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// Copyright (c) 2006-2008 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef WEBKIT_GLUE_WEBDATASOURCE_H_
#define WEBKIT_GLUE_WEBDATASOURCE_H_
#include <vector>
#include "base/string16.h"
class GURL;
class SearchableFormData;
class WebFrame;
class WebRequest;
class WebResponse;
namespace base {
class Time;
}
struct PasswordForm;
enum WebNavigationType {
WebNavigationTypeLinkClicked,
WebNavigationTypeFormSubmitted,
WebNavigationTypeBackForward,
WebNavigationTypeReload,
WebNavigationTypeFormResubmitted,
WebNavigationTypeOther
};
class WebDataSource {
public:
virtual ~WebDataSource() {}
// Returns a reference to the original request data that created the
// datasource. This request will be unmodified by WebKit.
//
// Note that this will be a different physical object than the WebRequest
// that was specified in the load request initiated by the embedder, but the
// data members will be copied.
//
// This call will update the request with the latest information from WebKit,
// so it is important that the caller not cache the result or keep the
// reference across entries into WebKit.
virtual const WebRequest& GetInitialRequest() const = 0;
// Returns the request that was used to create this datasource. This may
// be modified by WebKit. This is the same as what GetInitialRequest
// returns unless there was a redirect.
//
// Note that this will be a different physical object than the WebRequest
// that was specified in the load request initiated by the embedder.
//
// This call will update the request with the latest information from WebKit,
// so it is important that the caller not cache the result or keep the
// reference across entries into WebKit.
virtual const WebRequest& GetRequest() const = 0;
// Returns the response associated to this datasource.
virtual const WebResponse& GetResponse() const = 0;
// Returns the unreachable URL for which this datasource is showing alternate
// content. See WebFrame::LoadAlternateHTML{ErrorPage,String}.
virtual GURL GetUnreachableURL() const = 0;
// Returns true if there is a non-null unreachable URL.
virtual bool HasUnreachableURL() const = 0;
// Returns all redirects that occurred (both client and server) before at
// last committing the current page. This will contain one entry for each
// intermediate URL, and one entry for the last URL (so if there are no
// redirects, it will contain exactly the current URL, and if there is one
// redirect, it will contain the source and destination URL).
virtual const std::vector<GURL>& GetRedirectChain() const = 0;
// Returns the SearchableFormData, or NULL if the request wasn't a search
// request. The returned object is owned by the WebDataSource (actually
// the WebDocumentLoader) and shouldn't be freed.
virtual const SearchableFormData* GetSearchableFormData() const = 0;
// Returns the PasswordFormData, or NULL if the request isn't a form submission
// or doesn't have any password fields. The returned object is owned by the
// WebDataSource (actually the WebDocumentLoader) and shouldn't be freed.
virtual const PasswordForm* GetPasswordFormData() const = 0;
// Returns true if this request was the result of submitting a form.
// NOTE: this returns false if the user submitted a form, but the form used
// script to do the actuall submission.
virtual bool IsFormSubmit() const = 0;
// Returns the page title.
virtual string16 GetPageTitle() const = 0;
// Returns the time the document was request by the user.
virtual base::Time GetRequestTime() const = 0;
// Sets the request time. This is used to override the default behavior
// if the client knows more about the origination of the request than the
// underlying mechanism could.
virtual void SetRequestTime(base::Time time) = 0;
// Returns the time we started loading the page. This corresponds to
// the DidStartProvisionalLoadForFrame delegate notification.
virtual base::Time GetStartLoadTime() const = 0;
// Returns the time the document itself was finished loading. This corresponds
// to the DidFinishDocumentLoadForFrame delegate notification.
virtual base::Time GetFinishDocumentLoadTime() const = 0;
// Returns the time all dependent resources have been loaded and onload()
// has been called. This corresponds to the DidFinishLoadForFrame delegate
// notification.
virtual base::Time GetFinishLoadTime() const = 0;
// Returns the reason the document was loaded.
virtual WebNavigationType GetNavigationType() const = 0;
};
#endif // #ifndef WEBKIT_GLUE_WEBDATASOURCE_H_
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