* set the override_redirect flag. Clients are organized in a global
* doubly-linked client list, the focus history is remembered through a global
* stack list. Each client contains an array of Bools of the same size as the
- * global tags array to indicate the tags of a client. For each client dwm
- * creates a small title window, which is resized whenever the (_NET_)WM_NAME
- * properties are updated or the client is moved/resized.
+ * global tags array to indicate the tags of a client.
*
* Keys and tagging rules are organized as arrays and defined in config.h.
*
snprintf(buf, sizeof buf, "%s:%s:%s",
ch.res_class ? ch.res_class : "",
ch.res_name ? ch.res_name : "", c->name);
- for(i = 0; i < NRULES; i++)
+ for(i = 0; i < LENGTH(rules); i++)
if(regs[i].propregex && !regexec(regs[i].propregex, buf, 1, &tmp, 0)) {
c->isfloating = rules[i].isfloating;
- for(j = 0; regs[i].tagregex && j < NTAGS; j++) {
+ for(j = 0; regs[i].tagregex && j < LENGTH(tags); j++) {
if(!regexec(regs[i].tagregex, tags[j], 1, &tmp, 0)) {
matched = True;
c->tags[j] = True;
Client *c;
XButtonPressedEvent *ev = &e->xbutton;
- if(barwin == ev->window) {
+ if(ev->window == barwin) {
x = 0;
- for(i = 0; i < NTAGS; i++) {
+ for(i = 0; i < LENGTH(tags); i++) {
x += textw(tags[i]);
if(ev->x < x) {
if(ev->button == Button1) {
if(CLEANMASK(ev->state) != MODKEY)
return;
if(ev->button == Button1) {
- if((floating == layout->arrange) || c->isfloating)
+ if((layout->arrange == floating) || c->isfloating)
restack();
else
togglefloating(NULL);
movemouse(c);
}
else if(ev->button == Button2) {
- if((floating != layout->arrange) && !c->isfixed && c->isfloating)
+ if((floating != layout->arrange) && c->isfloating)
togglefloating(NULL);
else
zoom(NULL);
if(regs)
return;
- regs = emallocz(NRULES * sizeof(Regs));
- for(i = 0; i < NRULES; i++) {
+ regs = emallocz(LENGTH(rules) * sizeof(Regs));
+ for(i = 0; i < LENGTH(rules); i++) {
if(rules[i].prop) {
reg = emallocz(sizeof(regex_t));
if(regcomp(reg, rules[i].prop, REG_EXTENDED))
int i, x;
dc.x = dc.y = 0;
- for(i = 0; i < NTAGS; i++) {
+ for(i = 0; i < LENGTH(tags); i++) {
dc.w = textw(tags[i]);
if(seltags[i]) {
drawtext(tags[i], dc.sel);
expose(XEvent *e) {
XExposeEvent *ev = &e->xexpose;
- if(0 == ev->count) {
- if(barwin == ev->window)
+ if(ev->count == 0) {
+ if(ev->window == barwin)
drawbar();
}
}
int n;
XTextProperty name;
- if(!text || 0 == size)
+ if(!text || size == 0)
return False;
text[0] = '\0';
XGetTextProperty(dpy, w, &name, atom);
strncpy(text, (char *)name.value, size - 1);
else {
if(XmbTextPropertyToTextList(dpy, &name, &list, &n) >= Success
- && n > 0 && *list)
- {
+ && n > 0 && *list) {
strncpy(text, *list, size - 1);
XFreeStringList(list);
}
idxoftag(const char *tag) {
unsigned int i;
- for(i = 0; (i < NTAGS) && (tags[i] != tag); i++);
- return (i < NTAGS) ? i : 0;
+ for(i = 0; (i < LENGTH(tags)) && (tags[i] != tag); i++);
+ return (i < LENGTH(tags)) ? i : 0;
}
void
isvisible(Client *c) {
unsigned int i;
- for(i = 0; i < NTAGS; i++)
+ for(i = 0; i < LENGTH(tags); i++)
if(c->tags[i] && seltags[i])
return True;
return False;
if(!e) { /* grabkeys */
XUngrabKey(dpy, AnyKey, AnyModifier, root);
- for(i = 0; i < NKEYS; i++) {
+ for(i = 0; i < LENGTH(keys); i++) {
code = XKeysymToKeycode(dpy, keys[i].keysym);
XGrabKey(dpy, code, keys[i].mod, root, True,
GrabModeAsync, GrabModeAsync);
}
ev = &e->xkey;
keysym = XKeycodeToKeysym(dpy, (KeyCode)ev->keycode, 0);
- for(i = 0; i < NKEYS; i++)
+ for(i = 0; i < LENGTH(keys); i++)
if(keysym == keys[i].keysym
&& CLEANMASK(keys[i].mod) == CLEANMASK(ev->state))
{
default: break;
case XA_WM_TRANSIENT_FOR:
XGetTransientForHint(dpy, c->win, &trans);
- if(!c->isfloating && (c->isfloating = (NULL != getclient(trans))))
+ if(!c->isfloating && (c->isfloating = (getclient(trans) != NULL)))
arrange();
break;
case XA_WM_NORMAL_HINTS:
readin = running = False;
}
+
void
resize(Client *c, int x, int y, int w, int h, Bool sizehints) {
XWindowChanges wc;
drawbar();
if(!sel)
return;
- if(sel->isfloating || (floating == layout->arrange))
+ if(sel->isfloating || (layout->arrange == floating))
XRaiseWindow(dpy, sel->win);
- if(floating != layout->arrange) {
+ if(layout->arrange != floating) {
wc.stack_mode = Below;
wc.sibling = barwin;
if(!sel->isfloating) {
void
run(void) {
char *p;
- int r, xfd;
fd_set rd;
+ int r, xfd;
+ unsigned int len, offset;
XEvent ev;
/* main event loop, also reads status text from stdin */
XSync(dpy, False);
xfd = ConnectionNumber(dpy);
readin = True;
+ offset = 0;
+ len = sizeof stext - 1;
+ stext[len] = '\0'; /* 0-terminator is never touched */
while(running) {
FD_ZERO(&rd);
if(readin)
eprint("select failed\n");
}
if(FD_ISSET(STDIN_FILENO, &rd)) {
- switch(r = read(STDIN_FILENO, stext, sizeof stext - 1)) {
+ switch((r = read(STDIN_FILENO, stext + offset, len - offset))) {
case -1:
- strncpy(stext, strerror(errno), sizeof stext - 1);
- stext[sizeof stext - 1] = '\0';
+ strncpy(stext, strerror(errno), len);
readin = False;
break;
case 0:
readin = False;
break;
default:
- for(stext[r] = '\0', p = stext + strlen(stext) - 1; p >= stext && *p == '\n'; *p-- = '\0');
- for(; p >= stext && *p != '\n'; --p);
- if(p > stext)
- strncpy(stext, p + 1, sizeof stext);
+ stext[offset + r] = '\0';
+ for(p = stext; *p && *p != '\n'; p++);
+ if(*p == '\n') {
+ *p = '\0';
+ offset = 0;
+ }
+ else
+ offset = (offset + r < len - 1) ? offset + r : 0;
}
drawbar();
}
unsigned int i;
if(!arg) {
- if(++layout == &layouts[NLAYOUTS])
+ if(++layout == &layouts[LENGTH(layouts)])
layout = &layouts[0];
}
else {
- for(i = 0; i < NLAYOUTS; i++)
+ for(i = 0; i < LENGTH(layouts); i++)
if(!strcmp(arg, layouts[i].symbol))
break;
- if(i == NLAYOUTS)
+ if(i == LENGTH(layouts))
return;
layout = &layouts[i];
}
if(!domwfact)
return;
/* arg handling, manipulate mwfact */
- if(NULL == arg)
+ if(arg == NULL)
mwfact = MWFACT;
- else if(1 == sscanf(arg, "%lf", &delta)) {
+ else if(sscanf(arg, "%lf", &delta) == 1) {
if(arg[0] == '+' || arg[0] == '-')
mwfact += delta;
else
/* init layouts */
mwfact = MWFACT;
layout = &layouts[0];
- for(blw = i = 0; i < NLAYOUTS; i++) {
+ for(blw = i = 0; i < LENGTH(layouts); i++) {
j = textw(layouts[i].symbol);
if(j > blw)
blw = j;
return;
/* The double-fork construct avoids zombie processes and keeps the code
* clean from stupid signal handlers. */
- if(0 == fork()) {
- if(0 == fork()) {
+ if(fork() == 0) {
+ if(fork() == 0) {
if(dpy)
close(ConnectionNumber(dpy));
setsid();
if(!sel)
return;
- for(i = 0; i < NTAGS; i++)
+ for(i = 0; i < LENGTH(tags); i++)
sel->tags[i] = (NULL == arg);
sel->tags[idxoftag(arg)] = True;
arrange();
nw = 0; /* gcc stupidity requires this */
for(i = 0, c = mc = nexttiled(clients); c; c = nexttiled(c->next), i++) {
c->ismax = False;
- if(0 == i) { /* master */
+ if(i == 0) { /* master */
nw = mw - 2 * c->border;
nh = wah - 2 * c->border;
}
else
nh = th - 2 * c->border;
}
- resize(c, nx, ny, nw, nh, True);
- if((c->h < bh) || (c->h > nh) || (c->w < bh) || (c->w > nw))
+ resize(c, nx, ny, nw, nh, RESIZEHINTS);
+ if((RESIZEHINTS) && ((c->h < bh) || (c->h > nh) || (c->w < bh) || (c->w > nw)))
/* client doesn't accept size constraints */
resize(c, nx, ny, nw, nh, False);
if(n > 1 && th != wah)
if(!sel || sel->isfixed)
return;
if((sel->ismax = !sel->ismax)) {
- if((floating == layout->arrange) || sel->isfloating)
+ if((layout->arrange == floating) || sel->isfloating)
sel->wasfloating = True;
else {
togglefloating(NULL);
return;
i = idxoftag(arg);
sel->tags[i] = !sel->tags[i];
- for(j = 0; j < NTAGS && !sel->tags[j]; j++);
- if(j == NTAGS)
+ for(j = 0; j < LENGTH(tags) && !sel->tags[j]; j++);
+ if(j == LENGTH(tags))
sel->tags[i] = True; /* at least one tag must be enabled */
arrange();
}
i = idxoftag(arg);
seltags[i] = !seltags[i];
- for(j = 0; j < NTAGS && !seltags[j]; j++);
- if(j == NTAGS)
+ for(j = 0; j < LENGTH(tags) && !seltags[j]; j++);
+ if(j == LENGTH(tags))
seltags[i] = True; /* at least one tag must be viewed */
arrange();
}
unsigned int i;
memcpy(prevtags, seltags, sizeof seltags);
- for(i = 0; i < NTAGS; i++)
+ for(i = 0; i < LENGTH(tags); i++)
seltags[i] = (NULL == arg);
seltags[idxoftag(arg)] = True;
arrange();
int
main(int argc, char *argv[]) {
if(argc == 2 && !strcmp("-v", argv[1]))
- eprint("dwm-"VERSION", © 2006-2007 A. R. Garbe, S. van Dijk, J. Salmi, P. Hruby, S. Nagy\n");
+ eprint("dwm-"VERSION", © 2006-2007 Anselm R. Garbe, Sander van Dijk, "
+ "Jukka Salmi, Premysl Hruby, Szabolcs Nagy\n");
else if(argc != 1)
eprint("usage: dwm [-v]\n");
Got questions, comments, patches, etc.? Contact Jason Woofenden