Chromium Code Reviews
chromiumcodereview-hr@appspot.gserviceaccount.com (chromiumcodereview-hr) | Please choose your nickname with Settings | Help | Chromium Project | Gerrit Changes | Sign out
(206)

Side by Side Diff: chrome/browser/extensions/extension_offscreen_tabs_module.h

Issue 7720002: Chrome Extensions chrome.experimental.offscreenTabs.* API implementation, docs, and test. (Closed) Base URL: http://src.chromium.org/svn/trunk/src/
Patch Set: '' Created 9 years, 3 months ago
Use n/p to move between diff chunks; N/P to move between comments. Draft comments are only viewable by you.
Jump to:
View unified diff | Download patch | Annotate | Revision Log
Property Changes:
Added: svn:eol-style
+ LF
OLDNEW
(Empty)
1 // Copyright (c) 2011 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 CHROME_BROWSER_EXTENSIONS_EXTENSION_OFFSCREEN_TABS_MODULE_H__
6 #define CHROME_BROWSER_EXTENSIONS_EXTENSION_OFFSCREEN_TABS_MODULE_H__
7 #pragma once
8
9 #include <string>
10
11 #include "base/values.h"
12 #include "chrome/browser/extensions/extension_function.h"
13 #include "content/browser/tab_contents/tab_contents_observer.h"
14 #include "content/common/notification_observer.h"
15 #include "content/common/notification_registrar.h"
16
17 class BackingStore;
18 class SkBitmap;
19 class TabContents;
20 class TabContentsWrapper;
21
22 namespace base {
23 class DictionaryValue;
24 class ListValue;
25 }
26
27 // Creates an offscreen tab and adds it to a map of tabs and their child
28 // offscreen tabs.
29 class CreateOffscreenTabFunction : public SyncExtensionFunction {
30 public:
31 CreateOffscreenTabFunction();
32 virtual ~CreateOffscreenTabFunction();
33 virtual bool RunImpl() OVERRIDE;
34
35 private:
36 DECLARE_EXTENSION_FUNCTION_NAME("experimental.offscreenTabs.create")
37 DISALLOW_COPY_AND_ASSIGN(CreateOffscreenTabFunction);
38 };
39
40 // Gets info about an offscreen tab.
41 class GetOffscreenTabFunction : public SyncExtensionFunction {
42 public:
43 GetOffscreenTabFunction();
44 virtual ~GetOffscreenTabFunction();
45 virtual bool RunImpl() OVERRIDE;
46
47 private:
48 DECLARE_EXTENSION_FUNCTION_NAME("experimental.offscreenTabs.get")
49 DISALLOW_COPY_AND_ASSIGN(GetOffscreenTabFunction);
50 };
51
52 // Gets all offscreen tabs created by the tab that invoked this function.
53 class GetAllOffscreenTabFunction : public SyncExtensionFunction {
54 public:
55 GetAllOffscreenTabFunction();
56 virtual ~GetAllOffscreenTabFunction();
57 virtual bool RunImpl() OVERRIDE;
58
59 private:
60 DECLARE_EXTENSION_FUNCTION_NAME("experimental.offscreenTabs.getAll")
61 DISALLOW_COPY_AND_ASSIGN(GetAllOffscreenTabFunction);
62 };
63
64 // Removes an offscreen tab.
65 class RemoveOffscreenTabFunction : public SyncExtensionFunction {
66 public:
67 RemoveOffscreenTabFunction();
68 virtual ~RemoveOffscreenTabFunction();
69 virtual bool RunImpl() OVERRIDE;
70
71 private:
72 DECLARE_EXTENSION_FUNCTION_NAME("experimental.offscreenTabs.remove")
73 DISALLOW_COPY_AND_ASSIGN(RemoveOffscreenTabFunction);
74 };
75
76 // Synthesizes a keyboard event based on a passed-in JavaScript keyboard event.
77 class SendKeyboardEventOffscreenTabFunction : public SyncExtensionFunction {
78 public:
79 SendKeyboardEventOffscreenTabFunction();
80 virtual ~SendKeyboardEventOffscreenTabFunction();
81 virtual bool RunImpl() OVERRIDE;
82
83 private:
84 DECLARE_EXTENSION_FUNCTION_NAME(
85 "experimental.offscreenTabs.sendKeyboardEvent")
86 DISALLOW_COPY_AND_ASSIGN(SendKeyboardEventOffscreenTabFunction);
87 };
88
89 // Synthesizes a mouse event based on a passed-in JavaScript mouse event.
90 // Since only the application knows where the user clicks, x and y coordinates
91 // need to be passed in as well in this case of click, mousedown, and mouseup.
92 class SendMouseEventOffscreenTabFunction : public SyncExtensionFunction {
93 public:
94 SendMouseEventOffscreenTabFunction();
95 virtual ~SendMouseEventOffscreenTabFunction();
96 virtual bool RunImpl() OVERRIDE;
97
98 private:
99 DECLARE_EXTENSION_FUNCTION_NAME("experimental.offscreenTabs.sendMouseEvent")
100 DISALLOW_COPY_AND_ASSIGN(SendMouseEventOffscreenTabFunction);
101 };
102
103 // Gets a snapshot of the offscreen tabs and returns it as a data URL.
104 class ToDataUrlOffscreenTabFunction : public AsyncExtensionFunction,
105 public NotificationObserver {
106 public:
107 ToDataUrlOffscreenTabFunction();
108 virtual ~ToDataUrlOffscreenTabFunction();
109 virtual bool RunImpl() OVERRIDE;
110
111 private:
112 enum ImageFormat {
113 FORMAT_JPEG,
114 FORMAT_PNG
115 };
116
117 // The default quality setting used when encoding jpegs.
118 static const int kDefaultQuality = 90;
119 virtual bool CaptureSnapshotFromBackingStore(BackingStore* backing_store);
120 virtual void Observe(const int type,
121 const NotificationSource& source,
122 const NotificationDetails& details) OVERRIDE;
123 virtual void SendResultFromBitmap(const SkBitmap& screen_capture);
124
125 NotificationRegistrar registrar_;
126
127 // The format (JPEG vs PNG) of the resulting image. Set in RunImpl().
128 ImageFormat image_format_;
129
130 // Quality setting to use when encoding jpegs. Set in RunImpl().
131 int image_quality_;
132
133 DECLARE_EXTENSION_FUNCTION_NAME("experimental.offscreenTabs.toDataUrl")
134 DISALLOW_COPY_AND_ASSIGN(ToDataUrlOffscreenTabFunction);
135 };
136
137 // Updates an offscreen tab.
138 class UpdateOffscreenTabFunction : public AsyncExtensionFunction,
139 public TabContentsObserver {
140 public:
141 UpdateOffscreenTabFunction();
142 virtual ~UpdateOffscreenTabFunction();
143 virtual bool RunImpl() OVERRIDE;
144
145 private:
146 virtual bool OnMessageReceived(const IPC::Message& message);
147 void OnExecuteCodeFinished(int request_id,
148 bool success,
149 const std::string& error);
150
151 DECLARE_EXTENSION_FUNCTION_NAME("experimental.offscreenTabs.update")
152 DISALLOW_COPY_AND_ASSIGN(UpdateOffscreenTabFunction);
153 };
154
155 #endif // CHROME_BROWSER_EXTENSIONS_EXTENSION_OFFSCREEN_TABS_MODULE_H__
156
OLDNEW

Powered by Google App Engine
This is Rietveld 408576698