1/*
  2 * (C)opyright MMVI Anselm R. Garbe <garbeam at gmail dot com>
  3 * See LICENSE file for license details.
  4 */
  5
  6#include "config.h"
  7#include <X11/Xlib.h>
  8
  9/* mask shorthands, used in event.c and client.c */
 10#define BUTTONMASK		(ButtonPressMask | ButtonReleaseMask)
 11#define MOUSEMASK		(BUTTONMASK | PointerMotionMask)
 12#define PROTODELWIN		1
 13
 14typedef union {
 15	const char *cmd;
 16	int i;
 17} Arg;
 18
 19/* atoms */
 20enum { NetSupported, NetWMName, NetLast };
 21enum { WMProtocols, WMDelete, WMLast };
 22
 23/* cursor */
 24enum { CurNormal, CurResize, CurMove, CurLast };
 25
 26/* window corners */
 27typedef enum { TopLeft, TopRight, BotLeft, BotRight } Corner;
 28
 29typedef struct {
 30	int ascent;
 31	int descent;
 32	int height;
 33	XFontSet set;
 34	XFontStruct *xfont;
 35} Fnt;
 36
 37typedef struct { /* draw context */
 38	int x, y, w, h;
 39	unsigned long bg;
 40	unsigned long fg;
 41	unsigned long border;
 42	Drawable drawable;
 43	Fnt font;
 44	GC gc;
 45} DC;
 46
 47typedef struct Client Client;
 48struct Client {
 49	char name[256];
 50	int proto;
 51	int x, y, w, h;
 52	int tx, ty, tw, th; /* title */
 53	int basew, baseh, incw, inch, maxw, maxh, minw, minh;
 54	int grav;
 55	long flags; 
 56	unsigned int border;
 57	Bool isfloat;
 58	Bool ismax;
 59	Bool *tags;
 60	Client *next;
 61	Client *prev;
 62	Window win;
 63	Window twin;
 64};
 65
 66extern const char *tags[];
 67extern char stext[1024];
 68extern int screen, sx, sy, sw, sh, bx, by, bw, bh, mw;
 69extern unsigned int ntags, numlockmask;
 70extern void (*handler[LASTEvent])(XEvent *);
 71extern void (*arrange)(Arg *);
 72extern Atom wmatom[WMLast], netatom[NetLast];
 73extern Bool running, issel, *seltag;
 74extern Client *clients, *sel;
 75extern Cursor cursor[CurLast];
 76extern DC dc;
 77extern Display *dpy;
 78extern Window root, barwin;
 79
 80/* client.c */
 81extern void ban(Client *c);
 82extern void focus(Client *c);
 83extern Client *getclient(Window w);
 84extern Client *getctitle(Window w);
 85extern void gravitate(Client *c, Bool invert);
 86extern void killclient(Arg *arg);
 87extern void manage(Window w, XWindowAttributes *wa);
 88extern void resize(Client *c, Bool sizehints, Corner sticky);
 89extern void setsize(Client *c);
 90extern void settitle(Client *c);
 91extern void togglemax(Arg *arg);
 92extern void unmanage(Client *c);
 93
 94/* draw.c */
 95extern void drawall();
 96extern void drawstatus();
 97extern void drawtitle(Client *c);
 98extern unsigned long getcolor(const char *colstr);
 99extern void setfont(const char *fontstr);
100extern unsigned int textw(const char *text);
101
102/* event.c */
103extern void grabkeys();
104extern void procevent();
105
106/* main.c */
107extern int getproto(Window w);
108extern void quit(Arg *arg);
109extern void sendevent(Window w, Atom a, long value);
110extern int xerror(Display *dsply, XErrorEvent *ee);
111
112/* tag.c */
113extern void initrregs();
114extern Client *getnext(Client *c);
115extern Client *getprev(Client *c);
116extern void settags(Client *c);
117extern void tag(Arg *arg);
118extern void toggletag(Arg *arg);
119
120/* util.c */
121extern void *emallocz(unsigned int size);
122extern void eprint(const char *errstr, ...);
123extern void *erealloc(void *ptr, unsigned int size);
124extern void spawn(Arg *arg);
125
126/* view.c */
127extern void dofloat(Arg *arg);
128extern void dotile(Arg *arg);
129extern void focusnext(Arg *arg);
130extern void focusprev(Arg *arg);
131extern Bool isvisible(Client *c);
132extern void restack();
133extern void togglemode(Arg *arg);
134extern void toggleview(Arg *arg);
135extern void view(Arg *arg);
136extern void zoom(Arg *arg);