-//#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
int screen_number;
float mfact;
int by, btx; /* bar geometry */
- int my, mh; /* vertical screen size*/
+ int mx, my, mw, mh; /* screen size */
int wx, wy, ww, wh; /* window area */
unsigned int seltags;
unsigned int sellt;
static void detachstack(Client *c);
static void die(const char *errstr, ...);
static void drawbar(Monitor *m);
-static void drawbars();
+static void drawbars(void);
static void drawsquare(Bool filled, Bool empty, Bool invert, unsigned long col[ColLast]);
static void drawtext(const char *text, unsigned long col[ColLast], Bool invert);
static void enternotify(XEvent *e);
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 Bool getrootpointer(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 grabkeys(void);
+static Monitor *idxtomon(unsigned int n);
static void initfont(const char *fontstr);
static Bool isprotodel(Client *c);
static void keypress(XEvent *e);
static void monocle(Monitor *m);
static void movemouse(const Arg *arg);
static Client *nexttiled(Client *c);
+static Monitor *pointertomon(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 restack(Monitor *m);
static void run(void);
static void scan(void);
+static void sendmon(Client *c, Monitor *m);
static void setclientstate(Client *c, long state);
static void setlayout(const Arg *arg);
static void setmfact(const Arg *arg);
static void sigchld(int signal);
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 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 int screen;
-static int sx, sy, sw, sh; /* X display screen geometry x, y, width, height */
+static int sw, sh; /* X display screen geometry x, y, width, height */
static int bh, blw = 0; /* bar geometry */
static int (*xerrorxlib)(Display *, XErrorEvent *);
static unsigned int numlockmask = 0;
Bool
applysizehints(Client *c, int *x, int *y, int *w, int *h) {
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(*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)
click = ClkRootWin;
/* focus monitor if necessary */
- for(m = mons; m; m = m->next)
- if(ev->window == m->barwin) {
- if(m != selmon) {
- unfocus(selmon->stack);
- selmon = m;
- focus(NULL);
- }
- break;
- }
+ 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;
else
click = ClkWinTitle;
}
- else if((c = getclient(ev->window))) {
+ else if((c = wintoclient(ev->window))) {
focus(c);
click = ClkClientWin;
}
view(&a);
lt[selmon->sellt] = &foo;
-
- /* TODO: consider simplifying cleanup code of the stack, perhaps do that in cleanmons() ? */
for(m = mons; m; m = m->next)
while(m->stack)
unmanage(m->stack);
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) {
+ 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 - m->mx + c->w) > m->mw && c->isfloating)
+ c->x = m->mx + (m->mw / 2 - c->w / 2); /* center in x direction */
+ if((c->y - m->my + c->h) > 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)))
+ if((c = wintoclient(ev->window)))
unmanage(c);
}
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
}
dc.x = 0;
-#ifdef XINERAMA
- {
+ if(mons->next) { /* more than a single monitor */
char buf[2];
buf[0] = m->screen_number + '0';
buf[1] = '\0';
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]);
}
void
-drawbars() {
+drawbars(void) {
Monitor *m;
for(m = mons; m; m = m->next)
void
enternotify(XEvent *e) {
Client *c;
+ Monitor *m;
XCrossingEvent *ev = &e->xcrossing;
if((ev->mode != NotifyNormal || ev->detail == NotifyInferior) && ev->window != root)
return;
- if((c = getclient(ev->window)))
+ if((m = wintomon(ev->window)) && m != selmon) {
+ unfocus(selmon->sel);
+ selmon = m;
+ }
+ if((c = wintoclient(ev->window)))
focus(c);
else
focus(NULL);
Monitor *m;
XExposeEvent *ev = &e->xexpose;
- if(ev->count == 0)
- for(m = mons; m; m = m->next)
- if(ev->window == m->barwin) {
- drawbar(m);
- break;
- }
+ if(ev->count == 0 && (m = wintomon(ev->window)))
+ drawbar(m);
}
void
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->stack)
- focus(m->stack);
- else {
- unfocus(selmon->stack);
- selmon = m;
- focus(NULL);
- }
- drawbars();
- break;
- }
+ Monitor *m;
+
+ if(!(m = idxtomon(arg->ui)) || m == selmon)
+ return;
+ 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;
}
+Bool
+getrootpointer(int *x, int *y) {
+ int di;
+ unsigned int dui;
+ Window dummy;
+ return XQueryPointer(dpy, root, &dummy, &dummy, x, y, &di, &di, &dui);
+}
+
long
getstate(Window w) {
int format, status;
}
}
+Monitor *
+idxtomon(unsigned int n) {
+ unsigned int i;
+ Monitor *m;
+
+ for(m = mons, i = 0; m && i != n; m = m->next, i++);
+ return m;
+}
+
void
initfont(const char *fontstr) {
char *def, **missing;
die("fatal: could not malloc() %u bytes\n", sizeof(Client));
*c = cz;
c->win = w;
- c->mon = selmon;
+
+ 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;
}
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);
}
void
movemouse(const Arg *arg) {
- int x, y, ocx, ocy, di, nx, ny;
- unsigned int dui;
+ int x, y, ocx, ocy, nx, ny;
Client *c;
- Window dummy;
+ Monitor *m;
XEvent ev;
if(!(c = selmon->sel))
if(XGrabPointer(dpy, root, False, MOUSEMASK, GrabModeAsync, GrabModeAsync,
None, cursor[CurMove], CurrentTime) != GrabSuccess)
return;
- XQueryPointer(dpy, root, &dummy, &dummy, &x, &y, &di, &di, &dui);
+ if(!getrootpointer(&x, &y))
+ return;
do {
XMaskEvent(dpy, MOUSEMASK|ExposureMask|SubstructureRedirectMask, &ev);
switch (ev.type) {
}
while(ev.type != ButtonRelease);
XUngrabPointer(dpy, CurrentTime);
+ if((m = pointertomon(c->x + c->w / 2, c->y + c->h / 2)) != selmon) {
+ sendmon(c, m);
+ selmon = m;
+ focus(NULL);
+ }
}
Client *
return c;
}
+Monitor *
+pointertomon(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 mons;
+}
+
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:
int ocx, ocy;
int nw, nh;
Client *c;
+ Monitor *m;
XEvent ev;
if(!(c = selmon->sel))
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 = pointertomon(c->x + c->w / 2, c->y + c->h / 2)) != selmon) {
+ sendmon(c, m);
+ selmon = m;
+ focus(NULL);
+ }
}
void
}
void
+sendmon(Client *c, Monitor *m) {
+ if(c->mon == m)
+ return;
+ unfocus(c);
+ detach(c);
+ detachstack(c);
+ c->mon = m;
+ c->tags = m->tagset[m->seltags]; /* assign tags of target monitor */
+ attach(c);
+ attachstack(c);
+ focus(NULL);
+ arrange();
+}
+
+void
setclientstate(Client *c, long state) {
long data[] = {state, None};
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;
}
}
-#ifdef XINERAMA
void
tagmon(const Arg *arg) {
- unsigned int i;
- Client *c;
Monitor *m;
- if(!(c = selmon->sel))
+ if(!selmon->sel || !(m = idxtomon(arg->ui)))
return;
- for(i = 0, m = mons; m; m = m->next, i++)
- if(i == arg->ui) {
- detach(c);
- detachstack(c);
- c->mon = m;
- c->tags = m->seltags; /* assign tags of target monitor */
- attach(c);
- attachstack(c);
- m->sel = c;
- for(c = selmon->stack; c && !ISVISIBLE(c); c = c->snext);
- selmon->sel = c;
- arrange();
- break;
- }
+ sendmon(selmon->sel, m);
}
-#endif /* XINERAMA */
int
textnw(const char *text, unsigned int len) {
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);
- }
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)))
+ if((c = wintoclient(ev->window)))
unmanage(c);
}
void
updategeom(void) {
- int i, di, n = 1, x, y;
- unsigned int dui;
+ int i, n = 1;
Client *c;
Monitor *newmons = NULL, *m, *tm;
- Window dummy;
-#ifdef XINULATOR
- n = 2;
-#elif defined(XINERAMA)
+#ifdef XINERAMA
XineramaScreenInfo *info = NULL;
if(XineramaIsActive(dpy))
info = XineramaQueryScreens(dpy, &n);
-#endif
+#endif /* XINERAMA */
/* allocate monitor(s) for the new geometry setup */
for(i = 0; i < n; i++) {
m = (Monitor *)malloc(sizeof(Monitor));
}
/* 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->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->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->showbar = SHOWBAR;
+ m->topbar = TOPBAR;
updatebarpos(m);
}
}
/* select focused monitor */
- selmon = newmons;
- if(XQueryPointer(dpy, root, &dummy, &dummy, &x, &y, &di, &di, &dui))
- for(m = newmons; m; m = m->next)
- if(INRECT(x, y, m->wx, m->wy, m->ww, m->wh)) {
- selmon = m;
- break;
- }
-
- /* final assignment of new monitors */
cleanupmons();
mons = newmons;
+ selmon = wintomon(root);
}
void
}
void
-updatestatus() {
+updatestatus(void) {
if(!gettextprop(root, XA_WM_NAME, stext, sizeof(stext)))
strcpy(stext, "dwm-"VERSION);
drawbar(selmon);
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 && getrootpointer(&x, &y))
+ return pointertomon(x, y);
+ for(m = mons; m; m = m->next)
+ if(w == m->barwin)
+ return m;
+ if((c = wintoclient(w)))
+ return c->mon;
+ return mons;
+}
+
/* 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. */
Got questions, comments, patches, etc.? Contact Jason Woofenden