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1 /* | |
2 * Copyright (C) 2009 Google Inc. All rights reserved. | |
3 * | |
4 * Redistribution and use in source and binary forms, with or without | |
5 * modification, are permitted provided that the following conditions are | |
6 * met: | |
7 * | |
8 * * Redistributions of source code must retain the above copyright | |
9 * notice, this list of conditions and the following disclaimer. | |
10 * * Redistributions in binary form must reproduce the above | |
11 * copyright notice, this list of conditions and the following disclaimer | |
12 * in the documentation and/or other materials provided with the | |
13 * distribution. | |
14 * * Neither the name of Google Inc. nor the names of its | |
15 * contributors may be used to endorse or promote products derived from | |
16 * this software without specific prior written permission. | |
17 * | |
18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS | |
19 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT | |
20 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR | |
21 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT | |
22 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, | |
23 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT | |
24 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, | |
25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY | |
26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | |
27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | |
28 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | |
29 */ | |
30 | |
31 #ifndef FrameLoaderClientImpl_h | |
32 #define FrameLoaderClientImpl_h | |
33 | |
34 // FIXME: remove this relative path once consumers from glue are removed. | |
35 #include "../public/WebNavigationPolicy.h" | |
36 #include "FrameLoaderClient.h" | |
37 #include "KURL.h" | |
38 #include <wtf/PassOwnPtr.h> | |
39 #include <wtf/RefPtr.h> | |
40 | |
41 | |
42 namespace WebKit { | |
43 | |
44 class WebFrameImpl; | |
45 class WebPluginContainerImpl; | |
46 class WebPluginLoadObserver; | |
47 | |
48 class FrameLoaderClientImpl : public WebCore::FrameLoaderClient { | |
49 public: | |
50 FrameLoaderClientImpl(WebFrameImpl* webFrame); | |
51 ~FrameLoaderClientImpl(); | |
52 | |
53 WebFrameImpl* webFrame() const { return m_webFrame; } | |
54 | |
55 // WebCore::FrameLoaderClient ---------------------------------------------- | |
56 | |
57 virtual void frameLoaderDestroyed(); | |
58 | |
59 // Notifies the WebView delegate that the JS window object has been cleared, | |
60 // giving it a chance to bind native objects to the window before script | |
61 // parsing begins. | |
62 virtual void windowObjectCleared(); | |
63 virtual void documentElementAvailable(); | |
64 | |
65 // A frame's V8 context was created or destroyed. | |
66 virtual void didCreateScriptContextForFrame(); | |
67 virtual void didDestroyScriptContextForFrame(); | |
68 | |
69 // A context untied to a frame was created (through evaluateInNewContext). | |
70 // This context is not tied to the lifetime of its frame, and is destroyed | |
71 // in garbage collection. | |
72 virtual void didCreateIsolatedScriptContext(); | |
73 | |
74 virtual bool hasWebView() const; | |
75 virtual bool hasFrameView() const; | |
76 virtual void makeRepresentation(WebCore::DocumentLoader*); | |
77 virtual void forceLayout(); | |
78 virtual void forceLayoutForNonHTML(); | |
79 virtual void setCopiesOnScroll(); | |
80 virtual void detachedFromParent2(); | |
81 virtual void detachedFromParent3(); | |
82 virtual void assignIdentifierToInitialRequest(unsigned long identifier, WebCore::DocumentLoader*, const WebCore::ResourceRequest&); | |
83 virtual void dispatchWillSendRequest(WebCore::DocumentLoader*, unsigned long identifier, WebCore::ResourceRequest&, const WebCore::ResourceResponse& redirectResponse); | |
84 virtual bool shouldUseCredentialStorage(WebCore::DocumentLoader*, unsigned long identifier); | |
85 virtual void dispatchDidReceiveAuthenticationChallenge(WebCore::DocumentLoader*, unsigned long identifier, const WebCore::AuthenticationChallenge&); | |
86 virtual void dispatchDidCancelAuthenticationChallenge(WebCore::DocumentLoader*, unsigned long identifier, const WebCore::AuthenticationChallenge&); | |
87 virtual void dispatchDidReceiveResponse(WebCore::DocumentLoader*, unsigned long identifier, const WebCore::ResourceResponse&); | |
88 virtual void dispatchDidReceiveContentLength(WebCore::DocumentLoader*, unsigned long identifier, int lengthReceived); | |
89 virtual void dispatchDidFinishLoading(WebCore::DocumentLoader*, unsigned long identifier); | |
90 virtual void dispatchDidFailLoading(WebCore::DocumentLoader*, unsigned long identifier, const WebCore::ResourceError&); | |
91 virtual bool dispatchDidLoadResourceFromMemoryCache(WebCore::DocumentLoader*, const WebCore::ResourceRequest&, const WebCore::ResourceResponse&, int length); | |
92 virtual void dispatchDidLoadResourceByXMLHttpRequest(unsigned long identifier, const WebCore::ScriptString&); | |
93 virtual void dispatchDidHandleOnloadEvents(); | |
94 virtual void dispatchDidReceiveServerRedirectForProvisionalLoad(); | |
95 virtual void dispatchDidCancelClientRedirect(); | |
96 virtual void dispatchWillPerformClientRedirect(const WebCore::KURL&, double interval, double fireDate); | |
97 virtual void dispatchDidChangeLocationWithinPage(); | |
98 virtual void dispatchWillClose(); | |
99 virtual void dispatchDidReceiveIcon(); | |
100 virtual void dispatchDidStartProvisionalLoad(); | |
101 virtual void dispatchDidReceiveTitle(const WebCore::String& title); | |
102 virtual void dispatchDidCommitLoad(); | |
103 virtual void dispatchDidFailProvisionalLoad(const WebCore::ResourceError&); | |
104 virtual void dispatchDidFailLoad(const WebCore::ResourceError&); | |
105 virtual void dispatchDidFinishDocumentLoad(); | |
106 virtual void dispatchDidFinishLoad(); | |
107 virtual void dispatchDidFirstLayout(); | |
108 virtual void dispatchDidFirstVisuallyNonEmptyLayout(); | |
109 virtual WebCore::Frame* dispatchCreatePage(); | |
110 virtual void dispatchShow(); | |
111 virtual void dispatchDecidePolicyForMIMEType(WebCore::FramePolicyFunction function, const WebCore::String& mime_type, const WebCore::ResourceRequest&); | |
112 virtual void dispatchDecidePolicyForNewWindowAction(WebCore::FramePolicyFunction function, const WebCore::NavigationAction& action, const WebCore::ResourceRequest& request, PassRefPtr<WebCore::FormState> form_state, const WebCore::String& frame_name); | |
113 virtual void dispatchDecidePolicyForNavigationAction(WebCore::FramePolicyFunction function, const WebCore::NavigationAction& action, const WebCore::ResourceRequest& request, PassRefPtr<WebCore::FormState> form_state); | |
114 virtual void cancelPolicyCheck(); | |
115 virtual void dispatchUnableToImplementPolicy(const WebCore::ResourceError&); | |
116 virtual void dispatchWillSubmitForm(WebCore::FramePolicyFunction, PassRefPtr<WebCore::FormState>); | |
117 virtual void dispatchDidLoadMainResource(WebCore::DocumentLoader*); | |
118 virtual void revertToProvisionalState(WebCore::DocumentLoader*); | |
119 virtual void setMainDocumentError(WebCore::DocumentLoader*, const WebCore::ResourceError&); | |
120 virtual void willChangeEstimatedProgress() { } | |
121 virtual void didChangeEstimatedProgress() { } | |
122 virtual void postProgressStartedNotification(); | |
123 virtual void postProgressEstimateChangedNotification(); | |
124 virtual void postProgressFinishedNotification(); | |
125 virtual void setMainFrameDocumentReady(bool); | |
126 virtual void startDownload(const WebCore::ResourceRequest&); | |
127 virtual void willChangeTitle(WebCore::DocumentLoader*); | |
128 virtual void didChangeTitle(WebCore::DocumentLoader*); | |
129 virtual void committedLoad(WebCore::DocumentLoader*, const char*, int); | |
130 virtual void finishedLoading(WebCore::DocumentLoader*); | |
131 virtual void updateGlobalHistory(); | |
132 virtual void updateGlobalHistoryRedirectLinks(); | |
133 virtual bool shouldGoToHistoryItem(WebCore::HistoryItem*) const; | |
134 virtual void didDisplayInsecureContent(); | |
135 virtual void didRunInsecureContent(WebCore::SecurityOrigin*); | |
136 virtual WebCore::ResourceError blockedError(const WebCore::ResourceRequest&); | |
137 virtual WebCore::ResourceError cancelledError(const WebCore::ResourceRequest&); | |
138 virtual WebCore::ResourceError cannotShowURLError(const WebCore::ResourceRequest&); | |
139 virtual WebCore::ResourceError interruptForPolicyChangeError(const WebCore::ResourceRequest&); | |
140 virtual WebCore::ResourceError cannotShowMIMETypeError(const WebCore::ResourceResponse&); | |
141 virtual WebCore::ResourceError fileDoesNotExistError(const WebCore::ResourceResponse&); | |
142 virtual WebCore::ResourceError pluginWillHandleLoadError(const WebCore::ResourceResponse&); | |
143 virtual bool shouldFallBack(const WebCore::ResourceError&); | |
144 virtual bool canHandleRequest(const WebCore::ResourceRequest&) const; | |
145 virtual bool canShowMIMEType(const WebCore::String& MIMEType) const; | |
146 virtual bool representationExistsForURLScheme(const WebCore::String& URLScheme) const; | |
147 virtual WebCore::String generatedMIMETypeForURLScheme(const WebCore::String& URLScheme) const; | |
148 virtual void frameLoadCompleted(); | |
149 virtual void saveViewStateToItem(WebCore::HistoryItem*); | |
150 virtual void restoreViewState(); | |
151 virtual void provisionalLoadStarted(); | |
152 virtual void didFinishLoad(); | |
153 virtual void prepareForDataSourceReplacement(); | |
154 virtual PassRefPtr<WebCore::DocumentLoader> createDocumentLoader( | |
155 const WebCore::ResourceRequest&, const WebCore::SubstituteData&); | |
156 virtual void setTitle(const WebCore::String& title, const WebCore::KURL&); | |
157 virtual WebCore::String userAgent(const WebCore::KURL&); | |
158 virtual void savePlatformDataToCachedFrame(WebCore::CachedFrame*); | |
159 virtual void transitionToCommittedFromCachedFrame(WebCore::CachedFrame*); | |
160 virtual void transitionToCommittedForNewPage(); | |
161 virtual bool canCachePage() const; | |
162 virtual void download( | |
163 WebCore::ResourceHandle*, const WebCore::ResourceRequest&, | |
164 const WebCore::ResourceRequest& initialRequest, | |
165 const WebCore::ResourceResponse&); | |
166 virtual PassRefPtr<WebCore::Frame> createFrame( | |
167 const WebCore::KURL& url, const WebCore::String& name, | |
168 WebCore::HTMLFrameOwnerElement* ownerElement, | |
169 const WebCore::String& referrer, bool allowsScrolling, | |
170 int marginWidth, int marginHeight); | |
171 virtual PassRefPtr<WebCore::Widget> createPlugin( | |
172 const WebCore::IntSize&, WebCore::HTMLPlugInElement*, const WebCore::KURL&, | |
173 const Vector<WebCore::String>&, const Vector<WebCore::String>&, | |
174 const WebCore::String&, bool loadManually); | |
175 virtual void redirectDataToPlugin(WebCore::Widget* pluginWidget); | |
176 virtual PassRefPtr<WebCore::Widget> createJavaAppletWidget( | |
177 const WebCore::IntSize&, | |
178 WebCore::HTMLAppletElement*, | |
179 const WebCore::KURL& /* base_url */, | |
180 const Vector<WebCore::String>& paramNames, | |
181 const Vector<WebCore::String>& paramValues); | |
182 virtual WebCore::ObjectContentType objectContentType( | |
183 const WebCore::KURL& url, const WebCore::String& mimeType); | |
184 virtual WebCore::String overrideMediaType() const; | |
185 virtual void didPerformFirstNavigation() const; | |
186 virtual void registerForIconNotification(bool listen = true); | |
187 virtual void didChangeScrollOffset(); | |
188 virtual bool allowJavaScript(bool enabledPerSettings); | |
189 | |
190 private: | |
191 void makeDocumentView(); | |
192 | |
193 // Given a NavigationAction, determine the associated WebNavigationPolicy. | |
194 // For example, a middle click means "open in background tab". | |
195 static bool actionSpecifiesNavigationPolicy( | |
196 const WebCore::NavigationAction& action, WebNavigationPolicy* policy); | |
197 | |
198 // Called when a dummy back-forward navigation is intercepted. | |
199 void handleBackForwardNavigation(const WebCore::KURL&); | |
200 | |
201 PassOwnPtr<WebPluginLoadObserver> pluginLoadObserver(); | |
202 | |
203 // The WebFrame that owns this object and manages its lifetime. Therefore, | |
204 // the web frame object is guaranteed to exist. | |
205 WebFrameImpl* m_webFrame; | |
206 | |
207 // True if makeRepresentation was called. We don't actually have a concept | |
208 // of a "representation", but we need to know when we're expected to have one. | |
209 // See finishedLoading(). | |
210 bool m_hasRepresentation; | |
211 | |
212 // Used to help track client redirects. When a provisional load starts, it | |
213 // has no redirects in its chain. But in the case of client redirects, we want | |
214 // to add that initial load as a redirect. When we get a new provisional load | |
215 // and the dest URL matches that load, we know that it was the result of a | |
216 // previous client redirect and the source should be added as a redirect. | |
217 // Both should be empty if unused. | |
218 WebCore::KURL m_expectedClientRedirectSrc; | |
219 WebCore::KURL m_expectedClientRedirectDest; | |
220 | |
221 // Contains a pointer to the plugin widget. | |
222 RefPtr<WebPluginContainerImpl> m_pluginWidget; | |
223 | |
224 // Indicates if we need to send over the initial notification to the plugin | |
225 // which specifies that the plugin should be ready to accept data. | |
226 bool m_sentInitialResponseToPlugin; | |
227 | |
228 // The navigation policy to use for the next call to dispatchCreatePage. | |
229 WebNavigationPolicy m_nextNavigationPolicy; | |
230 }; | |
231 | |
232 } // namespace WebKit | |
233 | |
234 #endif | |
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