#ifndef TNZ_FXBROWSER_INCLUDED

#define TNZ_FXBROWSER_INCLUDED

#include "tw/tw.h"

#include "tw/treeview.h"

//#include "tfilepath.h"

// forward declaration

class TFx;

class TFilePath;

#undef DVAPI

#undef DVVAR

#ifdef TWIN_EXPORTS

#define DVAPI DV_EXPORT_API

#define DVVAR DV_EXPORT_VAR

#else

#define DVAPI DV_IMPORT_API

#define DVVAR DV_IMPORT_VAR

#endif

//--------------------------------------------------------------------

class FxBuilder

{

public:

	virtual ~FxBuilder() {}

	virtual TFx *create() = 0;

};

//--------------------------------------------------------------------

class DVAPI TFxBrowser : public TTreeView

{

public:

	class DoubleClickListener

	{

	public:

		virtual void onDoubleClick() = 0;

		virtual ~DoubleClickListener() {}

	};

	class FxLoader;

	class MacroFxFolderItem;

private:

	string m_selectedFxId;

	DoubleClickListener *m_doubleClickListener;

	FxLoader *m_fxLoader;

	MacroFxFolderItem *m_macroFxFolderItem;

public:

	TFxBrowser(

		TWidget *parent,

		const TFilePath &fxListPath,

		const TFilePath &fxPresetFolder,

		string name = "fxBrowser");

	~TFxBrowser();

	string getSelectedFxId() const;

	FxBuilder *getSelectedFxBuilder() const;

	void onSelect(TTreeViewItem *item);

	void leftButtonDoubleClick(const TMouseEvent &e);

	void rightButtonDown(const TMouseEvent &) {}

	void mouseWheel(const TMouseEvent &, int wheel);

	void setDoubleClickListener(DoubleClickListener *listener);

	void updatePresets();

};

#endif