dwm

commit ab3832fc98c88a51e1e024e7010097adc59a8ca0
parent 4d91401f903c46057c477069dd23280673015cf1
Author: Alex Balgavy <alex@balgavy.eu>
Date:   Fri,  8 Oct 2021 12:31:19 +0200

Patch - scratchpad

Diffstat:
M
config.h
 | 
3
+++
M
dwm.c
 | 
34
++++++++++++++++++++++++++++++++++

2 files changed, 37 insertions(+), 0 deletions(-)
diff --git a/config.h b/config.h
@@ -93,6 +93,8 @@ static const Layout layouts[] = {
 static char dmenumon[2] = "0"; /* component of dmenucmd, manipulated in spawn() */
 static const char *dmenucmd[] = { "dmenu_run", "-m", dmenumon, "-fn", dmenufont, "-nb", normbgcolor, "-nf", normfgcolor, "-sb", selbordercolor, "-sf", selfgcolor, NULL };
 static const char *termcmd[]  = { TERM, NULL };
+static const char scratchpadname[] = "scratchpad";
+static const char *scratchpadcmd[] = { "st", "-t", scratchpadname, "-g", "120x34", NULL };
 
 /*
  * Xresources preferences to load at startup
@@ -126,6 +128,7 @@ static Key keys[] = {
         { MODKEY,                       XK_r,      spawn,          {.v = dmenucmd } },
 	{ MODKEY|ShiftMask,		XK_r,	   livereload_xresources,	   {.v = NULL } },
         { MODKEY,                       XK_Return, spawn,          {.v = termcmd } },
+        { MODKEY|ShiftMask,             XK_minus,  togglescratch,  {.v = scratchpadcmd } },
         { MODKEY,                       XK_b,      togglebar,      {0} },
         { MODKEY,                       XK_i,      incnmaster,     {.i = +1 } },
         { MODKEY,                       XK_d,      incnmaster,     {.i = -1 } },
diff --git a/dwm.c b/dwm.c
@@ -251,6 +251,7 @@ static void tag(const Arg *arg);
 static void tagmon(const Arg *arg);
 static void togglebar(const Arg *arg);
 static void togglefloating(const Arg *arg);
+static void togglescratch(const Arg *arg);
 static void togglefullscr(const Arg *arg);
 static void toggletag(const Arg *arg);
 static void toggleview(const Arg *arg);
@@ -335,6 +336,8 @@ struct Pertag {
 	int showbars[LENGTH(tags) + 1]; /* display bar for the current tag */
 };
 
+static unsigned int scratchtag = 1 << LENGTH(tags);
+
 /* compile-time check if all tags fit into an unsigned int bit array. */
 struct NumTags { char limitexceeded[LENGTH(tags) > 31 ? -1 : 1]; };
 
@@ -1229,6 +1232,14 @@ manage(Window w, XWindowAttributes *wa)
 		&& (c->x + (c->w / 2) < c->mon->wx + c->mon->ww)) ? bh : c->mon->my);
 	c->bw = borderpx;
 
+	selmon->tagset[selmon->seltags] &= ~scratchtag;
+	if (!strcmp(c->name, scratchpadname)) {
+		c->mon->tagset[c->mon->seltags] |= c->tags = scratchtag;
+		c->isfloating = True;
+		c->x = c->mon->wx + (c->mon->ww / 2 - WIDTH(c) / 2);
+		c->y = c->mon->wy + (c->mon->wh / 2 - HEIGHT(c) / 2);
+	}
+
 	wc.border_width = c->bw;
 	XConfigureWindow(dpy, w, CWBorderWidth, &wc);
 	XSetWindowBorder(dpy, w, scheme[SchemeNorm][ColBorder].pixel);
@@ -1860,6 +1871,7 @@ spawn(const Arg *arg)
 {
 	if (arg->v == dmenucmd)
 		dmenumon[0] = '0' + selmon->num;
+	selmon->tagset[selmon->seltags] &= ~scratchtag;
 	if (fork() == 0) {
 		if (dpy)
 			close(ConnectionNumber(dpy));
@@ -1950,6 +1962,28 @@ togglefullscr(const Arg *arg)
 }
 
 void
+togglescratch(const Arg *arg)
+{
+	Client *c;
+	unsigned int found = 0;
+
+	for (c = selmon->clients; c && !(found = c->tags & scratchtag); c = c->next);
+	if (found) {
+		unsigned int newtagset = selmon->tagset[selmon->seltags] ^ scratchtag;
+		if (newtagset) {
+			selmon->tagset[selmon->seltags] = newtagset;
+			focus(NULL);
+			arrange(selmon);
+		}
+		if (ISVISIBLE(c)) {
+			focus(c);
+			restack(selmon);
+		}
+	} else
+		spawn(arg);
+}
+
+void
 toggletag(const Arg *arg)
 {
 	unsigned int newtags;