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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/heap/Handle.h"
38 #include "platform/network/ResourceLoadPriority.h"
39 #include "platform/weborigin/Referrer.h"
40 #include "wtf/Forward.h"
41 #include "wtf/Vector.h"
46 class WebRTCPeerConnectionHandler;
47 class WebServiceWorkerProvider;
48 class WebSocketHandle;
49 class WebApplicationCacheHost;
50 class WebApplicationCacheHostClient;
58 class HTMLAppletElement;
59 class HTMLFormElement;
60 class HTMLFrameOwnerElement;
61 class HTMLPlugInElement;
65 class PluginPlaceholder;
67 class ResourceRequest;
68 class ResourceResponse;
70 class SharedWorkerRepositoryClient;
74 class FrameLoaderClient : public FrameClient {
76 virtual ~FrameLoaderClient() { }
78 virtual bool hasWebView() const = 0; // mainly for assertions
80 virtual void dispatchWillSendRequest(DocumentLoader*, unsigned long identifier, ResourceRequest&, const ResourceResponse& redirectResponse) = 0;
81 virtual void dispatchDidReceiveResponse(DocumentLoader*, unsigned long identifier, const ResourceResponse&) = 0;
82 virtual void dispatchDidFinishLoading(DocumentLoader*, unsigned long identifier) = 0;
83 virtual void dispatchDidLoadResourceFromMemoryCache(const ResourceRequest&, const ResourceResponse&) = 0;
85 virtual void dispatchDidHandleOnloadEvents() = 0;
86 virtual void dispatchDidReceiveServerRedirectForProvisionalLoad() = 0;
87 virtual void dispatchDidNavigateWithinPage(HistoryItem*, HistoryCommitType) { }
88 virtual void dispatchWillClose() = 0;
89 virtual void dispatchDidStartProvisionalLoad(bool isTransitionNavigation) = 0;
90 virtual void dispatchDidReceiveTitle(const String&) = 0;
91 virtual void dispatchDidChangeIcons(IconType) = 0;
92 virtual void dispatchDidCommitLoad(LocalFrame*, HistoryItem*, HistoryCommitType) = 0;
93 virtual void dispatchDidFailProvisionalLoad(const ResourceError&) = 0;
94 virtual void dispatchDidFailLoad(const ResourceError&) = 0;
95 virtual void dispatchDidFinishDocumentLoad() = 0;
96 virtual void dispatchDidFinishLoad() = 0;
97 virtual void dispatchDidFirstVisuallyNonEmptyLayout() = 0;
98 virtual void dispatchDidChangeThemeColor() = 0;
100 virtual NavigationPolicy decidePolicyForNavigation(const ResourceRequest&, DocumentLoader*, NavigationPolicy, bool isTransitionNavigation) = 0;
102 virtual void dispatchAddNavigationTransitionData(const String& origin, const String& selector, const String& markup) { }
103 virtual void dispatchWillRequestResource(FetchRequest*) { }
105 virtual void dispatchWillSendSubmitEvent(HTMLFormElement*) = 0;
106 virtual void dispatchWillSubmitForm(HTMLFormElement*) = 0;
108 virtual void didStartLoading(LoadStartType) = 0;
109 virtual void progressEstimateChanged(double progressEstimate) = 0;
110 virtual void didStopLoading() = 0;
112 virtual void loadURLExternally(const ResourceRequest&, NavigationPolicy, const String& suggestedName = String()) = 0;
114 virtual bool navigateBackForward(int offset) const = 0;
116 // Another page has accessed the initial empty document of this frame.
117 // It is no longer safe to display a provisional URL, since a URL spoof
119 virtual void didAccessInitialDocument() { }
121 // This frame has displayed inactive content (such as an image) from an
122 // insecure source. Inactive content cannot spread to other frames.
123 virtual void didDisplayInsecureContent() = 0;
125 // The indicated security origin has run active content (such as a
126 // script) from an insecure source. Note that the insecure content can
127 // spread to other frames in the same origin.
128 virtual void didRunInsecureContent(SecurityOrigin*, const KURL&) = 0;
129 virtual void didDetectXSS(const KURL&, bool didBlockEntirePage) = 0;
130 virtual void didDispatchPingLoader(const KURL&) = 0;
132 // Transmits the change in the set of watched CSS selectors property
133 // that match any element on the frame.
134 virtual void selectorMatchChanged(const Vector<String>& addedSelectors, const Vector<String>& removedSelectors) = 0;
136 virtual PassRefPtr<DocumentLoader> createDocumentLoader(LocalFrame*, const ResourceRequest&, const SubstituteData&) = 0;
138 virtual String userAgent(const KURL&) = 0;
140 virtual String doNotTrackValue() = 0;
142 virtual void transitionToCommittedForNewPage() = 0;
144 virtual PassRefPtrWillBeRawPtr<LocalFrame> createFrame(const KURL&, const AtomicString& name, HTMLFrameOwnerElement*) = 0;
145 // Whether or not plugin creation should fail if the HTMLPlugInElement isn't in the DOM after plugin initialization.
146 enum DetachedPluginPolicy {
147 FailOnDetachedPlugin,
150 virtual bool canCreatePluginWithoutRenderer(const String& mimeType) const = 0;
152 // Called before plugin creation in order to ask the embedder whether a
153 // placeholder should be substituted instead.
154 virtual PassOwnPtrWillBeRawPtr<PluginPlaceholder> createPluginPlaceholder(Document&, const KURL&, const Vector<String>& paramNames, const Vector<String>& paramValues, const String& mimeType, bool loadManually) = 0;
156 virtual PassRefPtrWillBeRawPtr<Widget> createPlugin(HTMLPlugInElement*, const KURL&, const Vector<String>&, const Vector<String>&, const String&, bool loadManually, DetachedPluginPolicy) = 0;
158 virtual PassRefPtrWillBeRawPtr<Widget> createJavaAppletWidget(HTMLAppletElement*, const KURL& baseURL, const Vector<String>& paramNames, const Vector<String>& paramValues) = 0;
160 virtual ObjectContentType objectContentType(const KURL&, const String& mimeType, bool shouldPreferPlugInsForImages) = 0;
162 virtual void dispatchDidClearWindowObjectInMainWorld() = 0;
163 virtual void documentElementAvailable() = 0;
165 virtual void didCreateScriptContext(v8::Handle<v8::Context>, int extensionGroup, int worldId) = 0;
166 virtual void willReleaseScriptContext(v8::Handle<v8::Context>, int worldId) = 0;
167 virtual bool allowScriptExtension(const String& extensionName, int extensionGroup, int worldId) = 0;
169 virtual void didChangeScrollOffset() { }
170 virtual void didUpdateCurrentHistoryItem() { }
171 virtual void didRemoveAllPendingStylesheet() { }
173 virtual bool allowScript(bool enabledPerSettings) { return enabledPerSettings; }
174 virtual bool allowScriptFromSource(bool enabledPerSettings, const KURL&) { return enabledPerSettings; }
175 virtual bool allowPlugins(bool enabledPerSettings) { return enabledPerSettings; }
176 virtual bool allowImage(bool enabledPerSettings, const KURL&) { return enabledPerSettings; }
177 virtual bool allowMedia(const KURL&) { return true; }
178 virtual bool allowDisplayingInsecureContent(bool enabledPerSettings, SecurityOrigin*, const KURL&) { return enabledPerSettings; }
179 virtual bool allowRunningInsecureContent(bool enabledPerSettings, SecurityOrigin*, const KURL&) { return enabledPerSettings; }
181 // This callback notifies the client that the frame was about to run
182 // JavaScript but did not because allowScript returned false. We
183 // have a separate callback here because there are a number of places
184 // that need to know if JavaScript is enabled but are not necessarily
185 // preparing to execute script.
186 virtual void didNotAllowScript() { }
187 // This callback is similar, but for plugins.
188 virtual void didNotAllowPlugins() { }
190 virtual blink::WebCookieJar* cookieJar() const = 0;
192 virtual void didChangeName(const String&) { }
194 virtual void dispatchWillOpenWebSocket(blink::WebSocketHandle*) { }
196 virtual void dispatchWillStartUsingPeerConnectionHandler(blink::WebRTCPeerConnectionHandler*) { }
198 virtual void didRequestAutocomplete(HTMLFormElement*) = 0;
200 virtual bool allowWebGL(bool enabledPerSettings) { return enabledPerSettings; }
201 // Informs the embedder that a WebGL canvas inside this frame received a lost context
202 // notification with the given GL_ARB_robustness guilt/innocence code (see Extensions3D.h).
203 virtual void didLoseWebGLContext(int) { }
205 // If an HTML document is being loaded, informs the embedder that the document will have its <body> attached soon.
206 virtual void dispatchWillInsertBody() { }
208 virtual void dispatchDidChangeResourcePriority(unsigned long identifier, ResourceLoadPriority, int intraPriorityValue) { }
210 virtual PassOwnPtr<blink::WebServiceWorkerProvider> createServiceWorkerProvider() = 0;
212 virtual bool isControlledByServiceWorker(DocumentLoader&) = 0;
214 virtual int64_t serviceWorkerID(DocumentLoader&) = 0;
216 virtual SharedWorkerRepositoryClient* sharedWorkerRepositoryClient() { return 0; }
218 virtual PassOwnPtr<blink::WebApplicationCacheHost> createApplicationCacheHost(blink::WebApplicationCacheHostClient*) = 0;
220 virtual void didStopAllLoaders() { }
222 virtual void dispatchDidChangeManifest() { }
224 virtual unsigned backForwardLength() { return 0; }
226 virtual bool isFrameLoaderClientImpl() const { return false; }
231 #endif // FrameLoaderClient_h