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// Copyright (c) 2012 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.
#ifndef ASH_COMMON_SYSTEM_DATE_DATE_VIEW_H_
#define ASH_COMMON_SYSTEM_DATE_DATE_VIEW_H_
#include <memory>
#include "ash/ash_export.h"
#include "ash/common/system/date/tray_date.h"
#include "ash/common/system/tray/actionable_view.h"
#include "base/i18n/time_formatting.h"
#include "base/macros.h"
#include "base/timer/timer.h"
#include "ui/views/view.h"
namespace base {
class Time;
}
namespace views {
class Label;
}
namespace ash {
namespace tray {
// Abstract base class containing common updating and layout code for the
// DateView popup and the TimeView tray icon. Exported for tests.
class ASH_EXPORT BaseDateTimeView : public ActionableView {
public:
~BaseDateTimeView() override;
// Updates the displayed text for the current time and calls SetTimer().
void UpdateText();
// views::View:
void GetAccessibleNodeData(ui::AXNodeData* node_data) override;
protected:
explicit BaseDateTimeView(SystemTrayItem* owner);
// Updates labels to display the current time.
virtual void UpdateTextInternal(const base::Time& now);
// Time format (12/24hr) used for accessibility string.
base::HourClockType hour_type_;
private:
// Starts |timer_| to schedule the next update.
void SetTimer(const base::Time& now);
// views::View:
void ChildPreferredSizeChanged(views::View* child) override;
void OnLocaleChanged() override;
// Invokes UpdateText() when the displayed time should change.
base::OneShotTimer timer_;
DISALLOW_COPY_AND_ASSIGN(BaseDateTimeView);
};
// Popup view used to display the date and day of week.
class ASH_EXPORT DateView : public BaseDateTimeView {
public:
enum class DateAction {
NONE,
SET_SYSTEM_TIME,
SHOW_DATE_SETTINGS,
};
explicit DateView(SystemTrayItem* owner);
~DateView() override;
// Sets the action the view should take. An actionable date view gives visual
// feedback on hover, can be focused by keyboard, and clicking/pressing space
// or enter on the view executes the action.
void SetAction(DateAction action);
// Updates the format of the displayed time.
void UpdateTimeFormat();
base::HourClockType GetHourTypeForTesting() const;
private:
// Sets active rendering state and updates the color of |date_label_|.
void SetActive(bool active);
// Updates the style of |date_label_| based on the current native theme.
void UpdateStyle();
// BaseDateTimeView:
void UpdateTextInternal(const base::Time& now) override;
// ActionableView:
bool PerformAction(const ui::Event& event) override;
// views::View:
void OnMouseEntered(const ui::MouseEvent& event) override;
void OnMouseExited(const ui::MouseEvent& event) override;
void OnGestureEvent(ui::GestureEvent* event) override;
void OnNativeThemeChanged(const ui::NativeTheme* theme) override;
views::Label* date_label_;
DateAction action_;
DISALLOW_COPY_AND_ASSIGN(DateView);
};
// Tray view used to display the current time.
// Exported for tests.
class ASH_EXPORT TimeView : public BaseDateTimeView {
public:
enum class ClockLayout {
HORIZONTAL_CLOCK,
VERTICAL_CLOCK,
};
explicit TimeView(ClockLayout clock_layout);
~TimeView() override;
// Updates the format of the displayed time.
void UpdateTimeFormat();
// Updates clock layout.
void UpdateClockLayout(ClockLayout clock_layout);
base::HourClockType GetHourTypeForTesting() const;
private:
friend class TimeViewTest;
// BaseDateTimeView:
void UpdateTextInternal(const base::Time& now) override;
// ActionableView:
bool PerformAction(const ui::Event& event) override;
// views::View:
bool OnMousePressed(const ui::MouseEvent& event) override;
void SetBorderFromLayout(ClockLayout clock_layout);
void SetupLabels();
void SetupLabel(views::Label* label);
// Label text used for the normal horizontal shelf.
std::unique_ptr<views::Label> horizontal_label_;
// The time label is split into two lines for the vertical shelf.
std::unique_ptr<views::Label> vertical_label_hours_;
std::unique_ptr<views::Label> vertical_label_minutes_;
DISALLOW_COPY_AND_ASSIGN(TimeView);
};
} // namespace tray
} // namespace ash
#endif // ASH_COMMON_SYSTEM_DATE_DATE_VIEW_H_