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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 #ifndef MOJO_SERVICES_PUBLIC_CPP_VIEW_MANAGER_LIB_VIEW_MANAGER_SYNCHRONIZER_H_ | 5 #ifndef MOJO_SERVICES_PUBLIC_CPP_VIEW_MANAGER_LIB_VIEW_MANAGER_SYNCHRONIZER_H_ |
6 #define MOJO_SERVICES_PUBLIC_CPP_VIEW_MANAGER_LIB_VIEW_MANAGER_SYNCHRONIZER_H_ | 6 #define MOJO_SERVICES_PUBLIC_CPP_VIEW_MANAGER_LIB_VIEW_MANAGER_SYNCHRONIZER_H_ |
7 | 7 |
8 #include "base/basictypes.h" | 8 #include "base/basictypes.h" |
9 #include "base/callback.h" | 9 #include "base/callback.h" |
10 #include "base/memory/scoped_vector.h" | 10 #include "base/memory/scoped_vector.h" |
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22 class ViewManager; | 22 class ViewManager; |
23 class ViewManagerTransaction; | 23 class ViewManagerTransaction; |
24 | 24 |
25 // Manages the connection with the View Manager service. | 25 // Manages the connection with the View Manager service. |
26 class ViewManagerSynchronizer : public InterfaceImpl<IViewManagerClient> { | 26 class ViewManagerSynchronizer : public InterfaceImpl<IViewManagerClient> { |
27 public: | 27 public: |
28 explicit ViewManagerSynchronizer(ViewManagerDelegate* delegate); | 28 explicit ViewManagerSynchronizer(ViewManagerDelegate* delegate); |
29 virtual ~ViewManagerSynchronizer(); | 29 virtual ~ViewManagerSynchronizer(); |
30 | 30 |
31 bool connected() const { return connected_; } | 31 bool connected() const { return connected_; } |
32 TransportConnectionId connection_id() const { return connection_id_; } | 32 ConnectionSpecificId connection_id() const { return connection_id_; } |
33 | 33 |
34 // API exposed to the node/view implementations that pushes local changes to | 34 // API exposed to the node/view implementations that pushes local changes to |
35 // the service. | 35 // the service. |
36 TransportNodeId CreateViewTreeNode(); | 36 Id CreateViewTreeNode(); |
37 void DestroyViewTreeNode(TransportNodeId node_id); | 37 void DestroyViewTreeNode(Id node_id); |
38 | 38 |
39 TransportViewId CreateView(); | 39 Id CreateView(); |
40 void DestroyView(TransportViewId view_id); | 40 void DestroyView(Id view_id); |
41 | 41 |
42 // These methods take TransportIds. For views owned by the current connection, | 42 // These methods take TransportIds. For views owned by the current connection, |
43 // the connection id high word can be zero. In all cases, the TransportId 0x1 | 43 // the connection id high word can be zero. In all cases, the TransportId 0x1 |
44 // refers to the root node. | 44 // refers to the root node. |
45 void AddChild(TransportNodeId child_id, TransportNodeId parent_id); | 45 void AddChild(Id child_id, Id parent_id); |
46 void RemoveChild(TransportNodeId child_id, TransportNodeId parent_id); | 46 void RemoveChild(Id child_id, Id parent_id); |
47 | 47 |
48 bool OwnsNode(TransportNodeId id) const; | 48 bool OwnsNode(Id id) const; |
49 bool OwnsView(TransportViewId id) const; | 49 bool OwnsView(Id id) const; |
50 | 50 |
51 void SetActiveView(TransportNodeId node_id, TransportViewId view_id); | 51 void SetActiveView(Id node_id, Id view_id); |
52 void SetBounds(TransportNodeId node_id, const gfx::Rect& bounds); | 52 void SetBounds(Id node_id, const gfx::Rect& bounds); |
53 void SetViewContents(TransportViewId view_id, const SkBitmap& contents); | 53 void SetViewContents(Id view_id, const SkBitmap& contents); |
54 | 54 |
55 void Embed(const String& url, TransportNodeId node_id); | 55 void Embed(const String& url, Id node_id); |
56 | 56 |
57 void set_changes_acked_callback(const base::Callback<void(void)>& callback) { | 57 void set_changes_acked_callback(const base::Callback<void(void)>& callback) { |
58 changes_acked_callback_ = callback; | 58 changes_acked_callback_ = callback; |
59 } | 59 } |
60 void ClearChangesAckedCallback() { | 60 void ClearChangesAckedCallback() { |
61 changes_acked_callback_ = base::Callback<void(void)>(); | 61 changes_acked_callback_ = base::Callback<void(void)>(); |
62 } | 62 } |
63 | 63 |
64 private: | 64 private: |
65 friend class ViewManagerTransaction; | 65 friend class ViewManagerTransaction; |
66 typedef ScopedVector<ViewManagerTransaction> Transactions; | 66 typedef ScopedVector<ViewManagerTransaction> Transactions; |
67 | 67 |
68 // Overridden from InterfaceImpl: | 68 // Overridden from InterfaceImpl: |
69 virtual void OnConnectionEstablished() OVERRIDE; | 69 virtual void OnConnectionEstablished() OVERRIDE; |
70 | 70 |
71 // Overridden from IViewManagerClient: | 71 // Overridden from IViewManagerClient: |
72 virtual void OnViewManagerConnectionEstablished( | 72 virtual void OnViewManagerConnectionEstablished( |
73 TransportConnectionId connection_id, | 73 ConnectionSpecificId connection_id, |
74 TransportChangeId next_server_change_id, | 74 Id next_server_change_id, |
75 mojo::Array<INodePtr> nodes) OVERRIDE; | 75 mojo::Array<INodePtr> nodes) OVERRIDE; |
76 virtual void OnRootsAdded(Array<INodePtr> nodes) OVERRIDE; | 76 virtual void OnRootsAdded(Array<INodePtr> nodes) OVERRIDE; |
77 virtual void OnServerChangeIdAdvanced( | 77 virtual void OnServerChangeIdAdvanced(Id next_server_change_id) OVERRIDE; |
78 uint32_t next_server_change_id) OVERRIDE; | 78 virtual void OnNodeBoundsChanged(Id node_id, |
79 virtual void OnNodeBoundsChanged(uint32 node_id, | |
80 RectPtr old_bounds, | 79 RectPtr old_bounds, |
81 RectPtr new_bounds) OVERRIDE; | 80 RectPtr new_bounds) OVERRIDE; |
82 virtual void OnNodeHierarchyChanged( | 81 virtual void OnNodeHierarchyChanged(Id node_id, |
83 uint32 node_id, | 82 Id new_parent_id, |
84 uint32 new_parent_id, | 83 Id old_parent_id, |
85 uint32 old_parent_id, | 84 Id server_change_id, |
86 TransportChangeId server_change_id, | 85 mojo::Array<INodePtr> nodes) OVERRIDE; |
87 mojo::Array<INodePtr> nodes) OVERRIDE; | 86 virtual void OnNodeDeleted(Id node_id, Id server_change_id) OVERRIDE; |
88 virtual void OnNodeDeleted(TransportNodeId node_id, | 87 virtual void OnNodeViewReplaced(Id node, |
89 TransportChangeId server_change_id) OVERRIDE; | 88 Id new_view_id, |
90 virtual void OnNodeViewReplaced(uint32_t node, | 89 Id old_view_id) OVERRIDE; |
91 uint32_t new_view_id, | 90 virtual void OnViewDeleted(Id view_id) OVERRIDE; |
92 uint32_t old_view_id) OVERRIDE; | 91 virtual void OnViewInputEvent(Id view, |
93 virtual void OnViewDeleted(uint32_t view_id) OVERRIDE; | |
94 virtual void OnViewInputEvent(uint32_t view, | |
95 EventPtr event, | 92 EventPtr event, |
96 const Callback<void()>& callback) OVERRIDE; | 93 const Callback<void()>& callback) OVERRIDE; |
97 | 94 |
98 // Sync the client model with the service by enumerating the pending | 95 // Sync the client model with the service by enumerating the pending |
99 // transaction queue and applying them in order. | 96 // transaction queue and applying them in order. |
100 void Sync(); | 97 void Sync(); |
101 | 98 |
102 // Removes |transaction| from the pending queue. |transaction| must be at the | 99 // Removes |transaction| from the pending queue. |transaction| must be at the |
103 // front of the queue. | 100 // front of the queue. |
104 void RemoveFromPendingQueue(ViewManagerTransaction* transaction); | 101 void RemoveFromPendingQueue(ViewManagerTransaction* transaction); |
105 | 102 |
106 ViewManager* view_manager() { return view_manager_.get(); } | 103 ViewManager* view_manager() { return view_manager_.get(); } |
107 | 104 |
108 scoped_ptr<ViewManager> view_manager_; | 105 scoped_ptr<ViewManager> view_manager_; |
109 bool connected_; | 106 bool connected_; |
110 TransportConnectionId connection_id_; | 107 ConnectionSpecificId connection_id_; |
111 uint16_t next_id_; | 108 ConnectionSpecificId next_id_; |
112 TransportChangeId next_server_change_id_; | 109 Id next_server_change_id_; |
113 | 110 |
114 Transactions pending_transactions_; | 111 Transactions pending_transactions_; |
115 | 112 |
116 base::WeakPtrFactory<ViewManagerSynchronizer> sync_factory_; | 113 base::WeakPtrFactory<ViewManagerSynchronizer> sync_factory_; |
117 | 114 |
118 base::Callback<void(void)> changes_acked_callback_; | 115 base::Callback<void(void)> changes_acked_callback_; |
119 | 116 |
120 IViewManager* service_; | 117 IViewManager* service_; |
121 | 118 |
122 DISALLOW_COPY_AND_ASSIGN(ViewManagerSynchronizer); | 119 DISALLOW_COPY_AND_ASSIGN(ViewManagerSynchronizer); |
123 }; | 120 }; |
124 | 121 |
125 } // namespace view_manager | 122 } // namespace view_manager |
126 } // namespace mojo | 123 } // namespace mojo |
127 | 124 |
128 #endif // MOJO_SERVICES_PUBLIC_CPP_VIEW_MANAGER_LIB_VIEW_MANAGER_SYNCHRONIZER_H
_ | 125 #endif // MOJO_SERVICES_PUBLIC_CPP_VIEW_MANAGER_LIB_VIEW_MANAGER_SYNCHRONIZER_H
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