Add shiftview

1 files changed, 16 insertions, 0 deletions

diff --git a/dwm.c b/dwm.c
index 8f8a72a..df8e268 100644
--- a/dwm.c
+++ b/dwm.c
@@ -233,6 +233,7 @@ static int xerror(Display *dpy, XErrorEvent *ee);
 static int xerrordummy(Display *dpy, XErrorEvent *ee);
 static int xerrorstart(Display *dpy, XErrorEvent *ee);
 static void zoom(const Arg *arg);
+static void shiftview(const Arg *arg);
 
 /* variables */
 static const char broken[] = "broken";
@@ -2124,6 +2125,21 @@ zoom(const Arg *arg)
 	pop(c);
 }
 
+void
+shiftview(const Arg *arg) {
+	Arg shifted;
+
+	if(arg->i > 0) // left circular shift
+		shifted.ui = (selmon->tagset[selmon->seltags] << arg->i)
+		   | (selmon->tagset[selmon->seltags] >> (LENGTH(tags) - arg->i));
+
+	else // right circular shift
+		shifted.ui = selmon->tagset[selmon->seltags] >> (- arg->i)
+		   | selmon->tagset[selmon->seltags] << (LENGTH(tags) + arg->i);
+
+	view(&shifted);
+}
+
 int
 main(int argc, char *argv[])
 {