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
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
|
/*
* Copyright (C) 2006 Eric Seidel <eric@webkit.org>
* Copyright (C) 2008, 2009, 2012 Apple Inc. All rights reserved.
* Copyright (C) Research In Motion Limited 2011. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
* OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "config.h"
#include "EmptyClients.h"
#include "ApplicationCacheStorage.h"
#include "ColorChooser.h"
#include "DatabaseProvider.h"
#include "DocumentLoader.h"
#include "FileChooser.h"
#include "FormState.h"
#include "Frame.h"
#include "FrameNetworkingContext.h"
#include "HTMLFormElement.h"
#include "InProcessIDBServer.h"
#include "PageConfiguration.h"
#include "StorageArea.h"
#include "StorageNamespace.h"
#include "StorageNamespaceProvider.h"
#include <wtf/NeverDestroyed.h>
#if USE(APPLE_INTERNAL_SDK)
#include <WebKitAdditions/EmptyClientsIncludes.h>
#endif
namespace WebCore {
class EmptyDatabaseProvider final : public DatabaseProvider {
#if ENABLE(INDEXED_DATABASE)
virtual IDBClient::IDBConnectionToServer& idbConnectionToServerForSession(const SessionID&)
{
static NeverDestroyed<Ref<InProcessIDBServer>> sharedConnection(InProcessIDBServer::create());
return sharedConnection.get()->connectionToServer();
}
#endif
};
class EmptyStorageNamespaceProvider final : public StorageNamespaceProvider {
struct EmptyStorageArea : public StorageArea {
virtual unsigned length() override { return 0; }
virtual String key(unsigned) override { return String(); }
virtual String item(const String&) override { return String(); }
virtual void setItem(Frame*, const String&, const String&, bool&) override { }
virtual void removeItem(Frame*, const String&) override { }
virtual void clear(Frame*) override { }
virtual bool contains(const String&) override { return false; }
virtual bool canAccessStorage(Frame*) override { return false; }
virtual StorageType storageType() const override { return LocalStorage; }
virtual size_t memoryBytesUsedByCache() override { return 0; }
SecurityOrigin& securityOrigin() override { return SecurityOrigin::createUnique(); }
};
struct EmptyStorageNamespace final : public StorageNamespace {
virtual RefPtr<StorageArea> storageArea(RefPtr<SecurityOrigin>&&) override { return adoptRef(new EmptyStorageArea); }
virtual RefPtr<StorageNamespace> copy(Page*) override { return adoptRef(new EmptyStorageNamespace); }
};
virtual RefPtr<StorageNamespace> createSessionStorageNamespace(Page&, unsigned) override
{
return adoptRef(new EmptyStorageNamespace);
}
virtual RefPtr<StorageNamespace> createLocalStorageNamespace(unsigned) override
{
return adoptRef(new EmptyStorageNamespace);
}
virtual RefPtr<StorageNamespace> createTransientLocalStorageNamespace(SecurityOrigin&, unsigned) override
{
return adoptRef(new EmptyStorageNamespace);
}
};
class EmptyVisitedLinkStore : public VisitedLinkStore {
virtual bool isLinkVisited(Page&, LinkHash, const URL&, const AtomicString&) override { return false; }
virtual void addVisitedLink(Page&, LinkHash) override { }
};
void fillWithEmptyClients(PageConfiguration& pageConfiguration)
{
static NeverDestroyed<EmptyChromeClient> dummyChromeClient;
pageConfiguration.chromeClient = &dummyChromeClient.get();
#if ENABLE(CONTEXT_MENUS)
static NeverDestroyed<EmptyContextMenuClient> dummyContextMenuClient;
pageConfiguration.contextMenuClient = &dummyContextMenuClient.get();
#endif
#if ENABLE(DRAG_SUPPORT)
static NeverDestroyed<EmptyDragClient> dummyDragClient;
pageConfiguration.dragClient = &dummyDragClient.get();
#endif
static NeverDestroyed<EmptyEditorClient> dummyEditorClient;
pageConfiguration.editorClient = &dummyEditorClient.get();
static NeverDestroyed<EmptyInspectorClient> dummyInspectorClient;
pageConfiguration.inspectorClient = &dummyInspectorClient.get();
static NeverDestroyed<EmptyFrameLoaderClient> dummyFrameLoaderClient;
pageConfiguration.loaderClientForMainFrame = &dummyFrameLoaderClient.get();
static NeverDestroyed<EmptyProgressTrackerClient> dummyProgressTrackerClient;
pageConfiguration.progressTrackerClient = &dummyProgressTrackerClient.get();
static NeverDestroyed<EmptyDiagnosticLoggingClient> dummyDiagnosticLoggingClient;
pageConfiguration.diagnosticLoggingClient = &dummyDiagnosticLoggingClient.get();
pageConfiguration.applicationCacheStorage = ApplicationCacheStorage::create(String(), String());
pageConfiguration.databaseProvider = adoptRef(new EmptyDatabaseProvider);
pageConfiguration.storageNamespaceProvider = adoptRef(new EmptyStorageNamespaceProvider);
pageConfiguration.visitedLinkStore = adoptRef(new EmptyVisitedLinkStore);
#if USE(APPLE_INTERNAL_SDK)
#include <WebKitAdditions/EmptyClientsFill.cpp>
#endif
}
class EmptyPopupMenu : public PopupMenu {
public:
virtual void show(const IntRect&, FrameView*, int) { }
virtual void hide() { }
virtual void updateFromElement() { }
virtual void disconnectClient() { }
};
class EmptySearchPopupMenu : public SearchPopupMenu {
public:
virtual PopupMenu* popupMenu() { return m_popup.get(); }
virtual void saveRecentSearches(const AtomicString&, const Vector<RecentSearch>&) { }
virtual void loadRecentSearches(const AtomicString&, Vector<RecentSearch>&) { }
virtual bool enabled() { return false; }
private:
RefPtr<EmptyPopupMenu> m_popup;
};
RefPtr<PopupMenu> EmptyChromeClient::createPopupMenu(PopupMenuClient*) const
{
return adoptRef(new EmptyPopupMenu());
}
RefPtr<SearchPopupMenu> EmptyChromeClient::createSearchPopupMenu(PopupMenuClient*) const
{
return adoptRef(new EmptySearchPopupMenu());
}
#if ENABLE(INPUT_TYPE_COLOR)
std::unique_ptr<ColorChooser> EmptyChromeClient::createColorChooser(ColorChooserClient*, const Color&)
{
return nullptr;
}
#endif
void EmptyChromeClient::runOpenPanel(Frame*, PassRefPtr<FileChooser>)
{
}
void EmptyFrameLoaderClient::dispatchDecidePolicyForNewWindowAction(const NavigationAction&, const ResourceRequest&, PassRefPtr<FormState>, const String&, FramePolicyFunction)
{
}
void EmptyFrameLoaderClient::dispatchDecidePolicyForNavigationAction(const NavigationAction&, const ResourceRequest&, PassRefPtr<FormState>, FramePolicyFunction)
{
}
void EmptyFrameLoaderClient::dispatchWillSendSubmitEvent(PassRefPtr<FormState>)
{
}
void EmptyFrameLoaderClient::dispatchWillSubmitForm(PassRefPtr<FormState>, FramePolicyFunction)
{
}
Ref<DocumentLoader> EmptyFrameLoaderClient::createDocumentLoader(const ResourceRequest& request, const SubstituteData& substituteData)
{
return DocumentLoader::create(request, substituteData);
}
RefPtr<Frame> EmptyFrameLoaderClient::createFrame(const URL&, const String&, HTMLFrameOwnerElement*, const String&, bool, int, int)
{
return nullptr;
}
RefPtr<Widget> EmptyFrameLoaderClient::createPlugin(const IntSize&, HTMLPlugInElement*, const URL&, const Vector<String>&, const Vector<String>&, const String&, bool)
{
return nullptr;
}
void EmptyFrameLoaderClient::recreatePlugin(Widget*)
{
}
PassRefPtr<Widget> EmptyFrameLoaderClient::createJavaAppletWidget(const IntSize&, HTMLAppletElement*, const URL&, const Vector<String>&, const Vector<String>&)
{
return nullptr;
}
PassRefPtr<FrameNetworkingContext> EmptyFrameLoaderClient::createNetworkingContext()
{
return PassRefPtr<FrameNetworkingContext>();
}
void EmptyTextCheckerClient::requestCheckingOfString(PassRefPtr<TextCheckingRequest>)
{
}
void EmptyEditorClient::registerUndoStep(PassRefPtr<UndoStep>)
{
}
void EmptyEditorClient::registerRedoStep(PassRefPtr<UndoStep>)
{
}
}
|
