-/*
- * (C)opyright MMVI Anselm R. Garbe <garbeam at gmail dot com>
- * See LICENSE file for license details.
- */
+/* See LICENSE file for copyright and license details. */
#include "dwm.h"
#include <regex.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
-#include <sys/types.h>
+#include <X11/Xatom.h>
#include <X11/Xutil.h>
+/* static */
typedef struct {
- const char *clpattern;
- const char *tpattern;
- Bool isfloat;
+ const char *prop;
+ const char *tags;
+ Bool isfloating;
} Rule;
typedef struct {
- regex_t *clregex;
- regex_t *tregex;
-} RReg;
-
-/* static */
+ regex_t *propregex;
+ regex_t *tagregex;
+} Regs;
TAGS
RULES
-static RReg *rreg = NULL;
-static unsigned int len = 0;
-
-void (*arrange)(Arg *) = DEFMODE;
+static Regs *regs = NULL;
+static unsigned int nrules = 0;
+static char prop[512];
-/* extern */
-
-void
-dofloat(Arg *arg)
-{
- Client *c;
+static void
+persistconfig(Client *c) {
+ unsigned int i;
- for(c = clients; c; c = c->next) {
- c->ismax = False;
- if(isvisible(c)) {
- resize(c, True, TopLeft);
- }
- else
- ban(c);
- }
- if(!sel || !isvisible(sel))
- sel = getnext(clients);
- if(sel) {
- focus(sel);
- restack();
- }
- else
- XSetInputFocus(dpy, root, RevertToPointerRoot, CurrentTime);
+ for(i = 0; i < ntags && i < sizeof prop - 1; i++)
+ prop[i] = c->tags[i] ? '1' : '0';
+ if(i < sizeof prop - 1)
+ prop[i++] = c->isfloating ? '1' : '0';
+ prop[i] = '\0';
+ XChangeProperty(dpy, c->win, dwmconfig, XA_STRING, 8,
+ PropModeReplace, (unsigned char *)prop, i);
}
-void
-dotile(Arg *arg)
-{
- int h, i, n, w;
- Client *c;
-
- w = sw - mw;
- for(n = 0, c = clients; c; c = c->next)
- if(isvisible(c) && !c->isfloat)
- n++;
-
- if(n > 1)
- h = (sh - bh) / (n - 1);
- else
- h = sh - bh;
-
- for(i = 0, c = clients; c; c = c->next) {
- c->ismax = False;
- if(isvisible(c)) {
- if(c->isfloat) {
- resize(c, True, TopLeft);
- continue;
- }
- if(n == 1) {
- c->x = sx;
- c->y = sy + bh;
- c->w = sw - 2;
- c->h = sh - 2 - bh;
- }
- else if(i == 0) {
- c->x = sx;
- c->y = sy + bh;
- c->w = mw - 2;
- c->h = sh - 2 - bh;
- }
- else if(h > bh) {
- c->x = sx + mw;
- c->y = sy + (i - 1) * h + bh;
- c->w = w - 2;
- if(i + 1 == n)
- c->h = sh - c->y - 2;
- else
- c->h = h - 2;
- }
- else { /* fallback if h < bh */
- c->x = sx + mw;
- c->y = sy + bh;
- c->w = w - 2;
- c->h = sh - 2 - bh;
- }
- resize(c, False, TopLeft);
- i++;
- }
- else
- ban(c);
- }
- if(!sel || !isvisible(sel))
- sel = getnext(clients);
- if(sel)
- focus(sel);
- else
- XSetInputFocus(dpy, root, RevertToPointerRoot, CurrentTime);
- restack();
-}
+static unsigned int
+idxoftag(const char *tag) {
+ unsigned int i;
-Client *
-getnext(Client *c)
-{
- for(; c && !isvisible(c); c = c->next);
- return c;
+ for(i = 0; i < ntags; i++)
+ if(tags[i] == tag)
+ return i;
+ return 0;
}
-Client *
-getprev(Client *c)
-{
- for(; c && !isvisible(c); c = c->prev);
- return c;
-}
+/* extern */
void
-initrregs()
-{
+compileregs(void) {
unsigned int i;
regex_t *reg;
- if(rreg)
+ if(regs)
return;
- len = sizeof(rule) / sizeof(rule[0]);
- rreg = emallocz(len * sizeof(RReg));
-
- for(i = 0; i < len; i++) {
- if(rule[i].clpattern) {
+ nrules = sizeof rules / sizeof rules[0];
+ regs = emallocz(nrules * sizeof(Regs));
+ for(i = 0; i < nrules; i++) {
+ if(rules[i].prop) {
reg = emallocz(sizeof(regex_t));
- if(regcomp(reg, rule[i].clpattern, 0))
+ if(regcomp(reg, rules[i].prop, REG_EXTENDED))
free(reg);
else
- rreg[i].clregex = reg;
+ regs[i].propregex = reg;
}
- if(rule[i].tpattern) {
+ if(rules[i].tags) {
reg = emallocz(sizeof(regex_t));
- if(regcomp(reg, rule[i].tpattern, 0))
+ if(regcomp(reg, rules[i].tags, REG_EXTENDED))
free(reg);
else
- rreg[i].tregex = reg;
+ regs[i].tagregex = reg;
}
}
}
Bool
-isvisible(Client *c)
-{
+isvisible(Client *c) {
unsigned int i;
for(i = 0; i < ntags; i++)
- if(c->tags[i] && seltag[i])
+ if(c->tags[i] && seltags[i])
return True;
return False;
}
void
-restack()
-{
- static unsigned int nwins = 0;
- static Window *wins = NULL;
- unsigned int f, fi, m, mi, n;
- Client *c;
- XEvent ev;
-
- for(f = 0, m = 0, c = clients; c; c = c->next)
- if(isvisible(c)) {
- if(c->isfloat || arrange == dofloat)
- f++;
- else
- m++;
- }
- if(!(n = 2 * (f + m))) {
- drawstatus();
- return;
- }
- if(nwins < n) {
- nwins = n;
- wins = erealloc(wins, nwins * sizeof(Window));
- }
+settags(Client *c, Client *trans) {
+ unsigned int i, j;
+ regmatch_t tmp;
+ Bool matched = trans != NULL;
+ XClassHint ch = { 0 };
+ XTextProperty name;
- fi = 0;
- mi = 2 * f;
- if(sel->isfloat || arrange == dofloat) {
- wins[fi++] = sel->title;
- wins[fi++] = sel->win;
+ if(matched) {
+ for(i = 0; i < ntags; i++)
+ c->tags[i] = trans->tags[i];
}
else {
- wins[mi++] = sel->title;
- wins[mi++] = sel->win;
- }
- for(c = clients; c; c = c->next)
- if(isvisible(c) && c != sel) {
- if(c->isfloat || arrange == dofloat) {
- wins[fi++] = c->title;
- wins[fi++] = c->win;
- }
- else {
- wins[mi++] = c->title;
- wins[mi++] = c->win;
- }
+ /* check if window has set a property */
+ name.nitems = 0;
+ XGetTextProperty(dpy, c->win, &name, dwmconfig);
+ if(name.nitems && name.encoding == XA_STRING) {
+ strncpy(prop, (char *)name.value, sizeof prop - 1);
+ prop[sizeof prop - 1] = '\0';
+ XFree(name.value);
+ for(i = 0; i < ntags && i < sizeof prop - 1 && prop[i] != '\0'; i++)
+ if((c->tags[i] = prop[i] == '1'))
+ matched = True;
+ if(i < sizeof prop - 1 && prop[i] != '\0')
+ c->isfloating = prop[i] == '1';
}
- XRestackWindows(dpy, wins, n);
- drawall();
- XSync(dpy, False);
- while(XCheckMaskEvent(dpy, EnterWindowMask, &ev));
-}
-
-void
-settags(Client *c)
-{
- char classinst[256];
- unsigned int i, j;
- regmatch_t tmp;
- Bool matched = False;
- XClassHint ch;
-
- if(XGetClassHint(dpy, c->win, &ch)) {
- snprintf(classinst, sizeof(classinst), "%s:%s",
+ }
+ if(!matched) {
+ /* rule matching */
+ XGetClassHint(dpy, c->win, &ch);
+ snprintf(prop, sizeof prop, "%s:%s:%s",
ch.res_class ? ch.res_class : "",
- ch.res_name ? ch.res_name : "");
- for(i = 0; !matched && i < len; i++)
- if(rreg[i].clregex && !regexec(rreg[i].clregex, classinst, 1, &tmp, 0)) {
- c->isfloat = rule[i].isfloat;
- for(j = 0; rreg[i].tregex && j < ntags; j++) {
- if(!regexec(rreg[i].tregex, tags[j], 1, &tmp, 0)) {
+ ch.res_name ? ch.res_name : "", c->name);
+ for(i = 0; i < nrules; i++)
+ if(regs[i].propregex && !regexec(regs[i].propregex, prop, 1, &tmp, 0)) {
+ c->isfloating = rules[i].isfloating;
+ for(j = 0; regs[i].tagregex && j < ntags; j++) {
+ if(!regexec(regs[i].tagregex, tags[j], 1, &tmp, 0)) {
matched = True;
c->tags[j] = True;
}
}
if(!matched)
for(i = 0; i < ntags; i++)
- c->tags[i] = seltag[i];
+ c->tags[i] = seltags[i];
+ persistconfig(c);
}
void
-tag(Arg *arg)
-{
+tag(const char *arg) {
unsigned int i;
if(!sel)
return;
-
for(i = 0; i < ntags; i++)
- sel->tags[i] = False;
- sel->tags[arg->i] = True;
- settitle(sel);
- if(!isvisible(sel))
- arrange(NULL);
+ sel->tags[i] = arg == NULL;
+ i = idxoftag(arg);
+ if(i >= 0 && i < ntags)
+ sel->tags[i] = True;
+ persistconfig(sel);
+ arrange();
}
void
-togglemode(Arg *arg)
-{
- arrange = arrange == dofloat ? dotile : dofloat;
- if(sel)
- arrange(NULL);
- else
- drawstatus();
+togglefloating(const char *arg) {
+ if(!sel || isfloating())
+ return;
+ sel->isfloating = !sel->isfloating;
+ if(sel->isfloating) {
+ resize(sel, sel->x, sel->y, sel->w, sel->h, True);
+ persistconfig(sel);
+ }
+ arrange();
}
void
-toggletag(Arg *arg)
-{
- unsigned int i;
+toggletag(const char *arg) {
+ unsigned int i, j;
if(!sel)
return;
-
- sel->tags[arg->i] = !sel->tags[arg->i];
- for(i = 0; i < ntags && !sel->tags[i]; i++);
- if(i == ntags)
- sel->tags[arg->i] = True;
- settitle(sel);
- if(!isvisible(sel))
- arrange(NULL);
+ i = idxoftag(arg);
+ sel->tags[i] = !sel->tags[i];
+ for(j = 0; j < ntags && !sel->tags[j]; j++);
+ if(j == ntags)
+ sel->tags[i] = True;
+ persistconfig(sel);
+ arrange();
}
-
void
-toggleview(Arg *arg)
-{
- unsigned int i;
+toggleview(const char *arg) {
+ unsigned int i, j;
- seltag[arg->i] = !seltag[arg->i];
- for(i = 0; i < ntags && !seltag[i]; i++);
- if(i == ntags)
- seltag[arg->i] = True; /* cannot toggle last view */
- arrange(NULL);
+ i = idxoftag(arg);
+ seltags[i] = !seltags[i];
+ for(j = 0; j < ntags && !seltags[j]; j++);
+ if(j == ntags)
+ seltags[i] = True; /* cannot toggle last view */
+ arrange();
}
void
-view(Arg *arg)
-{
+view(const char *arg) {
unsigned int i;
for(i = 0; i < ntags; i++)
- seltag[i] = False;
- seltag[arg->i] = True;
- arrange(NULL);
+ seltags[i] = arg == NULL;
+ i = idxoftag(arg);
+ if(i >= 0 && i < ntags)
+ seltags[i] = True;
+ arrange();
}