text: /*************************************************************************/
  /*  container.h                                                          */
  /*************************************************************************/
  /*                       This file is part of:                           */
  /*                           GODOT ENGINE                                */
  /*                      https://godotengine.org                          */
  /*************************************************************************/
  /* Copyright (c) 2007-2020 Juan Linietsky, Ariel Manzur.                 */
  /* Copyright (c) 2014-2020 Godot Engine contributors (cf. AUTHORS.md).   */
  /*                                                                       */
  /* Permission is hereby granted, free of charge, to any person obtaining */
  /* a copy of this software and associated documentation files (the       */
  /* "Software"), to deal in the Software without restriction, including   */
  /* without limitation the rights to use, copy, modify, merge, publish,   */
  /* distribute, sublicense, and/or sell copies of the Software, and to    */
  /* permit persons to whom the Software is furnished to do so, subject to */
  /* the following conditions:                                             */
  /*                                                                       */
  /* The above copyright notice and this permission notice shall be        */
  /* included in all copies or substantial portions of the Software.       */
  /*                                                                       */
  /* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,       */
  /* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF    */
  /* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
  /* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY  */
  /* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,  */
  /* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE     */
  /* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.                */
  /*************************************************************************/
  
  #ifndef CONTAINER_H
  #define CONTAINER_H
  
  #include "scene/gui/control.h"
  
  class Container : public Control {
  	GDCLASS(Container, Control);
  
  	bool pending_sort;
  	void _sort_children();
  	void _child_minsize_changed();
  
  protected:
  	void queue_sort();
  	virtual void add_child_notify(Node *p_child) override;
  	virtual void move_child_notify(Node *p_child) override;
  	virtual void remove_child_notify(Node *p_child) override;
  
  	void _notification(int p_what);
  	static void _bind_methods();
  
  public:
  	enum {
  		NOTIFICATION_SORT_CHILDREN = 50
  	};
  
  	void fit_child_in_rect(Control *p_child, const Rect2 &p_rect);
  
  	virtual String get_configuration_warning() const override;
  
  	Container();
  };
  
  #endif // CONTAINER_H
  