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Side by Side Diff: content/browser/browser_plugin/browser_plugin_embedder.h

Issue 1042743002: Make Edit>Speech>Speak Selection work for PDFs on Mac (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master
Patch Set: Created 5 years, 8 months ago
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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. 1 // Copyright (c) 2012 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 // A BrowserPluginEmbedder handles messages coming from a BrowserPlugin's 5 // A BrowserPluginEmbedder handles messages coming from a BrowserPlugin's
6 // embedder that are not directed at any particular existing guest process. 6 // embedder that are not directed at any particular existing guest process.
7 // In the beginning, when a BrowserPlugin instance in the embedder renderer 7 // In the beginning, when a BrowserPlugin instance in the embedder renderer
8 // process requests an initial navigation, the WebContents for that renderer 8 // process requests an initial navigation, the WebContents for that renderer
9 // renderer creates a BrowserPluginEmbedder for itself. The 9 // renderer creates a BrowserPluginEmbedder for itself. The
10 // BrowserPluginEmbedder, in turn, forwards the requests to a 10 // BrowserPluginEmbedder, in turn, forwards the requests to a
(...skipping 49 matching lines...) Expand 10 before | Expand all | Expand 10 after
60 // |guest|. This |guest| will be signaled at the end of the drag operation. 60 // |guest|. This |guest| will be signaled at the end of the drag operation.
61 void StartDrag(BrowserPluginGuest* guest); 61 void StartDrag(BrowserPluginGuest* guest);
62 62
63 // Sends EndSystemDrag message to the guest that initiated the last drag/drop 63 // Sends EndSystemDrag message to the guest that initiated the last drag/drop
64 // operation, if there's any. 64 // operation, if there's any.
65 void SystemDragEnded(); 65 void SystemDragEnded();
66 66
67 // Used to handle special keyboard events. 67 // Used to handle special keyboard events.
68 bool HandleKeyboardEvent(const NativeWebKeyboardEvent& event); 68 bool HandleKeyboardEvent(const NativeWebKeyboardEvent& event);
69 69
70 // Find the given |search_text| in the page. Returns true if the find request 70 BrowserPluginGuest* GetFullPageGuest();
Sam McNally 2015/04/01 06:04:49 Comment?
raymes 2015/04/13 11:00:31 Done.
71 // is handled by this browser plugin embedder.
72 bool Find(int request_id,
73 const base::string16& search_text,
74 const blink::WebFindOptions& options);
75 bool StopFinding(StopFindAction action);
76 71
77 private: 72 private:
78 explicit BrowserPluginEmbedder(WebContentsImpl* web_contents); 73 explicit BrowserPluginEmbedder(WebContentsImpl* web_contents);
79 74
80 BrowserPluginGuestManager* GetBrowserPluginGuestManager() const; 75 BrowserPluginGuestManager* GetBrowserPluginGuestManager() const;
81 76
82 void ClearGuestDragStateIfApplicable(); 77 void ClearGuestDragStateIfApplicable();
83 78
84 static bool DidSendScreenRectsCallback(WebContents* guest_web_contents); 79 static bool DidSendScreenRectsCallback(WebContents* guest_web_contents);
85 80
86 // Notifies a guest that the embedder's screen info has changed. 81 // Notifies a guest that the embedder's screen info has changed.
87 static bool NotifyScreenInfoChanged(WebContents* guest_web_contents); 82 static bool NotifyScreenInfoChanged(WebContents* guest_web_contents);
88 83
89 static bool UnlockMouseIfNecessaryCallback(bool* mouse_unlocked, 84 static bool UnlockMouseIfNecessaryCallback(bool* mouse_unlocked,
90 WebContents* guest); 85 WebContents* guest);
91 86
92 static bool FindInGuest(int request_id,
93 const base::string16& search_text,
94 const blink::WebFindOptions& options,
95 WebContents* guest);
96 static bool StopFindingInGuest(StopFindAction action, WebContents* guest);
97
98 // Message handlers. 87 // Message handlers.
99 88
100 void OnAttach(RenderFrameHost* render_frame_host, 89 void OnAttach(RenderFrameHost* render_frame_host,
101 int instance_id, 90 int instance_id,
102 const BrowserPluginHostMsg_Attach_Params& params); 91 const BrowserPluginHostMsg_Attach_Params& params);
103 void OnUpdateDragCursor(bool* handled); 92 void OnUpdateDragCursor(bool* handled);
104 93
105 // Used to correctly update the cursor when dragging over a guest, and to 94 // Used to correctly update the cursor when dragging over a guest, and to
106 // handle a race condition when dropping onto the guest that started the drag 95 // handle a race condition when dropping onto the guest that started the drag
107 // (the race is that the dragend message arrives before the drop message so 96 // (the race is that the dragend message arrives before the drop message so
108 // the drop never takes place). 97 // the drop never takes place).
109 // crbug.com/233571 98 // crbug.com/233571
110 base::WeakPtr<BrowserPluginGuest> guest_dragging_over_; 99 base::WeakPtr<BrowserPluginGuest> guest_dragging_over_;
111 100
112 // Pointer to the guest that started the drag, used to forward necessary drag 101 // Pointer to the guest that started the drag, used to forward necessary drag
113 // status messages to the correct guest. 102 // status messages to the correct guest.
114 base::WeakPtr<BrowserPluginGuest> guest_started_drag_; 103 base::WeakPtr<BrowserPluginGuest> guest_started_drag_;
115 104
116 // Keeps track of "dragend" state. 105 // Keeps track of "dragend" state.
117 bool guest_drag_ending_; 106 bool guest_drag_ending_;
118 107
119 base::WeakPtrFactory<BrowserPluginEmbedder> weak_ptr_factory_; 108 base::WeakPtrFactory<BrowserPluginEmbedder> weak_ptr_factory_;
120 109
121 DISALLOW_COPY_AND_ASSIGN(BrowserPluginEmbedder); 110 DISALLOW_COPY_AND_ASSIGN(BrowserPluginEmbedder);
122 }; 111 };
123 112
124 } // namespace content 113 } // namespace content
125 114
126 #endif // CONTENT_BROWSER_BROWSER_PLUGIN_BROWSER_PLUGIN_EMBEDDER_H_ 115 #endif // CONTENT_BROWSER_BROWSER_PLUGIN_BROWSER_PLUGIN_EMBEDDER_H_
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