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| 1 // Copyright 2013 The Chromium Authors. All rights reserved. | 1 // Copyright 2013 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 "ash/shelf/shelf_item_delegate_manager.h" | 5 #include "ash/shelf/shelf_item_delegate_manager.h" |
| 6 | 6 |
| 7 #include "ash/shelf/shelf_item_delegate.h" | 7 #include "ash/shelf/shelf_item_delegate.h" |
| 8 #include "ash/shelf/shelf_model.h" | 8 #include "ash/shelf/shelf_model.h" |
| 9 #include "ash/shell.h" | 9 #include "ash/shell.h" |
| 10 #include "base/logging.h" | 10 #include "base/logging.h" |
| 11 #include "base/stl_util.h" | 11 #include "base/stl_util.h" |
| 12 | 12 |
| 13 namespace ash { | 13 namespace ash { |
| 14 | 14 |
| 15 ShelfItemDelegateManager::ShelfItemDelegateManager(ShelfModel* model) | 15 ShelfItemDelegateManager::ShelfItemDelegateManager(ShelfModel* model) |
| 16 : model_(model) { | 16 : model_(model) { |
| 17 DCHECK(model_); | 17 DCHECK(model_); |
| 18 model_->AddObserver(this); | 18 model_->AddObserver(this); |
| 19 } | 19 } |
| 20 | 20 |
| 21 ShelfItemDelegateManager::~ShelfItemDelegateManager() { | 21 ShelfItemDelegateManager::~ShelfItemDelegateManager() { |
| 22 model_->RemoveObserver(this); | 22 model_->RemoveObserver(this); |
| 23 STLDeleteContainerPairSecondPointers(id_to_item_delegate_map_.begin(), | 23 STLDeleteContainerPairSecondPointers(id_to_item_delegate_map_.begin(), |
| 24 id_to_item_delegate_map_.end()); | 24 id_to_item_delegate_map_.end()); |
| 25 } | 25 } |
| 26 | 26 |
| 27 void ShelfItemDelegateManager::SetShelfItemDelegate( | 27 void ShelfItemDelegateManager::SetShelfItemDelegate( |
| 28 LauncherID id, | 28 ShelfID id, |
| 29 scoped_ptr<ShelfItemDelegate> item_delegate) { | 29 scoped_ptr<ShelfItemDelegate> item_delegate) { |
| 30 // If another ShelfItemDelegate is already registered for |id|, we assume | 30 // If another ShelfItemDelegate is already registered for |id|, we assume |
| 31 // that this request is replacing ShelfItemDelegate for |id| with | 31 // that this request is replacing ShelfItemDelegate for |id| with |
| 32 // |item_delegate|. | 32 // |item_delegate|. |
| 33 RemoveShelfItemDelegate(id); | 33 RemoveShelfItemDelegate(id); |
| 34 id_to_item_delegate_map_[id] = item_delegate.release(); | 34 id_to_item_delegate_map_[id] = item_delegate.release(); |
| 35 } | 35 } |
| 36 | 36 |
| 37 ShelfItemDelegate* ShelfItemDelegateManager::GetShelfItemDelegate( | 37 ShelfItemDelegate* ShelfItemDelegateManager::GetShelfItemDelegate(ShelfID id) { |
| 38 LauncherID id) { | |
| 39 if (model_->ItemIndexByID(id) != -1) { | 38 if (model_->ItemIndexByID(id) != -1) { |
| 40 // Each LauncherItem has to have a ShelfItemDelegate. | 39 // Each ShelfItem has to have a ShelfItemDelegate. |
| 41 DCHECK(id_to_item_delegate_map_.find(id) != id_to_item_delegate_map_.end()); | 40 DCHECK(id_to_item_delegate_map_.find(id) != id_to_item_delegate_map_.end()); |
| 42 return id_to_item_delegate_map_[id]; | 41 return id_to_item_delegate_map_[id]; |
| 43 } | 42 } |
| 44 return NULL; | 43 return NULL; |
| 45 } | 44 } |
| 46 | 45 |
| 47 void ShelfItemDelegateManager::ShelfItemAdded(int index) { | 46 void ShelfItemDelegateManager::ShelfItemAdded(int index) { |
| 48 } | 47 } |
| 49 | 48 |
| 50 void ShelfItemDelegateManager::ShelfItemRemoved(int index, LauncherID id) { | 49 void ShelfItemDelegateManager::ShelfItemRemoved(int index, ShelfID id) { |
| 51 RemoveShelfItemDelegate(id); | 50 RemoveShelfItemDelegate(id); |
| 52 } | 51 } |
| 53 | 52 |
| 54 void ShelfItemDelegateManager::ShelfItemMoved(int start_index, | 53 void ShelfItemDelegateManager::ShelfItemMoved(int start_index, |
| 55 int target_index) { | 54 int target_index) { |
| 56 } | 55 } |
| 57 | 56 |
| 58 void ShelfItemDelegateManager::ShelfItemChanged(int index, | 57 void ShelfItemDelegateManager::ShelfItemChanged(int index, |
| 59 const LauncherItem& old_item) { | 58 const ShelfItem& old_item) { |
| 60 } | 59 } |
| 61 | 60 |
| 62 void ShelfItemDelegateManager::ShelfStatusChanged() { | 61 void ShelfItemDelegateManager::ShelfStatusChanged() { |
| 63 } | 62 } |
| 64 | 63 |
| 65 void ShelfItemDelegateManager::RemoveShelfItemDelegate(LauncherID id) { | 64 void ShelfItemDelegateManager::RemoveShelfItemDelegate(ShelfID id) { |
| 66 if (id_to_item_delegate_map_.find(id) != id_to_item_delegate_map_.end()) { | 65 if (id_to_item_delegate_map_.find(id) != id_to_item_delegate_map_.end()) { |
| 67 delete id_to_item_delegate_map_[id]; | 66 delete id_to_item_delegate_map_[id]; |
| 68 id_to_item_delegate_map_.erase(id); | 67 id_to_item_delegate_map_.erase(id); |
| 69 } | 68 } |
| 70 } | 69 } |
| 71 | 70 |
| 72 } // namespace ash | 71 } // namespace ash |
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