tray_settings.cc revision 3551c9c881056c480085172ff9840cab31610854
1// Copyright (c) 2012 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/settings/tray_settings.h" 6 7#include "ash/shell.h" 8#include "ash/system/chromeos/power/power_status.h" 9#include "ash/system/chromeos/power/power_status_view.h" 10#include "ash/system/tray/actionable_view.h" 11#include "ash/system/tray/fixed_sized_image_view.h" 12#include "ash/system/tray/system_tray_delegate.h" 13#include "ash/system/tray/tray_constants.h" 14#include "base/logging.h" 15#include "base/strings/utf_string_conversions.h" 16#include "grit/ash_resources.h" 17#include "grit/ash_strings.h" 18#include "third_party/skia/include/core/SkColor.h" 19#include "ui/base/accessibility/accessible_view_state.h" 20#include "ui/base/resource/resource_bundle.h" 21#include "ui/gfx/image/image.h" 22#include "ui/views/controls/image_view.h" 23#include "ui/views/controls/label.h" 24#include "ui/views/layout/box_layout.h" 25#include "ui/views/layout/fill_layout.h" 26#include "ui/views/view.h" 27 28namespace ash { 29namespace internal { 30 31namespace tray { 32 33class SettingsDefaultView : public ActionableView, 34 public PowerStatus::Observer { 35 public: 36 explicit SettingsDefaultView(user::LoginStatus status) 37 : login_status_(status), 38 label_(NULL), 39 power_status_view_(NULL) { 40 PowerStatus::Get()->AddObserver(this); 41 SetLayoutManager(new views::BoxLayout(views::BoxLayout::kHorizontal, 42 ash::kTrayPopupPaddingHorizontal, 0, 43 ash::kTrayPopupPaddingBetweenItems)); 44 45 bool power_view_right_align = false; 46 if (login_status_ != user::LOGGED_IN_NONE && 47 login_status_ != user::LOGGED_IN_LOCKED) { 48 ui::ResourceBundle& rb = ui::ResourceBundle::GetSharedInstance(); 49 views::ImageView* icon = 50 new ash::internal::FixedSizedImageView(0, ash::kTrayPopupItemHeight); 51 icon->SetImage( 52 rb.GetImageNamed(IDR_AURA_UBER_TRAY_SETTINGS).ToImageSkia()); 53 AddChildView(icon); 54 55 base::string16 text = rb.GetLocalizedString(IDS_ASH_STATUS_TRAY_SETTINGS); 56 label_ = new views::Label(text); 57 AddChildView(label_); 58 SetAccessibleName(text); 59 60 power_view_right_align = true; 61 } 62 63 if (PowerStatus::Get()->IsBatteryPresent()) { 64 power_status_view_ = new ash::internal::PowerStatusView( 65 ash::internal::PowerStatusView::VIEW_DEFAULT, power_view_right_align); 66 AddChildView(power_status_view_); 67 OnPowerStatusChanged(); 68 } 69 } 70 71 virtual ~SettingsDefaultView() { 72 PowerStatus::Get()->RemoveObserver(this); 73 } 74 75 // Overridden from ash::internal::ActionableView. 76 virtual bool PerformAction(const ui::Event& event) OVERRIDE { 77 if (login_status_ == user::LOGGED_IN_NONE || 78 login_status_ == user::LOGGED_IN_LOCKED) 79 return false; 80 81 ash::Shell::GetInstance()->system_tray_delegate()->ShowSettings(); 82 return true; 83 } 84 85 // Overridden from views::View. 86 virtual void Layout() OVERRIDE { 87 views::View::Layout(); 88 89 if (label_ && power_status_view_) { 90 // Let the box-layout do the layout first. Then move power_status_view_ 91 // to right align if it is created. 92 gfx::Size size = power_status_view_->GetPreferredSize(); 93 gfx::Rect bounds(size); 94 bounds.set_x(width() - size.width() - ash::kTrayPopupPaddingBetweenItems); 95 bounds.set_y((height() - size.height()) / 2); 96 power_status_view_->SetBoundsRect(bounds); 97 } 98 } 99 100 // Overridden from views::View. 101 virtual void ChildPreferredSizeChanged(views::View* child) OVERRIDE { 102 views::View::ChildPreferredSizeChanged(child); 103 Layout(); 104 } 105 106 // Overridden from PowerStatus::Observer. 107 virtual void OnPowerStatusChanged() OVERRIDE { 108 if (!PowerStatus::Get()->IsBatteryPresent()) 109 return; 110 111 base::string16 accessible_name = label_ ? 112 label_->text() + ASCIIToUTF16(", ") + 113 PowerStatus::Get()->GetAccessibleNameString() : 114 PowerStatus::Get()->GetAccessibleNameString(); 115 SetAccessibleName(accessible_name); 116 } 117 118 private: 119 user::LoginStatus login_status_; 120 views::Label* label_; 121 ash::internal::PowerStatusView* power_status_view_; 122 123 DISALLOW_COPY_AND_ASSIGN(SettingsDefaultView); 124 }; 125 126} // namespace tray 127 128TraySettings::TraySettings(SystemTray* system_tray) 129 : SystemTrayItem(system_tray), 130 default_view_(NULL) { 131} 132 133TraySettings::~TraySettings() { 134} 135 136views::View* TraySettings::CreateTrayView(user::LoginStatus status) { 137 return NULL; 138} 139 140views::View* TraySettings::CreateDefaultView(user::LoginStatus status) { 141 if ((status == user::LOGGED_IN_NONE || status == user::LOGGED_IN_LOCKED) && 142 !PowerStatus::Get()->IsBatteryPresent()) 143 return NULL; 144 145 if (!ash::Shell::GetInstance()->system_tray_delegate()->ShouldShowSettings()) 146 return NULL; 147 148 CHECK(default_view_ == NULL); 149 default_view_ = new tray::SettingsDefaultView(status); 150 return default_view_; 151} 152 153views::View* TraySettings::CreateDetailedView(user::LoginStatus status) { 154 NOTIMPLEMENTED(); 155 return NULL; 156} 157 158void TraySettings::DestroyTrayView() { 159} 160 161void TraySettings::DestroyDefaultView() { 162 default_view_ = NULL; 163} 164 165void TraySettings::DestroyDetailedView() { 166} 167 168void TraySettings::UpdateAfterLoginStatusChange(user::LoginStatus status) { 169} 170 171} // namespace internal 172} // namespace ash 173