Adding sendmoncenter patch ref. #402

README.md

@@ -19,6 +19,8 @@ Browsing patches? There is a [map of patches](https://coggle.it/diagram/X9IiSSM6
 
 ### Changelog:
 
+2023-12-01 - Added the sendmoncenter patch
+
 2023-11-12 - Added the focusmaster-return patch variant
 
 2023-06-27 - Added the focusfollowmouse and unmanaged patches
@@ -650,6 +652,9 @@ Browsing patches? There is a [map of patches](https://coggle.it/diagram/X9IiSSM6
    - [selfrestart](https://dwm.suckless.org/patches/selfrestart/)
       - restart dwm without the unnecessary dependency of an external script
 
+   - [sendmoncenter](https://dwm.suckless.org/patches/sendmoncenter/)
+      - floating windows being sent to another monitor will be centered
+
    - [sendmon\_keepfocus](https://github.com/bakkeby/patches/wiki/sendmon_keepfocus/)
       - minor patch that allow clients to keep focus when being sent to another monitor
 

dwm.c

@@ -3383,6 +3383,14 @@ sendmon(Client *c, Monitor *m)
 	#else
 	c->tags = m->tagset[m->seltags]; /* assign tags of target monitor */
 	#endif // EMPTYVIEW_PATCH
+	#if SENDMON_CENTER_PATCH
+	c->x = m->mx + (m->mw - WIDTH(c)) / 2;
+	c->y = m->my + (m->mh - HEIGHT(c)) / 2;
+	#if SAVEFLOATS_PATCH
+	c->sfx = m->mx + (m->mw - c->sfw - 2 * c->bw) / 2;
+	c->sfy = m->my + (m->mh - c->sfh - 2 * c->bw) / 2;
+	#endif // SAVEFLOATS_PATCH
+	#endif // SENDMON_CENTER_PATCH
 	#if ATTACHABOVE_PATCH || ATTACHASIDE_PATCH || ATTACHBELOW_PATCH || ATTACHBOTTOM_PATCH
 	attachx(c);
 	#else

patches.def.h

@@ -1028,6 +1028,11 @@
  */
 #define SELFRESTART_PATCH 0
 
+/* Floating windows being sent to another monitor will be centered.
+ * https://dwm.suckless.org/patches/sendmoncenter/
+ */
+#define SENDMON_CENTER_PATCH 0
+
 /* This patch allow clients to keep focus when being sent to another monitor.
  * https://github.com/bakkeby/patches/blob/master/dwm/dwm-sendmon_keepfocus-6.2.diff
  */