/* See LICENSE file for copyright and license details. */
#include "dwm.h"
-#include <stdio.h>
#include <stdlib.h>
-
-unsigned int blw = 0;
-Layout *lt = NULL;
+#include <string.h>
+#include <X11/Xatom.h>
+#include <X11/Xutil.h>
/* static */
-static double ratio = RATIO;
-static unsigned int nlayouts = 0;
-static unsigned int nmaster = NMASTER;
+typedef struct {
+ const char *symbol;
+ void (*arrange)(void);
+} Layout;
-static double // simple pow()
-spow(double x, double y)
-{
- if(y == 0)
- return 1;
- while(--y)
- x *= x;
- return x;
-}
+unsigned int blw = 0;
+static char prop[128];
+static unsigned int ltidx = 0; /* default */
static void
-tile(void) {
- double mscale = 0, tscale = 0, sum = 0;
- unsigned int i, n, nx, ny, nw, nh, mw, tw;
+floating(void) { /* default floating layout */
Client *c;
- for(n = 0, c = nexttiled(clients); c; c = nexttiled(c->next))
- n++;
-
- mw = (n <= nmaster) ? waw : waw / (1 + ratio);
- tw = waw - mw;
-
- if(n > 0) {
- if(n < nmaster) {
- for(i = 0; i < n; i++)
- sum += spow(ratio, i);
- mscale = wah / sum;
- }
- else {
- for(i = 0; i < nmaster; i++)
- sum += spow(ratio, i);
- mscale = wah / sum;
- for(sum = 0, i = 0; i < (n - nmaster); i++)
- sum += spow(ratio, i);
- tscale = wah / sum;
- }
- }
- nx = wax;
- ny = way;
- for(i = 0, c = clients; c; c = c->next)
- if(isvisible(c)) {
- unban(c);
- if(c->isfloating)
- continue;
- c->ismax = False;
- if(i < nmaster) { /* master window */
- nw = mw - 2 * c->border;
- if(i + 1 == n || i + 1 == nmaster)
- nh = (way + wah) - ny - (2 * c->border);
- else
- nh = (mscale * spow(ratio, i)) - (2 * c->border);
- }
- else { /* tile window */
- if(i == nmaster) {
- ny = way;
- nx = wax + mw;
- }
- nw = tw - 2 * c->border;
- if(i + 1 == n)
- nh = (way + wah) - ny - (2 * c->border);
- else
- nh = (tscale * spow(ratio, i - nmaster)) - (2 * c->border);
- }
- if(nh < bh) {
- nh = bh;
- ny = way + wah - nh;
- }
- resize(c, nx, ny, nw, nh, False);
- ny += nh;
- i++;
- }
- else
- ban(c);
- focus(NULL);
- restack();
+ for(c = clients; c; c = c->next)
+ if(isvisible(c))
+ resize(c, c->x, c->y, c->w, c->h, True);
}
+static unsigned int nlayouts = 0;
+
LAYOUTS
/* extern */
void
-floating(void) {
+arrange(void) {
Client *c;
for(c = clients; c; c = c->next)
- if(isvisible(c)) {
+ if(isvisible(c))
unban(c);
- resize(c, c->x, c->y, c->w, c->h, True);
- }
else
ban(c);
+ layouts[ltidx].arrange();
focus(NULL);
restack();
}
void
-focusclient(const char *arg) {
+focusnext(const char *arg) {
Client *c;
-
- if(!sel || !arg)
+
+ if(!sel)
return;
- if(atoi(arg) < 0) {
- for(c = sel->prev; c && !isvisible(c); c = c->prev);
- if(!c) {
- for(c = clients; c && c->next; c = c->next);
- for(; c && !isvisible(c); c = c->prev);
- }
- }
- else {
- for(c = sel->next; c && !isvisible(c); c = c->next);
- if(!c)
- for(c = clients; c && !isvisible(c); c = c->next);
- }
+ for(c = sel->next; c && !isvisible(c); c = c->next);
+ if(!c)
+ for(c = clients; c && !isvisible(c); c = c->next);
if(c) {
focus(c);
restack();
}
void
-incratio(const char *arg) {
- double delta;
+focusprev(const char *arg) {
+ Client *c;
- if(lt->arrange != tile)
+ if(!sel)
return;
- if(!arg)
- ratio = RATIO;
- else {
- if(1 == sscanf(arg, "%lf", &delta)) {
- if(delta + ratio < .1 || delta + ratio > 1.9)
- return;
- ratio += delta;
- }
+ for(c = sel->prev; c && !isvisible(c); c = c->prev);
+ if(!c) {
+ for(c = clients; c && c->next; c = c->next);
+ for(; c && !isvisible(c); c = c->prev);
+ }
+ if(c) {
+ focus(c);
+ restack();
}
- lt->arrange();
}
-void
-incnmaster(const char *arg) {
- int i;
+const char *
+getsymbol(void)
+{
+ return layouts[ltidx].symbol;
+}
- if(!arg)
- nmaster = NMASTER;
- else {
- i = atoi(arg);
- if((lt->arrange != tile) || (nmaster + i < 1)
- || (wah / (nmaster + i) <= 2 * BORDERPX))
- return;
- nmaster += i;
- }
- if(sel)
- lt->arrange();
- else
- drawstatus();
+Bool
+isfloating(void) {
+ return layouts[ltidx].arrange == floating;
+}
+
+Bool
+isarrange(void (*func)())
+{
+ return func == layouts[ltidx].arrange;
}
void
initlayouts(void) {
unsigned int i, w;
- lt = &layout[0];
- nlayouts = sizeof layout / sizeof layout[0];
+ nlayouts = sizeof layouts / sizeof layouts[0];
for(blw = i = 0; i < nlayouts; i++) {
- w = textw(layout[i].symbol);
+ w = textw(layouts[i].symbol);
if(w > blw)
blw = w;
}
}
+void
+loaddwmprops(void) {
+ unsigned int i;
+
+ if(gettextprop(root, dwmprops, prop, sizeof prop)) {
+ for(i = 0; i < ntags && i < sizeof prop - 1 && prop[i] != '\0'; i++)
+ seltags[i] = prop[i] == '1';
+ if(i < sizeof prop - 1 && prop[i] != '\0') {
+ if(prop[i] < nlayouts)
+ ltidx = prop[i];
+ }
+ }
+}
+
Client *
nexttiled(Client *c) {
for(; c && (c->isfloating || !isvisible(c)); c = c->next);
drawstatus();
if(!sel)
return;
- if(sel->isfloating || lt->arrange == floating)
+ if(sel->isfloating || isfloating())
XRaiseWindow(dpy, sel->win);
- if(lt->arrange != floating) {
+ if(!isfloating()) {
wc.stack_mode = Below;
wc.sibling = barwin;
if(!sel->isfloating) {
}
void
+savedwmprops(void) {
+ unsigned int i;
+
+ for(i = 0; i < ntags && i < sizeof prop - 1; i++)
+ prop[i] = seltags[i] ? '1' : '0';
+ if(i < sizeof prop - 1)
+ prop[i++] = (char)ltidx;
+ prop[i] = '\0';
+ XChangeProperty(dpy, root, dwmprops, XA_STRING, 8,
+ PropModeReplace, (unsigned char *)prop, i);
+}
+
+void
setlayout(const char *arg) {
int i;
if(!arg) {
- lt++;
- if(lt == layout + nlayouts)
- lt = layout;
+ if(++ltidx == nlayouts)
+ ltidx = 0;;
}
else {
i = atoi(arg);
if(i < 0 || i >= nlayouts)
return;
- lt = &layout[i];
+ ltidx = i;
}
if(sel)
- lt->arrange();
+ arrange();
else
drawstatus();
+ savedwmprops();
}
void
else
bpos = BarOff;
updatebarpos();
- lt->arrange();
+ arrange();
}
void
togglemax(const char *arg) {
XEvent ev;
- if(!sel || (lt->arrange != floating && !sel->isfloating) || sel->isfixed)
+ if(!sel || (!isfloating() && !sel->isfloating) || sel->isfixed)
return;
if((sel->ismax = !sel->ismax)) {
sel->rx = sel->x;
drawstatus();
while(XCheckMaskEvent(dpy, EnterWindowMask, &ev));
}
-
-void
-zoom(const char *arg) {
- Client *c;
-
- if(!sel || lt->arrange == floating || sel->isfloating)
- return;
- if((c = sel) == nexttiled(clients))
- if(!(c = nexttiled(c->next)))
- return;
- detach(c);
- attach(c);
- focus(c);
- lt->arrange();
-}
Got questions, comments, patches, etc.? Contact Jason Woofenden