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// Copyright (c) 2011 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 CONTENT_RENDERER_CONTENT_RENDERER_CLIENT_H_
#define CONTENT_RENDERER_CONTENT_RENDERER_CLIENT_H_
#pragma once
#include <string>
#include "base/string16.h"
#include "content/common/content_client.h"
class FilePath;
class GURL;
class RenderView;
class SkBitmap;
namespace WebKit {
class WebFrame;
class WebPlugin;
class WebURLRequest;
struct WebPluginParams;
struct WebURLError;
}
namespace content {
// Embedder API for participating in renderer logic.
class ContentRendererClient {
public:
// Notifies us that the RenderThread has been created.
virtual void RenderThreadStarted();
// Notifies that a new RenderView has been created.
virtual void RenderViewCreated(RenderView* render_view);
// Sets a number of views/tabs opened in this process.
virtual void SetNumberOfViews(int number_of_views);
// Returns the bitmap to show when a plugin crashed, or NULL for none.
virtual SkBitmap* GetSadPluginBitmap();
// Returns the default text encoding.
virtual std::string GetDefaultEncoding();
// Create a plugin in the given frame. Can return NULL, in which case
// RenderView will create a plugin itself.
virtual WebKit::WebPlugin* CreatePlugin(
RenderView* render_view,
WebKit::WebFrame* frame,
const WebKit::WebPluginParams& params);
// Returns the html to display when a navigation error occurs.
virtual std::string GetNavigationErrorHtml(
const WebKit::WebURLRequest& failed_request,
const WebKit::WebURLError& error);
// Returns true if the renderer process should schedule the idle handler when
// all widgets are hidden.
virtual bool RunIdleHandlerWhenWidgetsHidden();
// Returns true if the given url can create popup windows.
virtual bool AllowPopup(const GURL& creator);
// Returns true if we should fork a new process for the given navigation.
virtual bool ShouldFork(WebKit::WebFrame* frame,
const GURL& url,
bool is_content_initiated,
bool* send_referrer);
// Notifies the embedder that the given frame is requesting the resource at
// |url|. If the function returns true, the url is changed to |new_url|.
virtual bool WillSendRequest(WebKit::WebFrame* frame,
const GURL& url,
GURL* new_url);
// Returns the file path where the media library files are.
virtual FilePath GetMediaLibraryPath();
// Whether to pump events when sending sync cookie messages. Needed if the
// embedder can potentiall put up a modal dialog on the UI thread as a result.
virtual bool ShouldPumpEventsDuringCookieMessage();
// See the corresponding functions in WebKit::WebFrameClient.
virtual void DidCreateScriptContext(WebKit::WebFrame* frame);
virtual void DidDestroyScriptContext(WebKit::WebFrame* frame);
virtual void DidCreateIsolatedScriptContext(WebKit::WebFrame* frame);
// See WebKit::WebKitClient.
virtual unsigned long long VisitedLinkHash(const char* canonical_url,
size_t length);
virtual bool IsLinkVisited(unsigned long long link_hash);
virtual void PrefetchHostName(const char* hostname, size_t length);
};
} // namespace content
#endif // CONTENT_RENDERER_CONTENT_RENDERER_CLIENT_H_
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