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1 // Copyright 2016 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 ASH_DEVTOOLS_ASH_DEVTOOLS_DOM_AGENT_H_ | |
6 #define ASH_DEVTOOLS_ASH_DEVTOOLS_DOM_AGENT_H_ | |
7 | |
8 #include "ash/ash_export.h" | |
9 #include "ash/devtools/ui_element_delegate.h" | |
10 #include "base/macros.h" | |
11 #include "components/ui_devtools/DOM.h" | |
12 #include "components/ui_devtools/devtools_base_agent.h" | |
13 #include "ui/aura/env_observer.h" | |
14 #include "ui/views/view.h" | |
15 #include "ui/views/widget/widget.h" | |
16 | |
17 namespace aura { | |
18 class Window; | |
19 } | |
20 | |
21 namespace ash { | |
22 namespace devtools { | |
23 | |
24 class UIElement; | |
25 | |
26 class ASH_EXPORT AshDevToolsDOMAgentObserver { | |
27 public: | |
28 // TODO(thanhph): Use UIElement* as input argument instead. | |
29 virtual void OnNodeBoundsChanged(int node_id) = 0; | |
30 }; | |
31 | |
32 class ASH_EXPORT AshDevToolsDOMAgent | |
33 : public NON_EXPORTED_BASE(ui::devtools::UiDevToolsBaseAgent< | |
34 ui::devtools::protocol::DOM::Metainfo>), | |
35 public UIElementDelegate, | |
36 public aura::EnvObserver { | |
37 public: | |
38 AshDevToolsDOMAgent(); | |
39 ~AshDevToolsDOMAgent() override; | |
40 | |
41 // DOM::Backend: | |
42 ui::devtools::protocol::Response disable() override; | |
43 ui::devtools::protocol::Response getDocument( | |
44 std::unique_ptr<ui::devtools::protocol::DOM::Node>* out_root) override; | |
45 ui::devtools::protocol::Response highlightNode( | |
46 std::unique_ptr<ui::devtools::protocol::DOM::HighlightConfig> | |
47 highlight_config, | |
48 ui::devtools::protocol::Maybe<int> node_id) override; | |
49 ui::devtools::protocol::Response hideHighlight() override; | |
50 | |
51 // UIElementDelegate: | |
52 void OnUIElementAdded(UIElement* parent, UIElement* child) override; | |
53 void OnUIElementReordered(UIElement* parent, UIElement* child) override; | |
54 void OnUIElementRemoved(UIElement* ui_element) override; | |
55 void OnUIElementBoundsChanged(UIElement* ui_element) override; | |
56 bool IsHighlightingWindow(aura::Window* window) override; | |
57 | |
58 void AddObserver(AshDevToolsDOMAgentObserver* observer); | |
59 void RemoveObserver(AshDevToolsDOMAgentObserver* observer); | |
60 UIElement* GetElementFromNodeId(int node_id); | |
61 UIElement* window_element_root() const { return window_element_root_.get(); }; | |
62 const std::vector<aura::Window*>& root_windows() const { | |
63 return root_windows_; | |
64 }; | |
65 | |
66 private: | |
67 // aura::EnvObserver: | |
68 void OnWindowInitialized(aura::Window* window) override {} | |
69 void OnHostInitialized(aura::WindowTreeHost* host) override; | |
70 | |
71 void OnNodeBoundsChanged(int node_id); | |
72 std::unique_ptr<ui::devtools::protocol::DOM::Node> BuildInitialTree(); | |
73 std::unique_ptr<ui::devtools::protocol::DOM::Node> BuildTreeForUIElement( | |
74 UIElement* ui_element); | |
75 std::unique_ptr<ui::devtools::protocol::DOM::Node> BuildTreeForWindow( | |
76 UIElement* window_element_root, | |
77 aura::Window* window); | |
78 std::unique_ptr<ui::devtools::protocol::DOM::Node> BuildTreeForRootWidget( | |
79 UIElement* widget_element, | |
80 views::Widget* widget); | |
81 std::unique_ptr<ui::devtools::protocol::DOM::Node> BuildTreeForView( | |
82 UIElement* view_element, | |
83 views::View* view); | |
84 void RemoveDomNode(UIElement* ui_element); | |
85 void Reset(); | |
86 void InitializeHighlightingWidget(); | |
87 void UpdateHighlight( | |
88 const std::pair<aura::Window*, gfx::Rect>& window_and_bounds, | |
89 SkColor background, | |
90 SkColor border); | |
91 ui::devtools::protocol::Response HighlightNode( | |
92 std::unique_ptr<ui::devtools::protocol::DOM::HighlightConfig> | |
93 highlight_config, | |
94 int node_id); | |
95 | |
96 bool is_building_tree_; | |
97 std::unique_ptr<UIElement> window_element_root_; | |
98 std::unordered_map<int, UIElement*> node_id_to_ui_element_; | |
99 std::unique_ptr<views::Widget> widget_for_highlighting_; | |
100 std::vector<aura::Window*> root_windows_; | |
101 base::ObserverList<AshDevToolsDOMAgentObserver> observers_; | |
102 | |
103 DISALLOW_COPY_AND_ASSIGN(AshDevToolsDOMAgent); | |
104 }; | |
105 | |
106 } // namespace devtools | |
107 } // namespace ash | |
108 | |
109 #endif // ASH_DEVTOOLS_ASH_DEVTOOLS_DOM_AGENT_H_ | |
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