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// Copyright 2021 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/views/examples/notification_example.h"
#include <algorithm>
#include <memory>
#include <string>
#include <vector>
#include "base/memory/scoped_refptr.h"
#include "third_party/skia/include/core/SkBitmap.h"
#include "third_party/skia/include/core/SkCanvas.h"
#include "third_party/skia/include/core/SkPaint.h"
#include "ui/base/l10n/l10n_util.h"
#include "ui/color/color_provider.h"
#include "ui/gfx/image/image.h"
#include "ui/gfx/image/image_unittest_util.h"
#include "ui/message_center/message_center.h"
#include "ui/message_center/public/cpp/notification.h"
#include "ui/message_center/public/cpp/notification_delegate.h"
#include "ui/message_center/public/cpp/notification_types.h"
#include "ui/message_center/public/cpp/notifier_id.h"
#include "ui/message_center/views/notification_view.h"
#include "ui/views/examples/examples_color_id.h"
#include "ui/views/examples/grit/views_examples_resources.h"
#include "ui/views/layout/flex_layout.h"
#include "ui/views/layout/flex_layout_types.h"
#include "url/gurl.h"
namespace {
gfx::Image CreateTestImage(const gfx::Size& size,
const ui::ColorProvider* provider) {
SkBitmap bitmap =
gfx::test::CreateBitmap(size.width(), size.height(), SK_ColorTRANSPARENT);
SkCanvas canvas(bitmap);
SkScalar radius = std::min(size.width(), size.height()) * SK_ScalarHalf;
SkPaint paint;
paint.setColor(provider->GetColor(
views::examples::ExamplesColorIds::kColorNotificationExampleImage));
paint.setStyle(SkPaint::kFill_Style);
paint.setAntiAlias(true);
canvas.drawCircle(radius, radius, radius, paint);
return gfx::Image::CreateFrom1xBitmap(bitmap);
}
} // namespace
namespace views::examples {
NotificationExample::NotificationExample()
: ExampleBase(
l10n_util::GetStringUTF8(IDS_NOTIFICATION_SELECT_LABEL).c_str()) {
message_center::MessageCenter::Initialize();
}
NotificationExample::~NotificationExample() {
message_center::MessageCenter::Shutdown();
observer_.Reset();
}
void NotificationExample::CreateExampleView(View* container) {
container->SetLayoutManager(std::make_unique<FlexLayout>())
->SetCrossAxisAlignment(LayoutAlignment::kStart);
observer_.Observe(container);
}
void NotificationExample::OnViewAddedToWidget(View* observed_view) {
auto* const cp = observed_view->GetColorProvider();
message_center::RichNotificationData data;
data.settings_button_handler = message_center::SettingsButtonHandler::INLINE;
message_center::Notification notification(
message_center::NOTIFICATION_TYPE_SIMPLE, "id", u"Title", u"Message",
ui::ImageModel::FromImage(CreateTestImage(gfx::Size(80, 80), cp)),
std::u16string(), GURL(),
message_center::NotifierId(
GURL(), l10n_util::GetStringUTF16(IDS_NOTIFICATION_TITLE_LABEL),
/*web_app_id=*/std::nullopt),
data, base::MakeRefCounted<message_center::NotificationDelegate>());
notification.SetSmallImage(CreateTestImage(gfx::Size(16, 16), cp));
notification.SetImage(CreateTestImage(gfx::Size(320, 240), cp));
std::vector<message_center::ButtonInfo> buttons = {
message_center::ButtonInfo(u"No-op"),
message_center::ButtonInfo(u"Text input")};
buttons[1].placeholder = u"Placeholder";
notification.set_buttons(buttons);
message_center::MessageCenter::Get()->AddNotification(
std::make_unique<message_center::Notification>(notification));
auto* const notification_view = observed_view->AddChildView(
std::make_unique<message_center::NotificationView>(notification));
notification_view->SetProperty(
views::kFlexBehaviorKey,
FlexSpecification(MinimumFlexSizeRule::kPreferredSnapToMinimum,
MaximumFlexSizeRule::kPreferred));
}
void NotificationExample::OnViewIsDeleting(View* observed_view) {
observer_.Reset();
}
} // namespace views::examples
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