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1 // Copyright 2014 The Chromium Authors. All rights reserved. | 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 | 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 "mojo/services/public/cpp/view_manager/lib/view_manager_private.h" | 5 #include "mojo/services/public/cpp/view_manager/lib/view_manager_private.h" |
6 | 6 |
7 #include "mojo/services/public/cpp/view_manager/lib/view_tree_node_private.h" | 7 #include "mojo/services/public/cpp/view_manager/lib/view_tree_node_private.h" |
| 8 #include "mojo/services/public/cpp/view_manager/view_manager_delegate.h" |
8 #include "mojo/services/public/cpp/view_manager/view_tree_node_observer.h" | 9 #include "mojo/services/public/cpp/view_manager/view_tree_node_observer.h" |
9 | 10 |
10 namespace mojo { | 11 namespace mojo { |
11 namespace view_manager { | 12 namespace view_manager { |
12 namespace { | 13 namespace { |
13 | 14 |
14 // Responsible for removing a root from the ViewManager when that node is | 15 // Responsible for removing a root from the ViewManager when that node is |
15 // destroyed. | 16 // destroyed. |
16 class RootObserver : public ViewTreeNodeObserver { | 17 class RootObserver : public ViewTreeNodeObserver { |
17 public: | 18 public: |
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43 void ViewManagerPrivate::AddRoot(ViewTreeNode* root) { | 44 void ViewManagerPrivate::AddRoot(ViewTreeNode* root) { |
44 // A new root must not already exist as a root or be contained by an existing | 45 // A new root must not already exist as a root or be contained by an existing |
45 // hierarchy visible to this view manager. | 46 // hierarchy visible to this view manager. |
46 std::vector<ViewTreeNode*>::const_iterator it = manager_->roots().begin(); | 47 std::vector<ViewTreeNode*>::const_iterator it = manager_->roots().begin(); |
47 for (; it != manager_->roots().end(); ++it) { | 48 for (; it != manager_->roots().end(); ++it) { |
48 if (*it == root || (*it)->Contains(root)) | 49 if (*it == root || (*it)->Contains(root)) |
49 return; | 50 return; |
50 } | 51 } |
51 manager_->roots_.push_back(root); | 52 manager_->roots_.push_back(root); |
52 root->AddObserver(new RootObserver(root)); | 53 root->AddObserver(new RootObserver(root)); |
53 if (!manager_->root_added_callback_.is_null()) | 54 manager_->delegate_->OnRootAdded(manager_, root); |
54 manager_->root_added_callback_.Run(manager_, root); | |
55 } | 55 } |
56 | 56 |
57 void ViewManagerPrivate::RemoveRoot(ViewTreeNode* root) { | 57 void ViewManagerPrivate::RemoveRoot(ViewTreeNode* root) { |
58 std::vector<ViewTreeNode*>::iterator it = | 58 std::vector<ViewTreeNode*>::iterator it = |
59 std::find(manager_->roots_.begin(), manager_->roots_.end(), root); | 59 std::find(manager_->roots_.begin(), manager_->roots_.end(), root); |
60 if (it != manager_->roots_.end()) { | 60 if (it != manager_->roots_.end()) { |
61 manager_->roots_.erase(it); | 61 manager_->roots_.erase(it); |
62 if (!manager_->root_removed_callback_.is_null()) | 62 manager_->delegate_->OnRootRemoved(manager_, root); |
63 manager_->root_removed_callback_.Run(manager_, root); | |
64 } | 63 } |
65 } | 64 } |
66 | 65 |
67 void ViewManagerPrivate::AddNode(TransportNodeId node_id, ViewTreeNode* node) { | 66 void ViewManagerPrivate::AddNode(TransportNodeId node_id, ViewTreeNode* node) { |
68 DCHECK(!manager_->nodes_[node_id]); | 67 DCHECK(!manager_->nodes_[node_id]); |
69 manager_->nodes_[node_id] = node; | 68 manager_->nodes_[node_id] = node; |
70 } | 69 } |
71 | 70 |
72 void ViewManagerPrivate::RemoveNode(TransportNodeId node_id) { | 71 void ViewManagerPrivate::RemoveNode(TransportNodeId node_id) { |
73 ViewManager::IdToNodeMap::iterator it = manager_->nodes_.find(node_id); | 72 ViewManager::IdToNodeMap::iterator it = manager_->nodes_.find(node_id); |
74 if (it != manager_->nodes_.end()) | 73 if (it != manager_->nodes_.end()) |
75 manager_->nodes_.erase(it); | 74 manager_->nodes_.erase(it); |
76 } | 75 } |
77 | 76 |
78 void ViewManagerPrivate::AddView(TransportViewId view_id, View* view) { | 77 void ViewManagerPrivate::AddView(TransportViewId view_id, View* view) { |
79 DCHECK(!manager_->views_[view_id]); | 78 DCHECK(!manager_->views_[view_id]); |
80 manager_->views_[view_id] = view; | 79 manager_->views_[view_id] = view; |
81 } | 80 } |
82 | 81 |
83 void ViewManagerPrivate::RemoveView(TransportViewId view_id) { | 82 void ViewManagerPrivate::RemoveView(TransportViewId view_id) { |
84 ViewManager::IdToViewMap::iterator it = manager_->views_.find(view_id); | 83 ViewManager::IdToViewMap::iterator it = manager_->views_.find(view_id); |
85 if (it != manager_->views_.end()) | 84 if (it != manager_->views_.end()) |
86 manager_->views_.erase(it); | 85 manager_->views_.erase(it); |
87 } | 86 } |
88 | 87 |
89 } // namespace view_manager | 88 } // namespace view_manager |
90 } // namespace mojo | 89 } // namespace mojo |
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