add push files

3 files changed, 68 insertions, 0 deletions

diff --git a/Makefile b/Makefile
index 1bdc7d6..8fa5630 100644
--- a/Makefile
+++ b/Makefile
@@ -24,6 +24,7 @@ all: dwl
 dwl: dwl.o util.o
 	$(CC) dwl.o util.o $(LDLIBS) $(LDFLAGS) $(DWLCFLAGS) -o $@
 dwl.o: dwl.c config.mk config.h client.h xdg-shell-protocol.h wlr-layer-shell-unstable-v1-protocol.h idle-protocol.h
+dwl.o: push.c
 util.o: util.c util.h
 
 # wayland scanner rules to generate .h / .c files
diff --git a/push.c b/push.c
new file mode 100644
index 0000000..26ed462
--- /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 = selclient();
+	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 = selclient();
+	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 0000000..59c0f80
--- /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);