* To understand everything else, start reading main().
*/
#include <errno.h>
-#include <locale.h>
#include <stdarg.h>
#include <stdio.h>
#include <stdlib.h>
static void grabbuttons(Client *c, Bool focused);
static void grabkeys(void);
static void initfont(const char *fontstr);
-static Bool isoccupied(unsigned int t);
static Bool isprotodel(Client *c);
-static Bool isurgent(unsigned int t);
static void keypress(XEvent *e);
static void killclient(const Arg *arg);
static void manage(Window w, XWindowAttributes *wa);
/* variables */
static char stext[256];
-static int screen, sx, sy, sw, sh;
-static int by, bh, blw, wx, wy, ww, wh;
+static int screen;
+static int sx, sy, sw, sh; /* X display screen geometry x, y, width, height */
+static int by, bh, blw; /* bar geometry y, height and layout symbol width */
+static int wx, wy, ww, wh; /* window area geometry x, y, width, height, bar excluded */
static unsigned int seltags = 0, sellt = 0;
static int (*xerrorxlib)(Display *, XErrorEvent *);
static unsigned int numlockmask = 0;
[UnmapNotify] = unmapnotify
};
static Atom wmatom[WMLast], netatom[NetLast];
-static Bool otherwm, readin;
+static Bool otherwm;
static Bool running = True;
static unsigned int tagset[] = {1, 1}; /* after start, first tag is selected */
static Client *clients = NULL;
void
cleanup(void) {
- Arg a = {.i = ~0};
+ Arg a = {.ui = ~0};
Layout foo = { "", NULL };
close(STDIN_FILENO);
void
drawbar(void) {
- int i, x;
+ int x;
+ unsigned int i, occ = 0, urg = 0;
+ unsigned long *col;
+ Client *c;
+
+ for(c = clients; c; c = c->next) {
+ occ |= c->tags;
+ if(c->isurgent)
+ urg |= c->tags;
+ }
dc.x = 0;
for(i = 0; i < LENGTH(tags); i++) {
dc.w = TEXTW(tags[i]);
- if(tagset[seltags] & 1 << i) {
- drawtext(tags[i], dc.sel, isurgent(i));
- drawsquare(sel && sel->tags & 1 << i, isoccupied(i), isurgent(i), dc.sel);
- }
- else {
- drawtext(tags[i], dc.norm, isurgent(i));
- drawsquare(sel && sel->tags & 1 << i, isoccupied(i), isurgent(i), dc.norm);
- }
+ col = tagset[seltags] & 1 << i ? dc.sel : dc.norm;
+ drawtext(tags[i], col, urg & 1 << i);
+ drawsquare(sel && sel->tags & 1 << i, occ & 1 << i, urg & 1 << i, col);
dc.x += dc.w;
}
if(blw > 0) {
if(!text)
return;
olen = strlen(text);
- len = MIN(olen, sizeof buf);
- memcpy(buf, text, len);
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 && (i = textnw(buf, len)) > dc.w - h; len--);
+ for(len = MIN(olen, sizeof buf); len && (i = textnw(buf, 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[invert ? ColBG : ColFG]);
if(buttons[i].click == ClkClientWin)
for(j = 0; j < LENGTH(modifiers); j++)
XGrabButton(dpy, buttons[i].button, buttons[i].mask | modifiers[j], c->win, False, BUTTONMASK, GrabModeAsync, GrabModeSync, None, None);
- } else
+ } else
XGrabButton(dpy, AnyButton, AnyModifier, c->win, False,
BUTTONMASK, GrabModeAsync, GrabModeSync, None, None);
}
void
grabkeys(void) {
unsigned int i, j;
+ unsigned int modifiers[] = { 0, LockMask, numlockmask, numlockmask|LockMask };
KeyCode code;
XModifierKeymap *modmap;
XUngrabKey(dpy, AnyKey, AnyModifier, root);
for(i = 0; i < LENGTH(keys); i++) {
code = XKeysymToKeycode(dpy, keys[i].keysym);
- XGrabKey(dpy, code, keys[i].mod, root, True,
- GrabModeAsync, GrabModeAsync);
- XGrabKey(dpy, code, keys[i].mod|LockMask, root, True,
- GrabModeAsync, GrabModeAsync);
- XGrabKey(dpy, code, keys[i].mod|numlockmask, root, True,
- GrabModeAsync, GrabModeAsync);
- XGrabKey(dpy, code, keys[i].mod|numlockmask|LockMask, root, True,
- GrabModeAsync, GrabModeAsync);
+ for(j = 0; j < LENGTH(modifiers); j++)
+ XGrabKey(dpy, code, keys[i].mod | modifiers[j], root, True,
+ GrabModeAsync, GrabModeAsync);
}
}
dc.font.height = dc.font.ascent + dc.font.descent;
}
-Bool
-isoccupied(unsigned int t) {
- Client *c;
-
- for(c = clients; c; c = c->next)
- if(c->tags & 1 << t)
- return True;
- return False;
-}
-
Bool
isprotodel(Client *c) {
int i, n;
return ret;
}
-Bool
-isurgent(unsigned int t) {
- Client *c;
-
- for(c = clients; c; c = c->next)
- if(c->isurgent && c->tags & 1 << t)
- return True;
- return False;
-}
-
void
keypress(XEvent *e) {
unsigned int i;
void
manage(Window w, XWindowAttributes *wa) {
Client *c, *t = NULL;
- Status rettrans;
- Window trans;
+ Window trans = 0;
XWindowChanges wc;
if(!(c = calloc(1, sizeof(Client))))
if(c->w == sw && c->h == sh) {
c->x = sx;
c->y = sy;
- c->bw = wa->border_width;
+ c->bw = 0;
}
else {
if(c->x + c->w + 2 * c->bw > sx + sw)
XSelectInput(dpy, w, EnterWindowMask|FocusChangeMask|PropertyChangeMask|StructureNotifyMask);
grabbuttons(c, False);
updatetitle(c);
- if((rettrans = XGetTransientForHint(dpy, w, &trans) == Success))
- for(t = clients; t && t->win != trans; t = t->next);
+ if(XGetTransientForHint(dpy, w, &trans))
+ t = getclient(trans);
if(t)
c->tags = t->tags;
else
applyrules(c);
if(!c->isfloating)
- c->isfloating = (rettrans == Success) || c->isfixed;
+ c->isfloating = trans || c->isfixed;
if(c->isfloating)
XRaiseWindow(dpy, c->win);
attach(c);
/* main event loop, also reads status text from stdin */
XSync(dpy, False);
xfd = ConnectionNumber(dpy);
- readin = True;
offset = 0;
len = sizeof stext - 1;
sbuf[len] = stext[len] = '\0'; /* 0-terminator is never touched */
XineramaScreenInfo *info = NULL;
/* window area geometry */
- if(XineramaIsActive(dpy)) {
- info = XineramaQueryScreens(dpy, &n);
+ if(XineramaIsActive(dpy) && (info = XineramaQueryScreens(dpy, &n))) {
if(n > 1) {
int di, x, y;
unsigned int dui;
void
view(const Arg *arg) {
- if(arg && (arg->i & TAGMASK) == tagset[seltags])
+ if((arg->ui & TAGMASK) == tagset[seltags])
return;
seltags ^= 1; /* toggle sel tagset */
- if(arg && (arg->ui & TAGMASK))
- tagset[seltags] = arg->i & TAGMASK;
+ if(arg->ui & TAGMASK)
+ tagset[seltags] = arg->ui & TAGMASK;
clearurgent();
arrange();
}
else if(argc != 1)
die("usage: dwm [-v]\n");
- if(!setlocale(LC_CTYPE, "") || !XSupportsLocale())
+ if(!XSupportsLocale())
fprintf(stderr, "warning: no locale support\n");
if(!(dpy = XOpenDisplay(0)))