From 06d86c26da60e4196ec3c5228b04c66ac042a1f8 Mon Sep 17 00:00:00 2001
From: "Devin J. Pohly" <djpohly@gmail.com>
Date: Thu, 4 Mar 2021 00:45:50 -0600
Subject: [PATCH] port dwm "push" patch to dwl
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Signed-off-by: Leonardo Hernández Hernández <leohdz172@proton.me>
---
 Makefile |  2 +-
 dwl.c    |  2 ++
 push.c   | 63 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 push.h   |  4 ++++
 4 files changed, 70 insertions(+), 1 deletion(-)
 create mode 100644 push.c
 create mode 100644 push.h

diff --git a/Makefile b/Makefile
index 578194f2..f919a61e 100644
--- a/Makefile
+++ b/Makefile
@@ -19,7 +19,7 @@ LDLIBS    = `$(PKG_CONFIG) --libs $(PKGS)` $(WLR_LIBS) -lm $(LIBS)
 all: dwl
 dwl: dwl.o util.o
 	$(CC) dwl.o util.o $(DWLCFLAGS) $(LDFLAGS) $(LDLIBS) -o $@
-dwl.o: dwl.c client.h config.h config.mk cursor-shape-v1-protocol.h \
+dwl.o: dwl.c client.h config.h config.mk push.h cursor-shape-v1-protocol.h \
 	pointer-constraints-unstable-v1-protocol.h wlr-layer-shell-unstable-v1-protocol.h \
 	wlr-output-power-management-unstable-v1-protocol.h xdg-shell-protocol.h
 util.o: util.c util.h
diff --git a/dwl.c b/dwl.c
index ad21e1ba..69753921 100644
--- a/dwl.c
+++ b/dwl.c
@@ -450,7 +450,9 @@ static struct wlr_xwayland *xwayland;
 #endif
 
 /* configuration, allows nested code to access above variables */
+#include "push.h"
 #include "config.h"
+#include "push.c"
 
 /* attempt to encapsulate suck into one file */
 #include "client.h"
diff --git a/push.c b/push.c
new file mode 100644
index 00000000..323c317e
--- /dev/null
+++ b/push.c
@@ -0,0 +1,63 @@
+static Client *
+nexttiled(Client *sel) {
+	Client *c;
+	wl_list_for_each(c, &sel->link, link) {
+		if (&c->link == &clients)
+			break;  /* don't wrap */
+		if (!c->isfloating && VISIBLEON(c, selmon))
+			return c;
+	}
+	return NULL;
+}
+
+static Client *
+prevtiled(Client *sel) {
+	Client *c;
+	wl_list_for_each_reverse(c, &sel->link, link) {
+		if (&c->link == &clients)
+			break;  /* don't wrap */
+		if (!c->isfloating && VISIBLEON(c, selmon))
+			return c;
+	}
+	return NULL;
+}
+
+static void
+pushup(const Arg *arg) {
+	Client *sel = focustop(selmon);
+	Client *c;
+
+	if(!sel || sel->isfloating)
+		return;
+	if((c = prevtiled(sel))) {
+		/* attach before c */
+		wl_list_remove(&sel->link);
+		wl_list_insert(c->link.prev, &sel->link);
+	} else {
+		/* move to the end */
+		wl_list_remove(&sel->link);
+		wl_list_insert(clients.prev, &sel->link);
+	}
+	focusclient(sel, 1);
+	arrange(selmon);
+}
+
+static void
+pushdown(const Arg *arg) {
+	Client *sel = focustop(selmon);
+	Client *c;
+
+	if(!sel || sel->isfloating)
+		return;
+	if((c = nexttiled(sel))) {
+		/* attach after c */
+		wl_list_remove(&sel->link);
+		wl_list_insert(&c->link, &sel->link);
+	} else {
+		/* move to the front */
+		wl_list_remove(&sel->link);
+		wl_list_insert(&clients, &sel->link);
+	}
+	focusclient(sel, 1);
+	arrange(selmon);
+}
diff --git a/push.h b/push.h
new file mode 100644
index 00000000..59c0f80e
--- /dev/null
+++ b/push.h
@@ -0,0 +1,4 @@
+static Client *nexttiled(Client *sel);
+static Client *prevtiled(Client *sel);
+static void pushdown(const Arg *arg);
+static void pushup(const Arg *arg);
-- 
2.48.0