1/*
  2 * (C)opyright MMVI Anselm R. Garbe <garbeam at gmail dot com>
  3 * See LICENSE file for license details.
  4 */
  5
  6#include <X11/Xlib.h>
  7
  8/********** CUSTOMIZE **********/
  9
 10#define FONT		"-*-terminus-medium-*-*-*-13-*-*-*-*-*-iso10646-*"
 11#define BGCOLOR		"DarkSlateGrey"
 12#define FGCOLOR		"LightSteelBlue"
 13#define BORDERCOLOR	"SlateGray"
 14#define WM_PROTOCOL_DELWIN 1
 15
 16/* tags */
 17enum { Tscratch, Tdev, Tirc, Twww, Twork, TLast };
 18
 19/********** CUSTOMIZE **********/
 20
 21typedef struct DC DC;
 22typedef struct Client Client;
 23typedef struct Fnt Fnt;
 24typedef struct Key Key;
 25typedef union Arg Arg;
 26
 27union Arg {
 28	const char **argv;
 29	int i;
 30};
 31
 32/* atoms */
 33enum { WMProtocols, WMDelete, WMLast };
 34enum { NetSupported, NetWMName, NetLast };
 35
 36/* cursor */
 37enum { CurNormal, CurResize, CurMove, CurInput, CurLast };
 38
 39struct Fnt {
 40	XFontStruct *xfont;
 41	XFontSet set;
 42	int ascent;
 43	int descent;
 44	int height;
 45};
 46
 47struct DC { /* draw context */
 48	GC gc;
 49	Drawable drawable;
 50	int x, y, w, h;
 51	Fnt font;
 52	unsigned long bg;
 53	unsigned long fg;
 54	unsigned long border;
 55};
 56
 57struct Client {
 58	char name[256];
 59	char *tags[TLast];
 60	int proto;
 61	int x, y, w, h;
 62	int tx, ty, tw, th;
 63	int basew, baseh, incw, inch, maxw, maxh, minw, minh;
 64	int grav;
 65	unsigned int border;
 66	long flags; 
 67	Window win;
 68	Window trans;
 69	Window title;
 70	Client *next;
 71	Client *revert;
 72};
 73
 74struct Key {
 75	unsigned long mod;
 76	KeySym keysym;
 77	void (*func)(Arg *arg);
 78	Arg arg;
 79};
 80
 81extern Display *dpy;
 82extern Window root;
 83extern Atom wm_atom[WMLast], net_atom[NetLast];
 84extern Cursor cursor[CurLast];
 85extern Bool running, issel;
 86extern void (*handler[LASTEvent]) (XEvent *);
 87
 88extern int tsel, screen, sx, sy, sw, sh, th;
 89extern char stext[1024], *tags[TLast];
 90
 91extern DC dc;
 92extern Client *clients, *sel;
 93
 94/* client.c */
 95extern void manage(Window w, XWindowAttributes *wa);
 96extern void unmanage(Client *c);
 97extern Client *getclient(Window w);
 98extern void focus(Client *c);
 99extern void update_name(Client *c);
100extern void draw_client(Client *c);
101extern void resize(Client *c);
102extern void update_size(Client *c);
103extern Client *gettitle(Window w);
104extern void craise(Client *c);
105extern void lower(Client *c);
106extern void ckill(Arg *arg);
107extern void nextc(Arg *arg);
108extern void prevc(Arg *arg);
109extern void max(Arg *arg);
110extern void floating(Arg *arg);
111extern void tiling(Arg *arg);
112extern void tag(Arg *arg);
113extern void view(Arg *arg);
114extern void zoom(Arg *arg);
115extern void gravitate(Client *c, Bool invert);
116
117/* draw.c */
118extern void draw(Bool border, const char *text);
119extern unsigned long initcolor(const char *colstr);
120extern void initfont(const char *fontstr);
121extern unsigned int textnw(char *text, unsigned int len);
122extern unsigned int textw(char *text);
123extern unsigned int texth(void);
124
125/* event.c */
126extern void discard_events(long even_mask);
127
128/* dev.c */
129extern void update_keys(void);
130extern void keypress(XEvent *e);
131extern void mresize(Client *c);
132extern void mmove(Client *c);
133
134/* main.c */
135extern int error_handler(Display *dsply, XErrorEvent *e);
136extern void send_message(Window w, Atom a, long value);
137extern int win_proto(Window w);
138extern void quit(Arg *arg);
139
140/* util.c */
141extern void error(const char *errstr, ...);
142extern void *emallocz(unsigned int size);
143extern void *emalloc(unsigned int size);
144extern void *erealloc(void *ptr, unsigned int size);
145extern char *estrdup(const char *str);
146extern void spawn(Arg *arg);
147extern void swap(void **p1, void **p2);