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// Copyright 2017 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 "ui/message_center/views/notification_control_buttons_view.h"
#include "base/memory/ptr_util.h"
#include "ui/base/l10n/l10n_util.h"
#include "ui/compositor/layer.h"
#include "ui/events/event.h"
#include "ui/gfx/animation/linear_animation.h"
#include "ui/message_center/message_center_style.h"
#include "ui/message_center/views/message_view.h"
#include "ui/message_center/views/padded_button.h"
#include "ui/strings/grit/ui_strings.h"
#include "ui/views/background.h"
#include "ui/views/layout/box_layout.h"
namespace {
// This value should be the same as the duration of reveal animation of
// the settings view of an Android notification.
constexpr auto kBackgroundColorChangeDuration =
base::TimeDelta::FromMilliseconds(360);
// The initial background color of the view.
constexpr SkColor kInitialBackgroundColor =
message_center::kControlButtonBackgroundColor;
} // anonymous namespace
namespace message_center {
const char NotificationControlButtonsView::kViewClassName[] =
"NotificationControlButtonsView";
NotificationControlButtonsView::NotificationControlButtonsView(
MessageView* message_view)
: message_view_(message_view),
bgcolor_origin_(kInitialBackgroundColor),
bgcolor_target_(kInitialBackgroundColor) {
DCHECK(message_view);
SetLayoutManager(new views::BoxLayout(views::BoxLayout::kHorizontal));
// Use layer to change the opacity.
SetPaintToLayer();
layer()->SetFillsBoundsOpaquely(false);
SetBackground(views::CreateSolidBackground(kInitialBackgroundColor));
}
NotificationControlButtonsView::~NotificationControlButtonsView() = default;
void NotificationControlButtonsView::ShowCloseButton(bool show) {
if (show && !close_button_) {
close_button_ = base::MakeUnique<message_center::PaddedButton>(this);
close_button_->set_owned_by_client();
close_button_->SetImage(views::CustomButton::STATE_NORMAL,
message_center::GetCloseIcon());
close_button_->SetAccessibleName(l10n_util::GetStringUTF16(
IDS_MESSAGE_CENTER_CLOSE_NOTIFICATION_BUTTON_ACCESSIBLE_NAME));
close_button_->SetTooltipText(l10n_util::GetStringUTF16(
IDS_MESSAGE_CENTER_CLOSE_NOTIFICATION_BUTTON_TOOLTIP));
close_button_->SetBackground(
views::CreateSolidBackground(SK_ColorTRANSPARENT));
// Add the button at the last.
DCHECK_LE(child_count(), 1);
AddChildView(close_button_.get());
} else if (!show && close_button_) {
DCHECK(Contains(close_button_.get()));
close_button_.reset();
}
}
void NotificationControlButtonsView::ShowSettingsButton(bool show) {
if (show && !settings_button_) {
settings_button_ = base::MakeUnique<message_center::PaddedButton>(this);
settings_button_->set_owned_by_client();
settings_button_->SetImage(views::CustomButton::STATE_NORMAL,
message_center::GetSettingsIcon());
settings_button_->SetAccessibleName(l10n_util::GetStringUTF16(
IDS_MESSAGE_NOTIFICATION_SETTINGS_BUTTON_ACCESSIBLE_NAME));
settings_button_->SetTooltipText(l10n_util::GetStringUTF16(
IDS_MESSAGE_NOTIFICATION_SETTINGS_BUTTON_ACCESSIBLE_NAME));
settings_button_->SetBackground(
views::CreateSolidBackground(SK_ColorTRANSPARENT));
// Add the button at the first.
DCHECK_LE(child_count(), 1);
AddChildViewAt(settings_button_.get(), 0);
} else if (!show && settings_button_) {
DCHECK(Contains(settings_button_.get()));
settings_button_.reset();
}
}
void NotificationControlButtonsView::SetBackgroundColor(
const SkColor& target_bgcolor) {
DCHECK(background());
if (background()->get_color() != target_bgcolor) {
bgcolor_origin_ = background()->get_color();
bgcolor_target_ = target_bgcolor;
if (bgcolor_animation_)
bgcolor_animation_->End();
bgcolor_animation_.reset(new gfx::LinearAnimation(this));
bgcolor_animation_->SetDuration(kBackgroundColorChangeDuration);
bgcolor_animation_->Start();
}
}
void NotificationControlButtonsView::SetVisible(bool visible) {
DCHECK(layer());
// Manipulate the opacity instead of changing the visibility to keep the tab
// order even when the view is invisible.
layer()->SetOpacity(visible ? 1. : 0.);
set_can_process_events_within_subtree(visible);
}
void NotificationControlButtonsView::RequestFocusOnCloseButton() {
if (close_button_)
close_button_->RequestFocus();
}
bool NotificationControlButtonsView::IsCloseButtonFocused() const {
return close_button_ && close_button_->HasFocus();
}
bool NotificationControlButtonsView::IsSettingsButtonFocused() const {
return settings_button_ && settings_button_->HasFocus();
}
message_center::PaddedButton* NotificationControlButtonsView::close_button()
const {
return close_button_.get();
}
message_center::PaddedButton* NotificationControlButtonsView::settings_button()
const {
return settings_button_.get();
}
const char* NotificationControlButtonsView::GetClassName() const {
return kViewClassName;
}
void NotificationControlButtonsView::ButtonPressed(views::Button* sender,
const ui::Event& event) {
if (close_button_ && sender == close_button_.get()) {
message_view_->OnCloseButtonPressed();
} else if (settings_button_ && sender == settings_button_.get()) {
message_view_->OnSettingsButtonPressed();
}
}
void NotificationControlButtonsView::AnimationProgressed(
const gfx::Animation* animation) {
DCHECK_EQ(animation, bgcolor_animation_.get());
const SkColor color = gfx::Tween::ColorValueBetween(
animation->GetCurrentValue(), bgcolor_origin_, bgcolor_target_);
SetBackground(views::CreateSolidBackground(color));
SchedulePaint();
}
void NotificationControlButtonsView::AnimationEnded(
const gfx::Animation* animation) {
DCHECK_EQ(animation, bgcolor_animation_.get());
bgcolor_animation_.reset();
bgcolor_origin_ = bgcolor_target_;
}
void NotificationControlButtonsView::AnimationCanceled(
const gfx::Animation* animation) {
// The animation is never cancelled explicitly.
NOTREACHED();
bgcolor_origin_ = bgcolor_target_;
SetBackground(views::CreateSolidBackground(bgcolor_target_));
SchedulePaint();
}
} // namespace message_center
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