#pragma once
 
#ifndef FILEBROWSER_INCLUDED
#define FILEBROWSER_INCLUDED
 
#include "tw/tw.h"
#include "tfilepath.h"
 
//-------------------------------------------------------------------
 
class GenericFileBrowserAction
{
public:
	virtual ~GenericFileBrowserAction() {}
	virtual void sendCommand(const TFilePath &) = 0;
};
 
//-------------------------------------------------------------------
 
template <class T>
class FileBrowserAction : public GenericFileBrowserAction
{
public:
	typedef void (T::*Method)(const TFilePath &);
	FileBrowserAction(T *target, Method method) : m_target(target), m_method(method) {}
	void sendCommand(const TFilePath &fp) { (m_target->*m_method)(fp); }
private:
	T *m_target;
	Method m_method;
};
 
//-------------------------------------------------------------------
 
class FileBrowser : public TWidget
{
public:
	FileBrowser(TWidget *parent, string name, const vector<string> &fileTypes);
	~FileBrowser();
 
	void setFilter(const vector<string> &fileTypes);
 
	void configureNotify(const TDimension &d);
	void setBackgroundColor(const TGuiColor &);
	void draw();
 
	void setFileSelChangeAction(GenericFileBrowserAction *action);
	void setFileDblClickAction(GenericFileBrowserAction *action);
 
	TFilePath getCurrentDir() const;
	void setCurrentDir(const TFilePath &dirPath);
 
	void selectParentDirectory();
 
private:
	class Data;
	Data *m_data;
};
 
#endif