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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 | |
3 // found in the LICENSE file. | |
4 | |
5 #ifndef MOJO_SERVICES_VIEW_MANAGER_CPP_LIB_VIEW_MANAGER_CLIENT_IMPL_H_ | |
6 #define MOJO_SERVICES_VIEW_MANAGER_CPP_LIB_VIEW_MANAGER_CLIENT_IMPL_H_ | |
7 | |
8 #include "mojo/public/cpp/bindings/binding.h" | |
9 #include "view_manager/cpp/types.h" | |
10 #include "view_manager/cpp/view.h" | |
11 #include "view_manager/cpp/view_manager.h" | |
12 #include "view_manager/interfaces/view_manager.mojom.h" | |
13 #include "window_manager/interfaces/window_manager.mojom.h" | |
14 | |
15 namespace mojo { | |
16 class Shell; | |
17 class ViewManager; | |
18 class ViewManagerDelegate; | |
19 class ViewManagerTransaction; | |
20 | |
21 // Manages the connection with the View Manager service. | |
22 class ViewManagerClientImpl : public ViewManager, | |
23 public ViewManagerClient, | |
24 public WindowManagerObserver { | |
25 public: | |
26 ViewManagerClientImpl(ViewManagerDelegate* delegate, | |
27 Shell* shell, | |
28 InterfaceRequest<ViewManagerClient> request, | |
29 bool delete_on_error); | |
30 ~ViewManagerClientImpl() override; | |
31 | |
32 bool connected() const { return !!service_; } | |
33 ConnectionSpecificId connection_id() const { return connection_id_; } | |
34 | |
35 // API exposed to the view implementations that pushes local changes to the | |
36 // service. | |
37 void DestroyView(Id view_id); | |
38 | |
39 // These methods take TransportIds. For views owned by the current connection, | |
40 // the connection id high word can be zero. In all cases, the TransportId 0x1 | |
41 // refers to the root view. | |
42 void AddChild(Id child_id, Id parent_id); | |
43 void RemoveChild(Id child_id, Id parent_id); | |
44 | |
45 void Reorder(Id view_id, Id relative_view_id, OrderDirection direction); | |
46 | |
47 // Returns true if the specified view was created by this connection. | |
48 bool OwnsView(Id id) const; | |
49 | |
50 void SetBounds(Id view_id, const Rect& bounds); | |
51 void SetSurfaceId(Id view_id, SurfaceIdPtr surface_id); | |
52 void SetFocus(Id view_id); | |
53 void SetVisible(Id view_id, bool visible); | |
54 void SetProperty(Id view_id, | |
55 const std::string& name, | |
56 const std::vector<uint8_t>& data); | |
57 | |
58 void Embed(const String& url, Id view_id); | |
59 void Embed(const String& url, | |
60 Id view_id, | |
61 InterfaceRequest<ServiceProvider> services, | |
62 ServiceProviderPtr exposed_services); | |
63 void Embed(Id view_id, ViewManagerClientPtr client); | |
64 | |
65 void set_change_acked_callback(const Callback<void(void)>& callback) { | |
66 change_acked_callback_ = callback; | |
67 } | |
68 void ClearChangeAckedCallback() { change_acked_callback_.reset(); } | |
69 | |
70 // Start/stop tracking views. While tracked, they can be retrieved via | |
71 // ViewManager::GetViewById. | |
72 void AddView(View* view); | |
73 void RemoveView(Id view_id); | |
74 | |
75 void SetViewManagerService(ViewManagerServicePtr service); | |
76 | |
77 private: | |
78 friend class RootObserver; | |
79 | |
80 typedef std::map<Id, View*> IdToViewMap; | |
81 | |
82 Id CreateViewOnServer(); | |
83 | |
84 // Overridden from ViewManager: | |
85 const std::string& GetEmbedderURL() const override; | |
86 View* GetRoot() override; | |
87 View* GetViewById(Id id) override; | |
88 View* GetFocusedView() override; | |
89 View* CreateView() override; | |
90 | |
91 // Overridden from ViewManagerClient: | |
92 void OnEmbed(ConnectionSpecificId connection_id, | |
93 const String& creator_url, | |
94 ViewDataPtr root, | |
95 ViewManagerServicePtr view_manager_service, | |
96 InterfaceRequest<ServiceProvider> services, | |
97 ServiceProviderPtr exposed_services, | |
98 ScopedMessagePipeHandle window_manager_pipe) override; | |
99 void OnEmbeddedAppDisconnected(Id view_id) override; | |
100 void OnViewBoundsChanged(Id view_id, | |
101 RectPtr old_bounds, | |
102 RectPtr new_bounds) override; | |
103 void OnViewViewportMetricsChanged(ViewportMetricsPtr old_metrics, | |
104 ViewportMetricsPtr new_metrics) override; | |
105 void OnViewHierarchyChanged(Id view_id, | |
106 Id new_parent_id, | |
107 Id old_parent_id, | |
108 Array<ViewDataPtr> views) override; | |
109 void OnViewReordered(Id view_id, | |
110 Id relative_view_id, | |
111 OrderDirection direction) override; | |
112 void OnViewDeleted(Id view_id) override; | |
113 void OnViewVisibilityChanged(Id view_id, bool visible) override; | |
114 void OnViewDrawnStateChanged(Id view_id, bool drawn) override; | |
115 void OnViewSharedPropertyChanged(Id view_id, | |
116 const String& name, | |
117 Array<uint8_t> new_data) override; | |
118 void OnViewInputEvent(Id view_id, | |
119 EventPtr event, | |
120 const Callback<void()>& callback) override; | |
121 void OnPerformAction(Id view_id, | |
122 const String& name, | |
123 const Callback<void(bool)>& callback) override; | |
124 | |
125 // Overridden from WindowManagerObserver: | |
126 void OnCaptureChanged(Id capture_view_id) override; | |
127 void OnFocusChanged(Id focused_view_id) override; | |
128 void OnActiveWindowChanged(Id focused_view_id) override; | |
129 | |
130 void RootDestroyed(View* root); | |
131 | |
132 void OnActionCompleted(bool success); | |
133 | |
134 Callback<void(bool)> ActionCompletedCallback(); | |
135 | |
136 ConnectionSpecificId connection_id_; | |
137 ConnectionSpecificId next_id_; | |
138 | |
139 std::string creator_url_; | |
140 | |
141 Callback<void(void)> change_acked_callback_; | |
142 | |
143 ViewManagerDelegate* delegate_; | |
144 | |
145 View* root_; | |
146 | |
147 IdToViewMap views_; | |
148 | |
149 View* capture_view_; | |
150 View* focused_view_; | |
151 View* activated_view_; | |
152 | |
153 WindowManagerPtr window_manager_; | |
154 Binding<WindowManagerObserver> wm_observer_binding_; | |
155 | |
156 Binding<ViewManagerClient> binding_; | |
157 ViewManagerServicePtr service_; | |
158 | |
159 MOJO_DISALLOW_COPY_AND_ASSIGN(ViewManagerClientImpl); | |
160 }; | |
161 | |
162 } // namespace mojo | |
163 | |
164 #endif // MOJO_SERVICES_VIEW_MANAGER_CPP_LIB_VIEW_MANAGER_CLIENT_IMPL_H_ | |
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