updated man page, added CAVEATS section

[dwm.git] / tag.c

diff --git a/tag.c b/tag.c
index 0861128..9904dd1 100644 (file)
--- a/tag.c
+++ b/tag.c
@@ -2,71 +2,46 @@
  * (C)opyright MMVI Anselm R. Garbe <garbeam at gmail dot com>
  * See LICENSE file for license details.
  */
  * (C)opyright MMVI Anselm R. Garbe <garbeam at gmail dot com>
  * See LICENSE file for license details.
  */

-
-#include <stdlib.h>
+#include "dwm.h"
+#include <regex.h>

 #include <stdio.h>
 #include <stdio.h>

+#include <stdlib.h>

 #include <string.h>
 #include <string.h>

-#include <X11/Xatom.h>
+#include <sys/types.h>

 #include <X11/Xutil.h>
 
 #include <X11/Xutil.h>
 

-#include "dwm.h"

 
 

-static Rule rule[] = {
-       /* class                        instance        tags                                            dofloat */
-       { "Firefox-bin",        "Gecko",        { [Twww] = "www" },                     False },
-};
+typedef struct {
+       const char *clpattern;
+       const char *tpattern;
+       Bool isfloat;
+} Rule;

 
 

-void (*arrange)(Arg *) = dotile;
+typedef struct {
+       regex_t *clregex;
+       regex_t *tregex;
+} RReg;

 
 

-Client *
-getnext(Client *c)
-{
-       for(; c && !c->tags[tsel]; c = c->next);
-       return c;
-}
+/* static */

 
 

-void
-settags(Client *c)
-{
-       XClassHint ch;
-       static unsigned int len = rule ? sizeof(rule) / sizeof(rule[0]) : 0;
-       unsigned int i, j;
-       Bool matched = False;
+TAGS
+RULES

 
 

-       if(!len) {
-               c->tags[tsel] = tags[tsel];
-               return;
-       }
+static RReg *rreg = NULL;
+static unsigned int len = 0;

 
 

-       if(XGetClassHint(dpy, c->win, &ch)) {
-               if(ch.res_class && ch.res_name) {
-                       for(i = 0; i < len; i++)
-                               if(!strncmp(rule[i].class, ch.res_class, sizeof(rule[i].class))
-                                       && !strncmp(rule[i].instance, ch.res_name, sizeof(rule[i].instance)))
-                               {
-                                       for(j = 0; j < TLast; j++)
-                                               c->tags[j] = rule[i].tags[j];
-                                       c->dofloat = rule[i].dofloat;
-                                       matched = True;
-                                       break;
-                               }
-               }
-               if(ch.res_class)
-                       XFree(ch.res_class);
-               if(ch.res_name)
-                       XFree(ch.res_name);
-       }
+void (*arrange)(Arg *) = DEFMODE;

 
 

-       if(!matched)
-               c->tags[tsel] = tags[tsel];
-}
+/* extern */

 
 void
 
 void

-view(Arg *arg)
+appendtag(Arg *arg)

 {
 {

-       tsel = arg->i;
+       if(!sel)
+               return;
+
+       sel->tags[arg->i] = True;

        arrange(NULL);
        arrange(NULL);

-       drawall();

 }
 
 void
 }
 
 void


@@ -74,32 +49,32 @@ dofloat(Arg *arg)
 {
        Client *c;
 
 {
        Client *c;
 

-       arrange = dofloat;

        for(c = clients; c; c = c->next) {
        for(c = clients; c; c = c->next) {

-               if(c->tags[tsel])
-                       resize(c, True);
+               c->ismax = False;
+               if(isvisible(c)) {
+                       resize(c, True, TopLeft);
+               }

                else
                        ban(c);
        }
                else
                        ban(c);
        }

-       if(sel && !sel->tags[tsel]) {
-               if((sel = getnext(clients))) {
-                       higher(sel);
-                       focus(sel);
-               }
+       if((sel = getnext(clients))) {
+               higher(sel);
+               focus(sel);

        }
        }

+       else
+               XSetInputFocus(dpy, root, RevertToPointerRoot, CurrentTime);

        drawall();
 }
 
 void
 dotile(Arg *arg)
 {
        drawall();
 }
 
 void
 dotile(Arg *arg)
 {

-       Client *c;

        int n, i, w, h;
        int n, i, w, h;

+       Client *c;

 
        w = sw - mw;
 
        w = sw - mw;

-       arrange = dotile;

        for(n = 0, c = clients; c; c = c->next)
        for(n = 0, c = clients; c; c = c->next)

-               if(c->tags[tsel] && !c->dofloat)
+               if(isvisible(c) && !c->isfloat)

                        n++;
 
        if(n > 1)
                        n++;
 
        if(n > 1)


@@ -108,64 +83,203 @@ dotile(Arg *arg)
                h = sh - bh;
 
        for(i = 0, c = clients; c; c = c->next) {
                h = sh - bh;
 
        for(i = 0, c = clients; c; c = c->next) {

-               if(c->tags[tsel]) {
-                       if(c->dofloat) {
+               c->ismax = False;
+               if(isvisible(c)) {
+                       if(c->isfloat) {

                                higher(c);
                                higher(c);

-                               resize(c, True);
+                               resize(c, True, TopLeft);

                                continue;
                        }
                        if(n == 1) {
                                c->x = sx;
                                c->y = sy + bh;
                                continue;
                        }
                        if(n == 1) {
                                c->x = sx;
                                c->y = sy + bh;

-                               c->w = sw - 2 * c->border;
-                               c->h = sh - 2 * c->border - bh;
+                               c->w = sw - 2;
+                               c->h = sh - 2 - bh;

                        }
                        else if(i == 0) {
                                c->x = sx;
                                c->y = sy + bh;
                        }
                        else if(i == 0) {
                                c->x = sx;
                                c->y = sy + bh;

-                               c->w = mw - 2 * c->border;
-                               c->h = sh - 2 * c->border - bh;
+                               c->w = mw - 2;
+                               c->h = sh - 2 - bh;

                        }
                        }

-                       else {
+                       else if(h > bh) {

                                c->x = sx + mw;
                                c->y = sy + (i - 1) * h + bh;
                                c->x = sx + mw;
                                c->y = sy + (i - 1) * h + bh;

-                               c->w = w - 2 * c->border;
-                               c->h = h - 2 * c->border;
+                               c->w = w - 2;
+                               if(i + 1 == n)
+                                       c->h = sh - c->y - 2;
+                               else
+                                       c->h = h - 2;

                        }
                        }

-                       resize(c, False);
+                       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);
        }
                        i++;
                }
                else
                        ban(c);
        }

-       if(!sel || (sel && !sel->tags[tsel])) {
-               if((sel = getnext(clients))) {
-                       higher(sel);
-                       focus(sel);
-               }
+       if((sel = getnext(clients))) {
+               higher(sel);
+               focus(sel);

        }
        }

+       else
+               XSetInputFocus(dpy, root, RevertToPointerRoot, CurrentTime);

        drawall();
 }
 
        drawall();
 }
 

+Client *
+getnext(Client *c)
+{
+       for(; c && !isvisible(c); c = c->next);
+       return c;
+}
+
+Client *
+getprev(Client *c)
+{
+       for(; c && !isvisible(c); c = c->prev);
+       return c;
+}
+

 void
 void

-appendtag(Arg *arg)
+initrregs()

 {
 {

-       if(!sel)
+       unsigned int i;
+       regex_t *reg;
+
+       if(rreg)

                return;
                return;

+       len = sizeof(rule) / sizeof(rule[0]);
+       rreg = emallocz(len * sizeof(RReg));

 
 

-       sel->tags[arg->i] = tags[arg->i];
-       arrange(NULL);
+       for(i = 0; i < len; i++) {
+               if(rule[i].clpattern) {
+                       reg = emallocz(sizeof(regex_t));
+                       if(regcomp(reg, rule[i].clpattern, 0))
+                               free(reg);
+                       else
+                               rreg[i].clregex = reg;
+               }
+               if(rule[i].tpattern) {
+                       reg = emallocz(sizeof(regex_t));
+                       if(regcomp(reg, rule[i].tpattern, 0))
+                               free(reg);
+                       else
+                               rreg[i].tregex = reg;
+               }
+       }
+}
+
+Bool
+isvisible(Client *c)
+{
+       unsigned int i;
+
+       for(i = 0; i < ntags; i++)
+               if(c->tags[i] && seltag[i])
+                       return True;
+       return False;

 }
 
 void
 replacetag(Arg *arg)
 {
        int i;
 }
 
 void
 replacetag(Arg *arg)
 {
        int i;

+

        if(!sel)
                return;
 
        if(!sel)
                return;
 

-       for(i = 0; i < TLast; i++)
-               sel->tags[i] = NULL;
+       for(i = 0; i < ntags; i++)
+               sel->tags[i] = False;

        appendtag(arg);
 }
 
        appendtag(arg);
 }
 

+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",
+                               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)) {
+                                               matched = True;
+                                               c->tags[j] = True;
+                                       }
+                               }
+                       }
+               if(ch.res_class)
+                       XFree(ch.res_class);
+               if(ch.res_name)
+                       XFree(ch.res_name);
+       }
+       if(!matched)
+               for(i = 0; i < ntags; i++)
+                       c->tags[i] = seltag[i];
+}
+
+void
+togglemode(Arg *arg)
+{
+       arrange = arrange == dofloat ? dotile : dofloat;
+       arrange(NULL);
+}
+
+void
+view(Arg *arg)
+{
+       unsigned int i;
+
+       for(i = 0; i < ntags; i++)
+               seltag[i] = False;
+       seltag[arg->i] = True;
+       arrange(NULL);
+       drawall();
+}
+
+void
+toggleview(Arg *arg)
+{
+       unsigned int i;
+
+       seltag[arg->i] = !seltag[arg->i];
+       for(i = 0; !seltag[i] && i < ntags; i++);
+       if(i == ntags)
+               seltag[arg->i] = True; /* cannot toggle last view */
+       arrange(NULL);
+       drawall();
+}
+
+void
+viewnext(Arg *arg)
+{
+       unsigned int i;
+
+       for(i = 0; !seltag[i]; i++);
+       arg->i = (i < ntags-1) ? i+1 : 0;
+       view(arg);
+}
+
+void
+viewprev(Arg *arg)
+{
+       unsigned int i;
+
+       for(i = 0; !seltag[i]; i++);
+       arg->i = (i > 0) ? i-1 : ntags-1;
+       view(arg);
+}