1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
|
// Copyright (c) 2010 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef CHROME_RENDERER_RENDERER_WEBKITCLIENT_IMPL_H_
#define CHROME_RENDERER_RENDERER_WEBKITCLIENT_IMPL_H_
#include "base/platform_file.h"
#include "base/scoped_ptr.h"
#include "chrome/renderer/websharedworkerrepository_impl.h"
#include "webkit/glue/simple_webmimeregistry_impl.h"
#include "webkit/glue/webclipboard_impl.h"
#include "webkit/glue/webfilesystem_impl.h"
#include "webkit/glue/webkitclient_impl.h"
#if defined(OS_WIN)
#include "third_party/WebKit/WebKit/chromium/public/win/WebSandboxSupport.h"
#elif defined(OS_LINUX)
#include <string>
#include <map>
#include "base/lock.h"
#include "third_party/WebKit/WebKit/chromium/public/linux/WebSandboxSupport.h"
#endif
namespace IPC {
class SyncMessage;
}
class RendererWebKitClientImpl : public webkit_glue::WebKitClientImpl {
public:
RendererWebKitClientImpl();
virtual ~RendererWebKitClientImpl();
// WebKitClient methods:
virtual WebKit::WebClipboard* clipboard();
virtual WebKit::WebMimeRegistry* mimeRegistry();
virtual WebKit::WebFileSystem* fileSystem();
virtual WebKit::WebSandboxSupport* sandboxSupport();
virtual WebKit::WebCookieJar* cookieJar();
virtual bool sandboxEnabled();
virtual unsigned long long visitedLinkHash(
const char* canonicalURL, size_t length);
virtual bool isLinkVisited(unsigned long long linkHash);
virtual WebKit::WebMessagePortChannel* createMessagePortChannel();
virtual void prefetchHostName(const WebKit::WebString&);
virtual WebKit::WebString defaultLocale();
virtual void suddenTerminationChanged(bool enabled);
virtual WebKit::WebStorageNamespace* createLocalStorageNamespace(
const WebKit::WebString& path, unsigned quota);
virtual void dispatchStorageEvent(
const WebKit::WebString& key, const WebKit::WebString& old_value,
const WebKit::WebString& new_value, const WebKit::WebString& origin,
const WebKit::WebURL& url, bool is_local_storage);
virtual WebKit::WebKitClient::FileHandle databaseOpenFile(
const WebKit::WebString& vfs_file_name, int desired_flags);
virtual int databaseDeleteFile(const WebKit::WebString& vfs_file_name,
bool sync_dir);
virtual long databaseGetFileAttributes(
const WebKit::WebString& vfs_file_name);
virtual long long databaseGetFileSize(
const WebKit::WebString& vfs_file_name);
virtual WebKit::WebString signedPublicKeyAndChallengeString(
unsigned key_size_index,
const WebKit::WebString& challenge,
const WebKit::WebURL& url);
virtual WebKit::WebIndexedDatabase* indexedDatabase();
virtual WebKit::WebSharedWorkerRepository* sharedWorkerRepository();
virtual WebKit::WebGraphicsContext3D* createGraphicsContext3D();
virtual WebKit::WebGLES2Context* createGLES2Context();
private:
class MimeRegistry : public webkit_glue::SimpleWebMimeRegistryImpl {
public:
virtual WebKit::WebString mimeTypeForExtension(const WebKit::WebString&);
virtual WebKit::WebString mimeTypeFromFile(const WebKit::WebString&);
virtual WebKit::WebString preferredExtensionForMIMEType(
const WebKit::WebString&);
};
class FileSystem : public webkit_glue::WebFileSystemImpl {
public:
virtual bool getFileSize(const WebKit::WebString& path, long long& result);
virtual bool getFileModificationTime(const WebKit::WebString& path,
double& result);
virtual base::PlatformFile openFile(const WebKit::WebString& path,
int mode);
};
#if defined(OS_WIN)
class SandboxSupport : public WebKit::WebSandboxSupport {
public:
virtual bool ensureFontLoaded(HFONT);
};
#elif defined(OS_LINUX)
class SandboxSupport : public WebKit::WebSandboxSupport {
public:
virtual WebKit::WebString getFontFamilyForCharacters(
const WebKit::WebUChar* characters, size_t numCharacters);
virtual void getRenderStyleForStrike(
const char* family, int sizeAndStyle, WebKit::WebFontRenderStyle* out);
private:
// WebKit likes to ask us for the correct font family to use for a set of
// unicode code points. It needs this information frequently so we cache it
// here. The key in this map is an array of 16-bit UTF16 values from WebKit.
// The value is a string containing the correct font family.
Lock unicode_font_families_mutex_;
std::map<std::string, std::string> unicode_font_families_;
};
#endif
// Helper function to send synchronous message from any thread.
static bool SendSyncMessageFromAnyThread(IPC::SyncMessage* msg);
webkit_glue::WebClipboardImpl clipboard_;
FileSystem file_system_;
MimeRegistry mime_registry_;
#if defined(OS_WIN) || defined(OS_LINUX)
SandboxSupport sandbox_support_;
#endif
// This counter keeps track of the number of times sudden termination is
// enabled or disabled. It starts at 0 (enabled) and for every disable
// increments by 1, for every enable decrements by 1. When it reaches 0,
// we tell the browser to enable fast termination.
int sudden_termination_disables_;
// Implementation of the WebSharedWorkerRepository APIs (provides an interface
// to WorkerService on the browser thread.
WebSharedWorkerRepositoryImpl shared_worker_repository_;
scoped_ptr<WebKit::WebIndexedDatabase> web_indexed_database_;
};
#endif // CHROME_RENDERER_RENDERER_WEBKITCLIENT_IMPL_H_
|
