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tabbed.c
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/*
* See LICENSE file for copyright and license details.
*/
#include <sys/wait.h>
#include <locale.h>
#include <stdarg.h>
#include <unistd.h>
#include <signal.h>
#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#include <X11/Xatom.h>
#include <X11/Xlib.h>
#include <X11/Xproto.h>
#include <X11/Xutil.h>
#include <X11/XKBlib.h>
#include "arg.h"
/* XEMBED messages */
#define XEMBED_EMBEDDED_NOTIFY 0
#define XEMBED_WINDOW_ACTIVATE 1
#define XEMBED_WINDOW_DEACTIVATE 2
#define XEMBED_REQUEST_FOCUS 3
#define XEMBED_FOCUS_IN 4
#define XEMBED_FOCUS_OUT 5
#define XEMBED_FOCUS_NEXT 6
#define XEMBED_FOCUS_PREV 7
/* 8-9 were used for XEMBED_GRAB_KEY/XEMBED_UNGRAB_KEY */
#define XEMBED_MODALITY_ON 10
#define XEMBED_MODALITY_OFF 11
#define XEMBED_REGISTER_ACCELERATOR 12
#define XEMBED_UNREGISTER_ACCELERATOR 13
#define XEMBED_ACTIVATE_ACCELERATOR 14
/* Details for XEMBED_FOCUS_IN: */
#define XEMBED_FOCUS_CURRENT 0
#define XEMBED_FOCUS_FIRST 1
#define XEMBED_FOCUS_LAST 2
/* Macros */
#define MAX(a, b) ((a) > (b) ? (a) : (b))
#define MIN(a, b) ((a) < (b) ? (a) : (b))
#define LENGTH(x) (sizeof((x)) / sizeof(*(x)))
#define CLEANMASK(mask) (mask & ~(numlockmask|LockMask))
#define TEXTW(x) (textnw(x, strlen(x)) + dc.font.height)
enum { ColFG, ColBG, ColLast }; /* color */
enum { WMProtocols, WMDelete, WMName, WMState, WMFullscreen,
XEmbed, WMSelectTab, WMLast }; /* default atoms */
typedef union {
int i;
const void *v;
} Arg;
typedef struct {
unsigned int mod;
KeySym keysym;
void (*func)(const Arg *);
const Arg arg;
} Key;
typedef struct {
int x, y, w, h;
unsigned long norm[ColLast];
unsigned long sel[ColLast];
Drawable drawable;
GC gc;
struct {
int ascent;
int descent;
int height;
XFontSet set;
XFontStruct *xfont;
} font;
} DC; /* draw context */
typedef struct Client {
char name[256];
Window win;
int tabx;
Bool mapped;
Bool closed;
} Client;
/* function declarations */
static void buttonpress(const XEvent *e);
static void cleanup(void);
static void clientmessage(const XEvent *e);
static void configurenotify(const XEvent *e);
static void configurerequest(const XEvent *e);
static void createnotify(const XEvent *e);
static void destroynotify(const XEvent *e);
static void die(const char *errstr, ...);
static void drawbar(void);
static void drawtext(const char *text, unsigned long col[ColLast]);
static void *emallocz(size_t size);
static void *erealloc(void *o, size_t size);
static void expose(const XEvent *e);
static void focus(int c);
static void focusin(const XEvent *e);
static void focusonce(const Arg *arg);
static void fullscreen(const Arg *arg);
static char* getatom(int a);
static int getclient(Window w);
static unsigned long getcolor(const char *colstr);
static int getfirsttab(void);
static Bool gettextprop(Window w, Atom atom, char *text, unsigned int size);
static void initfont(const char *fontstr);
static Bool isprotodel(int c);
static void keypress(const XEvent *e);
static void killclient(const Arg *arg);
static void manage(Window win);
static void maprequest(const XEvent *e);
static void move(const Arg *arg);
static void movetab(const Arg *arg);
static void propertynotify(const XEvent *e);
static void resize(int c, int w, int h);
static void rotate(const Arg *arg);
static void run(void);
static void sendxembed(int c, long msg, long detail, long d1, long d2);
static void setup(void);
static void setcmd(int argc, char *argv[], int);
static void sigchld(int unused);
static void spawn(const Arg *arg);
static int textnw(const char *text, unsigned int len);
static void unmanage(int c);
static void updatenumlockmask(void);
static void updatetitle(int c);
static int xerror(Display *dpy, XErrorEvent *ee);
static void xsettitle(Window w, const char *str);
/* variables */
static int screen;
static void (*handler[LASTEvent]) (const XEvent *) = {
[ButtonPress] = buttonpress,
[ClientMessage] = clientmessage,
[ConfigureNotify] = configurenotify,
[ConfigureRequest] = configurerequest,
[CreateNotify] = createnotify,
[DestroyNotify] = destroynotify,
[Expose] = expose,
[FocusIn] = focusin,
[KeyPress] = keypress,
[MapRequest] = maprequest,
[PropertyNotify] = propertynotify,
};
static int bh, wx, wy, ww, wh;
static unsigned int numlockmask = 0;
static Bool running = True, nextfocus, doinitspawn = True,
fillagain = False, closelastclient = False;
static Display *dpy;
static DC dc;
static Atom wmatom[WMLast];
static Window root, win;
static Client **clients = NULL;
static int nclients = 0, sel = -1, lastsel = -1;
static int (*xerrorxlib)(Display *, XErrorEvent *);
static int cmd_append_pos = 0;
static char winid[64];
static char **cmd = NULL;
static char *wmname = "tabbed";
static const char *geometry = NULL;
char *argv0;
/* configuration, allows nested code to access above variables */
#include "config.h"
void
buttonpress(const XEvent *e) {
const XButtonPressedEvent *ev = &e->xbutton;
int i;
int fc;
Arg arg;
fc = getfirsttab();
if((fc > 0 && ev->x < TEXTW(before)) || ev->x < 0)
return;
if(ev->y < 0 || ev-> y > bh)
return;
for(i = (fc > 0) ? fc : 0; i < nclients; i++) {
if(clients[i]->tabx > ev->x) {
switch(ev->button) {
case Button1:
focus(i);
break;
case Button2:
focus(i);
killclient(NULL);
break;
case Button4:
case Button5:
arg.i = ev->button == Button4 ? -1 : 1;
rotate(&arg);
break;
}
break;
}
}
}
void
cleanup(void) {
int i;
for(i = 0; i < nclients; i++) {
focus(i);
killclient(NULL);
killclient(NULL);
XReparentWindow(dpy, clients[i]->win, root, 0, 0);
unmanage(i);
}
free(clients);
clients = NULL;
if(dc.font.set) {
XFreeFontSet(dpy, dc.font.set);
} else {
XFreeFont(dpy, dc.font.xfont);
}
XFreePixmap(dpy, dc.drawable);
XFreeGC(dpy, dc.gc);
XDestroyWindow(dpy, win);
XSync(dpy, False);
free(cmd);
}
void
clientmessage(const XEvent *e) {
const XClientMessageEvent *ev = &e->xclient;
if(ev->message_type == wmatom[WMProtocols]
&& ev->data.l[0] == wmatom[WMDelete]) {
running = False;
}
}
void
configurenotify(const XEvent *e) {
const XConfigureEvent *ev = &e->xconfigure;
if(ev->window == win && (ev->width != ww || ev->height != wh)) {
ww = ev->width;
wh = ev->height;
XFreePixmap(dpy, dc.drawable);
dc.drawable = XCreatePixmap(dpy, root, ww, wh,
DefaultDepth(dpy, screen));
if(sel > -1)
resize(sel, ww, wh - bh);
XSync(dpy, False);
}
}
void
configurerequest(const XEvent *e) {
const XConfigureRequestEvent *ev = &e->xconfigurerequest;
XWindowChanges wc;
int c;
if((c = getclient(ev->window)) > -1) {
wc.x = 0;
wc.y = bh;
wc.width = ww;
wc.height = wh - bh;
wc.border_width = 0;
wc.sibling = ev->above;
wc.stack_mode = ev->detail;
XConfigureWindow(dpy, clients[c]->win, ev->value_mask, &wc);
}
}
void
createnotify(const XEvent *e) {
const XCreateWindowEvent *ev = &e->xcreatewindow;
if(ev->window != win && getclient(ev->window) < 0)
manage(ev->window);
}
void
destroynotify(const XEvent *e) {
const XDestroyWindowEvent *ev = &e->xdestroywindow;
int c;
if((c = getclient(ev->window)) > -1)
unmanage(c);
}
void
die(const char *errstr, ...) {
va_list ap;
va_start(ap, errstr);
vfprintf(stderr, errstr, ap);
va_end(ap);
exit(EXIT_FAILURE);
}
void
drawbar(void) {
unsigned long *col;
int c, fc, width, n = 0;
char *name = NULL;
if(nclients == 0) {
dc.x = 0;
dc.w = ww;
XFetchName(dpy, win, &name);
drawtext(name ? name : "", dc.norm);
XCopyArea(dpy, dc.drawable, win, dc.gc, 0, 0, ww, bh, 0, 0);
XSync(dpy, False);
return;
}
width = ww;
clients[nclients-1]->tabx = -1;
fc = getfirsttab();
if(fc > -1)
n = nclients - fc;
if((n * tabwidth) > width) {
dc.w = TEXTW(after);
dc.x = width - dc.w;
drawtext(after, dc.sel);
width -= dc.w;
}
dc.x = 0;
if(fc > 0) {
dc.w = TEXTW(before);
drawtext(before, dc.sel);
dc.x += dc.w;
width -= dc.w;
}
for(c = (fc > 0)? fc : 0; c < nclients && dc.x < width; c++) {
dc.w = tabwidth;
if(c == sel) {
col = dc.sel;
if((n * tabwidth) > width) {
dc.w += width % tabwidth;
} else {
dc.w = width - (n - 1) * tabwidth;
}
} else {
col = dc.norm;
}
drawtext(clients[c]->name, col);
dc.x += dc.w;
clients[c]->tabx = dc.x;
}
XCopyArea(dpy, dc.drawable, win, dc.gc, 0, 0, ww, bh, 0, 0);
XSync(dpy, False);
}
void
drawtext(const char *text, unsigned long col[ColLast]) {
int i, x, y, h, len, olen;
char buf[256];
XRectangle r = { dc.x, dc.y, dc.w, dc.h };
XSetForeground(dpy, dc.gc, col[ColBG]);
XFillRectangles(dpy, dc.drawable, dc.gc, &r, 1);
if(!text)
return;
olen = strlen(text);
h = dc.font.ascent + dc.font.descent;
y = dc.y + (dc.h / 2) - (h / 2) + dc.font.ascent;
x = dc.x + (h / 2);
/* shorten text if necessary */
for(len = MIN(olen, sizeof(buf));
len && textnw(text, len) > dc.w - h; len--);
if(!len)
return;
memcpy(buf, text, len);
if(len < olen) {
for(i = len; i && i > len - 3; buf[--i] = '.');
}
XSetForeground(dpy, dc.gc, col[ColFG]);
if(dc.font.set) {
XmbDrawString(dpy, dc.drawable, dc.font.set,
dc.gc, x, y, buf, len);
} else {
XDrawString(dpy, dc.drawable, dc.gc, x, y, buf, len);
}
}
void *
emallocz(size_t size) {
void *p;
if(!(p = calloc(1, size)))
die("tabbed: cannot malloc\n");
return p;
}
void *
erealloc(void *o, size_t size) {
void *p;
if(!(p = realloc(o, size)))
die("tabbed: cannot realloc\n");
return p;
}
void
expose(const XEvent *e) {
const XExposeEvent *ev = &e->xexpose;
if(ev->count == 0 && win == ev->window)
drawbar();
}
void
focus(int c) {
char buf[BUFSIZ] = "tabbed-"VERSION" ::";
size_t i, n;
/* If c, sel and clients are -1, raise tabbed-win itself */
if(nclients == 0) {
cmd[cmd_append_pos] = NULL;
for(i = 0, n = strlen(buf); cmd[i] && n < sizeof(buf); i++)
n += snprintf(&buf[n], sizeof(buf) - n, " %s", cmd[i]);
xsettitle(win, buf);
XRaiseWindow(dpy, win);
return;
}
if(c < 0 || c >= nclients)
return;
resize(c, ww, wh - bh);
XRaiseWindow(dpy, clients[c]->win);
XSetInputFocus(dpy, clients[c]->win, RevertToParent, CurrentTime);
sendxembed(c, XEMBED_FOCUS_IN, XEMBED_FOCUS_CURRENT, 0, 0);
sendxembed(c, XEMBED_WINDOW_ACTIVATE, 0, 0, 0);
xsettitle(win, clients[c]->name);
/* If sel is already c, change nothing. */
if(sel != c) {
lastsel = sel;
sel = c;
}
drawbar();
XSync(dpy, False);
}
void
focusin(const XEvent *e) {
const XFocusChangeEvent *ev = &e->xfocus;
int dummy;
Window focused;
if(ev->mode != NotifyUngrab) {
XGetInputFocus(dpy, &focused, &dummy);
if(focused == win)
focus(sel);
}
}
void
focusonce(const Arg *arg) {
nextfocus = True;
}
void
fullscreen(const Arg *arg) {
XEvent e;
e.type = ClientMessage;
e.xclient.window = win;
e.xclient.message_type = wmatom[WMState];
e.xclient.format = 32;
e.xclient.data.l[0] = 2;
e.xclient.data.l[1] = wmatom[WMFullscreen];
e.xclient.data.l[2] = 0;
XSendEvent(dpy, root, False, SubstructureNotifyMask, &e);
}
char *
getatom(int a) {
static char buf[BUFSIZ];
Atom adummy;
int idummy;
unsigned long ldummy;
unsigned char *p = NULL;
XGetWindowProperty(dpy, win, wmatom[a], 0L, BUFSIZ, False, XA_STRING,
&adummy, &idummy, &ldummy, &ldummy, &p);
if(p) {
strncpy(buf, (char *)p, LENGTH(buf)-1);
} else {
buf[0] = '\0';
}
XFree(p);
return buf;
}
int
getclient(Window w) {
int i;
for(i = 0; i < nclients; i++) {
if(clients[i]->win == w)
return i;
}
return -1;
}
unsigned long
getcolor(const char *colstr) {
Colormap cmap = DefaultColormap(dpy, screen);
XColor color;
if(!XAllocNamedColor(dpy, cmap, colstr, &color, &color))
die("tabbed: cannot allocate color '%s'\n", colstr);
return color.pixel;
}
int
getfirsttab(void) {
int c, n, fc;
if(sel < 0)
return -1;
c = sel;
fc = 0;
n = nclients;
if((n * tabwidth) > ww) {
for(; (c * tabwidth) > (ww / 2)
&& (n * tabwidth) > ww;
c--, n--, fc++);
}
return fc;
}
Bool
gettextprop(Window w, Atom atom, char *text, unsigned int size) {
char **list = NULL;
int n;
XTextProperty name;
if(!text || size == 0)
return False;
text[0] = '\0';
XGetTextProperty(dpy, w, &name, atom);
if(!name.nitems)
return False;
if(name.encoding == XA_STRING) {
strncpy(text, (char *)name.value, size - 1);
} else {
if(XmbTextPropertyToTextList(dpy, &name, &list, &n) >= Success
&& n > 0 && *list) {
strncpy(text, *list, size - 1);
XFreeStringList(list);
}
}
text[size - 1] = '\0';
XFree(name.value);
return True;
}
void
initfont(const char *fontstr) {
char *def, **missing, **font_names;
int i, n;
XFontStruct **xfonts;
missing = NULL;
if(dc.font.set)
XFreeFontSet(dpy, dc.font.set);
dc.font.set = XCreateFontSet(dpy, fontstr, &missing, &n, &def);
if(missing) {
while(n--)
fprintf(stderr, "tabbed: missing fontset: %s\n", missing[n]);
XFreeStringList(missing);
}
if(dc.font.set) {
dc.font.ascent = dc.font.descent = 0;
n = XFontsOfFontSet(dc.font.set, &xfonts, &font_names);
for(i = 0, dc.font.ascent = 0, dc.font.descent = 0; i < n; i++) {
dc.font.ascent = MAX(dc.font.ascent, (*xfonts)->ascent);
dc.font.descent = MAX(dc.font.descent,(*xfonts)->descent);
xfonts++;
}
} else {
if(dc.font.xfont)
XFreeFont(dpy, dc.font.xfont);
dc.font.xfont = NULL;
if(!(dc.font.xfont = XLoadQueryFont(dpy, fontstr))
&& !(dc.font.xfont = XLoadQueryFont(dpy, "fixed"))) {
die("tabbed: cannot load font: '%s'\n", fontstr);
}
dc.font.ascent = dc.font.xfont->ascent;
dc.font.descent = dc.font.xfont->descent;
}
dc.font.height = dc.font.ascent + dc.font.descent;
}
Bool
isprotodel(int c) {
int i, n;
Atom *protocols;
Bool ret = False;
if(XGetWMProtocols(dpy, clients[c]->win, &protocols, &n)) {
for(i = 0; !ret && i < n; i++) {
if(protocols[i] == wmatom[WMDelete])
ret = True;
}
XFree(protocols);
}
return ret;
}
void
keypress(const XEvent *e) {
const XKeyEvent *ev = &e->xkey;
unsigned int i;
KeySym keysym;
keysym = XkbKeycodeToKeysym(dpy, (KeyCode)ev->keycode, 0, 0);
for(i = 0; i < LENGTH(keys); i++) {
if(keysym == keys[i].keysym
&& CLEANMASK(keys[i].mod) == CLEANMASK(ev->state)
&& keys[i].func) {
keys[i].func(&(keys[i].arg));
}
}
}
void
killclient(const Arg *arg) {
XEvent ev;
if(sel < 0)
return;
if(isprotodel(sel) && !clients[sel]->closed) {
ev.type = ClientMessage;
ev.xclient.window = clients[sel]->win;
ev.xclient.message_type = wmatom[WMProtocols];
ev.xclient.format = 32;
ev.xclient.data.l[0] = wmatom[WMDelete];
ev.xclient.data.l[1] = CurrentTime;
XSendEvent(dpy, clients[sel]->win, False, NoEventMask, &ev);
clients[sel]->closed = True;
} else {
XKillClient(dpy, clients[sel]->win);
}
}
void
manage(Window w) {
updatenumlockmask();
{
int i, j, nextpos;
unsigned int modifiers[] = { 0, LockMask, numlockmask,
numlockmask|LockMask };
KeyCode code;
Client *c;
XEvent e;
XWithdrawWindow(dpy, w, 0);
XReparentWindow(dpy, w, win, 0, bh);
XSelectInput(dpy, w, PropertyChangeMask
|StructureNotifyMask|EnterWindowMask);
XSync(dpy, False);
for(i = 0; i < LENGTH(keys); i++) {
if((code = XKeysymToKeycode(dpy, keys[i].keysym))) {
for(j = 0; j < LENGTH(modifiers); j++) {
XGrabKey(dpy, code, keys[i].mod
| modifiers[j], w,
True, GrabModeAsync,
GrabModeAsync);
}
}
}
c = emallocz(sizeof(*c));
c->win = w;
nclients++;
clients = erealloc(clients, sizeof(Client *) * nclients);
if(npisrelative) {
nextpos = sel + newposition;
} else {
if(newposition < 0) {
nextpos = nclients - newposition;
} else {
nextpos = newposition;
}
}
if(nextpos >= nclients)
nextpos = nclients - 1;
if(nextpos < 0)
nextpos = 0;
if(nclients > 1 && nextpos < nclients - 1) {
memmove(&clients[nextpos + 1], &clients[nextpos],
sizeof(Client *) *
(nclients - nextpos - 1));
}
clients[nextpos] = c;
updatetitle(nextpos);
XLowerWindow(dpy, w);
XMapWindow(dpy, w);
e.xclient.window = w;
e.xclient.type = ClientMessage;
e.xclient.message_type = wmatom[XEmbed];
e.xclient.format = 32;
e.xclient.data.l[0] = CurrentTime;
e.xclient.data.l[1] = XEMBED_EMBEDDED_NOTIFY;
e.xclient.data.l[2] = 0;
e.xclient.data.l[3] = win;
e.xclient.data.l[4] = 0;
XSendEvent(dpy, root, False, NoEventMask, &e);
XSync(dpy, False);
/* Adjust sel before focus does set it to lastsel. */
if(sel >= nextpos)
sel++;
focus((nextfocus)? nextpos : ((sel < 0)? 0 : sel));
nextfocus = foreground;
}
}
void
maprequest(const XEvent *e) {
const XMapRequestEvent *ev = &e->xmaprequest;
if(getclient(ev->window) < 0)
manage(ev->window);
}
void
move(const Arg *arg) {
if(arg->i >= 0 && arg->i < nclients)
focus(arg->i);
}
void
movetab(const Arg *arg) {
int c;
Client *new;
if(sel < 0 || (arg->i == 0))
return;
c = sel + arg->i;
while(c >= nclients)
c -= nclients;
while(c < 0)
c += nclients;
new = clients[c];
clients[c] = clients[sel];
clients[sel] = new;
sel = c;
drawbar();
}
void
propertynotify(const XEvent *e) {
const XPropertyEvent *ev = &e->xproperty;
int c;
char* selection = NULL;
Arg arg;
if(ev->state == PropertyNewValue && ev->atom == wmatom[WMSelectTab]) {
selection = getatom(WMSelectTab);
if(!strncmp(selection, "0x", 2)) {
arg.i = getclient(strtoul(selection, NULL, 0));
move(&arg);
} else {
cmd[cmd_append_pos] = selection;
arg.v = cmd;
spawn(&arg);
}
} else if(ev->state != PropertyDelete && ev->atom == XA_WM_NAME
&& (c = getclient(ev->window)) > -1) {
updatetitle(c);
}
}
void
resize(int c, int w, int h) {
XConfigureEvent ce;
XWindowChanges wc;
ce.x = 0;
ce.y = bh;
ce.width = wc.width = w;
ce.height = wc.height = h;
ce.type = ConfigureNotify;
ce.display = dpy;
ce.event = clients[c]->win;
ce.window = clients[c]->win;
ce.above = None;
ce.override_redirect = False;
ce.border_width = 0;
XConfigureWindow(dpy, clients[c]->win, CWWidth|CWHeight, &wc);
XSendEvent(dpy, clients[c]->win, False, StructureNotifyMask,
(XEvent *)&ce);
}
void
rotate(const Arg *arg) {
int nsel = -1;
if(sel < 0)
return;
if(arg->i == 0) {
if(lastsel > -1)
focus(lastsel);
} else if(sel > -1) {
/* Rotating in an arg->i step around the clients. */
nsel = sel + arg->i;
while(nsel >= nclients)
nsel -= nclients;
while(nsel < 0)
nsel += nclients;
focus(nsel);
}
}
void
run(void) {
XEvent ev;
/* main event loop */
XSync(dpy, False);
drawbar();
if(doinitspawn == True)
spawn(NULL);
while(running) {
XNextEvent(dpy, &ev);
if(handler[ev.type])
(handler[ev.type])(&ev); /* call handler */
}
}
void
sendxembed(int c, long msg, long detail, long d1, long d2) {
XEvent e = { 0 };
e.xclient.window = clients[c]->win;
e.xclient.type = ClientMessage;
e.xclient.message_type = wmatom[XEmbed];
e.xclient.format = 32;
e.xclient.data.l[0] = CurrentTime;
e.xclient.data.l[1] = msg;
e.xclient.data.l[2] = detail;
e.xclient.data.l[3] = d1;
e.xclient.data.l[4] = d2;
XSendEvent(dpy, clients[c]->win, False, NoEventMask, &e);
}
void
setcmd(int argc, char *argv[], int replace) {
int i;
cmd = emallocz((argc+3) * sizeof(*cmd));
if (argc == 0)
return;
for(i = 0; i < argc; i++)
cmd[i] = argv[i];
cmd[(replace > 0)? replace : argc] = winid;
cmd_append_pos = argc + !replace;
cmd[cmd_append_pos] = cmd[cmd_append_pos+1] = NULL;
}
void
setup(void) {
int bitm, tx, ty, tw, th, dh, dw, isfixed;
XClassHint class_hint;
XSizeHints *size_hint;
/* clean up any zombies immediately */
sigchld(0);
/* init screen */
screen = DefaultScreen(dpy);
root = RootWindow(dpy, screen);
initfont(font);
bh = dc.h = dc.font.height + 2;
/* init atoms */
wmatom[WMProtocols] = XInternAtom(dpy, "WM_PROTOCOLS", False);
wmatom[WMDelete] = XInternAtom(dpy, "WM_DELETE_WINDOW", False);
wmatom[XEmbed] = XInternAtom(dpy, "_XEMBED", False);
wmatom[WMName] = XInternAtom(dpy, "_NET_WM_NAME", False);
wmatom[WMState] = XInternAtom(dpy, "_NET_WM_STATE", False);
wmatom[WMFullscreen] = XInternAtom(dpy, "_NET_WM_STATE_FULLSCREEN", False);
wmatom[WMSelectTab] = XInternAtom(dpy, "_TABBED_SELECT_TAB", False);
/* init appearance */
wx = 0;
wy = 0;
ww = 800;
wh = 600;
isfixed = 0;
if(geometry) {
tx = ty = tw = th = 0;
bitm = XParseGeometry(geometry, &tx, &ty, (unsigned *)&tw,
(unsigned *)&th);
if(bitm & XValue)
wx = tx;
if(bitm & YValue)
wy = ty;
if(bitm & WidthValue)
ww = tw;
if(bitm & HeightValue)
wh = th;
if(bitm & XNegative && wx == 0)
wx = -1;
if(bitm & YNegative && wy == 0)
wy = -1;
if(bitm & (HeightValue|WidthValue))
isfixed = 1;
dw = DisplayWidth(dpy, screen);
dh = DisplayHeight(dpy, screen);
if(wx < 0)
wx = dw + wx - ww - 1;
if(wy < 0)
wy = dh + wy - wh - 1;
}
dc.norm[ColBG] = getcolor(normbgcolor);
dc.norm[ColFG] = getcolor(normfgcolor);
dc.sel[ColBG] = getcolor(selbgcolor);
dc.sel[ColFG] = getcolor(selfgcolor);
dc.drawable = XCreatePixmap(dpy, root, ww, wh,
DefaultDepth(dpy, screen));
dc.gc = XCreateGC(dpy, root, 0, 0);
if(!dc.font.set)
XSetFont(dpy, dc.gc, dc.font.xfont->fid);
win = XCreateSimpleWindow(dpy, root, wx, wy, ww, wh, 0,
dc.norm[ColFG], dc.norm[ColBG]);
XMapRaised(dpy, win);
XSelectInput(dpy, win, SubstructureNotifyMask|FocusChangeMask|
ButtonPressMask|ExposureMask|KeyPressMask|PropertyChangeMask|
StructureNotifyMask|SubstructureRedirectMask);
xerrorxlib = XSetErrorHandler(xerror);
class_hint.res_name = wmname;
class_hint.res_class = "tabbed";
XSetClassHint(dpy, win, &class_hint);
size_hint = XAllocSizeHints();
if(!isfixed) {
size_hint->flags = PSize;
size_hint->height = wh;
size_hint->width = ww;
} else {
size_hint->flags = PMaxSize | PMinSize;
size_hint->min_width = size_hint->max_width = ww;
size_hint->min_height = size_hint->max_height = wh;
}
XSetWMProperties(dpy, win, NULL, NULL, NULL, 0, size_hint, NULL, NULL);