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| 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/ime/tray_ime.h" | |
| 6 | |
| 7 #include <vector> | |
| 8 | |
| 9 #include "ash/metrics/user_metrics_recorder.h" | |
| 10 #include "ash/root_window_controller.h" | |
| 11 #include "ash/session/session_state_delegate.h" | |
| 12 #include "ash/shelf/shelf_widget.h" | |
| 13 #include "ash/shell.h" | |
| 14 #include "ash/system/tray/hover_highlight_view.h" | |
| 15 #include "ash/system/tray/system_tray.h" | |
| 16 #include "ash/system/tray/system_tray_delegate.h" | |
| 17 #include "ash/system/tray/system_tray_notifier.h" | |
| 18 #include "ash/system/tray/tray_constants.h" | |
| 19 #include "ash/system/tray/tray_details_view.h" | |
| 20 #include "ash/system/tray/tray_item_more.h" | |
| 21 #include "ash/system/tray/tray_item_view.h" | |
| 22 #include "ash/system/tray/tray_utils.h" | |
| 23 #include "base/logging.h" | |
| 24 #include "base/strings/utf_string_conversions.h" | |
| 25 #include "grit/ash_resources.h" | |
| 26 #include "grit/ash_strings.h" | |
| 27 #include "ui/accessibility/ax_enums.h" | |
| 28 #include "ui/accessibility/ax_view_state.h" | |
| 29 #include "ui/base/resource/resource_bundle.h" | |
| 30 #include "ui/gfx/font.h" | |
| 31 #include "ui/gfx/image/image.h" | |
| 32 #include "ui/views/controls/label.h" | |
| 33 #include "ui/views/layout/box_layout.h" | |
| 34 #include "ui/views/widget/widget.h" | |
| 35 | |
| 36 namespace ash { | |
| 37 namespace tray { | |
| 38 | |
| 39 // A |HoverHighlightView| that uses bold or normal font depending on whetehr | |
| 40 // it is selected. This view exposes itself as a checkbox to the accessibility | |
| 41 // framework. | |
| 42 class SelectableHoverHighlightView : public HoverHighlightView { | |
| 43 public: | |
| 44 SelectableHoverHighlightView(ViewClickListener* listener, | |
| 45 const base::string16& label, | |
| 46 bool selected) | |
| 47 : HoverHighlightView(listener), selected_(selected) { | |
| 48 AddLabel( | |
| 49 label, gfx::ALIGN_LEFT, selected ? gfx::Font::BOLD : gfx::Font::NORMAL); | |
| 50 } | |
| 51 | |
| 52 ~SelectableHoverHighlightView() override {} | |
| 53 | |
| 54 protected: | |
| 55 // Overridden from views::View. | |
| 56 void GetAccessibleState(ui::AXViewState* state) override { | |
| 57 HoverHighlightView::GetAccessibleState(state); | |
| 58 state->role = ui::AX_ROLE_CHECK_BOX; | |
| 59 if (selected_) | |
| 60 state->AddStateFlag(ui::AX_STATE_CHECKED); | |
| 61 } | |
| 62 | |
| 63 private: | |
| 64 bool selected_; | |
| 65 | |
| 66 DISALLOW_COPY_AND_ASSIGN(SelectableHoverHighlightView); | |
| 67 }; | |
| 68 | |
| 69 class IMEDefaultView : public TrayItemMore { | |
| 70 public: | |
| 71 explicit IMEDefaultView(SystemTrayItem* owner) | |
| 72 : TrayItemMore(owner, true) { | |
| 73 ui::ResourceBundle& bundle = ui::ResourceBundle::GetSharedInstance(); | |
| 74 | |
| 75 SetImage(bundle.GetImageNamed( | |
| 76 IDR_AURA_UBER_TRAY_IME).ToImageSkia()); | |
| 77 | |
| 78 IMEInfo info; | |
| 79 Shell::GetInstance()->system_tray_delegate()->GetCurrentIME(&info); | |
| 80 UpdateLabel(info); | |
| 81 } | |
| 82 | |
| 83 ~IMEDefaultView() override {} | |
| 84 | |
| 85 void UpdateLabel(const IMEInfo& info) { | |
| 86 SetLabel(info.name); | |
| 87 SetAccessibleName(info.name); | |
| 88 } | |
| 89 | |
| 90 private: | |
| 91 DISALLOW_COPY_AND_ASSIGN(IMEDefaultView); | |
| 92 }; | |
| 93 | |
| 94 class IMEDetailedView : public TrayDetailsView, | |
| 95 public ViewClickListener { | |
| 96 public: | |
| 97 IMEDetailedView(SystemTrayItem* owner, user::LoginStatus login) | |
| 98 : TrayDetailsView(owner), | |
| 99 login_(login) { | |
| 100 SystemTrayDelegate* delegate = Shell::GetInstance()->system_tray_delegate(); | |
| 101 IMEInfoList list; | |
| 102 delegate->GetAvailableIMEList(&list); | |
| 103 IMEPropertyInfoList property_list; | |
| 104 delegate->GetCurrentIMEProperties(&property_list); | |
| 105 Update(list, property_list); | |
| 106 } | |
| 107 | |
| 108 ~IMEDetailedView() override {} | |
| 109 | |
| 110 void Update(const IMEInfoList& list, | |
| 111 const IMEPropertyInfoList& property_list) { | |
| 112 Reset(); | |
| 113 | |
| 114 AppendIMEList(list); | |
| 115 if (!property_list.empty()) | |
| 116 AppendIMEProperties(property_list); | |
| 117 bool userAddingRunning = ash::Shell::GetInstance() | |
| 118 ->session_state_delegate() | |
| 119 ->IsInSecondaryLoginScreen(); | |
| 120 | |
| 121 if (login_ != user::LOGGED_IN_NONE && login_ != user::LOGGED_IN_LOCKED && | |
| 122 !userAddingRunning) | |
| 123 AppendSettings(); | |
| 124 AppendHeaderEntry(); | |
| 125 | |
| 126 Layout(); | |
| 127 SchedulePaint(); | |
| 128 } | |
| 129 | |
| 130 private: | |
| 131 void AppendHeaderEntry() { | |
| 132 CreateSpecialRow(IDS_ASH_STATUS_TRAY_IME, this); | |
| 133 } | |
| 134 | |
| 135 void AppendIMEList(const IMEInfoList& list) { | |
| 136 ime_map_.clear(); | |
| 137 CreateScrollableList(); | |
| 138 for (size_t i = 0; i < list.size(); i++) { | |
| 139 HoverHighlightView* container = new SelectableHoverHighlightView( | |
| 140 this, list[i].name, list[i].selected); | |
| 141 scroll_content()->AddChildView(container); | |
| 142 ime_map_[container] = list[i].id; | |
| 143 } | |
| 144 } | |
| 145 | |
| 146 void AppendIMEProperties(const IMEPropertyInfoList& property_list) { | |
| 147 property_map_.clear(); | |
| 148 for (size_t i = 0; i < property_list.size(); i++) { | |
| 149 HoverHighlightView* container = new SelectableHoverHighlightView( | |
| 150 this, property_list[i].name, property_list[i].selected); | |
| 151 if (i == 0) | |
| 152 container->SetBorder(views::Border::CreateSolidSidedBorder( | |
| 153 1, 0, 0, 0, kBorderLightColor)); | |
| 154 scroll_content()->AddChildView(container); | |
| 155 property_map_[container] = property_list[i].key; | |
| 156 } | |
| 157 } | |
| 158 | |
| 159 void AppendSettings() { | |
| 160 HoverHighlightView* container = new HoverHighlightView(this); | |
| 161 container->AddLabel( | |
| 162 ui::ResourceBundle::GetSharedInstance().GetLocalizedString( | |
| 163 IDS_ASH_STATUS_TRAY_IME_SETTINGS), | |
| 164 gfx::ALIGN_LEFT, | |
| 165 gfx::Font::NORMAL); | |
| 166 AddChildView(container); | |
| 167 settings_ = container; | |
| 168 } | |
| 169 | |
| 170 // Overridden from ViewClickListener. | |
| 171 void OnViewClicked(views::View* sender) override { | |
| 172 SystemTrayDelegate* delegate = Shell::GetInstance()->system_tray_delegate(); | |
| 173 if (sender == footer()->content()) { | |
| 174 TransitionToDefaultView(); | |
| 175 } else if (sender == settings_) { | |
| 176 Shell::GetInstance()->metrics()->RecordUserMetricsAction( | |
| 177 ash::UMA_STATUS_AREA_IME_SHOW_DETAILED); | |
| 178 delegate->ShowIMESettings(); | |
| 179 } else { | |
| 180 std::map<views::View*, std::string>::const_iterator ime_find; | |
| 181 ime_find = ime_map_.find(sender); | |
| 182 if (ime_find != ime_map_.end()) { | |
| 183 Shell::GetInstance()->metrics()->RecordUserMetricsAction( | |
| 184 ash::UMA_STATUS_AREA_IME_SWITCH_MODE); | |
| 185 std::string ime_id = ime_find->second; | |
| 186 delegate->SwitchIME(ime_id); | |
| 187 GetWidget()->Close(); | |
| 188 } else { | |
| 189 std::map<views::View*, std::string>::const_iterator prop_find; | |
| 190 prop_find = property_map_.find(sender); | |
| 191 if (prop_find != property_map_.end()) { | |
| 192 const std::string key = prop_find->second; | |
| 193 delegate->ActivateIMEProperty(key); | |
| 194 GetWidget()->Close(); | |
| 195 } | |
| 196 } | |
| 197 } | |
| 198 } | |
| 199 | |
| 200 user::LoginStatus login_; | |
| 201 | |
| 202 std::map<views::View*, std::string> ime_map_; | |
| 203 std::map<views::View*, std::string> property_map_; | |
| 204 views::View* settings_; | |
| 205 | |
| 206 DISALLOW_COPY_AND_ASSIGN(IMEDetailedView); | |
| 207 }; | |
| 208 | |
| 209 } // namespace tray | |
| 210 | |
| 211 TrayIME::TrayIME(SystemTray* system_tray) | |
| 212 : SystemTrayItem(system_tray), | |
| 213 tray_label_(NULL), | |
| 214 default_(NULL), | |
| 215 detailed_(NULL) { | |
| 216 Shell::GetInstance()->system_tray_notifier()->AddIMEObserver(this); | |
| 217 } | |
| 218 | |
| 219 TrayIME::~TrayIME() { | |
| 220 Shell::GetInstance()->system_tray_notifier()->RemoveIMEObserver(this); | |
| 221 } | |
| 222 | |
| 223 void TrayIME::UpdateTrayLabel(const IMEInfo& current, size_t count) { | |
| 224 if (tray_label_) { | |
| 225 bool visible = count > 1; | |
| 226 tray_label_->SetVisible(visible); | |
| 227 // Do not change label before hiding because this change is noticeable. | |
| 228 if (!visible) | |
| 229 return; | |
| 230 if (current.third_party) { | |
| 231 tray_label_->label()->SetText( | |
| 232 current.short_name + base::UTF8ToUTF16("*")); | |
| 233 } else { | |
| 234 tray_label_->label()->SetText(current.short_name); | |
| 235 } | |
| 236 SetTrayLabelItemBorder(tray_label_, system_tray()->shelf_alignment()); | |
| 237 tray_label_->Layout(); | |
| 238 } | |
| 239 } | |
| 240 | |
| 241 views::View* TrayIME::CreateTrayView(user::LoginStatus status) { | |
| 242 CHECK(tray_label_ == NULL); | |
| 243 tray_label_ = new TrayItemView(this); | |
| 244 tray_label_->CreateLabel(); | |
| 245 SetupLabelForTray(tray_label_->label()); | |
| 246 // Hide IME tray when it is created, it will be updated when it is notified | |
| 247 // for IME refresh event. | |
| 248 tray_label_->SetVisible(false); | |
| 249 return tray_label_; | |
| 250 } | |
| 251 | |
| 252 views::View* TrayIME::CreateDefaultView(user::LoginStatus status) { | |
| 253 SystemTrayDelegate* delegate = Shell::GetInstance()->system_tray_delegate(); | |
| 254 IMEInfoList list; | |
| 255 IMEPropertyInfoList property_list; | |
| 256 delegate->GetAvailableIMEList(&list); | |
| 257 delegate->GetCurrentIMEProperties(&property_list); | |
| 258 if (list.size() <= 1 && property_list.size() <= 1) | |
| 259 return NULL; | |
| 260 CHECK(default_ == NULL); | |
| 261 default_ = new tray::IMEDefaultView(this); | |
| 262 return default_; | |
| 263 } | |
| 264 | |
| 265 views::View* TrayIME::CreateDetailedView(user::LoginStatus status) { | |
| 266 CHECK(detailed_ == NULL); | |
| 267 detailed_ = new tray::IMEDetailedView(this, status); | |
| 268 return detailed_; | |
| 269 } | |
| 270 | |
| 271 void TrayIME::DestroyTrayView() { | |
| 272 tray_label_ = NULL; | |
| 273 } | |
| 274 | |
| 275 void TrayIME::DestroyDefaultView() { | |
| 276 default_ = NULL; | |
| 277 } | |
| 278 | |
| 279 void TrayIME::DestroyDetailedView() { | |
| 280 detailed_ = NULL; | |
| 281 } | |
| 282 | |
| 283 void TrayIME::UpdateAfterLoginStatusChange(user::LoginStatus status) { | |
| 284 } | |
| 285 | |
| 286 void TrayIME::UpdateAfterShelfAlignmentChange(ShelfAlignment alignment) { | |
| 287 SetTrayLabelItemBorder(tray_label_, alignment); | |
| 288 tray_label_->Layout(); | |
| 289 } | |
| 290 | |
| 291 void TrayIME::OnIMERefresh() { | |
| 292 SystemTrayDelegate* delegate = Shell::GetInstance()->system_tray_delegate(); | |
| 293 IMEInfoList list; | |
| 294 IMEInfo current; | |
| 295 IMEPropertyInfoList property_list; | |
| 296 delegate->GetCurrentIME(¤t); | |
| 297 delegate->GetAvailableIMEList(&list); | |
| 298 delegate->GetCurrentIMEProperties(&property_list); | |
| 299 | |
| 300 UpdateTrayLabel(current, list.size()); | |
| 301 | |
| 302 if (default_) | |
| 303 default_->UpdateLabel(current); | |
| 304 if (detailed_) | |
| 305 detailed_->Update(list, property_list); | |
| 306 } | |
| 307 | |
| 308 } // namespace ash | |
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