From a140619d16c410206289e4b4e9937403626b8d01 Mon Sep 17 00:00:00 2001
From: markus-langgeng <markus.langgeng4@gmail.com>
Date: Wed, 2 Apr 2025 15:13:16 +0700
Subject: [PATCH] add movetocardinaldir

Add the ability to move floating windows according to cardinal
direction.
---
 config.def.h |  9 ++++++++
 dwl.c        | 64 ++++++++++++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 73 insertions(+)

diff --git a/config.def.h b/config.def.h
index 22d2171..e9e2010 100644
--- a/config.def.h
+++ b/config.def.h
@@ -148,6 +148,15 @@ static const Key keys[] = {
 	{ MODKEY,                    XKB_KEY_period,     focusmon,       {.i = WLR_DIRECTION_RIGHT} },
 	{ MODKEY|WLR_MODIFIER_SHIFT, XKB_KEY_less,       tagmon,         {.i = WLR_DIRECTION_LEFT} },
 	{ MODKEY|WLR_MODIFIER_SHIFT, XKB_KEY_greater,    tagmon,         {.i = WLR_DIRECTION_RIGHT} },
+	{ MODKEY|WLR_MODIFIER_LOGO,  XKB_KEY_u,      movetocardinaldir,  {.i = DIR_NW} },
+	{ MODKEY|WLR_MODIFIER_LOGO,  XKB_KEY_i,      movetocardinaldir,  {.i = DIR_N}  },
+	{ MODKEY|WLR_MODIFIER_LOGO,  XKB_KEY_o,      movetocardinaldir,  {.i = DIR_NE} },
+	{ MODKEY|WLR_MODIFIER_LOGO,  XKB_KEY_j,      movetocardinaldir,  {.i = DIR_W}  },
+	{ MODKEY|WLR_MODIFIER_LOGO,  XKB_KEY_k,      movetocardinaldir,  {.i = DIR_C}  },
+	{ MODKEY|WLR_MODIFIER_LOGO,  XKB_KEY_l,      movetocardinaldir,  {.i = DIR_E}  },
+	{ MODKEY|WLR_MODIFIER_LOGO,  XKB_KEY_m,      movetocardinaldir,  {.i = DIR_SW} },
+	{ MODKEY|WLR_MODIFIER_LOGO,  XKB_KEY_comma,  movetocardinaldir,  {.i = DIR_S}  },
+	{ MODKEY|WLR_MODIFIER_LOGO,  XKB_KEY_period, movetocardinaldir,  {.i = DIR_SE} },
 	TAGKEYS(          XKB_KEY_1, XKB_KEY_exclam,                     0),
 	TAGKEYS(          XKB_KEY_2, XKB_KEY_at,                         1),
 	TAGKEYS(          XKB_KEY_3, XKB_KEY_numbersign,                 2),
diff --git a/dwl.c b/dwl.c
index cf3ef70..003211c 100644
--- a/dwl.c
+++ b/dwl.c
@@ -84,6 +84,7 @@
 enum { CurNormal, CurPressed, CurMove, CurResize }; /* cursor */
 enum { XDGShell, LayerShell, X11 }; /* client types */
 enum { LyrBg, LyrBottom, LyrTile, LyrFloat, LyrTop, LyrFS, LyrOverlay, LyrBlock, NUM_LAYERS }; /* scene layers */
+enum { DIR_N = 1, DIR_NE, DIR_E, DIR_SE, DIR_S, DIR_SW, DIR_W, DIR_NW, DIR_C };
 #ifdef XWAYLAND
 enum { NetWMWindowTypeDialog, NetWMWindowTypeSplash, NetWMWindowTypeToolbar,
 	NetWMWindowTypeUtility, NetLast }; /* EWMH atoms */
@@ -308,6 +309,7 @@ static void motionnotify(uint32_t time, struct wlr_input_device *device, double
 		double sy, double sx_unaccel, double sy_unaccel);
 static void motionrelative(struct wl_listener *listener, void *data);
 static void moveresize(const Arg *arg);
+static void movetocardinaldir(const Arg *arg);
 static void outputmgrapply(struct wl_listener *listener, void *data);
 static void outputmgrapplyortest(struct wlr_output_configuration_v1 *config, int test);
 static void outputmgrtest(struct wl_listener *listener, void *data);
@@ -1928,6 +1930,68 @@ moveresize(const Arg *arg)
 	}
 }
 
+void
+movetocardinaldir(const Arg *arg)
+{
+	Client *c = focustop(selmon);
+	Monitor *m = selmon;
+	unsigned int  mx, my, mw, mh, h, w;
+	int nx, ny;
+
+	if(!(m && arg && arg->v && c && c->isfloating)) {
+		return;
+	}
+
+	mx = c->mon->w.x;
+	my = c->mon->w.y;
+	mw = m->w.width;
+	mh = m->w.height;
+	h = c->geom.height;
+	w = c->geom.width;
+
+	switch (arg->i) {
+		case DIR_NW:
+			nx = mx;
+			ny = my;
+			break;
+		case DIR_N:
+			nx = (mw - w) / 2;
+			ny = my;
+			break;
+		case DIR_NE:
+			nx = mw - w;
+			ny = my;
+			break;
+		case DIR_E:
+			nx = mx + mw - w;
+			ny = (mh - h) / 2 + my;
+			break;
+		case DIR_SE:
+			nx = mw - w;
+			ny = my + mh - h;
+			break;
+		case DIR_S:
+			nx = (mw - w) / 2 + mx;
+			ny = my + mh - h;
+			break;
+		case DIR_SW:
+			nx = mx;
+			ny = my + mh - h;
+			break;
+		case DIR_W:
+			nx = mx;
+			ny = (mh - h) / 2 + my;
+			break;
+		case DIR_C:
+			nx = (mw - w) / 2 + mx;
+			ny = (mh - h) / 2 + my;
+			break;
+		default:
+			return;
+	}
+
+	resize(c, (struct wlr_box){ .x = nx, .y = ny, .width = c->geom.width, .height = c->geom.height}, 1);
+}
 void
 outputmgrapply(struct wl_listener *listener, void *data)
 {
-- 
2.47.2