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// Copyright 2018 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_SYSTEM_UNIFIED_TOP_SHORTCUTS_VIEW_H_
#define ASH_SYSTEM_UNIFIED_TOP_SHORTCUTS_VIEW_H_
#include "ash/accessibility/accessibility_observer.h"
#include "ash/ash_export.h"
#include "ui/views/controls/button/button.h"
#include "ui/views/view.h"
namespace ash {
class CollapseButton;
class SignOutButton;
class TopShortcutButton;
class TopShortcutsViewTest;
class UnifiedSystemTrayController;
// Container for the top shortcut buttons. The view may narrow gaps between
// buttons when there's not enough space. When those doesn't fit in the view
// even after that, the sign-out button will be resized.
class TopShortcutButtonContainer : public views::View {
public:
TopShortcutButtonContainer();
~TopShortcutButtonContainer() override;
// views::View:
void Layout() override;
gfx::Size CalculatePreferredSize() const override;
void AddUserAvatarButton(views::View* user_avatar_button);
// Add the sign-out button, which can be resized upon layout.
void AddSignOutButton(views::View* sign_out_button);
private:
views::View* user_avatar_button_ = nullptr;
views::View* sign_out_button_ = nullptr;
DISALLOW_COPY_AND_ASSIGN(TopShortcutButtonContainer);
};
// Top shortcuts view shown on the top of UnifiedSystemTrayView.
class ASH_EXPORT TopShortcutsView : public views::View,
public views::ButtonListener,
public AccessibilityObserver {
public:
explicit TopShortcutsView(UnifiedSystemTrayController* controller);
~TopShortcutsView() override;
// Change the expanded state. CollapseButton icon will rotate.
void SetExpandedAmount(double expanded_amount);
// views::ButtonListener:
void ButtonPressed(views::Button* sender, const ui::Event& event) override;
// AccessibilityObserver:
void OnAccessibilityStatusChanged() override;
private:
friend class TopShortcutsViewTest;
UnifiedSystemTrayController* controller_;
// Owned by views hierarchy.
views::Button* user_avatar_button_ = nullptr;
SignOutButton* sign_out_button_ = nullptr;
TopShortcutButtonContainer* container_ = nullptr;
TopShortcutButton* lock_button_ = nullptr;
TopShortcutButton* settings_button_ = nullptr;
TopShortcutButton* power_button_ = nullptr;
CollapseButton* collapse_button_ = nullptr;
DISALLOW_COPY_AND_ASSIGN(TopShortcutsView);
};
} // namespace ash
#endif // ASH_SYSTEM_UNIFIED_TOP_SHORTCUTS_VIEW_H_