RCefWebDisplayHandle.hxx

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// Author: Sergey Linev <S.Linev@gsi.de>
// Date: 2020-08-21
// Warning: This is part of the ROOT 7 prototype! It will change without notice. It might trigger earthquakes. Feedback is welcome!
 
/*************************************************************************
 * Copyright (C) 1995-2023, Rene Brun and Fons Rademakers.               *
 * All rights reserved.                                                  *
 *                                                                       *
 * For the licensing terms see $ROOTSYS/LICENSE.                         *
 * For the list of contributors see $ROOTSYS/README/CREDITS.             *
 *************************************************************************/
 
#ifndef ROOT7_RCefWebDisplayHandle
#define ROOT7_RCefWebDisplayHandle
 
#include <ROOT/RWebDisplayHandle.hxx>
 
#include "simple_app.h"
 
/** \class RCefWebDisplayHandle
\ingroup cefwebdisplay
*/
 
class RCefWebDisplayHandle : public ROOT::RWebDisplayHandle {
protected:
   class CefCreator : public Creator {
 
      CefRefPtr<SimpleApp> fCefApp;
   public:
      CefCreator() = default;
      ~CefCreator() override = default;
 
      std::unique_ptr<ROOT::RWebDisplayHandle> Display(const ROOT::RWebDisplayArgs &args) override;
   };
 
   enum EValidValues { kValid = 0x3C3C3C3C, kInvalid = 0x92929292 };
 
   unsigned fValid{kValid};  ///< used to verify if instance valid or not
 
   CefRefPtr<CefBrowser> fBrowser; ///< associated browser
 
public:
   RCefWebDisplayHandle(const std::string &url) : ROOT::RWebDisplayHandle(url) {}
 
   ~RCefWebDisplayHandle() override;
 
   bool IsValid() const { return fValid == kValid; }
 
   void SetBrowser(CefRefPtr<CefBrowser> br) { if (IsValid()) fBrowser = br; }
 
   void CloseBrowser();
 
   bool WaitForContent(int tmout_sec, const std::string &extra_args);
 
   bool Resize(int, int) override;
 
   static void AddCreator();
 
};
 
 
#endif