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30 #ifndef FrameLoaderClient_h
31 #define FrameLoaderClient_h
33 #include "core/dom/IconURL.h"
34 #include "core/loader/FrameLoaderTypes.h"
35 #include "core/loader/NavigationPolicy.h"
36 #include "platform/network/ResourceLoadPriority.h"
37 #include "platform/weborigin/Referrer.h"
38 #include "wtf/Forward.h"
39 #include "wtf/Vector.h"
41 typedef class _jobject* jobject;
45 template<class T> class Handle;
50 class WebRTCPeerConnectionHandler;
51 class WebServiceWorkerProvider;
52 class WebServiceWorkerProviderClient;
58 class DOMWindowExtension;
59 class DOMWrapperWorld;
66 class FrameNetworkingContext;
68 class HTMLAppletElement;
69 class HTMLFormElement;
70 class HTMLFrameOwnerElement;
71 class HTMLPlugInElement;
79 class ResourceRequest;
80 class ResourceResponse;
83 class SharedWorkerRepositoryClient;
84 class SocketStreamHandle;
88 class FrameLoaderClient {
90 virtual ~FrameLoaderClient() { }
92 virtual bool hasWebView() const = 0; // mainly for assertions
94 virtual Frame* parent() const = 0;
95 virtual Frame* top() const = 0;
96 virtual Frame* previousSibling() const = 0;
97 virtual Frame* nextSibling() const = 0;
98 virtual Frame* firstChild() const = 0;
99 virtual Frame* lastChild() const = 0;
100 virtual void detachedFromParent() = 0;
102 virtual void dispatchWillRequestAfterPreconnect(ResourceRequest&) { }
103 virtual void dispatchWillSendRequest(DocumentLoader*, unsigned long identifier, ResourceRequest&, const ResourceResponse& redirectResponse) = 0;
104 virtual void dispatchDidReceiveResponse(DocumentLoader*, unsigned long identifier, const ResourceResponse&) = 0;
105 virtual void dispatchDidFinishLoading(DocumentLoader*, unsigned long identifier) = 0;
106 virtual void dispatchDidLoadResourceFromMemoryCache(const ResourceRequest&, const ResourceResponse&) = 0;
108 virtual void dispatchDidHandleOnloadEvents() = 0;
109 virtual void dispatchDidReceiveServerRedirectForProvisionalLoad() = 0;
110 virtual void dispatchDidNavigateWithinPage(HistoryItem*, HistoryCommitType) { }
111 virtual void dispatchWillClose() = 0;
112 virtual void dispatchDidStartProvisionalLoad() = 0;
113 virtual void dispatchDidReceiveTitle(const String&) = 0;
114 virtual void dispatchDidChangeIcons(IconType) = 0;
115 virtual void dispatchDidCommitLoad(Frame*, HistoryItem*, HistoryCommitType) = 0;
116 virtual void dispatchDidFailProvisionalLoad(const ResourceError&) = 0;
117 virtual void dispatchDidFailLoad(const ResourceError&) = 0;
118 virtual void dispatchDidFinishDocumentLoad() = 0;
119 virtual void dispatchDidFinishLoad() = 0;
120 virtual void dispatchDidFirstVisuallyNonEmptyLayout() = 0;
122 virtual NavigationPolicy decidePolicyForNavigation(const ResourceRequest&, DocumentLoader*, NavigationPolicy) = 0;
124 virtual void dispatchWillRequestResource(FetchRequest*) { }
126 virtual void dispatchWillSendSubmitEvent(PassRefPtr<FormState>) = 0;
127 virtual void dispatchWillSubmitForm(PassRefPtr<FormState>) = 0;
129 // Maybe these should go into a ProgressTrackerClient some day
130 virtual void postProgressStartedNotification(LoadStartType) = 0;
131 virtual void postProgressEstimateChangedNotification() = 0;
132 virtual void postProgressFinishedNotification() = 0;
134 virtual void loadURLExternally(const ResourceRequest&, NavigationPolicy, const String& suggestedName = String()) = 0;
136 virtual bool navigateBackForward(int offset) const = 0;
138 // Another page has accessed the initial empty document of this frame.
139 // It is no longer safe to display a provisional URL, since a URL spoof
141 virtual void didAccessInitialDocument() { }
143 // This frame has set its opener to null, disowning it for the lifetime of the frame.
144 // See http://html.spec.whatwg.org/#dom-opener.
145 // FIXME: JSC should allow disowning opener. - <https://bugs.webkit.org/show_bug.cgi?id=103913>.
146 virtual void didDisownOpener() { }
148 // This frame has displayed inactive content (such as an image) from an
149 // insecure source. Inactive content cannot spread to other frames.
150 virtual void didDisplayInsecureContent() = 0;
152 // The indicated security origin has run active content (such as a
153 // script) from an insecure source. Note that the insecure content can
154 // spread to other frames in the same origin.
155 virtual void didRunInsecureContent(SecurityOrigin*, const KURL&) = 0;
156 virtual void didDetectXSS(const KURL&, bool didBlockEntirePage) = 0;
157 virtual void didDispatchPingLoader(const KURL&) = 0;
159 // Transmits the change in the set of watched CSS selectors property
160 // that match any element on the frame.
161 virtual void selectorMatchChanged(const Vector<String>& addedSelectors, const Vector<String>& removedSelectors) = 0;
163 virtual PassRefPtr<DocumentLoader> createDocumentLoader(Frame*, const ResourceRequest&, const SubstituteData&) = 0;
165 virtual String userAgent(const KURL&) = 0;
167 virtual String doNotTrackValue() = 0;
169 virtual void transitionToCommittedForNewPage() = 0;
171 virtual PassRefPtr<Frame> createFrame(const KURL&, const AtomicString& name, const Referrer&, HTMLFrameOwnerElement*) = 0;
172 virtual PassRefPtr<Widget> createPlugin(const IntSize&, HTMLPlugInElement*, const KURL&, const Vector<String>&, const Vector<String>&, const String&, bool loadManually) = 0;
174 virtual PassRefPtr<Widget> createJavaAppletWidget(const IntSize&, HTMLAppletElement*, const KURL& baseURL, const Vector<String>& paramNames, const Vector<String>& paramValues) = 0;
176 virtual ObjectContentType objectContentType(const KURL&, const String& mimeType, bool shouldPreferPlugInsForImages) = 0;
178 virtual void dispatchDidClearWindowObjectInWorld(DOMWrapperWorld*) = 0;
179 virtual void documentElementAvailable() = 0;
181 virtual void didExhaustMemoryAvailableForScript() { };
183 virtual void didCreateScriptContext(v8::Handle<v8::Context>, int extensionGroup, int worldId) = 0;
184 virtual void willReleaseScriptContext(v8::Handle<v8::Context>, int worldId) = 0;
185 virtual bool allowScriptExtension(const String& extensionName, int extensionGroup, int worldId) = 0;
187 virtual void didChangeScrollOffset() { }
189 virtual bool allowScript(bool enabledPerSettings) { return enabledPerSettings; }
190 virtual bool allowScriptFromSource(bool enabledPerSettings, const KURL&) { return enabledPerSettings; }
191 virtual bool allowPlugins(bool enabledPerSettings) { return enabledPerSettings; }
192 virtual bool allowImage(bool enabledPerSettings, const KURL&) { return enabledPerSettings; }
193 virtual bool allowDisplayingInsecureContent(bool enabledPerSettings, SecurityOrigin*, const KURL&) { return enabledPerSettings; }
194 virtual bool allowRunningInsecureContent(bool enabledPerSettings, SecurityOrigin*, const KURL&) { return enabledPerSettings; }
196 // This callback notifies the client that the frame was about to run
197 // JavaScript but did not because allowScript returned false. We
198 // have a separate callback here because there are a number of places
199 // that need to know if JavaScript is enabled but are not necessarily
200 // preparing to execute script.
201 virtual void didNotAllowScript() { }
202 // This callback is similar, but for plugins.
203 virtual void didNotAllowPlugins() { }
205 virtual blink::WebCookieJar* cookieJar() const = 0;
207 // Returns true if the embedder intercepted the postMessage call
208 virtual bool willCheckAndDispatchMessageEvent(SecurityOrigin* /*target*/, MessageEvent*) const { return false; }
210 virtual void didChangeName(const String&) { }
212 virtual void dispatchWillOpenSocketStream(SocketStreamHandle*) { }
214 virtual void dispatchWillStartUsingPeerConnectionHandler(blink::WebRTCPeerConnectionHandler*) { }
216 virtual void didRequestAutocomplete(PassRefPtr<FormState>) = 0;
218 virtual bool allowWebGL(bool enabledPerSettings) { return enabledPerSettings; }
219 // Informs the embedder that a WebGL canvas inside this frame received a lost context
220 // notification with the given GL_ARB_robustness guilt/innocence code (see Extensions3D.h).
221 virtual void didLoseWebGLContext(int) { }
223 // If an HTML document is being loaded, informs the embedder that the document will have its <body> attached soon.
224 virtual void dispatchWillInsertBody() { }
226 virtual void dispatchDidChangeResourcePriority(unsigned long /*identifier*/, ResourceLoadPriority) { }
228 virtual PassOwnPtr<blink::WebServiceWorkerProvider> createServiceWorkerProvider(PassOwnPtr<blink::WebServiceWorkerProviderClient>) = 0;
230 virtual SharedWorkerRepositoryClient* sharedWorkerRepositoryClient() { return 0; }
232 virtual void didStopAllLoaders() { }
234 virtual bool isFrameLoaderClientImpl() const { return false; }
237 } // namespace WebCore
239 #endif // FrameLoaderClient_h