electron/shell/browser/web_view_guest_delegate.h
Shelley Vohr 8e3dcc8b17
refactor: update WebContentsZoomController (#39428)
refactor: update WebContentsZoomController
2023-08-15 10:33:30 +09:00

68 lines
2.2 KiB
C++

// Copyright (c) 2015 GitHub, Inc.
// Use of this source code is governed by the MIT license that can be
// found in the LICENSE file.
#ifndef ELECTRON_SHELL_BROWSER_WEB_VIEW_GUEST_DELEGATE_H_
#define ELECTRON_SHELL_BROWSER_WEB_VIEW_GUEST_DELEGATE_H_
#include <memory>
#include "base/memory/raw_ptr.h"
#include "content/public/browser/browser_plugin_guest_delegate.h"
#include "shell/browser/web_contents_zoom_controller.h"
#include "shell/browser/web_contents_zoom_observer.h"
namespace electron {
namespace api {
class WebContents;
}
class WebViewGuestDelegate : public content::BrowserPluginGuestDelegate,
public WebContentsZoomObserver {
public:
WebViewGuestDelegate(content::WebContents* embedder,
api::WebContents* api_web_contents);
~WebViewGuestDelegate() override;
// disable copy
WebViewGuestDelegate(const WebViewGuestDelegate&) = delete;
WebViewGuestDelegate& operator=(const WebViewGuestDelegate&) = delete;
// Attach to the iframe.
void AttachToIframe(content::WebContents* embedder_web_contents,
int embedder_frame_id);
void WillDestroy();
protected:
// content::BrowserPluginGuestDelegate:
content::WebContents* GetOwnerWebContents() final;
std::unique_ptr<content::WebContents> CreateNewGuestWindow(
const content::WebContents::CreateParams& create_params) final;
base::WeakPtr<content::BrowserPluginGuestDelegate> GetGuestDelegateWeakPtr()
final;
// WebContentsZoomObserver:
void OnZoomControllerDestroyed(
WebContentsZoomController* zoom_controller) override;
void OnZoomChanged(
const WebContentsZoomController::ZoomChangedEventData& data) override;
private:
void ResetZoomController();
// The WebContents that attaches this guest view.
raw_ptr<content::WebContents> embedder_web_contents_ = nullptr;
// The zoom controller of the embedder that is used
// to subscribe for zoom changes.
raw_ptr<WebContentsZoomController> embedder_zoom_controller_ = nullptr;
raw_ptr<api::WebContents> api_web_contents_ = nullptr;
base::WeakPtrFactory<WebViewGuestDelegate> weak_ptr_factory_{this};
};
} // namespace electron
#endif // ELECTRON_SHELL_BROWSER_WEB_VIEW_GUEST_DELEGATE_H_