/*	Public domain	*/

#ifndef _AGAR_WIDGET_FILE_DLG_H_
#define _AGAR_WIDGET_FILE_DLG_H_

#include <agar/gui/widget.h>
#include <agar/gui/textbox.h>
#include <agar/gui/button.h>
#include <agar/gui/window.h>
#include <agar/gui/tlist.h>
#include <agar/gui/combo.h>
#include <agar/gui/pane.h>
#include <agar/gui/label.h>

#include <agar/gui/begin.h>

struct ag_file_dlg;

enum ag_file_type_option_type {
	AG_FILEDLG_BOOL,
	AG_FILEDLG_INT,
	AG_FILEDLG_FLOAT,
	AG_FILEDLG_DOUBLE,
	AG_FILEDLG_STRING
};

typedef struct ag_file_type_option {
	const char *descr;
	const char *key;
	const char *unit;
	enum ag_file_type_option_type type;
	union {
		struct { int val, min, max; } i;
		struct { float val, min, max; } flt;
		struct { double val, min, max; } dbl;
		char s[128];
	} data;
	AG_TAILQ_ENTRY(ag_file_type_option) opts;
} AG_FileOption;

typedef struct ag_file_type {
	struct ag_file_dlg *fd;
	const char *descr;			/* Description */
	char **exts;				/* Filename extensions */
	Uint nexts;
	AG_Event *action;			  /* Action (save/load) */
	AG_TAILQ_HEAD(,ag_file_type_option) opts; /* Type-specific options */
	AG_TAILQ_ENTRY(ag_file_type) types;
} AG_FileType;

typedef struct ag_file_dlg {
	AG_Widget wid;
	Uint flags;
#define AG_FILEDLG_MULTI	  0x001	/* Return a set of files */
#define AG_FILEDLG_CLOSEWIN	  0x002	/* Close parent window on success or
					   if "Cancel" is pressed */
#define AG_FILEDLG_LOAD		  0x004	/* File must exist and be readable */
#define AG_FILEDLG_SAVE		  0x008	/* File must be writeable */
#define AG_FILEDLG_ASYNC	  0x010	/* Separate thread for load/save fn */
#define AG_FILEDLG_HFILL	  0x100
#define AG_FILEDLG_VFILL	  0x200
#define AG_FILEDLG_EXPAND	  (AG_FILEDLG_HFILL|AG_FILEDLG_VFILL)

	char cwd[AG_PATHNAME_MAX];		/* Current working directory */
	char cfile[AG_PATHNAME_MAX];		/* Current file path */
	AG_Pane *hPane;
	AG_Tlist *tlDirs;			/* List of directories */
	AG_Tlist *tlFiles;			/* List of files */
	AG_Label *lbCwd;			/* CWD label */
	AG_Textbox *tbFile;			/* Filename input */
	AG_Combo *comTypes;			/* File types combo */
	AG_Button *btnOk;			/* OK button */
	AG_Button *btnCancel;			/* Cancel button */
	AG_Event *okAction;			/* OK action */
	AG_Event *cancelAction;			/* Cancel action */
	char *dirMRU;				/* MRU Directory */
	void *optsCtr;				/* Container widget for opts */
	AG_TAILQ_HEAD(,ag_file_type) types;	/* File type handlers */
} AG_FileDlg;

__BEGIN_DECLS
extern AG_WidgetClass agFileDlgClass;

AG_FileDlg *AG_FileDlgNew(void *, Uint);
AG_FileDlg *AG_FileDlgNewMRU(void *, const char *, Uint);

void AG_FileDlgSetOptionContainer(AG_FileDlg *, void *);
int AG_FileDlgSetDirectory(AG_FileDlg *, const char *);
void AG_FileDlgSetDirectoryMRU(AG_FileDlg *, const char *, const char *);
void AG_FileDlgSetFilename(AG_FileDlg *, const char *, ...);
void AG_FileDlgOkAction(AG_FileDlg *, AG_EventFn, const char *, ...);
void AG_FileDlgCancelAction(AG_FileDlg *, AG_EventFn, const char *, ...);
int AG_FileDlgCheckReadAccess(AG_FileDlg *);
int AG_FileDlgCheckWriteAccess(AG_FileDlg *);
int AG_FileDlgAtRoot(AG_FileDlg *);

AG_FileType *AG_FileDlgAddType(AG_FileDlg *, const char *,
			       const char *, void (*)(AG_Event *),
			       const char *, ...);
			       
AG_FileOption *AG_FileOptionNewBool(AG_FileType *, const char *, const char *,
                                 int);
AG_FileOption *AG_FileOptionNewInt(AG_FileType *, const char *, const char *,
                                 int, int, int);
AG_FileOption *AG_FileOptionNewFlt(AG_FileType *, const char *, const char *,
                                   float, float, float, const char *);
AG_FileOption *AG_FileOptionNewDbl(AG_FileType *, const char *, const char *,
                                   double, double, double, const char *);
AG_FileOption *AG_FileOptionNewString(AG_FileType *, const char *, const char *,
                                      const char *);

AG_FileOption *AG_FileOptionGet(AG_FileType *, const char *);
int            AG_FileOptionInt(AG_FileType *, const char *);
#define        AG_FileOptionBool(ft,key) AG_FileOptionInt((ft),(key))
float          AG_FileOptionFlt(AG_FileType *, const char *);
double         AG_FileOptionDbl(AG_FileType *, const char *);
char          *AG_FileOptionString(AG_FileType *, const char *);
__END_DECLS

#include <agar/gui/close.h>
#endif /* _AGAR_WIDGET_FILE_DLG_H_ */