/***************************** LICENSE START ***********************************

 Copyright 2013 ECMWF and INPE. This software is distributed under the terms
 of the Apache License version 2.0. In applying this license, ECMWF does not
 waive the privileges and immunities granted to it by virtue of its status as
 an Intergovernmental Organization or submit itself to any jurisdiction.

 ***************************** LICENSE END *************************************/

#ifndef RequestPanel_H
#define RequestPanel_H

#include <QGridLayout>

#include <set>

#include "Language.h"
#include "IconObject.h"

class Editor;
class RequestPanelItem;
class IconClass;

class RequestPanel : public QGridLayout, public LanguageScanner 
{
public:
	RequestPanel(const IconClass&, QWidget*, Editor*,const char* = 0);
	virtual ~RequestPanel();

	void changed();
	void changed(RequestPanelItem&,bool = true);
	void set(const char*,const string&);
	void set(const char*,const vector<string>&);
	void clear(const char*);

	void registerObserver(RequestPanelItem*);
	const IconClass& iconClass();
		 
   	//Widget where();
	//Widget main();

   	void    scan(); 

	void    apply();
        void    reset(IconObject*);
	void    edit(IconObject*);
	void    close();
	void    setToDefault(RequestPanelItem *);
	void    itemWasChangedToDefault();

	void 	replace(IconObject*);
	void 	merge(IconObject*);

	const   Request& request(long = EXPAND_2ND_NAME);
	void    request(const Request&, long = EXPAND_2ND_NAME);
	IconObjectH currentObject();
	
	int defaultCnt();
	void updateParentWidget();

protected:
	vector<RequestPanelItem*> items_;
	const IconClass&	  class_;
	bool                      apply_;

	typedef void (RequestPanelItem::*Method)();
	void call(Method);

private:
	RequestPanel(const RequestPanel&);
	RequestPanel& operator=(const RequestPanel&);

	virtual void next(const Parameter&);

	map<long,Request> cache_;
	Editor* owner_;
    vector<RequestPanelItem*> dependentItems_;
};

inline void destroy(RequestPanel**) {}

#if 0
template<class T>
class XLEditor : public RequestPanel, public T {
public:
	XLEditor(IconClass& c): 
		RequestPanel(c)
	{
		T::create(main());
		XtManageChild(T::xd_rootwidget());
	}
};
#endif

// If persistent, uncomment, otherwise remove
//#ifdef _ODI_OSSG_
//OS_MARK_SCHEMA_TYPE(RequestPanel);
//#endif

#endif
