[Bf-blender-cvs] [d442e0ad63a] blender2.8: UI: Fix T54691: Vector icon vs Widget base ordering.

[Clément Foucault]

Commit: d442e0ad63ac54c92acc4d66af9b1e27c025a23e
Author: Clément Foucault
Date:   Tue Apr 17 15:53:49 2018 +0200
Branches: blender2.8
https://developer.blender.org/rBd442e0ad63ac54c92acc4d66af9b1e27c025a23e

UI: Fix T54691: Vector icon vs Widget base ordering.

It was making keyframe marker and bone theme color icon disappear under
their button.

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

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

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

diff --git a/source/blender/editors/interface/interface_icons.c b/source/blender/editors/interface/interface_icons.c
index 682eac6a352..04de8f6c94c 100644
--- a/source/blender/editors/interface/interface_icons.c
+++ b/source/blender/editors/interface/interface_icons.c
@@ -1211,6 +1211,8 @@ static void icon_draw_size(
 	h = (int)(fdraw_size / aspect + 0.5f);
 	
 	if (di->type == ICON_TYPE_VECTOR) {
+		/* We need to flush widget base first to ensure correct ordering. */
+		UI_widgetbase_draw_cache_flush();
 		/* vector icons use the uiBlock transformation, they are not drawn
 		 * with untransformed coordinates like the other icons */
 		di->data.vector.func((int)x, (int)y, w, h, 1.0f);