#ifndef TypeMatcher_First
#define TypeMatcher_First
#ifdef __GNUG__
#pragma interface
#endif

#include "Object.h"
#include "Symbol.h"

class OrdCollection;
class Bitmap;
class Data;
class SmartBitmap;


extern SmartBitmap
	gFileIcon,
	gAsciiIcon,
	gImageIcon;

extern const char *cMagic;  // magic cookie for ET++ generated files

//---- TypeMatcher -------------------------------------------------------------

class TypeMatcher: public Object {
public:
	MetaDef(TypeMatcher);
	TypeMatcher(const Symbol &t, const char *ext, const char *tag,
					  bool isAscii, int prio= 1000);
	~TypeMatcher();

	virtual Bitmap *GetBitmap();

	const Symbol &GetType();

	static void AddMatcher(TypeMatcher*);
	static TypeMatcher *MatchByName(Data*);
	static TypeMatcher *MatchByContents(Data*);

protected:
	virtual bool MatchExtension(Data*, const char *extension);
	virtual bool MatchPathName(Data*, const char *pathname, int len);
	virtual bool MatchNameAndContents(Data*, const char *pathname, const char *buf, int len);
	virtual bool MatchContents(Data*, const char *buf, int len);
	int Compare(Object *op);

protected:
	const Symbol *type;
	char *extension, *tag;
	int priority;

public:
	bool ascii;

private:
	static OrdCollection *matchers;
	static bool sorted;
};

inline const Symbol &TypeMatcher::GetType()
	{ return *type; }

#endif