src/include/views/cef_layout.h

// Copyright (c) 2016 Marshall A. Greenblatt. All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are
// met:
//
//    * Redistributions of source code must retain the above copyright
// notice, this list of conditions and the following disclaimer.
//    * Redistributions in binary form must reproduce the above
// copyright notice, this list of conditions and the following disclaimer
// in the documentation and/or other materials provided with the
// distribution.
//    * Neither the name of Google Inc. nor the name Chromium Embedded
// Framework nor the names of its contributors may be used to endorse
// or promote products derived from this software without specific prior
// written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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// ---------------------------------------------------------------------------
//
// The contents of this file must follow a specific format in order to
// support the CEF translator tool. See the translator.README.txt file in the
// tools directory for more information.
//

#ifndef CEF_INCLUDE_VIEWS_CEF_LAYOUT_H_
#define CEF_INCLUDE_VIEWS_CEF_LAYOUT_H_
#pragma once

#include "include/cef_base.h"

class CefBoxLayout;
class CefFillLayout;

///
// A Layout handles the sizing of the children of a Panel according to
// implementation-specific heuristics. Methods must be called on the browser
// process UI thread unless otherwise indicated.
///
/*--cef(source=library)--*/
class CefLayout : public CefBaseRefCounted {
 public:
  ///
  // Returns this Layout as a BoxLayout or NULL if this is not a BoxLayout.
  ///
  /*--cef()--*/
  virtual CefRefPtr<CefBoxLayout> AsBoxLayout() = 0;

  ///
  // Returns this Layout as a FillLayout or NULL if this is not a FillLayout.
  ///
  /*--cef()--*/
  virtual CefRefPtr<CefFillLayout> AsFillLayout() = 0;

  ///
  // Returns true if this Layout is valid.
  ///
  /*--cef()--*/
  virtual bool IsValid() = 0;
};

#endif  // CEF_INCLUDE_VIEWS_CEF_LAYOUT_H_