blob: 99d343c77bbc05b306be31393e3393702059ddc8 [file] [log] [blame]
// 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.
#pragma once
#include <stdint.h>
#include <map>
#include <memory>
#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 "content/public/renderer/render_view_observer.h"
namespace blink {
class WebFrame;
class WebNode;
} // namespace blink
// 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.
class CefBrowserImpl : public CefBrowser, public content::RenderViewObserver {
// 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(
blink::WebFrame* frame);
// CefBrowser methods.
CefRefPtr<CefBrowserHost> GetHost() override;
bool CanGoBack() override;
void GoBack() override;
bool CanGoForward() override;
void GoForward() override;
bool IsLoading() override;
void Reload() override;
void ReloadIgnoreCache() override;
void StopLoad() override;
int GetIdentifier() override;
bool IsSame(CefRefPtr<CefBrowser> that) override;
bool IsPopup() override;
bool HasDocument() override;
CefRefPtr<CefFrame> GetMainFrame() override;
CefRefPtr<CefFrame> GetFocusedFrame() override;
CefRefPtr<CefFrame> GetFrame(int64 identifier) override;
CefRefPtr<CefFrame> GetFrame(const CefString& name) override;
size_t GetFrameCount() override;
void GetFrameIdentifiers(std::vector<int64>& identifiers) override;
void GetFrameNames(std::vector<CefString>& names) override;
CefBrowserImpl(content::RenderView* render_view,
int browser_id,
bool is_popup,
bool is_windowless);
~CefBrowserImpl() override;
// Returns the matching CefFrameImpl reference or creates a new one.
CefRefPtr<CefFrameImpl> GetWebFrameImpl(blink::WebLocalFrame* frame);
CefRefPtr<CefFrameImpl> GetWebFrameImpl(int64_t frame_id);
// Frame objects will be deleted immediately before the frame is closed.
void AddFrameObject(int64_t frame_id, CefTrackNode* tracked_object);
int browser_id() const { return browser_id_; }
bool is_popup() const { return is_popup_; }
bool is_windowless() const { return is_windowless_; }
content::RenderView* render_view() const {
return content::RenderViewObserver::render_view();
// RenderViewObserver methods.
void OnDestruct() override;
void FrameDetached(int64_t frame_id);
void OnLoadingStateChange(bool isLoading);
// 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_;
bool is_windowless_;
// 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_;
struct LoadingState {
LoadingState(bool is_loading, bool can_go_back, bool can_go_forward)
: is_loading_(is_loading),
can_go_forward_(can_go_forward) {}
bool IsMatch(bool is_loading, bool can_go_back, bool can_go_forward) const {
return is_loading_ == is_loading && can_go_back_ == can_go_back &&
can_go_forward_ == can_go_forward;
bool is_loading_;
bool can_go_back_;
bool can_go_forward_;
std::unique_ptr<LoadingState> last_loading_state_;