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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 ASH_SYSTEM_UNIFIED_NOTIFICATION_COUNTER_VIEW_H_
#define ASH_SYSTEM_UNIFIED_NOTIFICATION_COUNTER_VIEW_H_
#include <optional>
#include <string>
#include "ash/ash_export.h"
#include "ash/system/tray/tray_item_view.h"
#include "base/memory/raw_ptr.h"
#include "ui/base/metadata/metadata_header_macros.h"
namespace session_manager {
enum class SessionState;
} // namespace session_manager
namespace views {
class Separator;
} // namespace views
namespace ash {
class NotificationIconsController;
// Maximum count of notification shown by a number label. "+" icon is shown
// instead if it exceeds this limit.
constexpr size_t kTrayNotificationMaxCount = 9;
// A notification counter view in UnifiedSystemTray button.
class ASH_EXPORT NotificationCounterView : public TrayItemView {
METADATA_HEADER(NotificationCounterView, TrayItemView)
public:
NotificationCounterView(Shelf* shelf,
NotificationIconsController* controller);
~NotificationCounterView() override;
NotificationCounterView(const NotificationCounterView&) = delete;
NotificationCounterView& operator=(const NotificationCounterView&) = delete;
void Update();
// Returns a string describing the current state for accessibility, if any.
std::optional<std::u16string> GetAccessibleNameString() const;
// TrayItemView:
void HandleLocaleChange() override;
void OnThemeChanged() override;
void UpdateLabelOrImageViewColor(bool active) override;
int count_for_display_for_testing() const { return count_for_display_; }
private:
// The type / number of the icon that is currently set to the image view.
// 0 indicates no icon is drawn yet.
// 1 through |kTrayNotificationMaxCount| indicates each number icons.
// |kTrayNotificationMaxCount| + 1 indicates the plus icon.
int count_for_display_ = 0;
const raw_ptr<NotificationIconsController, DanglingUntriaged> controller_;
};
// A do-not-distrub icon view in UnifiedSystemTray button.
class QuietModeView : public TrayItemView {
METADATA_HEADER(QuietModeView, TrayItemView)
public:
explicit QuietModeView(Shelf* shelf);
~QuietModeView() override;
QuietModeView(const QuietModeView&) = delete;
QuietModeView& operator=(const QuietModeView&) = delete;
const std::u16string& GetAccessibleNameString() const;
void Update();
// TrayItemView:
void HandleLocaleChange() override;
void OnThemeChanged() override;
void UpdateLabelOrImageViewColor(bool active) override;
};
// Separator view in UnifiedSystemTray button.
class SeparatorTrayItemView : public TrayItemView {
METADATA_HEADER(SeparatorTrayItemView, TrayItemView)
public:
explicit SeparatorTrayItemView(Shelf* shelf);
~SeparatorTrayItemView() override;
SeparatorTrayItemView(const SeparatorTrayItemView&) = delete;
SeparatorTrayItemView& operator=(const SeparatorTrayItemView&) = delete;
// TrayItemView:
void HandleLocaleChange() override;
// Update the color of separator depending on the given state.
void UpdateColor(session_manager::SessionState state);
private:
raw_ptr<views::Separator> separator_ = nullptr;
};
} // namespace ash
#endif // ASH_SYSTEM_UNIFIED_NOTIFICATION_COUNTER_VIEW_H_
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