=== modified file 'src/ui/widget/color-scales.cpp'
--- src/ui/widget/color-scales.cpp	2016-08-08 10:01:15 +0000
+++ src/ui/widget/color-scales.cpp	2017-04-21 11:17:46 +0000
@@ -48,6 +48,7 @@
     , _rangeLimit(255.0)
     , _updating(FALSE)
     , _dragging(FALSE)
+    , _mode(SP_COLOR_SCALES_MODE_NONE)
 {
     for (gint i = 0; i < 5; i++) {
         _l[i] = 0;