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/* color */
 27enum { ColFG, ColBG, ColLast };
 28
 29/* window corners */
 30typedef enum { TopLeft, TopRight, BotLeft, BotRight } Corner;
 31
 32typedef struct {
 33	int ascent;
 34	int descent;
 35	int height;
 36	XFontSet set;
 37	XFontStruct *xfont;
 38} Fnt;
 39
 40typedef struct { /* draw context */
 41	int x, y, w, h;
 42	unsigned long norm[ColLast];
 43	unsigned long sel[ColLast];
 44	unsigned long status[ColLast];
 45	Drawable drawable;
 46	Fnt font;
 47	GC gc;
 48} DC;
 49
 50typedef struct Client Client;
 51struct Client {
 52	char name[256];
 53	int proto;
 54	int x, y, w, h;
 55	int tx, ty, tw, th; /* title */
 56	int basew, baseh, incw, inch, maxw, maxh, minw, minh;
 57	int grav;
 58	long flags; 
 59	unsigned int border, weight;
 60	Bool isfloat;
 61	Bool *tags;
 62	Client *next;
 63	Client *prev;
 64	Client *snext;
 65	Window win;
 66	Window twin;
 67};
 68
 69extern const char *tags[];
 70extern char stext[1024];
 71extern int bx, by, bw, bh, bmw, mw, screen, sx, sy, sw, sh;
 72extern unsigned int ntags, numlockmask;
 73extern void (*handler[LASTEvent])(XEvent *);
 74extern void (*arrange)(Arg *);
 75extern Atom wmatom[WMLast], netatom[NetLast];
 76extern Bool running, issel, maximized, *seltag;
 77extern Client *clients, *sel, *stack;
 78extern Cursor cursor[CurLast];
 79extern DC dc;
 80extern Display *dpy;
 81extern Window root, barwin;
 82
 83/* client.c */
 84extern void ban(Client *c);
 85extern void focus(Client *c);
 86extern Client *getclient(Window w);
 87extern Client *getctitle(Window w);
 88extern void gravitate(Client *c, Bool invert);
 89extern void killclient(Arg *arg);
 90extern void manage(Window w, XWindowAttributes *wa);
 91extern void resize(Client *c, Bool sizehints, Corner sticky);
 92extern void setsize(Client *c);
 93extern void settitle(Client *c);
 94extern void togglemax(Arg *arg);
 95extern void unmanage(Client *c);
 96
 97/* draw.c */
 98extern void drawall();
 99extern void drawstatus();
100extern void drawtitle(Client *c);
101extern unsigned long getcolor(const char *colstr);
102extern void setfont(const char *fontstr);
103extern unsigned int textw(const char *text);
104
105/* event.c */
106extern void grabkeys();
107extern void procevent();
108
109/* main.c */
110extern int getproto(Window w);
111extern void quit(Arg *arg);
112extern void sendevent(Window w, Atom a, long value);
113extern int xerror(Display *dsply, XErrorEvent *ee);
114
115/* tag.c */
116extern void initrregs();
117extern Client *getnext(Client *c);
118extern Client *getprev(Client *c);
119extern void settags(Client *c, Client *trans);
120extern void tag(Arg *arg);
121extern void toggletag(Arg *arg);
122
123/* util.c */
124extern void *emallocz(unsigned int size);
125extern void eprint(const char *errstr, ...);
126extern void *erealloc(void *ptr, unsigned int size);
127extern void spawn(Arg *arg);
128
129/* view.c */
130extern void detach(Client *c);
131extern void dofloat(Arg *arg);
132extern void dotile(Arg *arg);
133extern void focusnext(Arg *arg);
134extern void focusprev(Arg *arg);
135extern Bool isvisible(Client *c);
136extern void resizecol(Arg *arg);
137extern void restack();
138extern void togglemode(Arg *arg);
139extern void toggleview(Arg *arg);
140extern void view(Arg *arg);
141extern void viewall(Arg *arg);
142extern void zoom(Arg *arg);