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| 1 // Copyright 2014 The Chromium Authors. All rights reserved. | |
| 2 // Use of this source code is governed by a BSD-style license that can be | |
| 3 // found in the LICENSE file. | |
| 4 | |
| 5 #include "ash/system/chromeos/virtual_keyboard/tray_keyboard_lock.h" | |
| 6 | |
| 7 #include "ash/shell.h" | |
| 8 #include "ash/system/tray/system_tray.h" | |
| 9 #include "ash/system/tray/tray_item_more.h" | |
| 10 #include "ash/system/tray_accessibility.h" | |
| 11 #include "ash/virtual_keyboard_controller.h" | |
| 12 #include "grit/ash_resources.h" | |
| 13 #include "grit/ash_strings.h" | |
| 14 #include "ui/base/l10n/l10n_util.h" | |
| 15 #include "ui/base/resource/resource_bundle.h" | |
| 16 #include "ui/gfx/display.h" | |
| 17 #include "ui/keyboard/keyboard_util.h" | |
| 18 | |
| 19 namespace ash { | |
| 20 | |
| 21 namespace tray { | |
| 22 | |
| 23 // System tray item that handles toggling the state of the keyboard between | |
| 24 // enabled and disabled. | |
| 25 class KeyboardLockDefaultView : public TrayItemMore, | |
| 26 public VirtualKeyboardObserver, | |
| 27 public AccessibilityObserver { | |
| 28 public: | |
| 29 explicit KeyboardLockDefaultView(SystemTrayItem* owner, bool suppressed); | |
| 30 virtual ~KeyboardLockDefaultView(); | |
| 31 | |
| 32 // ActionableView | |
| 33 bool PerformAction(const ui::Event& event) override; | |
| 34 | |
| 35 // VirtualKeyboardObserver | |
| 36 void OnKeyboardSuppressionChanged(bool suppressed) override; | |
| 37 | |
| 38 // AccessibilityObserver: | |
| 39 void OnAccessibilityModeChanged( | |
| 40 ui::AccessibilityNotificationVisibility notify) override; | |
| 41 | |
| 42 private: | |
| 43 void Update(); | |
| 44 | |
| 45 // Whether the virtual keyboard is suppressed. | |
| 46 bool suppressed_; | |
| 47 | |
| 48 DISALLOW_COPY_AND_ASSIGN(KeyboardLockDefaultView); | |
| 49 }; | |
| 50 | |
| 51 KeyboardLockDefaultView::KeyboardLockDefaultView(SystemTrayItem* owner, | |
| 52 bool suppressed) | |
| 53 : TrayItemMore(owner, false), suppressed_(suppressed) { | |
| 54 Update(); | |
| 55 Shell::GetInstance()->system_tray_notifier()->AddVirtualKeyboardObserver( | |
| 56 this); | |
| 57 Shell::GetInstance()->system_tray_notifier()->AddAccessibilityObserver(this); | |
| 58 } | |
| 59 | |
| 60 KeyboardLockDefaultView::~KeyboardLockDefaultView() { | |
| 61 Shell::GetInstance()->system_tray_notifier()->RemoveVirtualKeyboardObserver( | |
| 62 this); | |
| 63 Shell::GetInstance()->system_tray_notifier()->RemoveAccessibilityObserver( | |
| 64 this); | |
| 65 } | |
| 66 | |
| 67 bool KeyboardLockDefaultView::PerformAction(const ui::Event& event) { | |
| 68 Shell::GetInstance() | |
| 69 ->virtual_keyboard_controller() | |
| 70 ->ToggleIgnoreExternalKeyboard(); | |
| 71 return true; | |
| 72 } | |
| 73 | |
| 74 void KeyboardLockDefaultView::Update() { | |
| 75 base::string16 label; | |
| 76 ui::ResourceBundle& bundle = ui::ResourceBundle::GetSharedInstance(); | |
| 77 if (keyboard::IsKeyboardEnabled()) { | |
| 78 SetImage( | |
| 79 bundle.GetImageSkiaNamed(IDR_AURA_UBER_TRAY_VIRTUAL_KEYBOARD_ENABLED)); | |
| 80 label = l10n_util::GetStringUTF16(IDS_ASH_STATUS_TRAY_KEYBOARD_ENABLED); | |
| 81 } else { | |
| 82 SetImage( | |
| 83 bundle.GetImageSkiaNamed(IDR_AURA_UBER_TRAY_VIRTUAL_KEYBOARD_DISABLED)); | |
| 84 label = l10n_util::GetStringUTF16(IDS_ASH_STATUS_TRAY_KEYBOARD_DISABLED); | |
| 85 } | |
| 86 SetLabel(label); | |
| 87 SetAccessibleName(label); | |
| 88 SetVisible(suppressed_ && | |
| 89 !Shell::GetInstance() | |
| 90 ->accessibility_delegate() | |
| 91 ->IsVirtualKeyboardEnabled()); | |
| 92 } | |
| 93 | |
| 94 void KeyboardLockDefaultView::OnKeyboardSuppressionChanged(bool suppressed) { | |
| 95 suppressed_ = suppressed; | |
| 96 Update(); | |
| 97 } | |
| 98 | |
| 99 void KeyboardLockDefaultView::OnAccessibilityModeChanged( | |
| 100 ui::AccessibilityNotificationVisibility notify) { | |
| 101 Update(); | |
| 102 } | |
| 103 | |
| 104 } // namespace tray | |
| 105 | |
| 106 TrayKeyboardLock::TrayKeyboardLock(SystemTray* system_tray) | |
| 107 : SystemTrayItem(system_tray), virtual_keyboard_suppressed_(false) { | |
| 108 Shell::GetInstance()->system_tray_notifier()->AddVirtualKeyboardObserver( | |
| 109 this); | |
| 110 } | |
| 111 | |
| 112 TrayKeyboardLock::~TrayKeyboardLock() { | |
| 113 Shell::GetInstance()->system_tray_notifier()->RemoveVirtualKeyboardObserver( | |
| 114 this); | |
| 115 } | |
| 116 | |
| 117 void TrayKeyboardLock::OnKeyboardSuppressionChanged(bool suppressed) { | |
| 118 virtual_keyboard_suppressed_ = suppressed; | |
| 119 } | |
| 120 | |
| 121 views::View* TrayKeyboardLock::CreateDefaultView(user::LoginStatus status) { | |
| 122 return new tray::KeyboardLockDefaultView(this, virtual_keyboard_suppressed_); | |
| 123 } | |
| 124 | |
| 125 } // namespace ash | |
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