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30 #ifndef FrameLoaderClient_h
31 #define FrameLoaderClient_h
33 #include "core/dom/IconURL.h"
34 #include "core/frame/FrameClient.h"
35 #include "core/loader/FrameLoaderTypes.h"
36 #include "core/loader/NavigationPolicy.h"
37 #include "platform/network/ResourceLoadPriority.h"
38 #include "platform/weborigin/Referrer.h"
39 #include "wtf/Forward.h"
40 #include "wtf/Vector.h"
45 class WebRTCPeerConnectionHandler;
46 class WebServiceWorkerProvider;
47 class WebServiceWorkerProviderClient;
48 class WebSocketHandle;
49 class WebApplicationCacheHost;
50 class WebApplicationCacheHostClient;
56 class DOMWindowExtension;
57 class DOMWrapperWorld;
62 class FrameNetworkingContext;
63 class HTMLAppletElement;
64 class HTMLFormElement;
65 class HTMLFrameOwnerElement;
66 class HTMLPlugInElement;
76 class ResourceRequest;
77 class ResourceResponse;
80 class SharedWorkerRepositoryClient;
81 class SocketStreamHandle;
85 class FrameLoaderClient : public FrameClient {
87 virtual ~FrameLoaderClient() { }
89 virtual bool hasWebView() const = 0; // mainly for assertions
91 virtual void detachedFromParent() = 0;
93 virtual void dispatchWillSendRequest(DocumentLoader*, unsigned long identifier, ResourceRequest&, const ResourceResponse& redirectResponse) = 0;
94 virtual void dispatchDidReceiveResponse(DocumentLoader*, unsigned long identifier, const ResourceResponse&) = 0;
95 virtual void dispatchDidFinishLoading(DocumentLoader*, unsigned long identifier) = 0;
96 virtual void dispatchDidLoadResourceFromMemoryCache(const ResourceRequest&, const ResourceResponse&) = 0;
98 virtual void dispatchDidHandleOnloadEvents() = 0;
99 virtual void dispatchDidReceiveServerRedirectForProvisionalLoad() = 0;
100 virtual void dispatchDidNavigateWithinPage(HistoryItem*, HistoryCommitType) { }
101 virtual void dispatchWillClose() = 0;
102 virtual void dispatchDidStartProvisionalLoad(bool isTransitionNavigation) = 0;
103 virtual void dispatchDidReceiveTitle(const String&) = 0;
104 virtual void dispatchDidChangeIcons(IconType) = 0;
105 virtual void dispatchDidCommitLoad(LocalFrame*, HistoryItem*, HistoryCommitType) = 0;
106 virtual void dispatchDidFailProvisionalLoad(const ResourceError&) = 0;
107 virtual void dispatchDidFailLoad(const ResourceError&) = 0;
108 virtual void dispatchDidFinishDocumentLoad() = 0;
109 virtual void dispatchDidFinishLoad() = 0;
110 virtual void dispatchDidFirstVisuallyNonEmptyLayout() = 0;
111 virtual void dispatchDidChangeThemeColor() = 0;
113 virtual NavigationPolicy decidePolicyForNavigation(const ResourceRequest&, DocumentLoader*, NavigationPolicy, bool isTransitionNavigation) = 0;
115 virtual void dispatchAddNavigationTransitionData(const String& origin, const String& selector, const String& markup) { }
116 virtual void dispatchWillRequestResource(FetchRequest*) { }
118 virtual void dispatchWillSendSubmitEvent(HTMLFormElement*) = 0;
119 virtual void dispatchWillSubmitForm(HTMLFormElement*) = 0;
121 virtual void didStartLoading(LoadStartType) = 0;
122 virtual void progressEstimateChanged(double progressEstimate) = 0;
123 virtual void didStopLoading() = 0;
125 virtual void loadURLExternally(const ResourceRequest&, NavigationPolicy, const String& suggestedName = String()) = 0;
127 virtual bool navigateBackForward(int offset) const = 0;
129 // Another page has accessed the initial empty document of this frame.
130 // It is no longer safe to display a provisional URL, since a URL spoof
132 virtual void didAccessInitialDocument() { }
134 // This frame has displayed inactive content (such as an image) from an
135 // insecure source. Inactive content cannot spread to other frames.
136 virtual void didDisplayInsecureContent() = 0;
138 // The indicated security origin has run active content (such as a
139 // script) from an insecure source. Note that the insecure content can
140 // spread to other frames in the same origin.
141 virtual void didRunInsecureContent(SecurityOrigin*, const KURL&) = 0;
142 virtual void didDetectXSS(const KURL&, bool didBlockEntirePage) = 0;
143 virtual void didDispatchPingLoader(const KURL&) = 0;
145 // Transmits the change in the set of watched CSS selectors property
146 // that match any element on the frame.
147 virtual void selectorMatchChanged(const Vector<String>& addedSelectors, const Vector<String>& removedSelectors) = 0;
149 virtual PassRefPtr<DocumentLoader> createDocumentLoader(LocalFrame*, const ResourceRequest&, const SubstituteData&) = 0;
151 virtual String userAgent(const KURL&) = 0;
153 virtual String doNotTrackValue() = 0;
155 virtual void transitionToCommittedForNewPage() = 0;
157 virtual PassRefPtr<LocalFrame> createFrame(const KURL&, const AtomicString& name, const Referrer&, HTMLFrameOwnerElement*) = 0;
158 // Whether or not plugin creation should fail if the HTMLPlugInElement isn't in the DOM after plugin initialization.
159 enum DetachedPluginPolicy {
160 FailOnDetachedPlugin,
163 virtual bool canCreatePluginWithoutRenderer(const String& mimeType) const = 0;
164 virtual PassRefPtr<Widget> createPlugin(HTMLPlugInElement*, const KURL&, const Vector<String>&, const Vector<String>&, const String&, bool loadManually, DetachedPluginPolicy) = 0;
166 virtual PassRefPtr<Widget> createJavaAppletWidget(HTMLAppletElement*, const KURL& baseURL, const Vector<String>& paramNames, const Vector<String>& paramValues) = 0;
168 virtual ObjectContentType objectContentType(const KURL&, const String& mimeType, bool shouldPreferPlugInsForImages) = 0;
170 virtual void dispatchDidClearWindowObjectInMainWorld() = 0;
171 virtual void documentElementAvailable() = 0;
173 virtual void didCreateScriptContext(v8::Handle<v8::Context>, int extensionGroup, int worldId) = 0;
174 virtual void willReleaseScriptContext(v8::Handle<v8::Context>, int worldId) = 0;
175 virtual bool allowScriptExtension(const String& extensionName, int extensionGroup, int worldId) = 0;
177 virtual void didChangeScrollOffset() { }
178 virtual void didUpdateCurrentHistoryItem() { }
179 virtual void didRemoveAllPendingStylesheet() { }
181 virtual bool allowScript(bool enabledPerSettings) { return enabledPerSettings; }
182 virtual bool allowScriptFromSource(bool enabledPerSettings, const KURL&) { return enabledPerSettings; }
183 virtual bool allowPlugins(bool enabledPerSettings) { return enabledPerSettings; }
184 virtual bool allowImage(bool enabledPerSettings, const KURL&) { return enabledPerSettings; }
185 virtual bool allowMedia(const KURL&) { return true; }
186 virtual bool allowDisplayingInsecureContent(bool enabledPerSettings, SecurityOrigin*, const KURL&) { return enabledPerSettings; }
187 virtual bool allowRunningInsecureContent(bool enabledPerSettings, SecurityOrigin*, const KURL&) { return enabledPerSettings; }
189 // This callback notifies the client that the frame was about to run
190 // JavaScript but did not because allowScript returned false. We
191 // have a separate callback here because there are a number of places
192 // that need to know if JavaScript is enabled but are not necessarily
193 // preparing to execute script.
194 virtual void didNotAllowScript() { }
195 // This callback is similar, but for plugins.
196 virtual void didNotAllowPlugins() { }
198 virtual blink::WebCookieJar* cookieJar() const = 0;
200 // Returns true if the embedder intercepted the postMessage call
201 virtual bool willCheckAndDispatchMessageEvent(SecurityOrigin* /*target*/, MessageEvent*) const { return false; }
203 virtual void didChangeName(const String&) { }
205 virtual void dispatchWillOpenSocketStream(SocketStreamHandle*) { }
206 virtual void dispatchWillOpenWebSocket(blink::WebSocketHandle*) { }
208 virtual void dispatchWillStartUsingPeerConnectionHandler(blink::WebRTCPeerConnectionHandler*) { }
210 virtual void didRequestAutocomplete(HTMLFormElement*) = 0;
212 virtual bool allowWebGL(bool enabledPerSettings) { return enabledPerSettings; }
213 // Informs the embedder that a WebGL canvas inside this frame received a lost context
214 // notification with the given GL_ARB_robustness guilt/innocence code (see Extensions3D.h).
215 virtual void didLoseWebGLContext(int) { }
217 // If an HTML document is being loaded, informs the embedder that the document will have its <body> attached soon.
218 virtual void dispatchWillInsertBody() { }
220 virtual void dispatchDidChangeResourcePriority(unsigned long identifier, ResourceLoadPriority, int intraPriorityValue) { }
222 virtual PassOwnPtr<blink::WebServiceWorkerProvider> createServiceWorkerProvider() = 0;
224 virtual SharedWorkerRepositoryClient* sharedWorkerRepositoryClient() { return 0; }
226 virtual PassOwnPtr<blink::WebApplicationCacheHost> createApplicationCacheHost(blink::WebApplicationCacheHostClient*) = 0;
228 virtual void didStopAllLoaders() { }
230 virtual void dispatchDidChangeManifest() { }
232 virtual bool isFrameLoaderClientImpl() const { return false; }
237 #endif // FrameLoaderClient_h