From c5a1d2e5f899a0d12833eef20f540d0869db462d Mon Sep 17 00:00:00 2001
From: cwills <cwills.dev@gmail.com>
Date: Sun, 3 Dec 2023 21:41:29 -0500
Subject: [PATCH] spawn cmds on specific tags at startup

---
 config.def.h | 13 +++++++++++++
 dwm.c        | 48 ++++++++++++++++++++++++++++++++++++++++++++++--
 2 files changed, 59 insertions(+), 2 deletions(-)

diff --git a/config.def.h b/config.def.h
index 9efa774..4aac448 100644
--- a/config.def.h
+++ b/config.def.h
@@ -60,6 +60,19 @@ static char dmenumon[2] = "0"; /* component of dmenucmd, manipulated in spawn()
 static const char *dmenucmd[] = { "dmenu_run", "-m", dmenumon, "-fn", dmenufont, "-nb", col_gray1, "-nf", col_gray3, "-sb", col_cyan, "-sf", col_gray4, NULL };
 static const char *termcmd[]  = { "st", NULL };
 
+static const char *termcmd2[] = { "xterm", NULL };
+static const char *browsercmd[] = {"librewolf", NULL};
+static const char *keepassxccmd[] = {"keepassxc", NULL};
+static const char *emacscmd[] = {"emacs", NULL};
+
+Autostarttag autostarttaglist[] = {
+	{.cmd = browsercmd, .tags = 1 << 0 },
+	{.cmd = keepassxccmd, .tags = 1 << 4 },
+	{.cmd = emacscmd, .tags = 1 << 7 },
+	{.cmd = termcmd2, .tags = 1 << 8 },
+	{.cmd = NULL, .tags = 0 },
+};
+
 static const Key keys[] = {
 	/* modifier                     key        function        argument */
 	{ MODKEY,                       XK_p,      spawn,          {.v = dmenucmd } },
diff --git a/dwm.c b/dwm.c
index f1d86b2..000ff46 100644
--- a/dwm.c
+++ b/dwm.c
@@ -141,6 +141,11 @@ typedef struct {
 	int monitor;
 } Rule;
 
+typedef struct {
+	const char **cmd;
+	unsigned int tags;
+} Autostarttag;
+
 /* function declarations */
 static void applyrules(Client *c);
 static int applysizehints(Client *c, int *x, int *y, int *w, int *h, int interact);
@@ -206,6 +211,8 @@ static void setup(void);
 static void seturgent(Client *c, int urg);
 static void showhide(Client *c);
 static void spawn(const Arg *arg);
+static void autostarttagsspawner(void);
+static void applyautostarttags(Client *c);
 static void tag(const Arg *arg);
 static void tagmon(const Arg *arg);
 static void tile(Monitor *m);
@@ -267,6 +274,9 @@ static Display *dpy;
 static Drw *drw;
 static Monitor *mons, *selmon;
 static Window root, wmcheckwin;
+static unsigned int autostarttags = 0;
+static int autostartcomplete = 0;
+static int autostartcmdscomplete = 0;
 
 /* configuration, allows nested code to access above variables */
 #include "config.h"
@@ -1050,7 +1060,11 @@ manage(Window w, XWindowAttributes *wa)
 		c->tags = t->tags;
 	} else {
 		c->mon = selmon;
-		applyrules(c);
+		if (autostarttags) {
+			applyautostarttags(c);
+		} else {
+			applyrules(c);
+		}
 	}
 
 	if (c->x + WIDTH(c) > c->mon->wx + c->mon->ww)
@@ -1385,9 +1399,12 @@ run(void)
 	XEvent ev;
 	/* main event loop */
 	XSync(dpy, False);
-	while (running && !XNextEvent(dpy, &ev))
+	while (running && !XNextEvent(dpy, &ev)){
+		if (!(autostartcomplete || autostarttags))
+			autostarttagsspawner();
 		if (handler[ev.type])
 			handler[ev.type](&ev); /* call handler */
+	}
 }
 
 void
@@ -1676,6 +1693,33 @@ tag(const Arg *arg)
 	}
 }
 
+void
+autostarttagsspawner(void)
+{
+	int i;
+	Arg arg;
+
+	for (i = autostartcmdscomplete; i < LENGTH(autostarttaglist) ; i++){
+		autostartcmdscomplete += 1;
+		autostarttags = autostarttaglist[i].tags;
+		arg.v = autostarttaglist[i].cmd ;
+		spawn(&arg);
+		return;
+	}
+	autostartcomplete = 1;
+	return;
+}
+
+void
+applyautostarttags(Client *c)
+{
+	if (!c)
+		return;
+	c->tags = autostarttags;
+	autostarttags = 0;
+	return;
+}
+
 void
 tagmon(const Arg *arg)
 {
-- 
2.30.2