[Bf-blender-cvs] [a6218502240] master: Fix T53550: E hotkey not working after the color-band picker commit

[Ray Molenkamp]

Commit: a6218502240499423d29157d3ca3dcb916909b64
Author: Ray Molenkamp
Date:   Wed Dec 13 06:59:44 2017 -0700
Branches: master
https://developer.blender.org/rBa6218502240499423d29157d3ca3dcb916909b64

Fix T53550: E hotkey not working after the color-band picker commit

Related to D2886, the color-band picker was lacking a poll function.

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

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

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

diff --git a/source/blender/editors/interface/interface_eyedropper_colorband.c b/source/blender/editors/interface/interface_eyedropper_colorband.c
index 85339ff0322..b13d552dbeb 100644
--- a/source/blender/editors/interface/interface_eyedropper_colorband.c
+++ b/source/blender/editors/interface/interface_eyedropper_colorband.c
@@ -289,6 +289,13 @@ static int eyedropper_colorband_exec(bContext *C, wmOperator *op)
 	}
 }
 
+static int eyedropper_colorband_poll(bContext *C)
+{
+	uiBut *but = UI_context_active_but_get(C);
+	return (but && but->type == UI_BTYPE_COLORBAND);
+}
+
+
 void UI_OT_eyedropper_colorband(wmOperatorType *ot)
 {
 	/* identifiers */
@@ -301,6 +308,7 @@ void UI_OT_eyedropper_colorband(wmOperatorType *ot)
 	ot->modal = eyedropper_colorband_modal;
 	ot->cancel = eyedropper_colorband_cancel;
 	ot->exec = eyedropper_colorband_exec;
+	ot->poll = eyedropper_colorband_poll;
 
 	/* flags */
 	ot->flag = OPTYPE_BLOCKING | OPTYPE_INTERNAL;
@@ -320,6 +328,7 @@ void UI_OT_eyedropper_colorband_point(wmOperatorType *ot)
 	ot->modal = eyedropper_colorband_point_modal;
 	ot->cancel = eyedropper_colorband_cancel;
 	ot->exec = eyedropper_colorband_exec;
+	ot->poll = eyedropper_colorband_poll;
 
 	/* flags */
 	ot->flag = OPTYPE_BLOCKING | OPTYPE_INTERNAL;