/*

 * (C)opyright MMVI Anselm R. Garbe <garbeam at gmail dot com>

 * See LICENSE file for license details.

 */

#include <X11/Xlib.h>

/********** CUSTOMIZE **********/

#define FONT		"-*-terminus-medium-*-*-*-13-*-*-*-*-*-iso10646-*"

#define BGCOLOR		"DarkSlateGrey"

#define FGCOLOR		"LightSteelBlue"

#define BORDERCOLOR	"SlateGray"

#define WM_PROTOCOL_DELWIN 1

/* tags */

enum { Tscratch, Tdev, Tirc, Twww, Twork, TLast };

/********** CUSTOMIZE **********/

typedef struct DC DC;

typedef struct Client Client;

typedef struct Fnt Fnt;

typedef struct Key Key;

/* atoms */

enum { WMProtocols, WMDelete, WMLast };

enum { NetSupported, NetWMName, NetLast };

/* cursor */

enum { CurNormal, CurResize, CurMove, CurInput, CurLast };

struct Fnt {

	XFontStruct *xfont;

	XFontSet set;

	int ascent;

	int descent;

	int height;

};

struct DC { /* draw context */

	GC gc;

	Drawable drawable;

	int x, y, w, h;

	Fnt font;

	unsigned long bg;

	unsigned long fg;

	unsigned long border;

};

struct Client {

	char name[256];

	char *tags[TLast];

	int proto;

	int x, y, w, h;

	int tx, ty, tw, th;

	int basew, baseh, incw, inch, maxw, maxh, minw, minh;

	int grav;

	unsigned int border;

	long flags; 

	Window win;

	Window trans;

	Window title;

	Client *next;

};

struct Key {

	unsigned long mod;

	KeySym keysym;

};

extern Display *dpy;

extern Window root;

extern Atom wm_atom[WMLast], net_atom[NetLast];

extern Cursor cursor[CurLast];

extern Bool running, issel;

extern void (*handler[LASTEvent]) (XEvent *);

extern int tsel, screen, sx, sy, sw, sh, th;

extern char stext[1024], *tags[TLast];

extern DC dc;

/* client.c */

extern void manage(Window w, XWindowAttributes *wa);

extern void unmanage(Client *c);

extern Client *getclient(Window w);

extern void focus(Client *c);

extern void update_name(Client *c);

extern void draw_client(Client *c);

extern void resize(Client *c);

extern void update_size(Client *c);

extern Client *gettitle(Window w);

extern void craise(Client *c);

extern void lower(Client *c);

extern void gravitate(Client *c, Bool invert);

/* draw.c */

extern void draw(Bool border, const char *text);

extern unsigned long initcolor(const char *colstr);

extern void initfont(const char *fontstr);

extern unsigned int textnw(char *text, unsigned int len);

extern unsigned int textw(char *text);

extern unsigned int texth(void);

/* event.c */

extern void discard_events(long even_mask);

/* dev.c */

extern void update_keys(void);

extern void keypress(XEvent *e);

extern void mresize(Client *c);

extern void mmove(Client *c);

/* main.c */

extern int error_handler(Display *dsply, XErrorEvent *e);

extern void send_message(Window w, Atom a, long value);

extern int win_proto(Window w);

/* util.c */

extern void error(const char *errstr, ...);

extern void *emallocz(unsigned int size);

extern void *emalloc(unsigned int size);

extern void *erealloc(void *ptr, unsigned int size);

extern char *estrdup(const char *str);

extern void swap(void **p1, void **p2);