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| 1 // Copyright (c) 2006-2008 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2006-2008 The Chromium Authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
| 4 | 4 |
| 5 #include "views/focus/external_focus_tracker.h" | 5 #include "views/focus/external_focus_tracker.h" |
| 6 | 6 |
| 7 #include "base/logging.h" | 7 #include "base/logging.h" |
| 8 #include "views/view.h" | 8 #include "views/view.h" |
| 9 #include "views/focus/view_storage.h" | 9 #include "views/focus/view_storage.h" |
| 10 | 10 |
| 11 namespace views { | 11 namespace views { |
| 12 | 12 |
| 13 ExternalFocusTracker::ExternalFocusTracker(View* parent_view, | 13 ExternalFocusTracker::ExternalFocusTracker(View* parent_view, |
| 14 FocusManager* focus_manager) | 14 FocusManager* focus_manager) |
| 15 : focus_manager_(focus_manager), | 15 : focus_manager_(focus_manager), |
| 16 parent_view_(parent_view) { | 16 parent_view_(parent_view) { |
| 17 DCHECK(focus_manager); | 17 DCHECK(focus_manager); |
| 18 DCHECK(parent_view); | 18 DCHECK(parent_view); |
| 19 view_storage_ = ViewStorage::GetSharedInstance(); | 19 view_storage_ = ViewStorage::GetInstance(); |
| 20 last_focused_view_storage_id_ = view_storage_->CreateStorageID(); | 20 last_focused_view_storage_id_ = view_storage_->CreateStorageID(); |
| 21 // Store the view which is focused when we're created. | 21 // Store the view which is focused when we're created. |
| 22 StartTracking(); | 22 StartTracking(); |
| 23 } | 23 } |
| 24 | 24 |
| 25 ExternalFocusTracker::~ExternalFocusTracker() { | 25 ExternalFocusTracker::~ExternalFocusTracker() { |
| 26 view_storage_->RemoveView(last_focused_view_storage_id_); | 26 view_storage_->RemoveView(last_focused_view_storage_id_); |
| 27 if (focus_manager_) | 27 if (focus_manager_) |
| 28 focus_manager_->RemoveFocusChangeListener(this); | 28 focus_manager_->RemoveFocusChangeListener(this); |
| 29 } | 29 } |
| (...skipping 29 matching lines...) Expand all Loading... |
| 59 if (view != NULL) | 59 if (view != NULL) |
| 60 view_storage_->StoreView(last_focused_view_storage_id_, view); | 60 view_storage_->StoreView(last_focused_view_storage_id_, view); |
| 61 } | 61 } |
| 62 | 62 |
| 63 void ExternalFocusTracker::StartTracking() { | 63 void ExternalFocusTracker::StartTracking() { |
| 64 StoreLastFocusedView(focus_manager_->GetFocusedView()); | 64 StoreLastFocusedView(focus_manager_->GetFocusedView()); |
| 65 focus_manager_->AddFocusChangeListener(this); | 65 focus_manager_->AddFocusChangeListener(this); |
| 66 } | 66 } |
| 67 | 67 |
| 68 } // namespace views | 68 } // namespace views |
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