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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 | |
3 // found in the LICENSE file. | |
4 | |
5 #ifndef CONTENT_BROWSER_RENDERER_HOST_RENDER_WIDGET_HOST_VIEW_MUS_H_ | |
6 #define CONTENT_BROWSER_RENDERER_HOST_RENDER_WIDGET_HOST_VIEW_MUS_H_ | |
7 | |
8 #include <stddef.h> | |
9 | |
10 #include "base/macros.h" | |
11 #include "build/build_config.h" | |
12 #include "content/browser/renderer_host/render_widget_host_view_base.h" | |
13 #include "content/public/browser/render_process_host_observer.h" | |
14 #include "services/ui/public/cpp/input_event_handler.h" | |
15 #include "services/ui/public/cpp/scoped_window_ptr.h" | |
16 #include "services/ui/public/cpp/window.h" | |
17 | |
18 namespace content { | |
19 | |
20 class RenderWidgetHost; | |
21 class RenderWidgetHostImpl; | |
22 struct TextInputState; | |
23 | |
24 // See comments in render_widget_host_view.h about this class and its members. | |
25 // This version of RenderWidgetHostView is for builds of Chrome that run through | |
26 // the standalone service runner and use the Mandoline UI Service (Mus). Mus is | |
27 // responsible for windowing, compositing, and input event dispatch. The purpose | |
28 // of RenderWidgetHostViewMus is to manage the ui::Window owned by the content | |
29 // embedder. The browser is the owner of the ui::Window, controlling properties | |
30 // such as visibility, and bounds. Some aspects such as input, focus, and cursor | |
31 // are managed by Mus directly. Input event routing will be plumbed directly to | |
32 // the renderer from Mus. | |
33 class CONTENT_EXPORT RenderWidgetHostViewMus | |
34 : public RenderWidgetHostViewBase, | |
35 NON_EXPORTED_BASE(public ui::InputEventHandler) { | |
36 public: | |
37 RenderWidgetHostViewMus(ui::Window* parent_window, | |
38 RenderWidgetHostImpl* widget); | |
39 ~RenderWidgetHostViewMus() override; | |
40 | |
41 private: | |
42 // Set the bounds of the window and handle size changes. Assumes the caller | |
43 // has already adjusted the origin of |rect| to conform to whatever coordinate | |
44 // space is required by the aura::Window. | |
45 void InternalSetBounds(const gfx::Rect& rect); | |
46 | |
47 // RenderWidgetHostView implementation. | |
48 void InitAsChild(gfx::NativeView parent_view) override; | |
49 RenderWidgetHost* GetRenderWidgetHost() const override; | |
50 void SetSize(const gfx::Size& size) override; | |
51 void SetBounds(const gfx::Rect& rect) override; | |
52 void Focus() override; | |
53 bool HasFocus() const override; | |
54 bool IsSurfaceAvailableForCopy() const override; | |
55 void Show() override; | |
56 void Hide() override; | |
57 bool IsShowing() override; | |
58 gfx::NativeView GetNativeView() const override; | |
59 gfx::NativeViewAccessible GetNativeViewAccessible() override; | |
60 gfx::Rect GetViewBounds() const override; | |
61 gfx::Vector2dF GetLastScrollOffset() const override; | |
62 void SetBackgroundColor(SkColor color) override; | |
63 gfx::Size GetPhysicalBackingSize() const override; | |
64 base::string16 GetSelectedText() override; | |
65 | |
66 // RenderWidgetHostViewBase implementation. | |
67 void InitAsPopup(RenderWidgetHostView* parent_host_view, | |
68 const gfx::Rect& bounds) override; | |
69 void InitAsFullscreen(RenderWidgetHostView* reference_host_view) override; | |
70 void UpdateCursor(const WebCursor& cursor) override; | |
71 void SetIsLoading(bool is_loading) override; | |
72 void TextInputStateChanged(const TextInputState& params) override; | |
73 void ImeCancelComposition() override; | |
74 #if defined(OS_MACOSX) || defined(USE_AURA) | |
75 void ImeCompositionRangeChanged( | |
76 const gfx::Range& range, | |
77 const std::vector<gfx::Rect>& character_bounds) override; | |
78 #endif | |
79 void RenderProcessGone(base::TerminationStatus status, | |
80 int error_code) override; | |
81 void Destroy() override; | |
82 void SetTooltipText(const base::string16& tooltip_text) override; | |
83 void SelectionChanged(const base::string16& text, | |
84 size_t offset, | |
85 const gfx::Range& range) override; | |
86 void SelectionBoundsChanged( | |
87 const ViewHostMsg_SelectionBounds_Params& params) override; | |
88 void CopyFromCompositingSurface( | |
89 const gfx::Rect& src_subrect, | |
90 const gfx::Size& dst_size, | |
91 const ReadbackRequestCallback& callback, | |
92 const SkColorType preferred_color_type) override; | |
93 void CopyFromCompositingSurfaceToVideoFrame( | |
94 const gfx::Rect& src_subrect, | |
95 const scoped_refptr<media::VideoFrame>& target, | |
96 const base::Callback<void(const gfx::Rect&, bool)>& callback) override; | |
97 bool CanCopyToVideoFrame() const override; | |
98 bool HasAcceleratedSurface(const gfx::Size& desired_size) override; | |
99 void ClearCompositorFrame() override {} | |
100 bool LockMouse() override; | |
101 void UnlockMouse() override; | |
102 gfx::Rect GetBoundsInRootWindow() override; | |
103 void SetNeedsBeginFrames(bool needs_begin_frames) override; | |
104 | |
105 #if defined(OS_MACOSX) | |
106 // RenderWidgetHostView implementation. | |
107 ui::AcceleratedWidgetMac* GetAcceleratedWidgetMac() const override; | |
108 void SetActive(bool active) override; | |
109 void ShowDefinitionForSelection() override; | |
110 bool SupportsSpeech() const override; | |
111 void SpeakSelection() override; | |
112 bool IsSpeaking() const override; | |
113 void StopSpeaking() override; | |
114 #endif // defined(OS_MACOSX) | |
115 | |
116 void LockCompositingSurface() override; | |
117 void UnlockCompositingSurface() override; | |
118 | |
119 // ui::InputEventHandler: | |
120 void OnWindowInputEvent( | |
121 ui::Window* target, | |
122 const ui::Event& event, | |
123 std::unique_ptr<base::Callback<void(ui::mojom::EventResult)>>* | |
124 ack_callback) override; | |
125 | |
126 RenderWidgetHostImpl* host_; | |
127 | |
128 aura::Window* aura_window_; | |
129 | |
130 std::unique_ptr<ui::ScopedWindowPtr> mus_window_; | |
131 | |
132 DISALLOW_COPY_AND_ASSIGN(RenderWidgetHostViewMus); | |
133 }; | |
134 | |
135 } // namespace content | |
136 | |
137 #endif // CONTENT_BROWSER_RENDERER_HOST_RENDER_WIDGET_HOST_VIEW_MUS_H_ | |
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