr int kArtworkCornerRadius = 4;
constexpr int kDragVelocityThreshold = 6;
constexpr int kDistanceDismissalThreshold = 20;
constexpr base::TimeDelta kAnimationDuration = base::Milliseconds(200);
// How long to wait (in milliseconds) for a new media session to begin.
constexpr base::TimeDelta kNextMediaDelay = base::Milliseconds(2500);
// Scales |size| to fit |view_size| while preserving proportions.
gfx::Size ScaleSizeToFitView(const gfx::Size& size,
const gfx::Size& view_size) {
// If |size| is too big in either dimension or two small in both
// dimensions, scale it appropriately.
if ((size.width() > view_size.width() ||
size.height() > view_size.height()) ||
(size.width() < view_size.width() &&
size.height() < view_size.height())) {
const float scale =
std::min(view_size.width() / static_cast<float>(size.width()),
view_size.height() / static_cast<float>(size.height()));
return gfx::ScaleToFlooredSize(size, scale);
}
return size;
}
const gfx::VectorIcon& GetVectorIconForMediaAction(MediaSessionAction action) {
switch (action) {
case MediaSessionAction::kPreviousTrack:
return vector_icons::kMediaPreviousTrackIcon;
case MediaSessionAction::kPause:
return vector_icons::kPauseIcon;
case MediaSessionAction::kNextTrack:
return vector_icons::kMediaNextTrackIcon;
case MediaSessionAction::kPlay:
return vector_icons::kPlayArrowIcon;
case MediaSessionAction::kSeekBackward:
return vector_icons::kMediaSeekBackwardIcon;
case MediaSessionAction::kSeekForward:
return vector_icons::kMediaSeekForwardIcon;
// The following actions are not yet supported on the controls.
case MediaSessionAction::kStop:
case MediaSessionAction::kSkipAd:
case MediaSessionAction::kSeekTo:
case MediaSessionAction::kScrubTo:
case MediaSessionAction::kEnterPictureInPicture:
case MediaSessionAction::kExitPictureInPicture:
case MediaSessionAction::kSwitchAudioDevice:
case MediaSessionAction::kToggleMicrophone:
case MediaSessionAction::kToggleCamera:
case MediaSessionAction::kHangUp:
case MediaSessionAction::kRaise:
case MediaSessionAction::kSetMute:
NOTREACHED();
break;
}
NOTREACHED();
return gfx::kNoneIcon;
}
// MediaActionButton is an image button with a custom ink drop mask.
class MediaActionButton : public views::ImageButton {
public:
MediaActionButton(LockScreenMediaControlsView* view,
int icon_size,
MediaSessionAction action,
const std::u16string& accessible_name)
: views::ImageButton(base::BindRepeating(
// Handle dynamically-updated button tags without rebinding.
[](LockScreenMediaControlsView* controls,
MediaActionButton* button) {
controls->ButtonPressed(
media_message_center::GetActionFromButtonTag(*button));
},
view,
this)),
icon_size_(icon_size) {
views::InkDrop::Get(this)->SetMode(views::InkDropHost::InkDropMode::ON);
SetHasInkDropActionOnClick(true);
views::InkDrop::Get(this)->SetCreateHighlightCallback(base::BindRepeating(
[](Button* host) {
return std::make_unique<views::InkDropHighlight>(
gfx::SizeF(host->size()),
views::InkDrop::Get(host)->GetBaseColor());
},
this));
SetImageHorizontalAlignment(views::ImageButton::ALIGN_CENTER);
SetImageVerticalAlignment(views::ImageButton::ALIGN_MIDDLE);
SetBorder(
views::CreateEmptyBorder(views::LayoutProvider::Get()->GetInsetsMetric(
views::INSETS_VECTOR_IMAGE_BUTTON)));
const bool is_play_pause = action == MediaSessionAction::kPause ||
action == MediaSessionAction::kPlay;
SetPreferredSize(is_play_pause ? kPlayPauseButtonSize
: kMediaControlsButtonSize);
SetFocusBehavior(views::View::FocusBehavior::ALWAYS);
SetAction(action, accessible_name);
SetInstallFocusRingOnFocus(true);
login_views_utils::ConfigureRectFocusRingCircleInkDrop(
this, views::FocusRing::Get(this), absl::nullopt);
}
MediaActionButton(const MediaActionButton&) = delete;
MediaActionButton& operator=(const MediaActionButton&) = delete;
~MediaActionButton() override = default;
void SetAction(MediaSessionAction action,
const std::u16string& accessible_name) {
set_tag(static_cast<int>(action));
SetTooltipText(accessible_name);
UpdateIcon();
}
// views::ImageButton:
void OnThemeChanged() override {
views::ImageButton::OnThemeChanged();
UpdateIcon();
}
private:
void UpdateIcon() {
views::SetImageFromVectorIcon(
this,
GetVectorIconForMediaAction(static_cast<MediaSessionAction>(tag())),
icon_size_,
AshColorProvider::Get()->GetContentLayerColor(
AshColorProvider::ContentLayerType::kIconColorPrimary));
}
int const icon_size_;
};
} // namespace
const char LockScreenMediaControlsView::kMediaControlsHideHistogramName[] =
"Media.LockScreenControls.Hide";
const char LockScreenMediaControlsView::kMediaControlsShownHistogramName[] =
"Media.LockScreenControls.Shown";
const char
LockScreenMediaControlsView::kMediaControlsUserActionHistogramName[] =
"Media.LockScreenControls.UserAction";
LockScreenMediaControlsView::Callbacks::Callbacks() = default;
LockScreenMediaControlsView::Callbacks::~Callbacks() = default;
LockScreenMediaControlsView::LockScreenMediaControlsView(
const Callbacks& callbacks)
: media_controls_enabled_(callbacks.media_controls_enabled),
hide_media_controls_(callbacks.hide_media_controls),
show_media_controls_(callbacks.show_media_controls) {
DCHECK(callbacks.media_controls_enabled);
DCHECK(callbacks.hide_media_controls);
DCHECK(callbacks.show_media_controls);
// Media controls should observe power events and handle the case of being
// created in suspended state.
if (base::PowerMonitor::AddPowerSuspendObserverAndReturnSuspendedState(
this)) {
// The system is in the power suspended state. Post OnSuspend call to run
// after LockContentsView is initialized.
base::ThreadTaskRunnerHandle::Get()->PostTask(
FROM_HERE, base::BindOnce(&LockScreenMediaControlsView::OnSuspend,
weak_ptr_factory_.GetWeakPtr()));
}
// Media controls have not been dismissed initially.
Shell::Get()->media_controller()->SetMediaControlsDismissed(false);
SetNotifyEnterExitOnChild(true);
contents_view_ = AddChildView(std::make_unique<views::View>());
contents_view_->SetLayoutManager(std::make_unique<views::BoxLayout>(
views::BoxLayout::Orientation::kVertical, kMediaControlsInsets));
contents_view_->SetPaintToLayer(); // Needed for opacity animation.
contents_view_->layer()->SetFillsBoundsOpaquely(false);
// |header_row_| contains the app icon and source title of the current media
// session. It also contains the close button.
header_row_ = contents_view_->AddChildView(
std::make_unique<MediaControlsHeaderView>(base::BindRepeating(
&LockScreenMediaControlsView::Dismiss, base::Unretained(this))));
// |artwork_row| contains the session artwork, artist and track info.
auto artwork_row = std::make_unique<NonAccessibleView>();
artwork_row->SetPreferredSize(kArtworkRowPreferredSize);
auto* artwork_row_layout =
artwork_row->SetLayoutManager(std::make_unique<views::BoxLayout>(
views::BoxLayout::Orientation::kHorizontal, kArtworkRowInsets,
kArtworkRowPadding));
artwork_row_layout->set_cross_axis_alignment(
views::BoxLayout::CrossAxisAlignment::kCenter);
artwork_row_layout->set_main_axis_alignment(
views::BoxLayout::MainAxisAlignment::kStart);
auto session_artwork = std::make_unique<views::ImageView>();
session_artwork->SetPreferredSize(
gfx::Size(kDesiredArtworkSize, kDesiredArtworkSize));
session_artwork_ = artwork_row->AddChildView(std::move(session_artwork));
session_artwork_->SetVisible(false);
// |track_column| contains the title and artist labels of the current media
// session.
auto track_column = std::make_unique<NonAccessibleView>();
auto* track_column_layout =
track_column->SetLayoutManager(std::make_unique<views::BoxLayout>(
views::BoxLayout::Orientation::kVertical));
track_column_layout->set_main_axis_alignment(
views::BoxLayout::MainAxisAlignment::kCenter);
const gfx::FontList& base_font_list = views::Label::GetDefaultFontList();
auto title_label = std::make_unique<views::Label>();
title_label->SetFontList(base_font_list.Derive(
2, gfx::Font::FontStyle::NORMAL, gfx::Font::Weight::BOLD));
title_label->SetAutoColorReadabilityEnabled(false);
title_label->SetElideBehavior(gfx::ELIDE_TAIL);
title_label->SetHorizontalAlignment(gfx::HorizontalAlignment::ALIGN_LEFT);
title_label_ = track_column->AddChildView(std::move(title_label));
auto artist_label = std::make_unique<views::Label>();
artist_label->SetFontList(base_font_list.Derive(
0, gfx::Font::FontStyle::NORMAL, gfx::Font::Weight::LIGHT));
artist_label->SetAutoColorReadabilityEnabled(false);
artist_label->SetElideBehavior(gfx::ELIDE_TAIL);
artist_label->SetHorizontalAlignment(gfx::HorizontalAlignment::ALIGN_LEFT);
artist_label_ = track_column->AddChildView(std::move(artist_label));
artwork_row->AddChildView(std::move(track_column));
contents_view_->AddChildView(std::move(artwork_row));
auto progress_view =
std::make_unique<media_message_center::MediaControlsProgressView>(
base::BindRepeating(&LockScreenMediaControlsView::SeekTo,
base::Unretained(this)));
progress_ = contents_view_->AddChildView(std::move(progress_view));
UpdateColors();
// |button_row_| contains the buttons for controlling playback.
auto button_row = std::make_unique<NonAccessibleView>();
// left_control_group contains previous_track_button and seek_backward_button.
auto left_control_group = std::make_unique<NonAccessibleView>();
// right_control_group contains next_track_button and seek_forward_button.
auto right_control_group = std::make_unique<NonAccessibleView>();
auto* button_row_layout =
button_row->SetLayoutManager(std::make_unique<views::BoxLayout>(
views::BoxLayout::Orientation::kHorizontal, kButtonRowInsets,
kMediaButtonRowPadding));
button_row_layout->set_cross_axis_alignment(
views::BoxLayout::CrossAxisAlignment::kCenter);
button_row_layout->set_main_axis_alignment(
views::BoxLayout::MainAxisAlignment::kCenter);
auto* left_control_group_layout =
left_control_group->SetLayoutManager(std::make_unique<views::BoxLayout>(
views::BoxLayout::Orientation::kHorizontal, gfx::Insets(),
kMediaButtonRowPadding));
left_control_group_layout->set_cross_axis_alignment(
views::BoxLayout::CrossAxisAlignment::kCenter);
left_control_group_layout->set_main_axis_alignment(
views::BoxLayout::MainAxisAlignment::kEnd);
auto* right_control_group_layout =
right_control_group->SetLayoutManager(std::make_unique<views::BoxLayout>(
views::BoxLayout::Orientation::kHorizontal, gfx::Insets(),
kMediaButtonRowPadding));
right_control_group_layout->set_cross_axis_alignment(
views::BoxLayout::CrossAxisAlignment::kCenter);
right_control_group_layout->set_main_axis_alignment(
views::BoxLayout::MainAxisAlignment::kStart);
button_row->SetPreferredSize(kMediaControlsButtonRowSize);
button_row_ = contents_view_->AddChildView(std::move(button_row));
left_control_group->SetPreferredSize(kMediaButtonGroupSize);
right_control_group->SetPreferredSize(kMediaButtonGroupSize);
media_action_buttons_.push_back(
left_control_group->AddChildView(std::make_unique<MediaActionButton>(
this, kMediaControlsIconSize, MediaSessionAction::kPreviousTrack,
l10n_util::GetStringUTF16(
IDS_ASH_LOCK_SCREEN_MEDIA_CONTROLS_ACTION_PREVIOUS_TRACK))));
media_action_buttons_.push_back(
left_control_group->AddChildView(std::make_unique<MediaActionButton>(
this, kMediaControlsIconSize, MediaSessionAction::kSeekBackward,
l10n_util::GetStringUTF16(
IDS_ASH_LOCK_SCREEN_MEDIA_CONTROLS_ACTION_SEEK_BACKWARD))));
button_row_->AddChildView(std::move(left_control_group));
// |play_pause_button_| toggles playback. If the current media is playing, the
// tag will be |MediaSessionAction::kPause|. If the current media is paused,
// the tag will be |MediaSessionAction::kPlay|.
play_pause_button_ =
button_row_->AddChildView(std::make_unique<MediaActionButton>(
this, kPlayPauseIconSize, MediaSessionAction::kPause,
l10n_util::GetStringUTF16(
IDS_ASH_LOCK_SCREEN_MEDIA_CONTROLS_ACTION_PAUSE)));
media_action_buttons_.push_back(play_pause_button_);
media_action_buttons_.push_back(
right_control_group->AddChildView(std::make_unique<MediaActionButton>(
this, kMediaControlsIconSize, MediaSessionAction::kSeekForward,
l10n_util::GetStringUTF16(
IDS_ASH_LOCK_SCREEN_MEDIA_CONTROLS_ACTION_SEEK_FORWARD))));
media_action_buttons_.push_back(
right_control_group->AddChildView(std::make_unique<MediaActionButton>(
this, kMediaControlsIconSize, MediaSessionAction::kNextTrack,
l10n_util::GetStringUTF16(
IDS_ASH_LOCK_SCREEN_MEDIA_CONTROLS_ACTION_NEXT_TRACK))));
button_row_->AddChildView(std::move(right_control_group));
// Set child view data to default values initially, until the media controller
// observers are triggered by a change in media session state.
MediaSessionMetadataChanged(absl::nullopt);
MediaSessionPositionChanged(absl::nullopt);
MediaControllerImageChanged(
media_session::mojom::MediaSessionImageType::kSourceIcon, SkBitmap());
SetArtwork(absl::nullopt);
// |service| can be null in tests.
media_session::MediaSessionService* service =
Shell::Get()->shell_delegate()->GetMediaSessionService();
if (!service)
return;
// Connect to the MediaControllerManager and create a MediaController that
// controls the active session so we can observe it.
mojo::Remote<media_session::mojom::MediaControllerManager>
controller_manager_remote;
service->BindMediaControllerManager(
controller_manager_remote.BindNewPipeAndPassReceiver());
controller_manager_remote->CreateActiveMediaController(
media_controller_remote_.BindNewPipeAndPassReceiver());
// Observe the active media controller for changes.
media_controller_remote_->AddObserver(
observer_receiver_.BindNewPipeAndPassRemote());
media_controller_remote_->ObserveImages(
media_session::mojom::MediaSessionImageType::kArtwork,
kMinimumArtworkSize, kDesiredArtworkSize,
artwork_observer_receiver_.BindNewPipeAndPassRemote());
media_controller_remote_->ObserveImages(
media_session::mojom::MediaSessionImageType::kSourceIcon,
kMinimumSourceIconSize, kDesiredSourceIconSize,
icon_observer_receiver_.BindNewPipeAndPassRemote());
}
LockScreenMediaControlsView::~LockScreenMediaControlsView() {
// If the screen is now unlocked and we were not hidden for another reason
// then we are being hidden because the device is now unlocked.
if (shown_ == Shown::kShown) {
if (!hide_reason_ && !Shell::Get()->session_controller()->IsScreenLocked())
hide_reason_ = HideReason::kUnlocked;
// Only record hide reason if there is one. The value could be missing
// when ash shuts down with the media controls.
if (hide_reason_) {
base::UmaHistogramEnumeration(kMediaControlsHideHistogramName,
*hide_reason_);
}
}
base::PowerMonitor::RemovePowerSuspendObserver(this);
}
gfx::Size LockScreenMediaControlsView::CalculatePreferredSize() const {
return contents_view_->GetPreferredSize();
}
void LockScreenMediaControlsView::Layout() {
contents_view_->SetBoundsRect(GetContentsBounds());
}
void LockScreenMediaControlsView::GetAccessibleNodeData(
ui::AXNodeData* node_data) {
node_data->role = ax::mojom::Role::kListItem;
node_data->AddStringAttribute(
ax::mojom::StringAttribute::kRoleDescription,
l10n_util::GetStringUTF8(
IDS_ASH_LOCK_SCREEN_MEDIA_CONTROLS_ACCESSIBLE_NAME));
if (!accessible_name_.empty())
node_data->SetName(accessible_name_);
}
void LockScreenMediaControlsView::OnMouseEntered(const ui::MouseEvent& event) {
if (is_in_drag_ || contents_view_->layer()->GetAnimator()->is_animating())
return;
header_row_->SetForceShowCloseButton(true);
}
void LockScreenMediaControlsView::OnMouseExited(const ui::MouseEvent& event) {
if (is_in_drag_ || contents_view_->layer()->GetAnimator()->is_animating())
return;
header_row_->SetForceShowCloseButton(false);
}
void LockScreenMediaControlsView::OnThemeChanged() {
views::View::OnThemeChanged();
UpdateColors();
}
void LockScreenMediaControlsView::MediaSessionInfoChanged(
media_session::mojom::MediaSessionInfoPtr session_info) {
if (hide_controls_timer_->IsRunning())
return;
// If the controls are disabled then don't show the controls.
if (!media_controls_enabled_.Run()) {
SetShown(Shown::kNotShownControlsDisabled);
return;
}
// If there is no session to show then don't show the controls.
if (!session_info) {
SetShown(Shown::kNotShownNoSession);
return;
}
// If the session is marked as sensitive then don't show the controls.
if (session_info->is_sensitive && !IsDrawn()) {
SetShown(Shown::kNotShownSessionSensitive);
return;
}
bool is_paused = session_info->playback_state ==
media_session::mojom::MediaPlaybackState::kPaused;
// If the screen is locked while media is paused then don't show the controls.
if (is_paused && !IsDrawn()) {
SetShown(Shown::kNotShownSessionPaused);
return;
}
if (!IsDrawn())
SetShown(Shown::kShown);
SetIsPlaying(!is_paused);
}
void LockScreenMediaControlsView::MediaSessionMetadataChanged(
const absl::optional<media_session::MediaMetadata>& metadata) {
if (hide_controls_timer_->IsRunning())
return;
media_session::MediaMetadata session_metadata =
metadata.value_or(media_session::MediaMetadata());
std::u16string source_title =
session_metadata.source_title.empty()
? message_center::MessageCenter::Get()->GetSystemNotificationAppName()
: session_metadata.source_title;
header_row_->SetAppName(source_title);
title_label_->SetText(session_metadata.title);
artist_label_->SetText(session_metadata.artist);
accessible_name_ =
media_message_center::GetAccessibleNameFromMetadata(session_metadata);
}
void LockScreenMediaControlsView::MediaSessionActionsChanged(
const std::vector<MediaSessionAction>& actions) {
if (hide_controls_timer_->IsRunning())
return;
enabled_actions_ =
base::flat_set<MediaSessionAction>(actions.begin(), actions.end());
UpdateActionButtonsVisibility();
}
void LockScreenMediaControlsView::MediaSessionChanged(
const absl::optional<base::UnguessableToken>& request_id) {
if (!media_session_id_.has_value()) {
media_session_id_ = request_id;
return;
}
// If |media_session_id_| resumed while waiting, don't hide the controls.
if (hide_controls_timer_->IsRunning() && request_id == media_session_id_)
hide_controls_timer_->Stop();
// If this session is different than the previous one, wait to see if the
// previous one resumes before hiding the controls.
if (request_id == media_session_id_)
return;
hide_controls_timer_->Start(
FROM_HERE, kNextMediaDelay,
base::BindOnce(&LockScreenMediaControlsView::Hide, base::Unretained(this),
HideReason::kSessionChanged));
}
void LockScreenMediaControlsView::MediaSessionPositionChanged(
const absl::optional<media_session::MediaPosition>& position) {
if (hide_controls_timer_->IsRunning())
return;
position_ = position;
if (!position.has_value()) {
if (progress_->GetVisible()) {
progress_->SetVisible(false);
Layout();
}
return;
}
progress_->UpdateProgress(*position);
if (!progress_->GetVisible()) {
progress_->SetVisible(true);
Layout();
}
}
void LockScreenMediaControlsView::MediaControllerImageChanged(
media_session::mojom::MediaSessionImageType type,
const SkBitmap& bitmap) {
if (hide_controls_timer_->IsRunning())
return;
// Convert the bitmap to kN32_SkColorType if necessary.
SkBitmap converted_bitmap;
if (bitmap.colorType() == kN32_SkColorType) {
converted_bitmap = bitmap;
} else {
SkImageInfo info = bitmap.info().makeColorType(kN32_SkColorType);
if (converted_bitmap.tryAllocPixels(info)) {
bitmap.readPixels(info, converted_bitmap.getPixels(),
converted_bitmap.rowBytes(), 0, 0);
}
}
switch (type) {
case media_session::mojom::MediaSessionImageType::kArtwork: {
absl::optional<gfx::ImageSkia> session_artwork;
if (!converted_bitmap.empty())
session_artwork = gfx::ImageSkia::CreateFrom1xBitmap(converted_bitmap);
SetArtwork(session_artwork);
break;
}
case media_session::mojom::MediaSessionImageType::kSourceIcon: {
auto session_icon = ui::ImageModel::FromImageSkia(
gfx::ImageSkia::CreateFrom1xBitmap(converted_bitmap));
if (session_icon.IsEmpty()) {
session_icon = ui::ImageModel::FromVectorIcon(
message_center::kProductIcon, ui::kColorIcon,
kDesiredSourceIconSize);
}
header_row_->SetAppIcon(session_icon);
}
}
}
void LockScreenMediaControlsView::OnImplicitAnimationsCompleted() {
Dismiss();
}
void LockScreenMediaControlsView::OnGestureEvent(ui::GestureEvent* event) {
gfx::Point point_in_screen = event->location();
ConvertPointToScreen(this, &point_in_screen);
switch (event->type()) {
case ui::ET_SCROLL_FLING_START:
case ui::ET_GESTURE_SCROLL_BEGIN: {
if (is_in_drag_)
break;
initial_drag_point_ = point_in_screen;
is_in_drag_ = true;
event->SetHandled();
break;
}
case ui::ET_GESTURE_SCROLL_UPDATE: {
last_fling_velocity_ = event->details().scroll_x();
UpdateDrag(point_in_screen);
event->SetHandled();
break;
}
case ui::ET_GESTURE_END: {
if (!is_in_drag_)
break;
EndDrag();
event->SetHandled();
break;
}
default:
break;
}
}
void LockScreenMediaControlsView::OnSuspend() {
Hide(HideReason::kDeviceSleep);
}
void LockScreenMediaControlsView::ButtonPressed(
media_session::mojom::MediaSessionAction action) {
if (base::Contains(enabled_actions_, action) &&
media_session_id_.has_value()) {
base::UmaHistogramEnumeration(kMediaControlsUserActionHistogramName,
action);
media_session::PerformMediaSessionAction(action, media_controller_remote_);
}
}
void LockScreenMediaControlsView::FlushForTesting() {
media_controller_remote_.FlushForTesting();
}
void LockScreenMediaControlsView::UpdateActionButtonsVisibility() {
base::flat_set<MediaSessionAction> ignored_actions = {
media_message_center::GetPlayPauseIgnoredAction(
media_message_center::GetActionFromButtonTag(*play_pause_button_))};
base::flat_set<MediaSessionAction> visible_actions =
media_message_center::GetTopVisibleActions(enabled_actions_,
ignored_actions, kMaxActions);
bool should_invalidate = false;
for (views::Button* action_button : media_action_buttons_) {
bool should_show = base::Contains(
visible_actions,
media_message_center::GetActionFromButtonTag(*action_button));
should_invalidate |= should_show != action_button->GetVisible();
action_button->SetVisible(should_show);
}
if (should_invalidate)
button_row_->InvalidateLayout();
}
void LockScreenMediaControlsView::SetIsPlaying(bool playing) {
if (playing) {
play_pause_button_->SetAction(
MediaSessionAction::kPause,
l10n_util::GetStringUTF16(
IDS_ASH_LOCK_SCREEN_MEDIA_CONTROLS_ACTION_PAUSE));
} else {
play_pause_button_->SetAction(
MediaSessionAction::kPlay,
l10n_util::GetStringUTF16(
IDS_ASH_LOCK_SCREEN_MEDIA_CONTROLS_ACTION_PLAY));
}
UpdateActionButtonsVisibility();
}
void LockScreenMediaControlsView::SeekTo(double seek_progress) {
DCHECK(position_.has_value());
media_controller_remote_->SeekTo(seek_progress * position_->duration());
base::UmaHistogramEnumeration(kMediaControlsUserActionHistogramName,
MediaSessionAction::kSeekTo);
}
void LockScreenMediaControlsView::Hide(HideReason reason) {
if (!hide_reason_ && GetVisible())
hide_reason_ = reason;
hide_media_controls_.Run();
}
void LockScreenMediaControlsView::HideArtwork() {
session_artwork_->SetVisible(false);
session_artwork_->SetImage(nullptr);
session_artwork_->InvalidateLayout();
}
void LockScreenMediaControlsView::SetShown(Shown shown) {
if (shown_ == shown)
return;
shown_ = shown;
base::UmaHistogramEnumeration(kMediaControlsShownHistogramName, shown);
if (shown == Shown::kShown) {
show_media_controls_.Run();
} else {
hide_media_controls_.Run();
}
}
void LockScreenMediaControlsView::Dismiss() {
media_controller_remote_->Stop();
base::UmaHistogramEnumeration(kMediaControlsUserActionHistogramName,
MediaSessionAction::kStop);
Hide(HideReason::kDismissedByUser);
}
void LockScreenMediaControlsView::SetArtwork(
absl::optional<gfx::ImageSkia> img) {
if (!img.has_value()) {
if (!session_artwork_->GetVisible() || hide_artwork_timer_->IsRunning())
return;
hide_artwork_timer_->Start(
FROM_HERE, kNextMediaDelay,
base::BindOnce(&LockScreenMediaControlsView::HideArtwork,
base::Unretained(this)));
return;
}
if (hide_artwork_timer_->IsRunning())
hide_artwork_timer_->Stop();
session_artwork_->SetVisible(true);
session_artwork_->SetImageSize(
ScaleSizeToFitView(img->size(), session_artwork_->GetPreferredSize()));
session_artwork_->SetImage(*img);
Layout();
session_artwork_->SetClipPath(GetArtworkClipPath());
}
SkPath LockScreenMediaControlsView::GetArtworkClipPath() const {
SkPath path;
path.addRoundRect(gfx::RectToSkRect(session_artwork_->GetImageBounds()),
kArtworkCornerRadius, kArtworkCornerRadius);
return path;
}
void LockScreenMediaControlsView::UpdateDrag(
const gfx::Point& location_in_screen) {
is_in_drag_ = true;
int drag_delta = location_in_screen.x() - initial_drag_point_.x();
// Don't let the user drag |contents_view_| below the view area.
if (contents_view_->bounds().x() + drag_delta <= GetLocalBounds().x()) {
return;
}
gfx::Transform transform;
transform.Translate(drag_delta, 0);
contents_view_->layer()->SetTransform(transform);
UpdateOpacity();
}
void LockScreenMediaControlsView::EndDrag() {
is_in_drag_ = false;
int threshold = GetBoundsInScreen().right() - kDistanceDismissalThreshold;
// If the user releases the drag with velocity over the threshold or drags
// |contents_view_| past the distance threshold, dismiss the controls.
if (last_fling_velocity_ >= kDragVelocityThreshold ||
(contents_view_->GetBoundsInScreen().x() >= threshold &&
last_fling_velocity_ < 1)) {
RunHideControlsAnimation();
return;
}
RunResetControlsAnimation();
}
void LockScreenMediaControlsView::UpdateOpacity() {
float progress =
GetBoundsInScreen().x() /
static_cast<float>(contents_view_->GetBoundsInScreen().right());
contents_view_->layer()->SetOpacity(progress);
}
void LockScreenMediaControlsView::RunHideControlsAnimation() {
ui::ScopedLayerAnimationSettings animation(
contents_view_->layer()->GetAnimator());
animation.AddObserver(this);
animation.SetPreemptionStrategy(
ui::LayerAnimator::IMMEDIATELY_ANIMATE_TO_NEW_TARGET);
animation.SetTransitionDuration(kAnimationDuration);
gfx::Transform transform;
transform.Translate(GetBoundsInScreen().right(), 0);
contents_view_->layer()->SetTransform(transform);
contents_view_->layer()->SetOpacity(0);
}
void LockScreenMediaControlsView::RunResetControlsAnimation() {
ui::ScopedLayerAnimationSettings animation(
contents_view_->layer()->GetAnimator());
animation.SetPreemptionStrategy(
ui::LayerAnimator::IMMEDIATELY_ANIMATE_TO_NEW_TARGET);
animation.SetTransitionDuration(kAnimationDuration);
contents_view_->layer()->SetTransform(gfx::Transform());
contents_view_->layer()->SetOpacity(1);
}
void LockScreenMediaControlsView::UpdateColors() {
const auto* color_provider = AshColorProvider::Get();
contents_view_->SetBackground(views::CreateRoundedRectBackground(
color_provider->GetBaseLayerColor(
AshColorProvider::BaseLayerType::kTransparent80),
kMediaControlsCornerRadius));
title_label_->SetEnabledColor(color_provider->GetContentLayerColor(
AshColorProvider::ContentLayerType::kTextColorPrimary));
artist_label_->SetEnabledColor(color_provider->GetContentLayerColor(
AshColorProvider::ContentLayerType::kTextColorSecondary));
progress_->SetForegroundColor(color_provider->GetContentLayerColor(
AshColorProvider::ContentLayerType::kProgressBarColorForeground));
progress_->SetBackgroundColor(color_provider->GetContentLayerColor(
AshColorProvider::ContentLayerType::kProgressBarColorBackground));
progress_->SetTextColor(color_provider->GetContentLayerColor(
AshColorProvider::ContentLayerType::kTextColorPrimary));
}
BEGIN_METADATA(LockScreenMediaControlsView, views::View)
END_METADATA
} // namespace ash