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| 1 // Copyright 2015 The Chromium Authors. All rights reserved. | 1 // Copyright 2015 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 COMPONENTS_VIEW_MANAGER_VIEW_TREE_HOST_CONNECTION_H_ | 5 #ifndef COMPONENTS_MUS_VIEW_TREE_HOST_CONNECTION_H_ |
| 6 #define COMPONENTS_VIEW_MANAGER_VIEW_TREE_HOST_CONNECTION_H_ | 6 #define COMPONENTS_MUS_VIEW_TREE_HOST_CONNECTION_H_ |
| 7 | 7 |
| 8 #include "base/memory/scoped_ptr.h" | 8 #include "base/memory/scoped_ptr.h" |
| 9 #include "components/view_manager/public/interfaces/view_tree_host.mojom.h" | 9 #include "components/mus/public/interfaces/view_tree_host.mojom.h" |
| 10 #include "components/view_manager/view_tree_host_delegate.h" | 10 #include "components/mus/view_tree_host_delegate.h" |
| 11 #include "components/view_manager/view_tree_host_impl.h" | 11 #include "components/mus/view_tree_host_impl.h" |
| 12 #include "third_party/mojo/src/mojo/public/cpp/bindings/binding.h" | 12 #include "third_party/mojo/src/mojo/public/cpp/bindings/binding.h" |
| 13 | 13 |
| 14 namespace view_manager { | 14 namespace view_manager { |
| 15 | 15 |
| 16 class ConnectionManager; | 16 class ConnectionManager; |
| 17 class ViewTreeImpl; | 17 class ViewTreeImpl; |
| 18 | 18 |
| 19 // ViewTreeHostConnection is a server-side object that encapsulates the | 19 // ViewTreeHostConnection is a server-side object that encapsulates the |
| 20 // connection between a client of the ViewTreeHost and its implementation. | 20 // connection between a client of the ViewTreeHost and its implementation. |
| 21 // ViewTreeHostConnection also establishes a ClientConnection via the same | 21 // ViewTreeHostConnection also establishes a ClientConnection via the same |
| 22 // code path as embedded views. ConnectionManager manages the lifetime of | 22 // code path as embedded views. ConnectionManager manages the lifetime of |
| 23 // ViewTreeHostConnections. If a connection to the client is lost or if the | 23 // ViewTreeHostConnections. If a connection to the client is lost or if the |
| 24 // associated root is closed, the ViewTreeHostConnection will inform the | 24 // associated root is closed, the ViewTreeHostConnection will inform the |
| 25 // ConnectionManager to destroy the root and its associated view tree. | 25 // ConnectionManager to destroy the root and its associated view tree. |
| 26 class ViewTreeHostConnection : public ViewTreeHostDelegate { | 26 class ViewTreeHostConnection : public ViewTreeHostDelegate { |
| 27 public: | 27 public: |
| 28 ViewTreeHostConnection( | 28 ViewTreeHostConnection(scoped_ptr<ViewTreeHostImpl> host_impl, |
| 29 scoped_ptr<ViewTreeHostImpl> host_impl, | 29 ConnectionManager* connection_manager); |
| 30 ConnectionManager* connection_manager); | |
| 31 | 30 |
| 32 void set_view_tree(ViewTreeImpl* tree) { | 31 void set_view_tree(ViewTreeImpl* tree) { tree_ = tree; } |
| 33 tree_ = tree; | |
| 34 } | |
| 35 | 32 |
| 36 ViewTreeHostImpl* view_tree_host() { return host_.get();} | 33 ViewTreeHostImpl* view_tree_host() { return host_.get(); } |
| 37 const ViewTreeHostImpl* view_tree_host() const { return host_.get(); } | 34 const ViewTreeHostImpl* view_tree_host() const { return host_.get(); } |
| 38 | 35 |
| 39 ConnectionManager* connection_manager() { return connection_manager_; } | 36 ConnectionManager* connection_manager() { return connection_manager_; } |
| 40 const ConnectionManager* connection_manager() const { | 37 const ConnectionManager* connection_manager() const { |
| 41 return connection_manager_; | 38 return connection_manager_; |
| 42 } | 39 } |
| 43 | 40 |
| 44 void CloseConnection(); | 41 void CloseConnection(); |
| 45 | 42 |
| 46 protected: | 43 protected: |
| 47 ~ViewTreeHostConnection() override; | 44 ~ViewTreeHostConnection() override; |
| 48 | 45 |
| 49 // ViewTreeHostDelegate: | 46 // ViewTreeHostDelegate: |
| 50 void OnDisplayInitialized() override; | 47 void OnDisplayInitialized() override; |
| 51 void OnDisplayClosed() override; | 48 void OnDisplayClosed() override; |
| 52 ViewTreeImpl* GetViewTree() override; | 49 ViewTreeImpl* GetViewTree() override; |
| 53 | 50 |
| 54 private: | 51 private: |
| 55 scoped_ptr<ViewTreeHostImpl> host_; | 52 scoped_ptr<ViewTreeHostImpl> host_; |
| 56 ViewTreeImpl* tree_; | 53 ViewTreeImpl* tree_; |
| 57 ConnectionManager* connection_manager_; | 54 ConnectionManager* connection_manager_; |
| 58 bool connection_closed_; | 55 bool connection_closed_; |
| 59 | 56 |
| 60 DISALLOW_COPY_AND_ASSIGN(ViewTreeHostConnection); | 57 DISALLOW_COPY_AND_ASSIGN(ViewTreeHostConnection); |
| 61 }; | 58 }; |
| 62 | 59 |
| 63 // Live implementation of ViewTreeHostConnection. | 60 // Live implementation of ViewTreeHostConnection. |
| 64 class ViewTreeHostConnectionImpl : public ViewTreeHostConnection { | 61 class ViewTreeHostConnectionImpl : public ViewTreeHostConnection { |
| 65 public: | 62 public: |
| 66 ViewTreeHostConnectionImpl( | 63 ViewTreeHostConnectionImpl(mojo::InterfaceRequest<mojo::ViewTreeHost> request, |
| 67 mojo::InterfaceRequest<mojo::ViewTreeHost> request, | 64 scoped_ptr<ViewTreeHostImpl> host_impl, |
| 68 scoped_ptr<ViewTreeHostImpl> host_impl, | 65 mojo::ViewTreeClientPtr client, |
| 69 mojo::ViewTreeClientPtr client, | 66 ConnectionManager* connection_manager); |
| 70 ConnectionManager* connection_manager); | |
| 71 | 67 |
| 72 private: | 68 private: |
| 73 ~ViewTreeHostConnectionImpl() override; | 69 ~ViewTreeHostConnectionImpl() override; |
| 74 | 70 |
| 75 // ViewTreeHostDelegate: | 71 // ViewTreeHostDelegate: |
| 76 void OnDisplayInitialized() override; | 72 void OnDisplayInitialized() override; |
| 77 | 73 |
| 78 mojo::Binding<mojo::ViewTreeHost> binding_; | 74 mojo::Binding<mojo::ViewTreeHost> binding_; |
| 79 mojo::ViewTreeClientPtr client_; | 75 mojo::ViewTreeClientPtr client_; |
| 80 | 76 |
| 81 DISALLOW_COPY_AND_ASSIGN(ViewTreeHostConnectionImpl); | 77 DISALLOW_COPY_AND_ASSIGN(ViewTreeHostConnectionImpl); |
| 82 }; | 78 }; |
| 83 | 79 |
| 84 } // namespace view_manager | 80 } // namespace view_manager |
| 85 | 81 |
| 86 #endif // COMPONENTS_VIEW_MANAGER_VIEW_TREE_HOST_CONNECTION_H_ | 82 #endif // COMPONENTS_MUS_VIEW_TREE_HOST_CONNECTION_H_ |
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