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1 // Copyright (c) 2013 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_RENDERER_CLIPBOARD_CLIENT_H_ | |
6 #define CONTENT_RENDERER_CLIPBOARD_CLIENT_H_ | |
7 | |
8 #include "content/common/clipboard_format.h" | |
9 #include "ui/base/clipboard/clipboard.h" | |
10 | |
11 class GURL; | |
12 | |
13 namespace content { | |
14 | |
15 // Interface for the content embedder to implement to support clipboard. | |
16 class ClipboardClient { | |
17 public: | |
18 class WriteContext { | |
19 public: | |
20 virtual ~WriteContext() { } | |
21 | |
22 // Writes bitmap data into the context, updating the ObjectMap. | |
23 virtual void WriteBitmapFromPixels(ui::Clipboard::ObjectMap* objects, | |
24 const void* pixels, | |
25 const gfx::Size& size) = 0; | |
26 | |
27 // Flushes all gathered data. | |
28 virtual void Flush(const ui::Clipboard::ObjectMap& objects) = 0; | |
29 }; | |
30 | |
31 virtual ~ClipboardClient() { } | |
32 | |
33 // Get a clipboard that can be used to construct a ScopedClipboardWriterGlue. | |
34 virtual ui::Clipboard* GetClipboard() = 0; | |
35 | |
36 // Get a sequence number which uniquely identifies clipboard state. | |
37 virtual uint64 GetSequenceNumber(ui::ClipboardType type) = 0; | |
38 | |
39 // Tests whether the clipboard contains a certain format | |
40 virtual bool IsFormatAvailable(ClipboardFormat format, | |
41 ui::ClipboardType type) = 0; | |
42 | |
43 // Clear the contents of the clipboard. | |
44 virtual void Clear(ui::ClipboardType type) = 0; | |
45 | |
46 // Reads the available types from the clipboard, if available. | |
47 virtual void ReadAvailableTypes(ui::ClipboardType type, | |
48 std::vector<base::string16>* types, | |
49 bool* contains_filenames) = 0; | |
50 | |
51 // Reads text from the clipboard, trying UNICODE first, then falling back to | |
52 // ASCII. | |
53 virtual void ReadText(ui::ClipboardType type, | |
54 base::string16* result) = 0; | |
55 | |
56 // Reads HTML from the clipboard, if available. | |
57 virtual void ReadHTML(ui::ClipboardType type, | |
58 base::string16* markup, | |
59 GURL* url, | |
60 uint32* fragment_start, | |
61 uint32* fragment_end) = 0; | |
62 | |
63 // Reads RTF from the clipboard, if available. | |
64 virtual void ReadRTF(ui::ClipboardType type, std::string* result) = 0; | |
65 | |
66 // Reads and image from the clipboard, if available. | |
67 virtual void ReadImage(ui::ClipboardType type, std::string* data) = 0; | |
68 | |
69 // Reads a custom data type from the clipboard, if available. | |
70 virtual void ReadCustomData(ui::ClipboardType clipboard_type, | |
71 const base::string16& type, | |
72 base::string16* data) = 0; | |
73 | |
74 // Creates a context to write clipboard data. May return NULL. | |
75 virtual WriteContext* CreateWriteContext() = 0; | |
76 }; | |
77 | |
78 } // namespace content | |
79 | |
80 #endif // CONTENT_RENDERER_CLIPBOARD_CLIENT_H_ | |
81 | |
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