From ed612e440436732b31c8bed020abbff339833ba2 Mon Sep 17 00:00:00 2001
From: Anton Bobov <abobov@gmail.com>
Date: Fri, 18 Jul 2014 00:06:38 +0600
Subject: Fix screen state detection.

---
 f7-script.sh | 4 ++++
 1 file changed, 4 insertions(+)

(limited to 'f7-script.sh')

diff --git a/f7-script.sh b/f7-script.sh
index 55a2962..0f2d2d6 100755
--- a/f7-script.sh
+++ b/f7-script.sh
@@ -53,6 +53,10 @@ screen_toggle() {
 
 screen_get_state() {
     SCREEN="$1"
+    if [ -z "$SCREEN" ] ; then
+        echo ""
+        return
+    fi
     xrandr --query | grep "^$SCREEN"
     #xrandr --query | grep "^$SCREEN" | grep connected | sed 's/.*connected\s*\([^ ]\+\).*/\1/' | grep -o '[0-9]*x[0-9]*' || echo
 }
-- 
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