cef/libcef/renderer/browser_impl.h

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// Copyright (c) 2012 The Chromium Embedded Framework Authors.
// Portions 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 CEF_LIBCEF_RENDERER_BROWSER_IMPL_H_
#define CEF_LIBCEF_RENDERER_BROWSER_IMPL_H_
#pragma once
#include <map>
#include <string>
#include <vector>
#include "include/cef_browser.h"
#include "include/cef_client.h"
#include "libcef/common/tracker.h"
#include "libcef/renderer/frame_impl.h"
#include "base/memory/scoped_ptr.h"
#include "content/public/renderer/render_view_observer.h"
class GURL;
struct CefMsg_LoadRequest_Params;
struct Cef_Request_Params;
struct Cef_Response_Params;
class CefContentRendererClient;
class CefResponseManager;
namespace base {
class ListValue;
}
namespace WebKit {
class WebFrame;
}
// Renderer plumbing for CEF features. There is a one-to-one relationship
// between RenderView on the renderer side and RenderViewHost on the browser
// side.
//
// RenderViewObserver: Interface for observing RenderView notifications and IPC
// messages. IPC messages received by the RenderView will be forwarded to this
// RenderViewObserver implementation. IPC messages sent using
// RenderViewObserver::Send() will be forwarded to the RenderView. Use
// RenderViewObserver::routing_id() when sending IPC messages.
class CefBrowserImpl : public CefBrowser,
public content::RenderViewObserver {
public:
// Returns the browser associated with the specified RenderView.
static CefRefPtr<CefBrowserImpl> GetBrowserForView(content::RenderView* view);
// Returns the browser associated with the specified main WebFrame.
static CefRefPtr<CefBrowserImpl> GetBrowserForMainFrame(
WebKit::WebFrame* frame);
// CefBrowser methods.
virtual CefRefPtr<CefBrowserHost> GetHost() OVERRIDE;
virtual bool CanGoBack() OVERRIDE;
virtual void GoBack() OVERRIDE;
virtual bool CanGoForward() OVERRIDE;
virtual void GoForward() OVERRIDE;
virtual bool IsLoading() OVERRIDE;
virtual void Reload() OVERRIDE;
virtual void ReloadIgnoreCache() OVERRIDE;
virtual void StopLoad() OVERRIDE;
virtual int GetIdentifier() OVERRIDE;
virtual bool IsSame(CefRefPtr<CefBrowser> that) OVERRIDE;
virtual bool IsPopup() OVERRIDE;
virtual bool HasDocument() OVERRIDE;
virtual CefRefPtr<CefFrame> GetMainFrame() OVERRIDE;
virtual CefRefPtr<CefFrame> GetFocusedFrame() OVERRIDE;
virtual CefRefPtr<CefFrame> GetFrame(int64 identifier) OVERRIDE;
virtual CefRefPtr<CefFrame> GetFrame(const CefString& name) OVERRIDE;
virtual size_t GetFrameCount() OVERRIDE;
virtual void GetFrameIdentifiers(std::vector<int64>& identifiers) OVERRIDE;
virtual void GetFrameNames(std::vector<CefString>& names) OVERRIDE;
virtual bool SendProcessMessage(
CefProcessId target_process,
CefRefPtr<CefProcessMessage> message) OVERRIDE;
CefBrowserImpl(content::RenderView* render_view,
int browser_id,
bool is_popup);
virtual ~CefBrowserImpl();
void LoadRequest(const CefMsg_LoadRequest_Params& params);
// Avoids unnecessary string type conversions.
bool SendProcessMessage(CefProcessId target_process,
const std::string& name,
base::ListValue* arguments,
bool user_initiated);
// Returns the matching CefFrameImpl reference or creates a new one.
CefRefPtr<CefFrameImpl> GetWebFrameImpl(WebKit::WebFrame* frame);
CefRefPtr<CefFrameImpl> GetWebFrameImpl(int64 frame_id);
// Frame objects will be deleted immediately before the frame is closed.
void AddFrameObject(int64 frame_id, CefTrackNode* tracked_object);
int browser_id() const { return browser_id_; }
bool is_popup() const { return is_popup_; }
content::RenderView* render_view() {
return content::RenderViewObserver::render_view();
}
private:
// RenderViewObserver methods.
virtual void OnDestruct() OVERRIDE;
virtual void DidFinishLoad(WebKit::WebFrame* frame) OVERRIDE;
virtual void DidStartProvisionalLoad(WebKit::WebFrame* frame) OVERRIDE;
virtual void FrameDetached(WebKit::WebFrame* frame) OVERRIDE;
virtual void FocusedNodeChanged(const WebKit::WebNode& node) OVERRIDE;
virtual void DidCreateDataSource(WebKit::WebFrame* frame,
WebKit::WebDataSource* ds) OVERRIDE;
virtual bool OnMessageReceived(const IPC::Message& message) OVERRIDE;
// RenderViewObserver::OnMessageReceived message handlers.
void OnRequest(const Cef_Request_Params& params);
void OnResponse(const Cef_Response_Params& params);
void OnResponseAck(int request_id);
// ID of the browser that this RenderView is associated with. During loading
// of cross-origin requests multiple RenderViews may be associated with the
// same browser ID.
int browser_id_;
bool is_popup_;
// Id of the last frame that had focus.
int64 last_focused_frame_id_;
// Map of unique frame ids to CefFrameImpl references.
typedef std::map<int64, CefRefPtr<CefFrameImpl> > FrameMap;
FrameMap frames_;
// Map of unique frame ids to CefTrackManager objects that need to be cleaned
// up when the frame is deleted.
typedef std::map<int64, CefRefPtr<CefTrackManager> > FrameObjectMap;
FrameObjectMap frame_objects_;
// Manages response registrations.
scoped_ptr<CefResponseManager> response_manager_;
IMPLEMENT_REFCOUNTING(CefBrowserImpl);
DISALLOW_COPY_AND_ASSIGN(CefBrowserImpl);
};
#endif // CEF_LIBCEF_RENDERER_BROWSER_IMPL_H_