From 1b96862ae2c69fb31e624baec553e795d497b764 Mon Sep 17 00:00:00 2001
From: BitHeaven <bit.heaven@bk.ru>
Date: Fri, 31 May 2024 18:59:42 +0500
Subject: [PATCH] Add resizecorners patch

---
 PATCHES |  2 +-
 dwm.c   | 26 ++++++++++++++++++++++----
 2 files changed, 23 insertions(+), 5 deletions(-)

diff --git a/PATCHES b/PATCHES
index 84b7f2f..89fa35f 100644
--- a/PATCHES
+++ b/PATCHES
@@ -4,6 +4,6 @@ fullgaps
 gaplessgrid
 status2d + extrabar
 barpadding + notitle
+resizecorners
 
-anycorners
 fonts?
diff --git a/dwm.c b/dwm.c
index 5cf65b6..2e184d9 100644
--- a/dwm.c
+++ b/dwm.c
@@ -1426,9 +1426,15 @@ void
 resizemouse(const Arg *arg)
 {
 	int ocx, ocy, nw, nh;
+	int ocx2, ocy2, nx, ny;
 	Client *c;
 	Monitor *m;
 	XEvent ev;
+	int horizcorner, vertcorner;
+	int di;
+	unsigned int dui;
+	Window dummy;
+
 	Time lasttime = 0;
 
 	if (!(c = selmon->sel))
@@ -1438,10 +1444,18 @@ resizemouse(const Arg *arg)
 	restack(selmon);
 	ocx = c->x;
 	ocy = c->y;
+	ocx2 = c->x + c->w;
+	ocy2 = c->y + c->h;
 	if (XGrabPointer(dpy, root, False, MOUSEMASK, GrabModeAsync, GrabModeAsync,
 		None, cursor[CurResize]->cursor, CurrentTime) != GrabSuccess)
 		return;
-	XWarpPointer(dpy, None, c->win, 0, 0, 0, 0, c->w + c->bw - 1, c->h + c->bw - 1);
+	if (!XQueryPointer (dpy, c->win, &dummy, &dummy, &di, &di, &nx, &ny, &dui))
+		return;
+	horizcorner = nx < c->w / 2;
+	vertcorner  = ny < c->h / 2;
+	XWarpPointer(dpy, None, c->win, 0, 0, 0, 0,
+			horizcorner ? (-c->bw) : (c->w + c->bw - 1),
+			vertcorner ? (-c->bw) : (c->h + c->bw - 1));
 	do {
 		XMaskEvent(dpy, MOUSEMASK|ExposureMask|SubstructureRedirectMask, &ev);
 		switch(ev.type) {
@@ -1455,8 +1469,10 @@ resizemouse(const Arg *arg)
 				continue;
 			lasttime = ev.xmotion.time;
 
-			nw = MAX(ev.xmotion.x - ocx - 2 * c->bw + 1, 1);
-			nh = MAX(ev.xmotion.y - ocy - 2 * c->bw + 1, 1);
+			nx = horizcorner ? ev.xmotion.x : c->x;
+			ny = vertcorner ? ev.xmotion.y : c->y;
+			nw = MAX(horizcorner ? (ocx2 - nx) : (ev.xmotion.x - ocx - 2 * c->bw + 1), 1);
+			nh = MAX(vertcorner ? (ocy2 - ny) : (ev.xmotion.y - ocy - 2 * c->bw + 1), 1);
 			if (c->mon->wx + nw >= selmon->wx && c->mon->wx + nw <= selmon->wx + selmon->ww
 			&& c->mon->wy + nh >= selmon->wy && c->mon->wy + nh <= selmon->wy + selmon->wh)
 			{
@@ -1469,7 +1485,9 @@ resizemouse(const Arg *arg)
 			break;
 		}
 	} while (ev.type != ButtonRelease);
-	XWarpPointer(dpy, None, c->win, 0, 0, 0, 0, c->w + c->bw - 1, c->h + c->bw - 1);
+	XWarpPointer(dpy, None, c->win, 0, 0, 0, 0,
+			horizcorner ? (-c->bw) : (c->w + c->bw - 1),
+			vertcorner ? (-c->bw) : (c->h + c->bw - 1));
 	XUngrabPointer(dpy, CurrentTime);
 	while (XCheckMaskEvent(dpy, EnterWindowMask, &ev));
 	if ((m = recttomon(c->x, c->y, c->w, c->h)) != selmon) {