1 files changed, 16 insertions, 0 deletions

diff --git a/music_sampler/music_sampler.kv b/music_sampler/music_sampler.kv
index 7abab0d..ae5dbd7 100644
--- a/music_sampler/music_sampler.kv
+++ b/music_sampler/music_sampler.kv
@@ -76,6 +76,22 @@
     size_hint: None, None
     size: 2 * self.parent.width - 2 * self.parent.line_width, self.parent.height - key_label.font_size
 
+<UnfocusedOverlay>:
+  canvas.before:
+    Color:
+      rgba: 1, 0, 0, 0.9
+    Rectangle:
+      pos: 0, 0
+      size: self.width, self.height
+  size_hint: 1, 1
+  color: 1, 1, 1, 1
+  valign: "middle"
+  halign: "center"
+  font_name: "Ubuntu"
+  font_size: self.parent and 2 * self.parent.key_size or 42
+  text_size: self.size
+  text: "Focus lost!"
+
 <Screen>:
   canvas:
     Color: