[gimp] Bug 315051 - Image preview in transforms keeps original version visible

[Michael Natterer <mitch src gnome org>]

commit 6561dec3df987d1ccbdc1648676d42642810bfb8
Author: Michael Natterer <mitch gimp org>
Date:   Sat May 6 01:07:53 2017 +0200

    Bug 315051 - Image preview in transforms keeps original version visible
    
    Only hide the layer if the transform preview is visible.

 app/tools/gimptransformtool.c |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)
---
diff --git a/app/tools/gimptransformtool.c b/app/tools/gimptransformtool.c
index 2676994..eb7d850 100644
--- a/app/tools/gimptransformtool.c
+++ b/app/tools/gimptransformtool.c
@@ -1895,6 +1895,7 @@ gimp_transform_tool_hide_active_item (GimpTransformTool *tr_tool,
 
   /*  hide only complete layers and channels, not layer masks  */
   if (options->type == GIMP_TRANSFORM_TYPE_LAYER &&
+      options->show_preview                      &&
       GIMP_IS_DRAWABLE (item)                    &&
       ! GIMP_IS_LAYER_MASK (item)                &&
       gimp_item_get_visible (item)               &&