cef/include/views/cef_box_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:
//
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//    * Neither the name of Google Inc. nor the name Chromium Embedded
// Framework nor the names of its contributors may be used to endorse
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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_BOX_LAYOUT_H_
#define CEF_INCLUDE_VIEWS_CEF_BOX_LAYOUT_H_
#pragma once

#include "include/views/cef_layout.h"

class CefView;

///
// A Layout manager that arranges child views vertically or horizontally in a
// side-by-side fashion with spacing around and between the child views. The
// child views are always sized according to their preferred size. If the
// host's bounds provide insufficient space, child views will be clamped.
// Excess space will not be distributed. Methods must be called on the browser
// process UI thread unless otherwise indicated.
///
/*--cef(source=library)--*/
class CefBoxLayout : public CefLayout {
 public:
  ///
  // Set the flex weight for the given |view|. Using the preferred size as
  // the basis, free space along the main axis is distributed to views in the
  // ratio of their flex weights. Similarly, if the views will overflow the
  // parent, space is subtracted in these ratios. A flex of 0 means this view is
  // not resized. Flex values must not be negative.
  ///
  /*--cef()--*/
  virtual void SetFlexForView(CefRefPtr<CefView> view, int flex) = 0;

  ///
  // Clears the flex for the given |view|, causing it to use the default flex
  // specified via CefBoxLayoutSettings.default_flex.
  ///
  /*--cef()--*/
  virtual void ClearFlexForView(CefRefPtr<CefView> view) = 0;
};

#endif  // CEF_INCLUDE_VIEWS_CEF_BOX_LAYOUT_H_