From eb431482a7ef91d0a1c5c567ae9e9f5546724f42 Mon Sep 17 00:00:00 2001
From: Olivier Couet <olivier.couet@cern.ch>
Date: Wed, 26 Mar 2014 15:39:54 +0100
Subject: [PATCH] Add a protection for axis-zoom-opaque. (Thanks Bertrand to
have seen it :-) )
---
graf2d/gpad/src/TPad.cxx | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/graf2d/gpad/src/TPad.cxx b/graf2d/gpad/src/TPad.cxx
index 83fda3916ed..60fd7bce365 100644
--- a/graf2d/gpad/src/TPad.cxx
+++ b/graf2d/gpad/src/TPad.cxx
@@ -2404,7 +2404,10 @@ void TPad::ExecuteEventAxis(Int_t event, Int_t px, Int_t py, TAxis *axis)
if (!opaque) {
gVirtualX->SetLineColor(-1);
} else {
- zoombox->Delete();
+ if (zoombox) {
+ zoombox->Delete();
+ zoombox = 0;
+ }
}
break;
}
--
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