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// Copyright (c) 2012 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.
// PageNavigator defines an interface that can be used to express the user's
// intention to navigate to a particular URL. The implementing class should
// perform the navigation.
#ifndef CONTENT_PUBLIC_BROWSER_PAGE_NAVIGATOR_H_
#define CONTENT_PUBLIC_BROWSER_PAGE_NAVIGATOR_H_
#pragma once
#include <string>
#include "content/common/content_export.h"
#include "content/public/browser/global_request_id.h"
#include "content/public/common/page_transition_types.h"
#include "content/public/common/referrer.h"
#include "googleurl/src/gurl.h"
#include "webkit/glue/window_open_disposition.h"
namespace content {
class WebContents;
struct CONTENT_EXPORT OpenURLParams {
OpenURLParams(const GURL& url,
const Referrer& referrer,
WindowOpenDisposition disposition,
PageTransition transition,
bool is_renderer_initiated);
OpenURLParams(const GURL& url,
const Referrer& referrer,
int64 source_frame_id,
WindowOpenDisposition disposition,
PageTransition transition,
bool is_renderer_initiated);
~OpenURLParams();
// The URL/referrer to be opened.
GURL url;
Referrer referrer;
// The source frame id or -1 to indicate the main frame.
int64 source_frame_id;
// The disposition requested by the navigation source.
WindowOpenDisposition disposition;
// The transition type of navigation.
PageTransition transition;
// Whether this navigation is initiated by the renderer process.
bool is_renderer_initiated;
// The override encoding of the URL contents to be opened.
std::string override_encoding;
// Reference to the old request id in case this is a navigation that is being
// transferred to a new renderer.
GlobalRequestID transferred_global_request_id;
private:
OpenURLParams();
};
class PageNavigator {
public:
virtual ~PageNavigator() {}
// Opens a URL with the given disposition. The transition specifies how this
// navigation should be recorded in the history system (for example, typed).
// Returns the WebContents the URL is opened in, or NULL if the URL wasn't
// opened immediately.
virtual WebContents* OpenURL(const OpenURLParams& params) = 0;
};
}
#endif // CONTENT_PUBLIC_BROWSER_PAGE_NAVIGATOR_H_
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