From e6b0bc835fdc3eecc6ca8c78f852be17ed106d4a Mon Sep 17 00:00:00 2001
From: 0scar <qgt268@alumni.ku.dk>
Date: Wed, 1 Mar 2023 11:43:12 +0100
Subject: Patch: center

Source:
https://github.com/djpohly/dwl/compare/main...dm1tz:04-center.patch
---
 dwl.c | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)

(limited to 'dwl.c')

diff --git a/dwl.c b/dwl.c
index 0e07ac4..74840e4 100644
--- a/dwl.c
+++ b/dwl.c
@@ -143,7 +143,7 @@ struct Client {
 #endif
 	unsigned int bw;
 	uint32_t tags;
-	int isfloating, isurgent, isfullscreen, issticky, isterm, noswallow;
+	int iscentered, isfloating, isurgent, isfullscreen, issticky, isterm, noswallow;
 	char scratchkey;
 	uint32_t resize; /* configure serial of a pending resize */
   pid_t pid;
@@ -236,6 +236,7 @@ typedef struct {
 	const char *id;
 	const char *title;
 	uint32_t tags;
+	int iscentered;
 	int isfloating;
 	int isterm;
 	int noswallow;
@@ -490,6 +491,7 @@ applyrules(Client *c)
 	for (r = rules; r < END(rules); r++) {
 		if ((!r->title || strstr(title, r->title))
 				&& (!r->id || strstr(appid, r->id))) {
+			c->iscentered = r->iscentered;
 			c->isfloating = r->isfloating;
 			c->scratchkey = r->scratchkey;
 			c->isterm = r->isterm;
@@ -517,6 +519,12 @@ applyrules(Client *c)
 			newtags = p->tags;
 		}
 	}
+
+	if (c->iscentered) {
+		c->geom.x = (mon->w.width - c->geom.width) / 2 + mon->m.x;
+		c->geom.y = (mon->w.height - c->geom.height) / 2 + mon->m.y;
+	}
+
 	setmon(c, mon, newtags);
 }
 
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