[Bf-blender-cvs] [a1120892b0e] master: UI: Fix panel drag icon added to redo panel

[Hans Goudey]

Commit: a1120892b0efb0d31c0aed1ff8f53a3eb86f36d7
Author: Hans Goudey
Date:   Thu Nov 19 20:43:10 2020 -0500
Branches: master
https://developer.blender.org/rBa1120892b0efb0d31c0aed1ff8f53a3eb86f36d7

UI: Fix panel drag icon added to redo panel

Error in cleanup commit 0d93bd8d639. Currently floating panels
cannot be dragged, so the widget should not be displayed.

===================================================================

M	source/blender/editors/interface/interface_panel.c

===================================================================

diff --git a/source/blender/editors/interface/interface_panel.c b/source/blender/editors/interface/interface_panel.c
index 839363c9599..514bc872b4a 100644
--- a/source/blender/editors/interface/interface_panel.c
+++ b/source/blender/editors/interface/interface_panel.c
@@ -1137,7 +1137,7 @@ static void panel_draw_aligned_widgets(const uiStyle *style,
   }
 
   /* Draw drag widget. */
-  if (!is_subpanel) {
+  if (!is_subpanel && show_background) {
     const int drag_widget_size = header_height * 0.7f;
     GPU_matrix_push();
     /* The magic numbers here center the widget vertically and offset it to the left.