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// Copyright 2018 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef CHROME_BROWSER_NOTIFICATIONS_POPUPS_ONLY_UI_CONTROLLER_H_
#define CHROME_BROWSER_NOTIFICATIONS_POPUPS_ONLY_UI_CONTROLLER_H_
#include <memory>
#include "base/memory/raw_ptr.h"
#include "ui/message_center/message_center.h"
#include "ui/message_center/message_center_observer.h"
namespace message_center {
class DesktopMessagePopupCollection;
} // namespace message_center
// A message center view implementation that shows notification popups (toasts)
// in the corner of the screen, but has no dedicated message center (widget with
// multiple notifications inside). This is used on Windows and Linux for
// non-native notifications.
class PopupsOnlyUiController : public message_center::MessageCenterObserver {
public:
PopupsOnlyUiController();
PopupsOnlyUiController(const PopupsOnlyUiController&) = delete;
PopupsOnlyUiController& operator=(const PopupsOnlyUiController&) = delete;
~PopupsOnlyUiController() override;
// MessageCenterObserver:
void OnNotificationAdded(const std::string& notification_id) override;
void OnNotificationRemoved(const std::string& notification_id,
bool b_user) override;
void OnNotificationUpdated(const std::string& notification_id) override;
void OnNotificationClicked(
const std::string& notification_id,
const std::optional<int>& button_index,
const std::optional<std::u16string>& reply) override;
void OnBlockingStateChanged(
message_center::NotificationBlocker* blocker) override;
bool popups_visible() const { return popups_visible_; }
private:
const raw_ptr<message_center::MessageCenter> message_center_;
std::unique_ptr<message_center::DesktopMessagePopupCollection>
popup_collection_;
// Update the visibility of the popup bubbles. Shows or hides them if
// necessary.
void ShowOrHidePopupBubbles();
bool popups_visible_ = false;
};
#endif // CHROME_BROWSER_NOTIFICATIONS_POPUPS_ONLY_UI_CONTROLLER_H_
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