only cycle through active tags

1 files changed, 26 insertions, 9 deletions

diff --git a/shiftview.c b/shiftview.c
index e82053a..b592a67 100644
--- a/shiftview.c
+++ b/shiftview.c
@@ -4,16 +4,33 @@
  *          or left (negative value)
  */
 void
-shiftview(const Arg *arg) {
-	Arg shifted;
+shiftview(const Arg *arg)
+{
+	Arg a;
+	Client *c;
+	unsigned visible = 0;
+	int i = arg->i;
+	int count = 0;
+	int nextseltags, curseltags = selmon->tagset[selmon->seltags];
 
-	if(arg->i > 0) // left circular shift
-		shifted.ui = (selmon->tagset[selmon->seltags] << arg->i)
-		   | (selmon->tagset[selmon->seltags] >> (LENGTH(tags) - arg->i));
+	do {
+		if(i > 0) // left circular shift
+			nextseltags = (curseltags << i) | (curseltags >> (LENGTH(tags) - i));
 
-	else // right circular shift
-		shifted.ui = selmon->tagset[selmon->seltags] >> (- arg->i)
-		   | selmon->tagset[selmon->seltags] << (LENGTH(tags) + arg->i);
+		else // right circular shift
+			nextseltags = curseltags >> (- i) | (curseltags << (LENGTH(tags) + i));
 
-	view(&shifted);
+                // Check if tag is visible
+		for (c = selmon->clients; c && !visible; c = c->next)
+			if (nextseltags & c->tags) {
+				visible = 1;
+				break;
+			}
+		i += arg->i;
+	} while (!visible && ++count < 10);
+
+	if (count < 10) {
+		a.i = nextseltags;
+		view(&a);
+	}
 }