-//#define XINULATOR /* debug, simulates dual head */
/* See LICENSE file for copyright and license details.
*
* dynamic window manager is designed like any other X client as well. It is
* in O(1) time.
*
* Each child of the root window is called a client, except windows which have
- * set the override_redirect flag. Clients are organized in a global
- * linked client list, the focus history is remembered through a global
- * stack list. Each client contains a bit array to indicate the tags of a
+ * set the override_redirect flag. Clients are organized in a linked client
+ * list on each monitor, the focus history is remembered through a stack list
+ * on each monitor. Each client contains a bit array to indicate the tags of a
* client.
*
* Keys and tagging rules are organized as arrays and defined in config.h.
#define MOUSEMASK (BUTTONMASK|PointerMotionMask)
#define WIDTH(X) ((X)->w + 2 * (X)->bw)
#define HEIGHT(X) ((X)->h + 2 * (X)->bw)
-#define TAGMASK ((int)((1LL << LENGTH(tags)) - 1))
+#define TAGMASK ((1 << LENGTH(tags)) - 1)
#define TEXTW(X) (textnw(X, strlen(X)) + dc.font.height)
/* enums */
int i;
unsigned int ui;
float f;
- void *v;
+ const void *v;
} Arg;
typedef struct {
} Layout;
struct Monitor {
- int screen_number;
float mfact;
- int by, btx; /* bar geometry */
- int my, mh; /* vertical screen size*/
+ int num;
+ int by; /* bar geometry */
+ int mx, my, mw, mh; /* screen size */
int wx, wy, ww, wh; /* window area */
unsigned int seltags;
unsigned int sellt;
Client *stack;
Monitor *next;
Window barwin;
+ const Layout *lt[2];
};
typedef struct {
const char *title;
unsigned int tags;
Bool isfloating;
+ int monitor;
} Rule;
/* function declarations */
static void applyrules(Client *c);
-static Bool applysizehints(Client *c, int *x, int *y, int *w, int *h);
+static Bool applysizehints(Client *c, int *x, int *y, int *w, int *h, Bool interact);
static void arrange(void);
static void attach(Client *c);
static void attachstack(Client *c);
static void detach(Client *c);
static void detachstack(Client *c);
static void die(const char *errstr, ...);
+static Monitor *dirtomon(int dir);
static void drawbar(Monitor *m);
static void drawbars(void);
static void drawsquare(Bool filled, Bool empty, Bool invert, unsigned long col[ColLast]);
static void expose(XEvent *e);
static void focus(Client *c);
static void focusin(XEvent *e);
+static void focusmon(const Arg *arg);
static void focusstack(const Arg *arg);
-static Client *getclient(Window w);
static unsigned long getcolor(const char *colstr);
-static Monitor *getmon(Window w);
-static Monitor *getmonxy(int x, int y);
-static Bool getrootpointer(int *x, int *y);
+static Bool getrootptr(int *x, int *y);
static long getstate(Window w);
static Bool gettextprop(Window w, Atom atom, char *text, unsigned int size);
static void grabbuttons(Client *c, Bool focused);
static void monocle(Monitor *m);
static void movemouse(const Arg *arg);
static Client *nexttiled(Client *c);
+static Monitor *ptrtomon(int x, int y);
static void propertynotify(XEvent *e);
static void quit(const Arg *arg);
-static void resize(Client *c, int x, int y, int w, int h);
+static void resize(Client *c, int x, int y, int w, int h, Bool interact);
static void resizemouse(const Arg *arg);
static void restack(Monitor *m);
static void run(void);
static void setmfact(const Arg *arg);
static void setup(void);
static void showhide(Client *c);
-static void sigchld(int signal);
+static void sigchld(int unused);
static void spawn(const Arg *arg);
static void tag(const Arg *arg);
+static void tagmon(const Arg *arg);
static int textnw(const char *text, unsigned int len);
static void tile(Monitor *);
static void togglebar(const Arg *arg);
static void toggletag(const Arg *arg);
static void toggleview(const Arg *arg);
static void unfocus(Client *c);
-static void unmanage(Client *c);
+static void unmanage(Client *c, Bool destroyed);
static void unmapnotify(XEvent *e);
static void updategeom(void);
static void updatebarpos(Monitor *m);
static void updatetitle(Client *c);
static void updatewmhints(Client *c);
static void view(const Arg *arg);
+static Client *wintoclient(Window w);
+static Monitor *wintomon(Window w);
static int xerror(Display *dpy, XErrorEvent *ee);
static int xerrordummy(Display *dpy, XErrorEvent *ee);
static int xerrorstart(Display *dpy, XErrorEvent *ee);
static void zoom(const Arg *arg);
-#ifdef XINERAMA
-static void focusmon(const Arg *arg);
-static void tagmon(const Arg *arg);
-#endif /* XINERAMA */
/* variables */
-static char stext[256];
+static const char broken[] = "broken";
+static char stext[256], ntext[8];
static int screen;
-static int sx, sy, sw, sh; /* X display screen geometry x, y, width, height */
+static int sw, sh; /* X display screen geometry width, height */
static int bh, blw = 0; /* bar geometry */
static int (*xerrorxlib)(Display *, XErrorEvent *);
static unsigned int numlockmask = 0;
static Cursor cursor[CurLast];
static Display *dpy;
static DC dc;
-static Layout *lt[] = { NULL, NULL };
static Monitor *mons = NULL, *selmon = NULL;
static Window root;
+
/* configuration, allows nested code to access above variables */
#include "config.h"
/* compile-time check if all tags fit into an unsigned int bit array. */
-struct NumTags { char limitexceeded[sizeof(unsigned int) * 8 < LENGTH(tags) ? -1 : 1]; };
+struct NumTags { char limitexceeded[LENGTH(tags) > 31 ? -1 : 1]; };
/* function implementations */
void
applyrules(Client *c) {
+ const char *class, *instance;
unsigned int i;
- Rule *r;
+ const Rule *r;
+ Monitor *m;
XClassHint ch = { 0 };
/* rule matching */
c->isfloating = c->tags = 0;
if(XGetClassHint(dpy, c->win, &ch)) {
+ class = ch.res_class ? ch.res_class : broken;
+ instance = ch.res_name ? ch.res_name : broken;
for(i = 0; i < LENGTH(rules); i++) {
r = &rules[i];
if((!r->title || strstr(c->name, r->title))
- && (!r->class || (ch.res_class && strstr(ch.res_class, r->class)))
- && (!r->instance || (ch.res_name && strstr(ch.res_name, r->instance)))) {
+ && (!r->class || strstr(class, r->class))
+ && (!r->instance || strstr(instance, r->instance)))
+ {
c->isfloating = r->isfloating;
c->tags |= r->tags;
+ for(m = mons; m && m->num != r->monitor; m = m->next);
+ if(m)
+ c->mon = m;
}
}
if(ch.res_class)
}
Bool
-applysizehints(Client *c, int *x, int *y, int *w, int *h) {
+applysizehints(Client *c, int *x, int *y, int *w, int *h, Bool interact) {
Bool baseismin;
+ Monitor *m = c->mon;
/* set minimum possible */
*w = MAX(1, *w);
*h = MAX(1, *h);
-
- if(*x > sx + sw)
- *x = sw - WIDTH(c);
- if(*y > sy + sh)
- *y = sh - HEIGHT(c);
- if(*x + *w + 2 * c->bw < sx)
- *x = sx;
- if(*y + *h + 2 * c->bw < sy)
- *y = sy;
+ if(interact) {
+ if(*x > sw)
+ *x = sw - WIDTH(c);
+ if(*y > sh)
+ *y = sh - HEIGHT(c);
+ if(*x + *w + 2 * c->bw < 0)
+ *x = 0;
+ if(*y + *h + 2 * c->bw < 0)
+ *y = 0;
+ }
+ else {
+ if(*x > m->mx + m->mw)
+ *x = m->mx + m->mw - WIDTH(c);
+ if(*y > m->my + m->mh)
+ *y = m->my + m->mh - HEIGHT(c);
+ if(*x + *w + 2 * c->bw < m->mx)
+ *x = m->mx;
+ if(*y + *h + 2 * c->bw < m->my)
+ *y = m->my;
+ }
if(*h < bh)
*h = bh;
if(*w < bh)
*w = bh;
-
if(resizehints || c->isfloating) {
/* see last two sentences in ICCCM 4.1.2.3 */
baseismin = c->basew == c->minw && c->baseh == c->minh;
-
if(!baseismin) { /* temporarily remove base dimensions */
*w -= c->basew;
*h -= c->baseh;
}
-
/* adjust for aspect limits */
if(c->mina > 0 && c->maxa > 0) {
if(c->maxa < (float)*w / *h)
- *w = *h * c->maxa;
+ *w = *h * c->maxa + 0.5;
else if(c->mina < (float)*h / *w)
- *h = *w * c->mina;
+ *h = *w * c->mina + 0.5;
}
-
if(baseismin) { /* increment calculation requires this */
*w -= c->basew;
*h -= c->baseh;
}
-
/* adjust for increment value */
if(c->incw)
*w -= *w % c->incw;
if(c->inch)
*h -= *h % c->inch;
-
/* restore base dimensions */
*w += c->basew;
*h += c->baseh;
-
*w = MAX(*w, c->minw);
*h = MAX(*h, c->minh);
-
if(c->maxw)
*w = MIN(*w, c->maxw);
-
if(c->maxh)
*h = MIN(*h, c->maxh);
}
arrange(void) {
Monitor *m;
- /* optimise two loops into one, check focus(NULL) */
for(m = mons; m; m = m->next)
showhide(m->stack);
focus(NULL);
for(m = mons; m; m = m->next) {
- if(lt[m->sellt]->arrange)
- lt[m->sellt]->arrange(m);
+ if(m->lt[m->sellt]->arrange)
+ m->lt[m->sellt]->arrange(m);
restack(m);
}
}
click = ClkRootWin;
/* focus monitor if necessary */
- if((m = getmon(ev->window)) && m != selmon) {
+ if((m = wintomon(ev->window)) && m != selmon) {
unfocus(selmon->sel);
selmon = m;
focus(NULL);
}
- if(ev->window == selmon->barwin && ev->x >= selmon->btx) {
- i = 0;
- x = selmon->btx;
- do
+ if(ev->window == selmon->barwin) {
+ i = x = 0;
+ do {
x += TEXTW(tags[i]);
- while(ev->x >= x && ++i < LENGTH(tags));
+ } while(ev->x >= x && ++i < LENGTH(tags));
if(i < LENGTH(tags)) {
click = ClkTagBar;
arg.ui = 1 << i;
else
click = ClkWinTitle;
}
- else if((c = getclient(ev->window))) {
+ else if((c = wintoclient(ev->window))) {
focus(c);
click = ClkClientWin;
}
-
for(i = 0; i < LENGTH(buttons); i++)
if(click == buttons[i].click && buttons[i].func && buttons[i].button == ev->button
- && CLEANMASK(buttons[i].mask) == CLEANMASK(ev->state))
+ && CLEANMASK(buttons[i].mask) == CLEANMASK(ev->state))
buttons[i].func(click == ClkTagBar && buttons[i].arg.i == 0 ? &arg : &buttons[i].arg);
}
checkotherwm(void) {
otherwm = False;
xerrorxlib = XSetErrorHandler(xerrorstart);
-
/* this causes an error if some other window manager is running */
XSelectInput(dpy, DefaultRootWindow(dpy), SubstructureRedirectMask);
XSync(dpy, False);
Monitor *m;
view(&a);
- lt[selmon->sellt] = &foo;
-
- /* TODO: consider simplifying cleanup code of the stack, perhaps do that in cleanmons() ? */
+ selmon->lt[selmon->sellt] = &foo;
for(m = mons; m; m = m->next)
while(m->stack)
- unmanage(m->stack);
+ unmanage(m->stack, False);
if(dc.font.set)
XFreeFontSet(dpy, dc.font.set);
else
Monitor *m;
XConfigureEvent *ev = &e->xconfigure;
- if(ev->window == root && (ev->width != sw || ev->height != sh)) {
+ if(ev->window == root) {
sw = ev->width;
sh = ev->height;
updategeom();
void
configurerequest(XEvent *e) {
Client *c;
+ Monitor *m;
XConfigureRequestEvent *ev = &e->xconfigurerequest;
XWindowChanges wc;
- if((c = getclient(ev->window))) {
+ if((c = wintoclient(ev->window))) {
if(ev->value_mask & CWBorderWidth)
c->bw = ev->border_width;
- else if(c->isfloating || !lt[selmon->sellt]->arrange) {
+ else if(c->isfloating || !selmon->lt[selmon->sellt]->arrange) {
+ m = c->mon;
if(ev->value_mask & CWX)
- c->x = sx + ev->x;
+ c->x = m->mx + ev->x;
if(ev->value_mask & CWY)
- c->y = sy + ev->y;
+ c->y = m->my + ev->y;
if(ev->value_mask & CWWidth)
c->w = ev->width;
if(ev->value_mask & CWHeight)
c->h = ev->height;
- if((c->x - sx + c->w) > sw && c->isfloating)
- c->x = sx + (sw / 2 - c->w / 2); /* center in x direction */
- if((c->y - sy + c->h) > sh && c->isfloating)
- c->y = sy + (sh / 2 - c->h / 2); /* center in y direction */
+ if((c->x + c->w) > m->mx + m->mw && c->isfloating)
+ c->x = m->mx + (m->mw / 2 - c->w / 2); /* center in x direction */
+ if((c->y + c->h) > m->my + m->mh && c->isfloating)
+ c->y = m->my + (m->mh / 2 - c->h / 2); /* center in y direction */
if((ev->value_mask & (CWX|CWY)) && !(ev->value_mask & (CWWidth|CWHeight)))
configure(c);
if(ISVISIBLE(c))
Client *c;
XDestroyWindowEvent *ev = &e->xdestroywindow;
- if((c = getclient(ev->window)))
- unmanage(c);
+ if((c = wintoclient(ev->window)))
+ unmanage(c, True);
}
void
void
detachstack(Client *c) {
- Client **tc;
+ Client **tc, *t;
for(tc = &c->mon->stack; *tc && *tc != c; tc = &(*tc)->snext);
*tc = c->snext;
+
+ if(c == c->mon->sel) {
+ for(t = c->mon->stack; t && !ISVISIBLE(t); t = t->snext);
+ c->mon->sel = t;
+ }
}
void
exit(EXIT_FAILURE);
}
+Monitor *
+dirtomon(int dir) {
+ Monitor *m = NULL;
+
+ if(dir > 0) {
+ if(!(m = selmon->next))
+ m = mons;
+ }
+ else {
+ if(selmon == mons)
+ for(m = mons; m->next; m = m->next);
+ else
+ for(m = mons; m->next != selmon; m = m->next);
+ }
+ return m;
+}
+
void
drawbar(Monitor *m) {
int x;
- unsigned int i, occ = 0, urg = 0;
+ unsigned int i, n = 0, occ = 0, urg = 0;
unsigned long *col;
Client *c;
for(c = m->clients; c; c = c->next) {
+ if(ISVISIBLE(c))
+ n++;
occ |= c->tags;
if(c->isurgent)
urg |= c->tags;
}
-
dc.x = 0;
-#ifdef XINERAMA
- {
- char buf[2];
- buf[0] = m->screen_number + '0';
- buf[1] = '\0';
- dc.w = TEXTW(buf);
- drawtext(buf, selmon == m ? dc.sel : dc.norm, True);
- dc.x += dc.w;
- }
-#endif /* XINERAMA */
- m->btx = dc.x;
for(i = 0; i < LENGTH(tags); i++) {
dc.w = TEXTW(tags[i]);
col = m->tagset[m->seltags] & 1 << i ? dc.sel : dc.norm;
}
if(blw > 0) {
dc.w = blw;
- drawtext(lt[m->sellt]->symbol, dc.norm, False);
- x = dc.x + dc.w;
+ drawtext(m->lt[m->sellt]->symbol, dc.norm, False);
+ dc.x += dc.w;
}
- else
- x = dc.x;
+ snprintf(ntext, sizeof ntext, "%u", n);
+ dc.w = TEXTW(ntext);
+ drawtext(ntext, dc.norm, False);
+ x = (dc.x += dc.w);
if(m == selmon) { /* status is only drawn on selected monitor */
dc.w = TEXTW(stext);
dc.x = m->ww - dc.w;
}
drawtext(stext, dc.norm, False);
}
- else {
+ else
dc.x = m->ww;
- }
if((dc.w = dc.x - x) > bh) {
dc.x = x;
if(m->sel) {
if((ev->mode != NotifyNormal || ev->detail == NotifyInferior) && ev->window != root)
return;
- if((m = getmon(ev->window)) && m != selmon) {
+ if((m = wintomon(ev->window)) && m != selmon) {
unfocus(selmon->sel);
selmon = m;
}
- if((c = getclient(ev->window)))
+ if((c = wintoclient(ev->window)))
focus(c);
else
focus(NULL);
Monitor *m;
XExposeEvent *ev = &e->xexpose;
- if(ev->count == 0 && (m = getmon(ev->window)))
+ if(ev->count == 0 && (m = wintomon(ev->window)))
drawbar(m);
}
XSetInputFocus(dpy, selmon->sel->win, RevertToPointerRoot, CurrentTime);
}
-#ifdef XINERAMA
void
focusmon(const Arg *arg) {
- unsigned int i;
- Monitor *m;
-
- for(i = 0, m = mons; m; m = m->next, i++)
- if(i == arg->ui) {
- if(m == selmon)
- return;
- unfocus(selmon->sel);
- selmon = m;
- focus(NULL);
- break;
- }
+ Monitor *m = NULL;
+
+ if(!mons->next)
+ return;
+ m = dirtomon(arg->i);
+ unfocus(selmon->sel);
+ selmon = m;
+ focus(NULL);
}
-#endif /* XINERAMA */
void
focusstack(const Arg *arg) {
}
}
-Client *
-getclient(Window w) {
- Client *c;
- Monitor *m;
-
- for(m = mons; m; m = m->next)
- for(c = m->clients; c; c = c->next)
- if(c->win == w)
- return c;
- return NULL;
-}
-
unsigned long
getcolor(const char *colstr) {
Colormap cmap = DefaultColormap(dpy, screen);
return color.pixel;
}
-Monitor *
-getmon(Window w) {
- int x, y;
- Client *c;
- Monitor *m;
-
- if(w == root && getrootpointer(&x, &y))
- return getmonxy(x, y);
- for(m = mons; m; m = m->next)
- if(w == m->barwin)
- return m;
- if((c = getclient(w)))
- return c->mon;
- return NULL;
-}
-
-Monitor *
-getmonxy(int x, int y) {
- Monitor *m;
-
- for(m = mons; m; m = m->next)
- if(INRECT(x, y, m->wx, m->wy, m->ww, m->wh))
- return m;
- return NULL;
-}
-
Bool
-getrootpointer(int *x, int *y) {
+getrootptr(int *x, int *y) {
int di;
unsigned int dui;
Window dummy;
+
return XQueryPointer(dpy, root, &dummy, &dummy, x, y, &di, &di, &dui);
}
Atom real;
status = XGetWindowProperty(dpy, w, wmatom[WMState], 0L, 2L, False, wmatom[WMState],
- &real, &format, &n, &extra, (unsigned char **)&p);
+ &real, &format, &n, &extra, (unsigned char **)&p);
if(status != Success)
return -1;
if(n != 0)
if(name.encoding == XA_STRING)
strncpy(text, (char *)name.value, size - 1);
else {
- if(XmbTextPropertyToTextList(dpy, &name, &list, &n) >= Success
- && n > 0 && *list) {
+ if(XmbTextPropertyToTextList(dpy, &name, &list, &n) >= Success && n > 0 && *list) {
strncpy(text, *list, size - 1);
XFreeStringList(list);
}
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) {
updatenumlockmask();
- { /* grab keys */
+ {
unsigned int i, j;
unsigned int modifiers[] = { 0, LockMask, numlockmask, numlockmask|LockMask };
KeyCode code;
XFontSetExtents *font_extents;
XFontStruct **xfonts;
char **font_names;
+
dc.font.ascent = dc.font.descent = 0;
font_extents = XExtentsOfFontSet(dc.font.set);
n = XFontsOfFontSet(dc.font.set, &xfonts, &font_names);
keysym = XKeycodeToKeysym(dpy, (KeyCode)ev->keycode, 0);
for(i = 0; i < LENGTH(keys); i++)
if(keysym == keys[i].keysym
- && CLEANMASK(keys[i].mod) == CLEANMASK(ev->state)
- && keys[i].func)
+ && CLEANMASK(keys[i].mod) == CLEANMASK(ev->state)
+ && keys[i].func)
keys[i].func(&(keys[i].arg));
}
ev.xclient.data.l[1] = CurrentTime;
XSendEvent(dpy, selmon->sel->win, False, NoEventMask, &ev);
}
- else
+ else {
+ XGrabServer(dpy);
+ XSetErrorHandler(xerrordummy);
+ XSetCloseDownMode(dpy, DestroyAll);
XKillClient(dpy, selmon->sel->win);
+ XSync(dpy, False);
+ XSetErrorHandler(xerror);
+ XUngrabServer(dpy);
+ }
}
void
die("fatal: could not malloc() %u bytes\n", sizeof(Client));
*c = cz;
c->win = w;
- c->mon = selmon;
-
+ updatetitle(c);
+ if(XGetTransientForHint(dpy, w, &trans))
+ t = wintoclient(trans);
+ if(t) {
+ c->mon = t->mon;
+ c->tags = t->tags;
+ }
+ else {
+ c->mon = selmon;
+ applyrules(c);
+ }
/* geometry */
- c->x = wa->x;
- c->y = wa->y;
+ c->x = wa->x + c->mon->wx;
+ c->y = wa->y + c->mon->wy;
c->w = wa->width;
c->h = wa->height;
c->oldbw = wa->border_width;
- if(c->w == sw && c->h == sh) {
- c->x = sx;
- c->y = sy;
+ if(c->w == c->mon->mw && c->h == c->mon->mh) {
+ c->x = c->mon->mx;
+ c->y = c->mon->my;
c->bw = 0;
}
else {
- if(c->x + WIDTH(c) > sx + sw)
- c->x = sx + sw - WIDTH(c);
- if(c->y + HEIGHT(c) > sy + sh)
- c->y = sy + sh - HEIGHT(c);
- c->x = MAX(c->x, sx);
+ if(c->x + WIDTH(c) > c->mon->mx + c->mon->mw)
+ c->x = c->mon->mx + c->mon->mw - WIDTH(c);
+ if(c->y + HEIGHT(c) > c->mon->my + c->mon->mh)
+ c->y = c->mon->my + c->mon->mh - HEIGHT(c);
+ c->x = MAX(c->x, c->mon->mx);
/* only fix client y-offset, if the client center might cover the bar */
c->y = MAX(c->y, ((c->mon->by == 0) && (c->x + (c->w / 2) >= c->mon->wx)
- && (c->x + (c->w / 2) < c->mon->wx + c->mon->ww)) ? bh : sy);
+ && (c->x + (c->w / 2) < c->mon->wx + c->mon->ww)) ? bh : c->mon->my);
c->bw = borderpx;
}
-
wc.border_width = c->bw;
XConfigureWindow(dpy, w, CWBorderWidth, &wc);
XSetWindowBorder(dpy, w, dc.norm[ColBorder]);
updatesizehints(c);
XSelectInput(dpy, w, EnterWindowMask|FocusChangeMask|PropertyChangeMask|StructureNotifyMask);
grabbuttons(c, False);
- updatetitle(c);
- if(XGetTransientForHint(dpy, w, &trans))
- t = getclient(trans);
- if(t)
- c->tags = t->tags;
- else
- applyrules(c);
if(!c->isfloating)
c->isfloating = trans != None || c->isfixed;
if(c->isfloating)
return;
if(wa.override_redirect)
return;
- if(!getclient(ev->window))
+ if(!wintoclient(ev->window))
manage(ev->window, &wa);
}
Client *c;
for(c = nexttiled(m->clients); c; c = nexttiled(c->next))
- resize(c, m->wx, m->wy, m->ww - 2 * c->bw, m->wh - 2 * c->bw);
+ resize(c, m->wx, m->wy, m->ww - 2 * c->bw, m->wh - 2 * c->bw, False);
}
void
if(XGrabPointer(dpy, root, False, MOUSEMASK, GrabModeAsync, GrabModeAsync,
None, cursor[CurMove], CurrentTime) != GrabSuccess)
return;
- if(!getrootpointer(&x, &y))
+ if(!getrootptr(&x, &y))
return;
do {
XMaskEvent(dpy, MOUSEMASK|ExposureMask|SubstructureRedirectMask, &ev);
nx = ocx + (ev.xmotion.x - x);
ny = ocy + (ev.xmotion.y - y);
if(snap && nx >= selmon->wx && nx <= selmon->wx + selmon->ww
- && ny >= selmon->wy && ny <= selmon->wy + selmon->wh) {
+ && ny >= selmon->wy && ny <= selmon->wy + selmon->wh) {
if(abs(selmon->wx - nx) < snap)
nx = selmon->wx;
else if(abs((selmon->wx + selmon->ww) - (nx + WIDTH(c))) < snap)
ny = selmon->wy;
else if(abs((selmon->wy + selmon->wh) - (ny + HEIGHT(c))) < snap)
ny = selmon->wy + selmon->wh - HEIGHT(c);
- if(!c->isfloating && lt[selmon->sellt]->arrange
- && (abs(nx - c->x) > snap || abs(ny - c->y) > snap))
+ if(!c->isfloating && selmon->lt[selmon->sellt]->arrange
+ && (abs(nx - c->x) > snap || abs(ny - c->y) > snap))
togglefloating(NULL);
}
- if(!lt[selmon->sellt]->arrange || c->isfloating)
- resize(c, nx, ny, c->w, c->h);
+ if(!selmon->lt[selmon->sellt]->arrange || c->isfloating)
+ resize(c, nx, ny, c->w, c->h, True);
break;
}
- }
- while(ev.type != ButtonRelease);
+ } while(ev.type != ButtonRelease);
XUngrabPointer(dpy, CurrentTime);
- if((m = getmonxy(c->x + c->w / 2, c->y + c->h / 2)) != selmon)
+ if((m = ptrtomon(c->x + c->w / 2, c->y + c->h / 2)) != selmon) {
sendmon(c, m);
+ selmon = m;
+ focus(NULL);
+ }
}
Client *
return c;
}
+Monitor *
+ptrtomon(int x, int y) {
+ Monitor *m;
+
+ for(m = mons; m; m = m->next)
+ if(INRECT(x, y, m->wx, m->wy, m->ww, m->wh))
+ return m;
+ return selmon;
+}
+
void
propertynotify(XEvent *e) {
Client *c;
updatestatus();
else if(ev->state == PropertyDelete)
return; /* ignore */
- else if((c = getclient(ev->window))) {
+ else if((c = wintoclient(ev->window))) {
switch (ev->atom) {
default: break;
case XA_WM_TRANSIENT_FOR:
XGetTransientForHint(dpy, c->win, &trans);
- if(!c->isfloating && (c->isfloating = (getclient(trans) != NULL)))
+ if(!c->isfloating && (c->isfloating = (wintoclient(trans) != NULL)))
arrange();
break;
case XA_WM_NORMAL_HINTS:
}
if(ev->atom == XA_WM_NAME || ev->atom == netatom[NetWMName]) {
updatetitle(c);
- if(c == selmon->sel)
- drawbars();
+ if(c == c->mon->sel)
+ drawbar(c->mon);
}
}
}
}
void
-resize(Client *c, int x, int y, int w, int h) {
+resize(Client *c, int x, int y, int w, int h, Bool interact) {
XWindowChanges wc;
- if(applysizehints(c, &x, &y, &w, &h)) {
+ if(applysizehints(c, &x, &y, &w, &h, interact)) {
c->x = wc.x = x;
c->y = wc.y = y;
c->w = wc.width = w;
ocx = c->x;
ocy = c->y;
if(XGrabPointer(dpy, root, False, MOUSEMASK, GrabModeAsync, GrabModeAsync,
- None, cursor[CurResize], CurrentTime) != GrabSuccess)
+ None, cursor[CurResize], CurrentTime) != GrabSuccess)
return;
XWarpPointer(dpy, None, c->win, 0, 0, 0, 0, c->w + c->bw - 1, c->h + c->bw - 1);
do {
case MotionNotify:
nw = MAX(ev.xmotion.x - ocx - 2 * c->bw + 1, 1);
nh = MAX(ev.xmotion.y - ocy - 2 * c->bw + 1, 1);
-
if(snap && nw >= selmon->wx && nw <= selmon->wx + selmon->ww
- && nh >= selmon->wy && nh <= selmon->wy + selmon->wh) {
- if(!c->isfloating && lt[selmon->sellt]->arrange
- && (abs(nw - c->w) > snap || abs(nh - c->h) > snap))
+ && nh >= selmon->wy && nh <= selmon->wy + selmon->wh)
+ {
+ if(!c->isfloating && selmon->lt[selmon->sellt]->arrange
+ && (abs(nw - c->w) > snap || abs(nh - c->h) > snap))
togglefloating(NULL);
}
- if(!lt[selmon->sellt]->arrange || c->isfloating)
- resize(c, c->x, c->y, nw, nh);
+ if(!selmon->lt[selmon->sellt]->arrange || c->isfloating)
+ resize(c, c->x, c->y, nw, nh, True);
break;
}
- }
- while(ev.type != ButtonRelease);
+ } while(ev.type != ButtonRelease);
XWarpPointer(dpy, None, c->win, 0, 0, 0, 0, c->w + c->bw - 1, c->h + c->bw - 1);
XUngrabPointer(dpy, CurrentTime);
while(XCheckMaskEvent(dpy, EnterWindowMask, &ev));
- if((m = getmonxy(c->x + c->w / 2, c->y + c->h / 2)) != selmon)
+ if((m = ptrtomon(c->x + c->w / 2, c->y + c->h / 2)) != selmon) {
sendmon(c, m);
+ selmon = m;
+ focus(NULL);
+ }
}
void
drawbars();
if(!m->sel)
return;
- if(m->sel->isfloating || !lt[m->sellt]->arrange)
+ if(m->sel->isfloating || !m->lt[m->sellt]->arrange)
XRaiseWindow(dpy, m->sel->win);
- if(lt[m->sellt]->arrange) {
+ if(m->lt[m->sellt]->arrange) {
wc.stack_mode = Below;
wc.sibling = m->barwin;
for(c = m->stack; c; c = c->snext)
/* main event loop */
XSync(dpy, False);
- while(running && !XNextEvent(dpy, &ev)) {
+ while(running && !XNextEvent(dpy, &ev))
if(handler[ev.type])
- (handler[ev.type])(&ev); /* call handler */
- }
+ handler[ev.type](&ev); /* call handler */
}
void
sendmon(Client *c, Monitor *m) {
if(c->mon == m)
return;
+ unfocus(c);
detach(c);
detachstack(c);
c->mon = m;
void
setclientstate(Client *c, long state) {
- long data[] = {state, None};
+ long data[] = { state, None };
XChangeProperty(dpy, c->win, wmatom[WMState], wmatom[WMState], 32,
PropModeReplace, (unsigned char *)data, 2);
void
setlayout(const Arg *arg) {
- if(!arg || !arg->v || arg->v != lt[selmon->sellt])
+ if(!arg || !arg->v || arg->v != selmon->lt[selmon->sellt])
selmon->sellt ^= 1;
if(arg && arg->v)
- lt[selmon->sellt] = (Layout *)arg->v;
+ selmon->lt[selmon->sellt] = (Layout *)arg->v;
if(selmon->sel)
arrange();
else
setmfact(const Arg *arg) {
float f;
- if(!arg || !lt[selmon->sellt]->arrange)
+ if(!arg || !selmon->lt[selmon->sellt]->arrange)
return;
f = arg->f < 1.0 ? arg->f + selmon->mfact : arg->f - 1.0;
if(f < 0.1 || f > 0.9)
int w;
XSetWindowAttributes wa;
+ /* clean up any zombies immediately */
+ sigchld(0);
+
/* init screen */
screen = DefaultScreen(dpy);
root = RootWindow(dpy, screen);
initfont(font);
- sx = 0;
- sy = 0;
sw = DisplayWidth(dpy, screen);
sh = DisplayHeight(dpy, screen);
bh = dc.h = dc.font.height + 2;
- lt[0] = &layouts[0];
- lt[1] = &layouts[1 % LENGTH(layouts)];
updategeom();
-
/* init atoms */
wmatom[WMProtocols] = XInternAtom(dpy, "WM_PROTOCOLS", False);
wmatom[WMDelete] = XInternAtom(dpy, "WM_DELETE_WINDOW", False);
wmatom[WMState] = XInternAtom(dpy, "WM_STATE", False);
netatom[NetSupported] = XInternAtom(dpy, "_NET_SUPPORTED", False);
netatom[NetWMName] = XInternAtom(dpy, "_NET_WM_NAME", False);
-
/* init cursors */
cursor[CurNormal] = XCreateFontCursor(dpy, XC_left_ptr);
cursor[CurResize] = XCreateFontCursor(dpy, XC_sizing);
cursor[CurMove] = XCreateFontCursor(dpy, XC_fleur);
-
/* init appearance */
dc.norm[ColBorder] = getcolor(normbordercolor);
dc.norm[ColBG] = getcolor(normbgcolor);
XSetLineAttributes(dpy, dc.gc, 1, LineSolid, CapButt, JoinMiter);
if(!dc.font.set)
XSetFont(dpy, dc.gc, dc.font.xfont->fid);
-
/* init bars */
for(blw = i = 0; LENGTH(layouts) > 1 && i < LENGTH(layouts); i++) {
w = TEXTW(layouts[i].symbol);
}
updatebars();
updatestatus();
-
/* EWMH support per view */
XChangeProperty(dpy, root, netatom[NetSupported], XA_ATOM, 32,
PropModeReplace, (unsigned char *) netatom, NetLast);
-
/* select for events */
wa.cursor = cursor[CurNormal];
wa.event_mask = SubstructureRedirectMask|SubstructureNotifyMask|ButtonPressMask
- |EnterWindowMask|LeaveWindowMask|StructureNotifyMask
- |PropertyChangeMask;
+ |EnterWindowMask|LeaveWindowMask|StructureNotifyMask
+ |PropertyChangeMask;
XChangeWindowAttributes(dpy, root, CWEventMask|CWCursor, &wa);
XSelectInput(dpy, root, wa.event_mask);
-
grabkeys();
}
return;
if(ISVISIBLE(c)) { /* show clients top down */
XMoveWindow(dpy, c->win, c->x, c->y);
- if(!lt[c->mon->sellt]->arrange || c->isfloating)
- resize(c, c->x, c->y, c->w, c->h);
+ if(!c->mon->lt[c->mon->sellt]->arrange || c->isfloating)
+ resize(c, c->x, c->y, c->w, c->h, False);
showhide(c->snext);
}
else { /* hide clients bottom up */
void
-sigchld(int signal) {
+sigchld(int unused) {
+ if(signal(SIGCHLD, sigchld) == SIG_ERR)
+ die("Can't install SIGCHLD handler");
while(0 < waitpid(-1, NULL, WNOHANG));
}
void
spawn(const Arg *arg) {
- signal(SIGCHLD, sigchld);
if(fork() == 0) {
if(dpy)
close(ConnectionNumber(dpy));
}
}
-#ifdef XINERAMA
void
tagmon(const Arg *arg) {
- unsigned int i;
- Client *c;
- Monitor *m;
-
- if(!(c = selmon->sel))
+ if(!selmon->sel || !mons->next)
return;
- for(i = 0, m = mons; m; m = m->next, i++)
- if(i == arg->ui) {
- sendmon(c, m);
- break;
- }
+ sendmon(selmon->sel, dirtomon(arg->i));
}
-#endif /* XINERAMA */
int
textnw(const char *text, unsigned int len) {
for(n = 0, c = nexttiled(m->clients); c; c = nexttiled(c->next), n++);
if(n == 0)
return;
-
/* master */
c = nexttiled(m->clients);
mw = m->mfact * m->ww;
- resize(c, m->wx, m->wy, (n == 1 ? m->ww : mw) - 2 * c->bw, m->wh - 2 * c->bw);
-
+ resize(c, m->wx, m->wy, (n == 1 ? m->ww : mw) - 2 * c->bw, m->wh - 2 * c->bw, False);
if(--n == 0)
return;
-
/* tile stack */
x = (m->wx + mw > c->x + c->w) ? c->x + c->w + 2 * c->bw : m->wx + mw;
y = m->wy;
h = m->wh / n;
if(h < bh)
h = m->wh;
-
for(i = 0, c = nexttiled(c->next); c; c = nexttiled(c->next), i++) {
resize(c, x, y, w - 2 * c->bw, /* remainder */ ((i + 1 == n)
- ? m->wy + m->wh - y - 2 * c->bw : h - 2 * c->bw));
+ ? m->wy + m->wh - y - 2 * c->bw : h - 2 * c->bw), False);
if(h != m->wh)
y = c->y + HEIGHT(c);
}
return;
selmon->sel->isfloating = !selmon->sel->isfloating || selmon->sel->isfixed;
if(selmon->sel->isfloating)
- resize(selmon->sel, selmon->sel->x, selmon->sel->y, selmon->sel->w, selmon->sel->h);
+ resize(selmon->sel, selmon->sel->x, selmon->sel->y,
+ selmon->sel->w, selmon->sel->h, False);
arrange();
}
void
toggletag(const Arg *arg) {
- unsigned int mask;
+ unsigned int newtags;
if(!selmon->sel)
return;
-
- mask = selmon->sel->tags ^ (arg->ui & TAGMASK);
- if(mask) {
- selmon->sel->tags = mask;
+ newtags = selmon->sel->tags ^ (arg->ui & TAGMASK);
+ if(newtags) {
+ selmon->sel->tags = newtags;
arrange();
}
}
void
toggleview(const Arg *arg) {
- unsigned int mask = selmon->tagset[selmon->seltags] ^ (arg->ui & TAGMASK);
+ unsigned int newtagset = selmon->tagset[selmon->seltags] ^ (arg->ui & TAGMASK);
- if(mask) {
- selmon->tagset[selmon->seltags] = mask;
+ if(newtagset) {
+ selmon->tagset[selmon->seltags] = newtagset;
arrange();
}
}
}
void
-unmanage(Client *c) {
+unmanage(Client *c, Bool destroyed) {
XWindowChanges wc;
- wc.border_width = c->oldbw;
/* The server grab construct avoids race conditions. */
- XGrabServer(dpy);
- XSetErrorHandler(xerrordummy);
- XConfigureWindow(dpy, c->win, CWBorderWidth, &wc); /* restore border */
detach(c);
detachstack(c);
- if(c->mon->sel == c) {
- /* TODO: consider separate the next code into a function or into detachstack? */
- Client *tc;
- for(tc = c->mon->stack; tc && !ISVISIBLE(tc); tc = tc->snext);
- c->mon->sel = tc;
- focus(NULL);
+ if(!destroyed) {
+ wc.border_width = c->oldbw;
+ XGrabServer(dpy);
+ XSetErrorHandler(xerrordummy);
+ XConfigureWindow(dpy, c->win, CWBorderWidth, &wc); /* restore border */
+ XUngrabButton(dpy, AnyButton, AnyModifier, c->win);
+ setclientstate(c, WithdrawnState);
+ XSync(dpy, False);
+ XSetErrorHandler(xerror);
+ XUngrabServer(dpy);
}
- XUngrabButton(dpy, AnyButton, AnyModifier, c->win);
- setclientstate(c, WithdrawnState);
free(c);
- XSync(dpy, False);
- XSetErrorHandler(xerror);
- XUngrabServer(dpy);
+ focus(NULL);
arrange();
}
Client *c;
XUnmapEvent *ev = &e->xunmap;
- if((c = getclient(ev->window)))
- unmanage(c);
+ if((c = wintoclient(ev->window)))
+ unmanage(c, False);
}
void
wa.override_redirect = True;
wa.background_pixmap = ParentRelative;
wa.event_mask = ButtonPressMask|ExposureMask;
-
for(m = mons; m; m = m->next) {
m->barwin = XCreateWindow(dpy, root, m->wx, m->by, m->ww, bh, 0, DefaultDepth(dpy, screen),
-
CopyFromParent, DefaultVisual(dpy, screen),
CWOverrideRedirect|CWBackPixmap|CWEventMask, &wa);
XDefineCursor(dpy, m->barwin, cursor[CurNormal]);
updategeom(void) {
int i, n = 1;
Client *c;
- Monitor *newmons = NULL, *m, *tm;
+ Monitor *newmons = NULL, *m = NULL, *tm;
-#ifdef XINULATOR
- n = 2;
-#elif defined(XINERAMA)
+#ifdef XINERAMA
+ int nn;
XineramaScreenInfo *info = NULL;
if(XineramaIsActive(dpy))
info = XineramaQueryScreens(dpy, &n);
-#endif
+ for(i = 1, nn = n; i < n; i++)
+ if(info[i - 1].x_org == info[i].x_org && info[i - 1].y_org == info[i].y_org
+ && info[i - 1].width == info[i].width && info[i - 1].height == info[i].height)
+ --nn;
+ n = nn; /* we only consider unique geometries as separate screens */
+#endif /* XINERAMA */
/* allocate monitor(s) for the new geometry setup */
for(i = 0; i < n; i++) {
- m = (Monitor *)malloc(sizeof(Monitor));
+ if(!(m = (Monitor *)malloc(sizeof(Monitor))))
+ die("fatal: could not malloc() %u bytes\n", sizeof(Monitor));
m->next = newmons;
newmons = m;
}
-
/* initialise monitor(s) */
-#ifdef XINULATOR
- if(1) {
- m = newmons;
- m->screen_number = 0;
- m->wx = sx;
- m->my = m->wy = sy;
- m->ww = sw;
- m->mh = m->wh = sh / 2;
- m = newmons->next;
- m->screen_number = 1;
- m->wx = sx;
- m->my = m->wy = sy + sh / 2;
- m->ww = sw;
- m->mh = m->wh = sh / 2;
- }
- else
-#elif defined(XINERAMA)
+#ifdef XINERAMA
if(XineramaIsActive(dpy)) {
for(i = 0, m = newmons; m; m = m->next, i++) {
- m->screen_number = info[i].screen_number;
- m->wx = info[i].x_org;
+ m->num = info[i].screen_number;
+ m->mx = m->wx = info[i].x_org;
m->my = m->wy = info[i].y_org;
- m->ww = info[i].width;
+ m->mw = m->ww = info[i].width;
m->mh = m->wh = info[i].height;
}
XFree(info);
}
else
-#endif
+#endif /* XINERAMA */
/* default monitor setup */
{
- m->screen_number = 0;
- m->wx = sx;
- m->my = m->wy = sy;
- m->ww = sw;
+ m->num = 0;
+ m->mx = m->wx = 0;
+ m->my = m->wy = 0;
+ m->mw = m->ww = sw;
m->mh = m->wh = sh;
}
-
/* bar geometry setup */
for(m = newmons; m; m = m->next) {
- /* TODO: consider removing the following values from config.h */
- m->clients = NULL;
- m->sel = NULL;
- m->stack = NULL;
+ m->sel = m->stack = m->clients = NULL;
m->seltags = 0;
m->sellt = 0;
m->tagset[0] = m->tagset[1] = 1;
m->mfact = mfact;
m->showbar = showbar;
m->topbar = topbar;
+ m->lt[0] = &layouts[0];
+ m->lt[1] = &layouts[1 % LENGTH(layouts)];
updatebarpos(m);
}
-
/* reassign left over clients of disappeared monitors */
for(tm = mons; tm; tm = tm->next)
while(tm->clients) {
attach(c);
attachstack(c);
}
-
/* select focused monitor */
cleanupmons();
- mons = newmons;
- selmon = getmon(root);
+ selmon = mons = newmons;
+ selmon = wintomon(root);
}
void
else
c->minw = c->minh = 0;
if(size.flags & PAspect) {
- c->mina = (float)size.min_aspect.y / (float)size.min_aspect.x;
- c->maxa = (float)size.max_aspect.x / (float)size.max_aspect.y;
+ c->mina = (float)size.min_aspect.y / size.min_aspect.x;
+ c->maxa = (float)size.max_aspect.x / size.max_aspect.y;
}
else
c->maxa = c->mina = 0.0;
updatetitle(Client *c) {
if(!gettextprop(c->win, netatom[NetWMName], c->name, sizeof c->name))
gettextprop(c->win, XA_WM_NAME, c->name, sizeof c->name);
+ if(c->name[0] == '\0') /* hack to mark broken clients */
+ strcpy(c->name, broken);
}
void
}
else
c->isurgent = (wmh->flags & XUrgencyHint) ? True : False;
-
XFree(wmh);
}
}
arrange();
}
+Client *
+wintoclient(Window w) {
+ Client *c;
+ Monitor *m;
+
+ for(m = mons; m; m = m->next)
+ for(c = m->clients; c; c = c->next)
+ if(c->win == w)
+ return c;
+ return NULL;
+}
+
+Monitor *
+wintomon(Window w) {
+ int x, y;
+ Client *c;
+ Monitor *m;
+
+ if(w == root && getrootptr(&x, &y))
+ return ptrtomon(x, y);
+ for(m = mons; m; m = m->next)
+ if(w == m->barwin)
+ return m;
+ if((c = wintoclient(w)))
+ return c->mon;
+ return selmon;
+}
+
/* There's no way to check accesses to destroyed windows, thus those cases are
* ignored (especially on UnmapNotify's). Other types of errors call Xlibs
* default error handler, which may call exit. */
zoom(const Arg *arg) {
Client *c = selmon->sel;
- if(!lt[selmon->sellt]->arrange || lt[selmon->sellt]->arrange == monocle || (selmon->sel && selmon->sel->isfloating))
+ if(!selmon->lt[selmon->sellt]->arrange
+ || selmon->lt[selmon->sellt]->arrange == monocle
+ || (selmon->sel && selmon->sel->isfloating))
return;
if(c == nexttiled(selmon->clients))
if(!c || !(c = nexttiled(c->next)))
die("dwm-"VERSION", © 2006-2009 dwm engineers, see LICENSE for details\n");
else if(argc != 1)
die("usage: dwm [-v]\n");
-
if(!setlocale(LC_CTYPE, "") || !XSupportsLocale())
fputs("warning: no locale support\n", stderr);
-
if(!(dpy = XOpenDisplay(NULL)))
die("dwm: cannot open display\n");
-
checkotherwm();
setup();
scan();
run();
cleanup();
-
XCloseDisplay(dpy);
return 0;
}