-/*
- * (C)opyright MMVI Anselm R. Garbe <garbeam at gmail dot com>
+/* (C)opyright MMVI-MMVII Anselm R. Garbe <garbeam at gmail dot com>
* See LICENSE file for license details.
*/
-
#include "dwm.h"
+#include <regex.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <sys/types.h>
+#include <X11/Xutil.h>
-void (*arrange)(Arg *) = tiling;
+unsigned int master = MASTER;
+unsigned int nmaster = NMASTER;
+unsigned int blw = 0;
+Layout *lt = NULL;
-void
-view(Arg *arg)
-{
+/* static */
+
+typedef struct {
+ const char *prop;
+ const char *tags;
+ Bool isversatile;
+} Rule;
+
+typedef struct {
+ regex_t *propregex;
+ regex_t *tagregex;
+} Regs;
+
+TAGS
+RULES
+
+static Regs *regs = NULL;
+static unsigned int nrules = 0;
+static unsigned int nlayouts = 0;
+
+static void
+tile(void) {
+ unsigned int i, n, nx, ny, nw, nh, mw, mh, tw, th;
Client *c;
- tsel = arg->i;
- arrange(NULL);
+ for(n = 0, c = nexttiled(clients); c; c = nexttiled(c->next))
+ n++;
+ /* window geoms */
+ mh = (n > nmaster) ? wah / nmaster : wah / (n > 0 ? n : 1);
+ mw = (n > nmaster) ? (waw * master) / 1000 : waw;
+ th = (n > nmaster) ? wah / (n - nmaster) : 0;
+ tw = waw - mw;
- for(c = clients; c; c = next(c->next))
- draw_client(c);
- draw_bar();
+ for(i = 0, c = clients; c; c = c->next)
+ if(isvisible(c)) {
+ if(c->isbanned)
+ XMoveWindow(dpy, c->win, c->x, c->y);
+ c->isbanned = False;
+ if(c->isversatile)
+ continue;
+ c->ismax = False;
+ nx = wax;
+ ny = way;
+ if(i < nmaster) {
+ ny += i * mh;
+ nw = mw - 2 * BORDERPX;
+ nh = mh - 2 * BORDERPX;
+ }
+ else { /* tile window */
+ nx += mw;
+ nw = tw - 2 * BORDERPX;
+ if(th > 2 * BORDERPX) {
+ ny += (i - nmaster) * th;
+ nh = th - 2 * BORDERPX;
+ }
+ else /* fallback if th <= 2 * BORDERPX */
+ nh = wah - 2 * BORDERPX;
+ }
+ resize(c, nx, ny, nw, nh, False);
+ i++;
+ }
+ else {
+ c->isbanned = True;
+ XMoveWindow(dpy, c->win, c->x + 2 * sw, c->y);
+ }
+ if(!sel || !isvisible(sel)) {
+ for(c = stack; c && !isvisible(c); c = c->snext);
+ focus(c);
+ }
+ restack();
}
+LAYOUTS
+
+/* extern */
+
void
-floating(Arg *arg)
-{
- Client *c;
+compileregs(void) {
+ unsigned int i;
+ regex_t *reg;
- arrange = floating;
- for(c = clients; c; c = c->next) {
- if(c->tags[tsel])
- resize(c, True);
- else
- ban_client(c);
- }
- if(sel && !sel->tags[tsel]) {
- if((sel = next(clients))) {
- craise(sel);
- focus(sel);
+ if(regs)
+ return;
+ nrules = sizeof rule / sizeof rule[0];
+ regs = emallocz(nrules * sizeof(Regs));
+ for(i = 0; i < nrules; i++) {
+ if(rule[i].prop) {
+ reg = emallocz(sizeof(regex_t));
+ if(regcomp(reg, rule[i].prop, REG_EXTENDED))
+ free(reg);
+ else
+ regs[i].propregex = reg;
+ }
+ if(rule[i].tags) {
+ reg = emallocz(sizeof(regex_t));
+ if(regcomp(reg, rule[i].tags, REG_EXTENDED))
+ free(reg);
+ else
+ regs[i].tagregex = reg;
}
}
- draw_bar();
}
void
-tiling(Arg *arg)
-{
- Client *c;
- int n, i, w, h;
+incnmaster(Arg *arg) {
+ if((lt->arrange != tile) || (nmaster + arg->i < 1)
+ || (wah / (nmaster + arg->i) <= 2 * BORDERPX))
+ return;
+ nmaster += arg->i;
+ if(sel)
+ lt->arrange();
+ else
+ drawstatus();
+}
- w = sw - mw;
- arrange = tiling;
- for(n = 0, c = clients; c; c = c->next)
- if(c->tags[tsel] && !c->floating)
- n++;
+void
+initlayouts(void) {
+ unsigned int i, w;
- if(n > 1)
- h = (sh - bh) / (n - 1);
- else
- h = sh - bh;
+ lt = &layout[0];
+ nlayouts = sizeof layout / sizeof layout[0];
+ for(blw = i = 0; i < nlayouts; i++) {
+ w = textw(layout[i].symbol);
+ if(w > blw)
+ blw = w;
+ }
+}
+
+Bool
+isvisible(Client *c) {
+ unsigned int i;
+
+ for(i = 0; i < ntags; i++)
+ if(c->tags[i] && seltag[i])
+ return True;
+ return False;
+}
- for(i = 0, c = clients; c; c = c->next) {
- if(c->tags[tsel]) {
- if(c->floating) {
- craise(c);
- resize(c, True);
+void
+resizemaster(Arg *arg) {
+ if(lt->arrange != tile)
+ return;
+ if(arg->i == 0)
+ master = MASTER;
+ else {
+ if(waw * (master + arg->i) / 1000 >= waw - 2 * BORDERPX
+ || waw * (master + arg->i) / 1000 <= 2 * BORDERPX)
+ return;
+ master += arg->i;
+ }
+ lt->arrange();
+}
+
+void
+restack(void) {
+ Client *c;
+ XEvent ev;
+
+ drawstatus();
+ if(!sel)
+ return;
+ if(sel->isversatile || lt->arrange == versatile)
+ XRaiseWindow(dpy, sel->win);
+ if(lt->arrange != versatile) {
+ if(!sel->isversatile)
+ XLowerWindow(dpy, sel->win);
+ for(c = nexttiled(clients); c; c = nexttiled(c->next)) {
+ if(c == sel)
continue;
- }
- if(n == 1) {
- c->x = sx;
- c->y = sy + bh;
- c->w = sw - 2 * c->border;
- c->h = sh - 2 * c->border - 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;
- }
- else {
- c->x = sx + mw;
- c->y = sy + (i - 1) * h + bh;
- c->w = w - 2 * c->border;
- c->h = h - 2 * c->border;
- }
- resize(c, False);
- i++;
+ XLowerWindow(dpy, c->win);
}
- else
- ban_client(c);
}
- if(!sel || (sel && !sel->tags[tsel])) {
- if((sel = next(clients))) {
- craise(sel);
- focus(sel);
+ XSync(dpy, False);
+ while(XCheckMaskEvent(dpy, EnterWindowMask, &ev));
+}
+
+void
+settags(Client *c, Client *trans) {
+ char prop[512];
+ unsigned int i, j;
+ regmatch_t tmp;
+ Bool matched = trans != NULL;
+ XClassHint ch = { 0 };
+
+ if(matched)
+ for(i = 0; i < ntags; i++)
+ c->tags[i] = trans->tags[i];
+ else {
+ XGetClassHint(dpy, c->win, &ch);
+ snprintf(prop, sizeof prop, "%s:%s:%s",
+ ch.res_class ? ch.res_class : "",
+ 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->isversatile = rule[i].isversatile;
+ 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(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
+tag(Arg *arg) {
+ unsigned int i;
+
+ if(!sel)
+ return;
+ for(i = 0; i < ntags; i++)
+ sel->tags[i] = (arg->i == -1) ? True : False;
+ if(arg->i >= 0 && arg->i < ntags)
+ sel->tags[arg->i] = True;
+ lt->arrange();
+}
+
+void
+toggletag(Arg *arg) {
+ unsigned int i;
+
+ 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;
+ lt->arrange();
+}
+
+void
+togglelayout(Arg *arg) {
+ unsigned int i;
+
+ for(i = 0; i < nlayouts && lt != &layout[i]; i++);
+ if(i == nlayouts - 1)
+ lt = &layout[0];
+ else
+ lt = &layout[++i];
+ if(sel)
+ lt->arrange();
+ else
+ drawstatus();
+}
+
+void
+toggleversatile(Arg *arg) {
+ if(!sel || lt->arrange == versatile)
+ return;
+ sel->isversatile = !sel->isversatile;
+ lt->arrange();
+}
+
+void
+toggleview(Arg *arg) {
+ unsigned int i;
+
+ 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 */
+ lt->arrange();
+}
+
+void
+versatile(void) {
+ Client *c;
+
+ for(c = clients; c; c = c->next) {
+ if(isvisible(c)) {
+ if(c->isbanned)
+ XMoveWindow(dpy, c->win, c->x, c->y);
+ c->isbanned = False;
+ resize(c, c->x, c->y, c->w, c->h, True);
}
+ else {
+ c->isbanned = True;
+ XMoveWindow(dpy, c->win, c->x + 2 * sw, c->y);
+ }
+ }
+ if(!sel || !isvisible(sel)) {
+ for(c = stack; c && !isvisible(c); c = c->snext);
+ focus(c);
}
- draw_bar();
+ restack();
}
+void
+view(Arg *arg) {
+ unsigned int i;
+
+ for(i = 0; i < ntags; i++)
+ seltag[i] = (arg->i == -1) ? True : False;
+ if(arg->i >= 0 && arg->i < ntags)
+ seltag[arg->i] = True;
+ lt->arrange();
+}