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// Copyright 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_SYSTEM_IME_TRAY_IME_CHROMEOS_H_
#define ASH_SYSTEM_IME_TRAY_IME_CHROMEOS_H_
#include <stddef.h>
#include "ash/system/chromeos/virtual_keyboard/virtual_keyboard_observer.h"
#include "ash/system/ime/ime_observer.h"
#include "ash/system/tray/system_tray_delegate.h"
#include "ash/system/tray/system_tray_item.h"
#include "ash/system/tray_accessibility.h"
#include "base/macros.h"
namespace views {
class Label;
}
namespace ash {
struct IMEInfo;
namespace tray {
class IMEDefaultView;
class IMEDetailedView;
class IMENotificationView;
}
class TrayItemView;
class ASH_EXPORT TrayIME : public SystemTrayItem,
public IMEObserver,
public AccessibilityObserver,
public VirtualKeyboardObserver {
public:
explicit TrayIME(SystemTray* system_tray);
~TrayIME() override;
// Overridden from VirtualKeyboardObserver.
void OnKeyboardSuppressionChanged(bool suppressed) override;
// Overridden from AccessibilityObserver:
void OnAccessibilityModeChanged(
ui::AccessibilityNotificationVisibility notify) override;
private:
friend class TrayIMETest;
// Repopulates the DefaultView and DetailedView.
void Update();
// Updates the System Tray label.
void UpdateTrayLabel(const IMEInfo& info, size_t count);
// Returns whether the virtual keyboard toggle should be shown in the
// detailed view.
bool ShouldShowKeyboardToggle();
// Returns the appropriate label for the detailed view.
base::string16 GetDefaultViewLabel(bool show_ime_label);
// Overridden from SystemTrayItem.
views::View* CreateTrayView(user::LoginStatus status) override;
views::View* CreateDefaultView(user::LoginStatus status) override;
views::View* CreateDetailedView(user::LoginStatus status) override;
void DestroyTrayView() override;
void DestroyDefaultView() override;
void DestroyDetailedView() override;
void UpdateAfterLoginStatusChange(user::LoginStatus status) override;
void UpdateAfterShelfAlignmentChange(ShelfAlignment alignment) override;
// Overridden from IMEObserver.
void OnIMERefresh() override;
// Whether the default view should be shown.
bool ShouldDefaultViewBeVisible();
TrayItemView* tray_label_;
tray::IMEDefaultView* default_;
tray::IMEDetailedView* detailed_;
// Whether the virtual keyboard is suppressed.
bool keyboard_suppressed_;
// Cached IME info.
IMEInfoList ime_list_;
IMEInfo current_ime_;
IMEPropertyInfoList property_list_;
DISALLOW_COPY_AND_ASSIGN(TrayIME);
};
} // namespace ash
#endif // ASH_SYSTEM_IME_TRAY_IME_CHROMEOS_H_
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