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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 SERVICES_VIEW_MANAGER_TEST_CHANGE_TRACKER_H_ | |
6 #define SERVICES_VIEW_MANAGER_TEST_CHANGE_TRACKER_H_ | |
7 | |
8 #include <string> | |
9 #include <vector> | |
10 | |
11 #include "base/basictypes.h" | |
12 #include "mojo/public/cpp/bindings/array.h" | |
13 #include "mojo/services/geometry/interfaces/geometry.mojom.h" | |
14 #include "mojo/services/view_manager/cpp/types.h" | |
15 #include "mojo/services/view_manager/interfaces/view_manager.mojom.h" | |
16 | |
17 namespace view_manager { | |
18 | |
19 enum ChangeType { | |
20 CHANGE_TYPE_EMBED, | |
21 CHANGE_TYPE_EMBEDDED_APP_DISCONNECTED, | |
22 // TODO(sky): NODE->VIEW. | |
23 CHANGE_TYPE_NODE_BOUNDS_CHANGED, | |
24 CHANGE_TYPE_NODE_VIEWPORT_METRICS_CHANGED, | |
25 CHANGE_TYPE_NODE_HIERARCHY_CHANGED, | |
26 CHANGE_TYPE_NODE_REORDERED, | |
27 CHANGE_TYPE_NODE_VISIBILITY_CHANGED, | |
28 CHANGE_TYPE_NODE_DRAWN_STATE_CHANGED, | |
29 CHANGE_TYPE_NODE_DELETED, | |
30 CHANGE_TYPE_INPUT_EVENT, | |
31 CHANGE_TYPE_PROPERTY_CHANGED, | |
32 CHANGE_TYPE_DELEGATE_EMBED, | |
33 }; | |
34 | |
35 // TODO(sky): consider nuking and converting directly to ViewData. | |
36 struct TestView { | |
37 TestView(); | |
38 ~TestView(); | |
39 | |
40 // Returns a string description of this. | |
41 std::string ToString() const; | |
42 | |
43 // Returns a string description that includes visible and drawn. | |
44 std::string ToString2() const; | |
45 | |
46 mojo::Id parent_id; | |
47 mojo::Id view_id; | |
48 bool visible; | |
49 bool drawn; | |
50 std::map<std::string, std::vector<uint8_t>> properties; | |
51 }; | |
52 | |
53 // Tracks a call to ViewManagerClient. See the individual functions for the | |
54 // fields that are used. | |
55 struct Change { | |
56 Change(); | |
57 ~Change(); | |
58 | |
59 ChangeType type; | |
60 mojo::ConnectionSpecificId connection_id; | |
61 std::vector<TestView> views; | |
62 mojo::Id view_id; | |
63 mojo::Id view_id2; | |
64 mojo::Id view_id3; | |
65 mojo::Rect bounds; | |
66 mojo::Rect bounds2; | |
67 mojo::EventType event_action; | |
68 mojo::String creator_url; | |
69 mojo::String embed_url; | |
70 mojo::OrderDirection direction; | |
71 bool bool_value; | |
72 std::string property_key; | |
73 std::string property_value; | |
74 }; | |
75 | |
76 // Converts Changes to string descriptions. | |
77 std::vector<std::string> ChangesToDescription1( | |
78 const std::vector<Change>& changes); | |
79 | |
80 // Convenience for returning the description of the first item in |changes|. | |
81 // Returns an empty string if |changes| has something other than one entry. | |
82 std::string SingleChangeToDescription(const std::vector<Change>& changes); | |
83 | |
84 // Convenience for returning the description of the first item in |views|. | |
85 // Returns an empty string if |views| has something other than one entry. | |
86 std::string SingleViewDescription(const std::vector<TestView>& views); | |
87 | |
88 // Returns a string description of |changes[0].views|. Returns an empty string | |
89 // if change.size() != 1. | |
90 std::string ChangeViewDescription(const std::vector<Change>& changes); | |
91 | |
92 // Converts ViewDatas to TestViews. | |
93 void ViewDatasToTestViews(const mojo::Array<mojo::ViewDataPtr>& data, | |
94 std::vector<TestView>* test_views); | |
95 | |
96 // TestChangeTracker is used to record ViewManagerClient functions. It notifies | |
97 // a delegate any time a change is added. | |
98 class TestChangeTracker { | |
99 public: | |
100 // Used to notify the delegate when a change is added. A change corresponds to | |
101 // a single ViewManagerClient function. | |
102 class Delegate { | |
103 public: | |
104 virtual void OnChangeAdded() = 0; | |
105 | |
106 protected: | |
107 virtual ~Delegate() {} | |
108 }; | |
109 | |
110 TestChangeTracker(); | |
111 ~TestChangeTracker(); | |
112 | |
113 void set_delegate(Delegate* delegate) { | |
114 delegate_ = delegate; | |
115 } | |
116 | |
117 std::vector<Change>* changes() { return &changes_; } | |
118 | |
119 // Each of these functions generate a Change. There is one per | |
120 // ViewManagerClient function. | |
121 void OnEmbed(mojo::ConnectionSpecificId connection_id, | |
122 const mojo::String& creator_url, | |
123 mojo::ViewDataPtr root); | |
124 void OnEmbeddedAppDisconnected(mojo::Id view_id); | |
125 void OnViewBoundsChanged(mojo::Id view_id, | |
126 mojo::RectPtr old_bounds, | |
127 mojo::RectPtr new_bounds); | |
128 void OnViewViewportMetricsChanged(mojo::ViewportMetricsPtr old_bounds, | |
129 mojo::ViewportMetricsPtr new_bounds); | |
130 void OnViewHierarchyChanged(mojo::Id view_id, | |
131 mojo::Id new_parent_id, | |
132 mojo::Id old_parent_id, | |
133 mojo::Array<mojo::ViewDataPtr> views); | |
134 void OnViewReordered(mojo::Id view_id, | |
135 mojo::Id relative_view_id, | |
136 mojo::OrderDirection direction); | |
137 void OnViewDeleted(mojo::Id view_id); | |
138 void OnViewVisibilityChanged(mojo::Id view_id, bool visible); | |
139 void OnViewDrawnStateChanged(mojo::Id view_id, bool drawn); | |
140 void OnViewInputEvent(mojo::Id view_id, mojo::EventPtr event); | |
141 void OnViewSharedPropertyChanged(mojo::Id view_id, | |
142 mojo::String name, | |
143 mojo::Array<uint8_t> data); | |
144 void DelegateEmbed(const mojo::String& url); | |
145 | |
146 private: | |
147 void AddChange(const Change& change); | |
148 | |
149 Delegate* delegate_; | |
150 std::vector<Change> changes_; | |
151 | |
152 DISALLOW_COPY_AND_ASSIGN(TestChangeTracker); | |
153 }; | |
154 | |
155 } // namespace view_manager | |
156 | |
157 #endif // SERVICES_VIEW_MANAGER_TEST_CHANGE_TRACKER_H_ | |
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